enzymic assay for lecithin in amniotic fluid.we describe an enzymic method for determining lecithin in amniotic fluid. phospholipase d from savoy cabbage is used to liberate choline from lecithin, and the liberated choline is oxidized to betaine and hydrogen peroxide by choline oxidase from arthrobacter globiformis. the hydrogen peroxide forms a colored complex with phenol and 4-aminoantipyrene in the presence of horseradish peroxidase, and this color is measured spectrophotometrically. the method is relatively easy, precise, and accurate, ...1979761344
[determination of the dietary fiber content of some foods using a biological method].the evaluation of a biological method for dietary fibre determination in food was the main purpose of this study. three-week old wistar rats were used in this experiments. the rats were administered during two weeks a diet containing 1% of crude fibre from bread, grits, green beans, white cabbage and carrot. it was found that the biological method gave results similar to those obtained by the enzymatic one.19892561577
[the pharmacological effects of extract of brassica oleracea var. capitata (red cabbage)]. 19715169696
[therapeutic use of white cabbage juice]. 19666001245
investigations on the intestinal availability of native thiamin in selected foods and feedstuffs.the aim of the present study was to investigate the precaecal digestibility as a quantitative measure for the intestinal availability of naturally occurring thiamin from selected foods and feedstuffs. therefore, three experiments were conducted to examine the following foods and feedstuffs: eggs, bananas, white cabbage, corn, milk, fish, barley, soybeans, rice, wheat bran, brewer's yeast, rye and soybean meal. the foods and food processing procedures were made with regard to their relevance in h ...199910654161
antioxidant content of whole grain breakfast cereals, fruits and vegetables.considerable scientific evidence suggests that whole grains, as commonly consumed in the united states and europe, reduce risk for chronic disease including cancer and heart disease. whole grains provide a wide range of nutrients and phytochemicals that may work synergistically to optimize human health. fruits and vegetables provide protection against age related diseases. it is believed their high content of antioxidant compounds is key to such protection.200010875603
survival of poliovirus on soft fruit and salad vegetables.a series of studies were performed, using poliovirus, to ascertain the potential for enteric pathogenic viruses to survive on various foodstuffs. the extraction protocols, which could be performed in just a few hours, were developed for use with quantities of food that would normally constitute a portion for consumption. the protocols were based on elution of viruses from food surfaces, followed by differential centrifugation to remove food debris and concentrate viruses. the studies were mostly ...200111348005
availability of vitamin b6 from different food sources.the present study was conducted to investigate the precaecal digestibility of vitamin b6 from selected food sources including eggs, bananas, white cabbage, corn, milk powder, fish, barley, soybeans, brown rice, wheat bran, brewer's yeast, rye and soybean meal. these foods were chosen for their relevance in human and animal nutrition and prepared as they are usually eaten by humans. as confirmed by further investigations the precaecal digestibility is a valuable measure for determining the availa ...200211939111
susceptibility of four different vegetable brassicas to cabbage whitefly (aleyrodes proletella l., aleyrodidae) attack.cabbage whitefly (aleyrodes proletella l.) is one of the most noticeable pests on cultivated brassica species in the continental part of slovenia. in year 2000 a susceptibility of four different vegetables of brassica genus to cabbage whitefly attack had been examined. the highest number of imagoes and larvae was found on kale, significantly less on savoy cabbage and brussels sprouts and only individual specimen on cabbage. due to relatively small parcels, the most appropriate way of determining ...200212696419
prevention by natural food anthocyanins, purple sweet potato color and red cabbage color, of 2-amino-1-methyl-6-phenylimidazo[4,5-b]pyridine (phip)-associated colorectal carcinogenesis in rats initiated with 1,2-dimethylhydrazine.the potential of purple sweet potato color (pspc) and red cabbage color (rcc), natural anthocyanin food colors, to modify colorectal carcinogenesis was investigated in male f344/ducrj rats, initially treated with 1,2-dimethylhydrazine (dmh) and receiving 2-amino-1-methyl-6-phenylimidazo[4,5-b]pyridine (phip) in the diet. after dmh initiation, pspc and rcc were given at a dietary level of 5.0% in combination with 0.02% phip until week 36. no pspc or rcc-treatment-related changes in clinical signs ...200211915369
effects of cruciferous vegetables and their constituents on drug metabolizing enzymes involved in the bioactivation of dna-reactive dietary carcinogens.epidemiological studies give evidence that cruciferous vegetables (cf) protect humans against cancer, and also results from animal experiments show that they reduce chemically induced tumor formation. these properties have been attributed to alterations in the metabolism of carcinogens by breakdown products of glucosinolates, which are constituents of cf. the present article gives an overview on the present state of knowledge on the impact of cf and their constituents on enzymes that are involve ...200111506821
optimum timing of insecticide applications against diamondback moth plutella xylostella in cole crops using threshold catches in sex pheromone traps.field trials were conducted in cabbage (brassica oleracea var capitata), cauliflower (b oleracea var botrytis) and knol khol (b oleracea gongylodes) crops at two different locations in karnataka state (india) to optimize the timing of insecticide applications to control the diamondback moth, plutella xylostella, using sex pheromone traps. our results indicate that applications of cartap hydrochloride as insecticide during a 12-24 h period after the pheromone traps had caught on average 8, 12 and ...200111455637
evaluation of a polymerase chain reaction-based system for detection of salmonella enteritidis, escherichia coli o157:h7, listeria spp., and listeria monocytogenes on fresh fruits and vegetables.a polymerase chain reaction (pcr)-based detection system, bax, was evaluated for its sensitivity in detecting salmonella enteritidis, escherichia coli o157:h7, listeria sp., and listeria monocytogenes on fresh produce. fifteen different types of produce (alfalfa sprouts, green peppers, parsley, white cabbage, radishes, onions, carrots, mushrooms, leaf lettuce, tomatoes, strawberries, cantaloupe, mango, apples, and oranges) were inoculated, in separate studies, with salmonella enteritidis, e. col ...200111403127
cloning and expression pattern of a gene encoding an alpha-xylosidase active against xyloglucan oligosaccharides from alpha-xylosidase active against xyloglucan oligosaccharides was purified from cabbage (brassica oleracea var. capitata) leaves. two peptide sequences were obtained from this protein, the n-terminal and an internal one, and these were used to identify an arabidopsis gene coding for an alpha-xylosidase that we propose to call atxyl1. it has been mapped to a region of chromosome i between markers at 100.44 and 107.48 cm. atxyl1 comprised three exons and encoded a peptide that was 915 amino acids ...200111402218
preventive effects of dietary cabbage acylated anthocyanins on paraquat-induced oxidative stress in rats.the preventive effects of acylated anthocyanins from red cabbage on paraquat-induced oxidative stress were determined in rats. decreased food intake and body weight gain, and increased lung weight and atherogenic index by feeding the rats on a diet containing paraquat were clearly suppressed by supplementing acylated anthocynins to the paraquat diet. paraquat feeding increased the concentration of thiobarbituric acid-reactive substances (tbars) in liver lipids, and decreased the liver triacylgly ...200010993144
the in vivo effect of a brassica oleracea var. capitata extract on ehrlich ascites tumors of mus musculus balb/c extract of brassica oleracea var. capitata juice was prepared using petroleum ether, ether, ethanol and an al2o3 column. the healing and tumor protecting effects of this extract were tested on ehrlich ascites (ea) solid tumors of mus musculus balb/c mice. complete disappearance of the tumors was observed in 54.5% of the animals in the experimental group (n = 22) which received 20 mg/day of the extract i.p. for 28 days. regression of the tumors (27%), fixation of tumor size (4%) and an increas ...199910707127
genotoxic effects of crude juices from brassica vegetables and juices and extracts from phytopharmaceutical preparations and spices of cruciferous plants origin in bacterial and mammalian cells.crude juices of eight brassica vegetables as well as juices and extracts of spices and phytopharmaceutical preparations from cruciferous vegetables were tested for induction of point mutations in salmonella ta98 and ta100, repairable dna damage in e.coli k-12 cells and clastogenic effects in mammalian cells. in bacterial assays, all juices caused genotoxic effects in the absence of metabolic activation, the ranking order being: brussels sprouts > white cabbage > cauliflower > green cabbage > koh ...19968827059
genes and environment interact to determine the fitness costs of resistance to bacillus thuringiensis.genes which provide resistance to novel challenges such as pesticides, toxins or pathogens often impose fitness costs on individuals with a resistant phenotype. studies of resistance to bacillus thuringiensis and its insecticidal cry toxins indicate that fitness costs may be variable and cryptic. using two field populations (karak and serd4) of the diamondback moth, plutella xylostella, we tested the hypothesis that the costs associated with resistance to the b. thuringiensis toxin cry1ac would ...200516011928
conductimetric assays for the hydrolase and transferase activities of phospholipase d enzymes.measurement of solution electrical conductance (conductimetry) is a simple direct assay method for the protogenic, hydrolytic reactions catalyzed by all phospholipase enzymes. the technique is especially suitable for assay of phospholipase d (pld) enzymes where cleavage of zwitterionic substrates reinforces the ph dependent conductance change and allows the method to be used over a much wider ph range than the equivalent titrimetric assay. the ability to detect zwitterion cleavage enables the me ...19948074295
cpd staining: an effective technique for detection of nors and other gc-rich chromosomal regions in plants.mitotic chromosome spreads of 16 plant species belonging to six families were analyzed using an improved combined pi and dapi (cpd) staining procedure. fluorescence in situ hybridization (fish) with 45s rdna probe was conducted sequentially on the same spreads to evaluate the efficiency and sensitivity of the technique. fluorochrome staining with chromomycin a3 (cma)-dapi also was conducted to clarify the properties of the sequences involved in the cpd banded regions. our results revealed that a ...200616760123
probing conserved amino acids in phospholipase d (brassica oleracea var. capitata) for their importance in hydrolysis and transphosphatidylation addition to hydrolysis of glycerophospholipids, phospholipases d (plds) catalyze the head group exchange. the molecular basis of this transphosphatidylation potential, which strongly varies for plds from different sources, is unknown hitherto. recently, the genes of two pld isoenzymes from white cabbage have been sequenced and expressed in escherchia coli, yielding the basis for mutational studies. in the present paper, three sequence characteristics of the isoenzyme (pld2) that corresponds t ...200616845127
[optimization of the protocol for constructing transgenic plants of the white cabbage brassica oleracea var. capitata].the strain agrobacterium tumefaciens gv3101, which contains the pbar vector carrying the phosphinothricin acetyltransferase gene (bar) under the control of the 35scmov promoter and nos 3' terminator, was used for genetic transformation of four white cabbage lines, ges-3, drv-2, zmu 7, and meg 2. the effect of different concentrations and combinations of phytohormones was studied, which allowed for choosing the cultivation conditions that provided a 63-78% regeneration efficiency. it was demonstr ...200617066961
characterization of the cultivable microbiota of sprouts and their potential for application as protective cultures.the microbiota of ten seeds and ready-to-eat sprouts produced thereof was characterized by bacteriological culture and denaturing gradient gel electrophoresis (dgge) of amplified dna fragments of the 16s rrna gene. the predominant bacterial biota of hydroponically grown sprouts mainly consisted of enterobacteria, pseudomonades and lactic acid bacteria (lab). for adzuki, alfalfa, mung bean, radish, sesame and wheat, the ratio of these bacterial groups changed strongly in the course of germination ...200717512686
primary structure of cu-zn superoxide dismutase of brassica oleracea proves homology with corresponding enzymes of animals, fungi and prokaryotes.the complete amino-acid sequence of cu-zn superoxide dismutase from white cabbage (brassica oleracea) is reported. the polypeptide chain consists of 151 amino acids and has a molecular mass of 15,604 da. the primary structure of the reduced and s-carboxymethylated protein was determined by automated solid phase sequence analysis of tryptic fragments and peptides obtained by digestion with staphylococcus aureus proteinase v8. the protein shows a free amino terminus as was found for all non-mammal ...19863790249
influence of composition on the biomethanation potential of restaurant waste at mesophilic temperatures.a synthetic waste was used to study the effect of waste composition on anaerobic degradation of restaurant waste. it was made by blending melted pork lard, white cabbage, chicken breast, and potato flakes, to simulate lipids, cellulose, protein, and carbohydrates, respectively. four blends of the four constituents with an excess of each component were assayed and compared with a fifth blend containing an equal amount of chemical oxygen demand (cod) of each of the four components. the methane pro ...200817601723
the effect of micro-architectural structure of cabbage substratum and or background bacterial flora on the growth of listeria monocytogenes.the effect of micro-architectural structure of cabbage (brassica oleracea var. capitata l.) substratum and or background bacterial flora on the growth of listeria monocytogenes as a function of incubation temperature was investigated. a cocktail mixture of pseudomonas fluorescens, pantoea agglomerans and lactobacillus plantarum was constituted to a population density of approximately 5 log cfu/ml in order to pseudo-simulate background bacterial flora of fresh-cut cabbage. this mixture was co-ino ...200717910986
differential induction of mixed-function oxidase (mfo) activity in rat liver and intestine by diets containing processed cabbage: correlation with cabbage levels of glucosinolates and glucosinolate hydrolysis products.both white and savoy-type cabbage added to a semi-purified diet at 25% dry weight and fed to rats ad lib. for 5 days significantly induced ethoxyresorufin (err) deethylation in the small and large intestine. savoy cabbage also induced hepatic activity and, in general, exhibited a greater inducing effect than white cabbage. these enzyme-inducing effects were altered when the cabbage had been processed. the content of intact glucosinolate was greater in savoy than in white cabbage. the indole gluc ...19873609976
[a food-borne infection caused by campylobacter jejuni serotype lauwers 19].report on a outbreak due to contaminated food involving 556 schoolchildren who got their lunch from a school kitchen. the outbreak occurred abruptly without any secondary infectious. examinations for salmonellae, shigellae, enteritis-coli, yersiniae and rotaviruses were negative. however, campylobacter jejuni were isolated from 105 specimens of faeces in rostock. sixty of these strains and another 2 that had been isolated at the same time but had no relation to the outbreak in rostock, were furt ...19863107256
involvement of beet western yellows virus, cauliflower mosaic virus, and turnip mosaic virus in internal disorders of stored white cabbage.abstract experiments over two growing seasons clearly showed that turnip mosaic virus (tumv) infection was associated with internal necrosis (sunken necrotic spots 5 to 10 mm in diameter) and beet western yellows virus (bwyv) infection was associated with collapse of leaf tissue at the margins (tipburn) in heads of stored white cabbage (brassica oleracea var. capitata). virtually no tipburn was seen in cv. polinius, whereas cv. impala was affected severely. internal necrotic spots were seen in b ...200218942959
surface disinfestation of resting spores of plasmodiophora brassicae used to infect hairy roots of brassica spp.abstract resting spores of plasmodiophora brassicae were surface-disinfested by treatment with 2% chloramine-t for 20 min and then with an antibiotic solution (1,000 ppm of colistin sulfate, 1,000 ppm of vancomycin hydrochloride, and 6,000 ppm of cefotaxime sodium) for 1 day. the disinfested resting spores were used to inoculate hairy roots of cabbage (brassica oleracea var. capitata cv. fuji wase), chinese cabbage (b. pekinensis cv. musou hakusai), turnip (b. rapa var. rapifera cv. wase okabu), ...199918944777
studies on the activity of phospholipase d with alkyl phosphorylcholines.the activity of phospholipase d from the savoy cabbage on alkyl phosphorylcholines containing alkyl groups of c14 to c22 was examined. apparent km and maximal velocity values in the presence of diethyl ester were 3.6-8.3 mm and 0.14-0.29 mumol/( protein), respectively. the maximal velocities for alkyl phosphorylcholine homologues were lower than the value for pig phosphatidylcholines, but higher than those for lysophosphatidylcholines and synthetic phosphatidylcholine with saturated acyl c ...19902350499
substrate specificity in phospholipid transformations by plant phospholipase d isoenzymes.phospholipase d (pld) catalyzes the hydrolysis and transesterification of glycerophospholipids at the terminal phosphodiester bond. in many plants, several isoforms of pld have been identified without knowing their functional differences. in this paper, the specificities of two pld isoenzymes from white cabbage (brassica oleracea var. capitata) and two ones from opium poppy (papaver somniferum l.), which were recombinantly produced in escherichia coli, were compared in the hydrolysis of phosphol ...200919251290
[antimutagenic activity of vegetable and fruit extracts against in-vitro benzo(a)pyrene].about 80% of the juices from twenty vegetables and fruits showed antimutagenic activity when tested in the presence of the mutagen and carcinogen benzo[a]pyrene using the ames' salmonella/microsome assay. in a standardized test system juices from raw celeriac, broccoli, red cabbage, carrots, green, peppers, lettuce, asparagus, apricots, red-currants, gooseberries, raspberries, and pineapple showed more than 50% inhibition. leek, kohlrabi, cucumber, zucchini, french beans, fennel leaves, rhubarb, ...19902336853
[on phenolic acids of vegetables. i. hydroxycinnamic acids and hydroxybenzoic acids of brassica-species and leaves of other cruciferae (author's transl)].the contents of phenolic acids in vegetables of the species brassica almost totally consist of hydroxycinnamic acid compounds. in contrary to other species of vegetables sinapic acid is dominant. leaves of radish (rhaphanus sativus var. sativus and var. niger) mainly contain compounds of caffeic and p-coumaric acid; leaves of horse radish show only traces of hydroxycinnamic acids. in the group of hydroxybenzoic acid derivatives traces of salicylic and gentistic acid could be determined in almost ...19751229722
interaction between plants and bacteria: glucosinolates and phyllospheric colonization of cruciferous vegetables by enterobacter radicincitans dsm 16656.for determining interactive plant-bacterial effects between glucosinolates and phyllospheric colonization by a plant growth-promoting strain, enterobacter radicincitans dsm 16656, in cruciferous vegetables, the extent of bacterial colonization was assessed in 5 cruciferous vegetables (brassica juncea, brassica campestris, brassica oleracea var. capitata, brassica rapa var. alboglabra, nasturtium officinale) using a species-specific taqman probe and quantitative real-time pcr. colonization abilit ...200919556746
occurrence of patulin in fruit and different varieties of apples and pears suffering from brown rot, patulin was found in about 50 p. 100 of samples investigated (about 120). patulin levels as high as 1 g/kg rotten material were found 2-3 days after the fruit was removed from the cold store where it had been stored for 5 months. a significant diffusion into the healthy plant tissue was not observed in apples, but in peaches, tomatoes and pears. vegetable products with natural patulin content: apples, pears, peaches, apricots, ...1977613910
anthocyanidins inhibit activator protein 1 activity and cell transformation: structure-activity relationship and molecular mechanisms.anthocyanins are the chemical components that give the intense color to many fruits and vegetables, such as blueberries, red cabbages and purple sweet potatoes. extensive studies have indicated that anthocyanins have strong antioxidant activities. to investigate the mechanism of anthocyanidins as an anticancer food source, six kinds of anthocyanidins representing the aglycons of most anthocyanins, were used to examine their effects on tumor promotion in mouse jb6 cells, a validated model for scr ...200414514663
influence of organic and conventional growing conditions on the nutrient contents of white head cabbage (brassica oleracea var. capitata) during two successive seasons.organically and conventionally grown white head cabbage (brassica oleracea var. capitata) plants were cultivated during two successive seasons (spring and autumn) to evaluate the effects of the applications on the nutrient content of the edible part of cabbage plants. seventeen different organic applications containing farmyard manure (fm), chicken manure (cm), and blood meal (bm) and 1 chemical fertilizer and 1 control, collectively 19 treatments, were examined under the open-field conditions. ...201020088503
chemical evaluation and sensory quality of sauerkrauts obtained by natural and induced fermentations at different nacl levels from brassica oleracea var. capitata cv. bronco grown in eastern spain. effect of storage.the aim of the present work was to optimize fermentation conditions of white cabbage ( brassica oleracea l. var. capitata cv. bronco) grown in winter in eastern spain. the influence of two salt concentrations (0.5 and 1.5% nacl) in combination with spontaneous or induced cabbage fermentation on the content of ascorbigen (abg) and vitamin c as well as on the sensory quality of sauerkraut was investigated. the effect of storage at 4 degrees c for 1-3 months was also studied. abg content increased ...201020170112
[studies concerning relations between thiocyanogen formation and goiter-forming property of foodstuffs, v. comparison of the effect of white cabbage and thiocyanate on the thyroid gland of rats]. 196414124984
chemoprevention of 2-amino-3-methylimidazo[4,5-f]quinoline (iq)-induced colonic and hepatic preneoplastic lesions in the f344 rat by cruciferous vegetables administered simultaneously with the carcinogen.the aim of this study was to investigate the chemopreventive effects of widely consumed cruciferous vegetables, namely brussels sprouts and red cabbage towards 2-amino-3-methylimidazo[4,5-f]quinoline (iq)-induced preneoplastic lesions [liver glutathione-s-transferase placental positive (gst-p(+)) foci and colonic aberrant crypt foci (acf)]. male f344 rats were treated with iq (100 mg/kg bw/g) on 10 alternating days and received drinking water supplemented with brussels sprouts and red cabbage ju ...200312584175
identification of phospholipase d from cabbage as n-terminally acetylated pld2.recently, the genes of two isoenzymes of phospholipase d from white cabbage (pld1 and pld2) with molecular masses of 91.7 and 91.9 kda, respectively, have been sequenced and expressed in escherichia coli [schäffner, i., rücknagel, k.-p., mansfeld, j., and ulbrich-hofmann, r. (2002). eur. j. lipid sci. technol. 104: 79-87]. both enzymes are highly homologous (91% identity) and behave very similarly. phospholipase d purified from white cabbage leaves (pldcab) is compared with the two recombinant e ...200212492151
antioxidant and anticholinesterase activities of eleven edible plants.consumers have become more interested in beneficial effects of vegetables, fruits, and tea to protect their health.201121284538
the antioxidant activity of regularly consumed fruit and vegetables reflects their phenolic and vitamin c composition.recent studies are emphasising the importance and putative modes of action of specific flavonoids as bioactive components of the diet in in vivo and in vitro models. thus, it is important to have a clear idea of the major phenolic families of which fruit and vegetables are comprised and the levels contained therein. regularly consumed fruit and vegetables of mixed varieties available on the uk market were analysed for the composition of the major individual phenolic components. the total phenoli ...200211999391
effect of common brassica vegetables (brussels sprouts and red cabbage) on the development of preneoplastic lesions induced by 2-amino-3-methylimidazo[4,5-f]quinoline (iq) in liver and colon of fischer 344 rats.aim of the present study was the investigation of effects of juices from commonly consumed brassica vegetables (two cultivars of brussels sprouts and two cultivars of red cabbage) on formation and development of preneoplastic lesions in colons (aberrant crypt foci, acf) and livers (glutathione-s-transferase placental form, gst-p+) in male f344 rats. the foci were induced by 2-amino-3-methylimidazo[4,5-f]quinoline (iq), a widespread carcinogenic heterocyclic aromatic amine which is found in fried ...200415036015
a napin-like polypeptide from dwarf chinese white cabbage seeds with translation-inhibitory, trypsin-inhibitory, and antibacterial activities.napins are 1:1 disulfide-linked complexes of a smaller (ca. 4kda) subunit and a larger (ca. 10kda) subunit. the intent of the present study was to ascertain the production of napin by the seeds of a brassica species that has not been examined previously, and also to explore new biological activities of the napin. a heterodimeric 11-kda napin-like polypeptide has been isolated from chinese white cabbage (brassica chinensis cv dwarf) seeds with a protocol comprising ion exchange chromatography on ...200415062997
effect of lactic acid bacteria inoculant and beet pulp addition on fermentation characteristics and in vitro ruminal digestion of vegetable residue silage.the objective of this study was to determine the effect of beet pulp (bp) and lactic acid bacteria (lab) on silage fermentation quality and in vitro ruminal dry matter (dm) digestion of vegetable residues, including white cabbage, chinese cabbage, red cabbage, and lettuce. silage was prepared using a small-scale fermentation system, and treatments were designed as control silage without additive or with bp (30% fresh matter basis), lab inoculant chikuso-1 (lactobacillus plantarum, 5mg/kg, fresh ...201121787927
rhizoctonia wilt suppression of brinjal (solanum melongena l) and plant growth activity by bacillus antibiotic-producing and hydrogen-cyanide-producing rhizobacteria strain bacillus bs2 showed a wide range of antifungal activity against many fusarium sp. and brinjal wilt disease pathogen rhizoctonia solani. seed bacterization with the strain bs2 promoted seed germination and plant growth in leguminous plants phaseolus vulgaris and non-leguminous plants solanum melongena l, brassica oleracea var. capitata, b. oleraceae var. gongylodes and lycopersicon esculentum mill in terms of relative gro ...200315266911
emission of plutella xylostella-induced compounds from cabbages grown at elevated co2 and orientation behavior of the natural enemies.several plant species defend themselves indirectly from herbivores by producing herbivore-induced volatile compounds that attract the natural enemies of herbivores. here we tested the effects of elevated atmospheric co(2) (720 micromol mol(-1)) concentration on this indirect defense, physiological properties, and constitutive and induced emissions of white cabbage (brassica oleracea ssp. capitata, cvs lennox and rinda). we monitored the orientation behavior of the generalist predator podisus mac ...200415299116
influence of various host plants on the consumption and utilization of food by pieris brassicae (linn.).pieris brassicae (linn.) is a destructive cosmopolitan pest of cruciferous crops. it is present wherever its host plants occur, and it is considered to be one of the most widely distributed of all the lepidoptera. we investigated the affect of various host plants on the food consumption and utilization by p. brassicae. we quantified consumption of food, larval duration, pupal duration and weight on cabbage (brassica oleracea var. capitata), cauliflower (brassica oleracea var. botrytis), radish ( ...201122030306
[transformation of bt-cpti fusion protein gene to cabbage (brassica oleracea var. capitata) mediated by agrobacterium tumefaciens and particle bombardment].bt-cpti fusion protein gene was transferred to the explants of hypocotyl, cotyledon with petiole and shoot apex of cabbage (brassica oleracea l. var. capitata) variety "zhonggan no 8" via agrobacterium tumefaciens and particle bombardment, and 13 kanamycin-resistant plants were obtained. pcr and southern blotting hybridization verified that all these plants of the kanr plants of type i regenerated from hypocotyl and cotyledon with petiole mediated by a. tumefaciens were transgenic plants, 2 karr ...200215344329
investigation on the optimal term of one-fold insecticide application for decreasing onion thrips ( thrips tabaci lindeman, thysanoptera, thripidae) damage on early white impact of the term of one-fold insecticide application to reduce the damage of the onion thrips in early white cabbage was established. during the growing season plants were treated with insecticide (abamectin) in three different terms (treatment 1: 9 june, treatment 2: 16 june, treatment 3: 23 june, and treatment 4: untreated). on the exterior leaves of cabbage heads, treated with the insecticide, statistically significantly lower mean index of damage was determined as compared to the untrea ...200415759423
antioxidative activity of anthocyanins from purple sweet potato, ipomoera batatas cultivar ayamurasaki.we evaluated the antioxidative activity of anthocyanins from an extract of the tuber of purple sweet potato (psp) (ipomoea batatas cultivar ayamurasaki). anthocyanins from psp showed stronger 1,1-diphenyl-2-picrylhydrazyl (dpph) radical-scavenging activity than anthocyanins from red cabbage, grape skin, elderberry, or purple corn, and eight major components of the anthocyanins from psp showed higher levels of activity than ascorbic acid. in psp anthocyanin-injected rats and psp beverage-administ ...200515914919
determination of ready-to-eat vegetable salad shelf-life.the shelf-life of ready-to-eat vegetable salads established by manufacturers is usually 7-14 days depending on the type of vegetable, and is determined by loss in organoleptic qualities. a more objective method to predict shelf-life and spoilage would be desirable. the present study monitored the evolution of spoilage organisms in a mixed salad of red cabbage, lettuce and carrot stored at 4 degrees c, 10 degrees c and 15 degrees c. changes in carbon dioxide and oxygen concentrations and ph were ...19979168312
current trends and perspectives in nutrition and cancer prevention.there is an increasing evidence that dietary phytochemicals may play important roles as chemopreventive or chemotherapeutic agents in prevention of many diseases, including tumors. the purpose of this study was to examine antimutagenic effects and effect on the immune response of representative series of substances which commonly occur in human diet. using the ames bacterial mutagenicity test and in vivo chemiluminescence test, we investigated antigenotoxic and immunomodulatory effects of juices ...200616416008
[staining for helicobacter pylori on gastric mucosa with dye from red cabbage during endoscopy].helicobacter pylori has a high urease activity and produces ammonia from urea, resulting in elevation of mucosal ph. based on this characteristics of h. pylori, we have developed a method for staining h. pylori under endoscopy using dye from red cabbage (san-red rc, san-ei chemical ind., osaka), a ph indicator, safe for clinical use. after administration of a proton-pump inhibitor and an h2-receptor antagonist, the dye solution, mixed with 2% urea, was sprayed over the mucosa by endoscope. chang ...19938283630
transformation of rapid cycling cabbage (brassica oleracea var. capitata) with agrobacterium rhizogenes.genetically transformed cabbage (brassica oleracea var. capitata) roots were obtained after inoculation with two engineered agrobacterium rhizogenes strains, each harbouring a plant selectable marker gene in their t-dna. axenic root clones resistant to kanamycin or hygromycin b were established, most of which did not exhibit the phenotypic characteristics of ri-transformed roots. shoot regeneration was induced from roots after treatment with 2,4-dichlorophenoxyacetic acid (2,4-d). the resulting ...199224201433
comparison of growth-phase-dependent cytosolic proteomes of two lactobacillus plantarum strains used in food and feed fermentations.lactobacillus plantarum is a facultative heterofermentative lactic acid bacterium highly adapted to a wide variety of environments and widely used in food and feed fermentations. proteomes of two strains of l. plantarum, one isolated from spontaneously fermented cereal-based feed (strain reb1), and the other from white cabbage (strain mlbpl1), were studied to elucidate the strain-specific variation and the physiological changes occurring between the growth (lag, early-exponential, late-exponenti ...200717559397
antioxidant enzymes activity and phenolic compounds content in red cabbage seedlings exposed to copper stress.the phenolics: anthocyanin (ath), sinapoyl esters and activity of antioxidant enzymes: superoxide dismutase (sod), catalase (cat), guaiacol peroxidase (pox), ascorbate peroxidase (apx), glutathione peroxidase (gpx) and glutathione reductase (gr), in red cabbage seedlings subjected to cu2+ stress were investigated. cu2+ at low doses (0.5 mm), increased the levels of ath and sinapoyl derivatives in red cabbage. high cu2+ concentration (2.5 mm) provoked oxidative stress and enhanced thiobarbituric ...200918801573
a phylogeographical study of the cauliflower mosaic virus population in mid-eurasia iran using complete genome analysis.the full-length sequences of 34 iranian cauliflower mosaic virus (camv) isolates were compared with others from public nucleotide sequence databases to provide a comprehensive overview of the genetic variability and patterns of genetic exchange in camv isolates from iran. based on the severity of symptoms and their ability to infect brassica oleracea var. capitata, iranian camv isolates were grouped into two distinct biotypes: latent/mild mottle (li/mmo) and severe (s) infection. recombination b ...201424343265
red cabbage (brassica oleracea) ameliorates diabetic nephropathy in rats.the protective action against oxidative stress of red cabbage (brassica oleracea) extract was investigated. diabetes was induced in male wistar rats using streptozotocin (60 mg/kg body weight). throughout the experimental period (60 days), diabetic rats exhibited many symptoms including loss of body weight, hyperglycemia, polyuria, polydipsia, renal enlargement and renal dysfunction. significant increase in malondialdehyde, a lipid peroxidation marker, was observed in diabetic kidney. this was a ...200818830445
red cabbage anthocyanin extract alleviates copper-induced cytological disturbances in plant meristematic tissue and human cabbage is a source of health beneficial substances with antioxidant and antigenotoxic properties. hplc analysis specifying the content of the investigated extract indicated that mainly anthocyanins (ath) were responsible for its abilities. cytological research was conducted with two experimental models: plant tissues--meristematic cells of vicia faba, and animal tissue elements--human lymphocytes. positive influence of ath extract on mitotic activity of vicia cells exposed to cu(2+) stress, ...200919152114
characterization of a novel resistance-related deoxycytidine deaminase from brassica oleracea var. capitata.brassica oleracea deoxycytidine deaminase (bodcd), a deoxycytidine deaminase (dcd, ec enzyme, is known to play an important role in the trichoderma harzianum ets 323 mediated resistance mechanism in young leaves of b. oleracea var. capitata during rhizoctonia solani infection. bodcd potentially neutralizes cytotoxic products of host lipoxygenase activity, and thereby bodcd restricts the hypersensitivity-related programmed cell death induced in plants during the initial stages of infect ...201424475736
assessment of iprovalicarb, a systemic fungicide in/on cabbage (brassica oleracea var. capitata).iprovalicarb is a systemic fungicide and has high biological activity with particular efficacy against downy mildew. iprovalicarb has an excellent toxicological and ecotoxicological profile. it has excellent fungicidal activity against plasmopara viticola, peronospora vicia, phytophthora sp, alternaria sp in grapes, potatoes, tomatoes, tobacco and vegetables. iprovalicarb (melody 50 w) was applied as a foliar spray on cabbage at the recommended dose, 300 g a.i ha(-1) and double the recommended d ...200919330276
dietary protection against free radicals: a case for multiple testing to establish structure-activity relationships for antioxidant potential of anthocyanic plant species.dna damage by reactive species is associated with susceptibility to chronic human degenerative disorders. anthocyanins are naturally occurring antioxidants, that may prevent or reverse such damage. there is considerable interest in anthocyanic food plants as good dietary sources, with the potential for reducing susceptibility to chronic disease. while structure-activity relationships have provided guidelines on molecular structure in relation to free hydroxyl-radical scavenging, this may not cov ...200919399239
influence of feeding and oviposition by phytophagous pentatomids on photosynthesis of herbaceous plants.feeding by herbivorous insects may change photosynthetic activity of host plants. we studied how feeding and oviposition by herbivorous stink bugs, murgantia histrionica and nezara viridula (heteroptera: pentatomidae), affect photosynthetic parameters of brassica oleracea (savoy cabbage) and phaseolus vulgaris (french bean). first, we measured photosynthetic gas exchange, chlorophyll fluorescence imaging, and emission of induced volatile organic compounds (voc) immediately after feeding and duri ...201020490900
microbial conversion and anticandidal effects of bioconverted product of cabbage (brassica oleracea) by pectobacterium carotovorum pv. carotovorum 21.this study was undertaken to examine the anticandidal effects of microbially bioconverted product of cabbage, obtained from the microbial conversion of cabbage (brassica oleracea var. capitata) by a bacterial strain pectobacterium carotovorum pv. carotovorum 21 (pcc 21) against various isolates of candida species including a clinical isolate. the bioconverted product (10 microl, corresponding to 500 microg/disc) displayed potential anticandidal effect against candida albicans kacc 30062, candida ...201020600519
fruits and vegetables protect against the genotoxicity of heterocyclic aromatic amines activated by human xenobiotic-metabolizing enzymes expressed in immortal mammalian cells.heterocyclic aromatic amines (haas) can be formed during the cooking of meat and fish at elevated temperatures and are associated with an increased risk for cancer. on the other hand, epidemiological findings suggest that foods rich in fruits and vegetables can protect against cancer. in the present study three teas, two wines, and the juices of 15 fruits and 11 vegetables were investigated for their protective effect against the genotoxic effects of 2-amino-3-methylimidazo[4,5-f]quinoline (iq) ...201020713174
safety evaluations on ethanolic extract of red cabbage (brassica oleracea l.) in mice.the present study has carried out safety evaluations on an ethanolic extract of red cabbage (rc) leaves in terms of acute and subchronic oral toxicity tests as per organisation for economic cooperation and development (oecd) guidelines in swiss albino mice. single-dose administration of rc extract (1000, 2000, 3000, 4000, or 5000 mg/kg body weight) to swiss albino mice did not manifest toxicity or any significant adverse behavioral alterations. chronic administration of rc extract (1000, 2000, a ...201121535729
effect of cabbage cultivars with varying levels of resistance to aphids on the performance of the parasitoid, aphidius colemani (hymenoptera: braconidae).the effect of aphid resistance in plant cultivars on parasitism of myzus persicae (sulzer) and brevicoryne brassicae (linnaeus) by aphidius colemani viereck was investigated under laboratory conditions using three cultivars of common cabbage, brassica oleracea var. capitata. significantly greater aphid populations were found on cv. derby day (green-leaved, susceptible to both aphid species), regardless of the presence or absence of parasitoids, compared with cv. minicole (green-leaved, partially ...200212020362
influence of copigment derived from tasmannia pepper leaf on davidson's plum anthocyanins.davidson's plum (davidsonia pruriens, f. muell.), a native to australian rainforests, large, crimson-red fruit, which superficially resembles plum, has been commercially cultivated in australia since 1990s. the current production volume exceeds market demands therefore this study was designed to evaluate the suitability of davidson's plum extract as a source of anthocyanin-based food colorant. the stability of the davidson's plum extract towards heat treatment at 95 °c was higher than that of co ...201121535813
lead contamination and its potential sources in vegetables and soils of fujian, china.lead (pb) contents and partition in soils collected from eleven vegetable-growing lands in fujian province, china, were investigated using a modification of the bcr (community bureau of reference) sequential extraction procedure coupled with the pb isotope ratio technique. pb contents in chinese white cabbage (b. chinensis l.) grown on the lands for this study were also measured. results showed that pb concentrations in fifty samples of topsoil ranged from 456 to 21.5 mg kg(-1), with each mean c ...201121541794
protein from red cabbage ( brassica oleracea ) seeds with antifungal, antibacterial, and anticancer activities.a 30 kda antifungal protein was purified from red cabbage ( brassica oleracea ) seeds. it exhibited a molecular mass and n-terminal amino acid sequence disinct from those of previously isolated brassica antifungal proteins. the protocol used entailed ion exchange chromatography on q-sepharose and sp-sepharose followed by fast protein liquid chromatography on mono s. the protein hindered mycelial growth in mycosphaerella arachidicola (with an ic(50) = 5 ++m), setospaeria turcica , and bipolaris m ...201121830763
Evaluation of antiulcerogenic activity of aqueous extract of Brassica oleracea var. capitata (cabbage) on Wistar rat gastric ulceration.The cabbage (Brassica oleraceae var. capitata) is an herbaceous and leafy plant which belongs to the Brassicaceae family, native to coastal southern and Western Europe. Used in cooking for its nutritional value also has known anti-inflammatory activity. OBJECTIVE We studied the antiulcerogenic activity of aqueous extract of Brassica oleracea var. capitata (AEB) in order to validate ethnobotanical claims regarding the plant use in the gastric disorders.201122147134
inhibition of growth of highly resistant bacterial and fungal pathogens by a natural product.the continuous escalation of resistant bacteria against a wide range of antibiotics necessitates discovering novel unconventional sources of antibiotics. b. oleracea l (red cabbage) is health-promoting food with proven anticancer and anti-inflammatory activities. however, it has not been researched adequately for its antimicrobial activity on potential resistant pathogens. the methanol crude extract of b. oleracea l. was investigated for a possible anti-microbial activity. the screening method w ...201121915230
phenolic composition, antioxidant capacity and antibacterial activity of selected irish brassica vegetables.vegetables belonging to the brassicaceae family are rich in polyphenols, flavonoids and glucosinolates, and their hydrolysis products, which may have antibacterial, antioxidant and anticancer properties. in the present study, phenolic composition, antibacterial activity and antioxidant capacity of selected brassica vegetables, including york cabbage, brussels sprouts, broccoli and white cabbage were evaluated after extraction with aqueous methanol. results obtained showed that york cabbage extra ...201121941903
anthocyanin-rich red cabbage (brassica oleracea l.) extract attenuates cardiac and hepatic oxidative stress in rats fed an atherogenic diet.background: oxidative stress induced by reactive oxygen species plays an important role in the aetiology of several diseases including atherosclerosis and coronary heart disease. anthocyanin-rich extracts have been shown to possess a variety of therapeutic roles, including antioxidant, cardioprotective and hepatoprotective properties. the present inventory was undertaken to evaluate the protective role of anthocyanin-rich red cabbage extract (arce) on an atherogenic (ath) diet-induced hyperchole ...201222228433
differential regulation of flowering locus c expression by vernalization in cabbage and arabidopsis.vernalization is required to induce flowering in cabbage (brassica oleracea var capitata l.). since flowering locus c (flc) was identified as a major repressor of flowering in the vernalization pathway in arabidopsis (arabidopsis thaliana), two homologs of atflc, boflc3-2 and boflc4-1, were isolated from cabbage to investigate the molecular mechanism of vernalization in cabbage flowering. in addition to the sequence homology, the genomic organization of cabbage flc is similar to that of atflc, e ...200515734903
the role of the cell cycle machinery in resumption of postembryonic development.cell cycle activity is required for plant growth and development, but its involvement in the early events that initiate seedling development remains to be clarified. we performed experiments aimed at understanding when cell cycle progression is activated during seed germination, and what its contribution is for proper seedling establishment. to this end, the spatial and temporal expression profiles of a large set of cell cycle control genes in germinating seeds of arabidopsis (arabidopsis thalia ...200515579664
modeling the die-off of e. coli and ascaris in wastewater-irrigated vegetables: implications for microbial health risk reduction associated with irrigation cessation.this study assessed the die-off of escherichia coli (e. coli) and ascaris suum on lettuce (great lakes 118) and cabbage (brassica oleracea var capitata) in wastewater-irrigated fields using comparative mathematical die-off models. the study revealed that none of the survival curves of e. coli and a. suum was best fitted with the log-linear model, indicating that the classical first-order kinetic approach is inadequate in many cases. the biphasic die-off model best described the die-off of e. col ...201324037151
niche distribution of paratrichodorus minor and belonolaimus longicaudatus following fumigation on potato and experiment was conducted to determine population changes and niche variation in the soil at two depths (0 to 20 cm and 20 to 40 cm) of paratrichodorus minor and belonolaimus longicaudatus populations following fumigation. eight plots each of potato (solanum tuberosum) and cabbage (brassica oleracea var. capitata), fumigated with 1, 3-dichloropropene or nonfumigated, were established. eight plots of sorghum-sudangrass hybrid (sorghum bicolor x s. arundinaceum var. sudanense) were also used to ...200019270987
modifying actions of solvent extracts from fruit and vegetable residues on 2-amino-3-methylimidazo[4,5-f]quinoline (iq) and 2-amino-3,4-dimethylimidazo[4,5-f]quinoxaline (meiqx) induced mutagenesis in salmonella typhimurium ta 98.the edible parts of 13 fruits--apples, apricots, bananas, blackberries, sweet cherries, red currants, white grapes, oranges, peaches, pears, plums, raspberries, and strawberries--and of 12 vegetables--asparagus, green beans, broccoli, brussels sprouts, red and white cabbage, carrots, cauliflower, onions, green peppers, spinach, and tomatoes--were squeezed in order to separate juices and residues. the residues were washed, lyophilized, and extracted sequentially with n-hexane, dichloromethane, ac ...19957531289
transcriptional regulation of anthocyanin biosynthesis in red cabbage.the color of red cabbage (brassica oleracea var. capitata) is due to anthocyanin accumulation. to investigate the regulatory control of anthocyanin production in red cabbage, the expression of anthocyanin biosynthetic and regulatory genes from eight commercial cultivars was examined. while the four green varieties had negligible amount of anthocyanins under normal growth condition, the four red cultivars contained up to 1.60 mg g(-1) fresh weight. hplc analysis of the four red cultivars revealed ...200919756724
[the influence of colonizing methylobacteria on morphogenesis and resistance of sugar beet and white cabbage plants to erwinia carotovora].the influence of colonization of sugar beet (beta vulgaris var. saccharifera (alef) krass) and white cabbage (brassica oleracea var. capitata l.) plants by methylotrophic bacteria methylovorus mays on the growth, rooting, and plant resistance to phytopathogen bacteria erwinia carotovora was investigated. the colonization by methylobacteria led to their steady association with the plants which had increased growth speed, root formation and photosynthetic activity. the colonized plants had increas ...200920067151
expression of salicylic acid-related genes in brassica oleracea var. capitata during plasmodiophora brassicae infection.brassica oleracea var. capitata (cabbage) is an important vegetable crop in asian countries such as korea, china, and japan. cabbage production is severely affected by clubroot disease caused by the soil-borne plant pathogen plasmodiophora brassicae. during clubroot development, methyl salicylate (mesa) is biosynthesized from salicylic acid (sa) by methyltransferase. in addition, methyl salicylate esterase (mes) plays a major role in the conversion of mesa back into free sa. the interrelationshi ...201627171821
identification of genes associated with black rot resistance in cabbage through suppression subtractive hybridization.the suppression subtractive hybridization was employed to elucidate the resistance mechanism in brassica oleracea var. capitata upon infection with xanthomonas campestris pv. campestris. a cdna library was constructed enriched in differentially expressed transcripts in the resistant cultivar pusa mukta. a total of 150 unigenes were classified into five functional categories. the present study indicates that the defense-related unigenes accounted for the 35 % of the total unigenes studied. confir ...201528324416
nitrate and nitrite in vegetables on the danish market: content and intake.the contents of nitrate and nitrite in lettuce, leek, potato, beetroot, chinese cabbage and white cabbage on the danish market were determined for 3 years in the period 1993-1997 as part of the danish food monitoring programme. these vegetables are supposed to provide the major contribution to the intake of nitrate from the diet. results for nitrate and nitrite in fresh and frozen spinach are also shown. the highest content of nitrate was found in lettuce followed by beetroot, chinese cabbage, f ...199910656054
[effect of pectin substances on activity of human pancreatic alpha-amylase in vitro].pectin substances were extracted from food plants: sweet pepper capsicum annuum l., carrot sowing daucus sativus l., bulb onion allium cepa l., white cabbage brassica oleracea l. by two methods with acid solutions similar to gastric environment. the pectins that were extracted were characterized by monosaccharide composition and quantitative contents of uronic acids, neutral monosaccharides, methoxy groups, protein. the inhibitory effect of all extracted pectin-protein complexes on activity of p ...201223013011
the effect of pre-incubation of allium cepa l. roots in the ath-rich extract on pb uptake and localization.the positive influence of anthocyanin (ath) on toxic metal-treated plant material is well documented; however, it is still not explained if it is caused by changes in element absorption and distribution. therefore, detailed analysis of the effect of the ath-rich extract from red cabbage leaves on pb uptake and localization at morphological, anatomical and ultrastructural level was the goal of this study. two-day-old adventitious roots of allium cepa l. (cv. polanowska) were treated for 2 h with ...201322895797
ultrasound-assisted extraction and biological activities of extracts of brassica oleracea var. this work, the antioxidant and antimicrobial activities of brassica oleracea var. capitata extracts obtained through ultrasound-assisted extraction are evaluated. the extracts obtained using the best extraction conditions were subjected to different hydrolysis conditions before their use in the biological tests. the crude and hydrolysed extracts were characterized using gas chromatography coupled with a mass detector. the use of ultrasound at 30 °c with 60% (by volume) solvent enabled obtaini ...201527904339
abundance, diversity and community composition of free-living protozoa on vegetable sprouts.interactions with free-living protozoa (flp) have been implicated in the persistence of pathogenic bacteria on food products. in order to assess the potential involvement of flp in this contamination, detailed knowledge on their occurrence, abundance and diversity on food products is required. in the present study, enrichment and cultivation methods were used to inventory and quantify flp on eight types of commercial vegetable sprouts (alfalfa, beetroot, cress, green pea, leek, mung bean, red ca ...201626742616
efficacy of oxamyl against heterodera schachtii on cabbage.the efficacy of oxamyl in controlling heterodera schachtii on cabbage was determined by applying various contbinations of soil drenches at 6.7 kg (a.i.)/ha and foliar sprays at 0.04 kg (a.i.)/100 liters of water to cabbage seedlings. pretransplant drenches provided some control of h. schachtii over a 13-week period. a single foliar spray of oxamyl 1 week before transplanting apparently prevented penetration of h. schachtii larvae; post-transplant sprays were relatively ineffective. a pretranspla ...197619308194
prevalence and level of listeria monocytogenes and other listeria sp. in ready-to-eat minimally processed and refrigerated vegetables.minimally processed and refrigerated vegetables can be contaminated with listeria species bacteria including listeria monocytogenes due to extensive handling during processing or by cross contamination from the processing environment. the objective of this study was to examine the microbiological quality of ready-to-eat minimally processed and refrigerated vegetables from supermarkets in osijek, croatia. 100 samples of ready-to-eat vegetables collected from different supermarkets in osijek, croa ...201323225207
antiradical activity of water soluble components in common diet vegetables.the antiradical activity of water-soluble components contained in mushrooms (psalliota campestris), onions (allium cepa), white cabbage (brassica oleracea var. alba), and yellow bell peppers (capsicum annuum) against hydroxyl radicals was tested in a chemical and biological system. the vegetable juices were obtained by centrifugation of a vegetable homogenate processed at 2 degrees c or heated at 102 degrees c. the chemical system consisted of a buffered reaction mixture composed of fe(iii)-edta ...200211853517
outbreaks of cyclosporiasis--united states, june-august 2013.during june-august 2013, cdc, state and local public health officials, and the food and drug administration (fda) investigated an unusually large number of reports of cyclosporiasis (compared with annual reports to the national notifiable disease surveillance system [e.g., 123 cases in 2012]), an intestinal infection caused by the parasite cyclospora cayetanensis. by september 20, cdc had been notified of 643 cases from 25 states, primarily texas (278 cases), iowa (153), and nebraska (86). inves ...201324172881
impact of cabbage pectin-protein complex on microbial β-glucuronidase activity.we previously demonstrated that pectin-protein complex (ppc) isolated from white cabbage adsorbs the β-glucuronidase (βg) enzyme of e. coli. concurrently, we discovered a significant increase in βg activity in the presence of ppc. the aim of this study is to identify the structural components of ppc that are responsible for βg adsorption and activation. ppc was isolated from white cabbage using a saline solution containing hydrochloric acid (ph 1.5) at 37 °c for 4 h. ppc proteins were precipitat ...201323461491
retention of quality and nutritional value of 13 fresh-cut vegetables treated with low-dose radiation.improving the microbial safety while maintaining quality of fresh fruits and vegetables will increase consumer confidence in fresh produce. this study was conducted to investigate the effects of irradiation at 1 kgy, a dose that potentially inactivates e. coli o157:h7 by 5 logs, on the quality of 13 common fresh-cut vegetables: iceberg, romaine, green and red leaf lettuce, spinach, tomato, cilantro, parsley, green onion, carrot, broccoli, red cabbage, and celery. the results showed that the appe ...200818803730
molecular cloning and functional expression of a phospholipase d from cabbage (brassica oleracea var. capitata).we cloned and expressed a full-length cdna encoding a phospholipase d of type alpha (pldalpha) from cabbage. analysis of the cdna predicted an 812-amino-acid protein of 92.0 kda. the deduced amino acid sequence of cabbage pld has 83% and 80% identity with arabidopsis pldalpha and castor bean pld, respectively. expression of this cdna clone in e. coli shows a functional pld activity similar to that of the natural pld.199910101274
ozone fumigation results in accelerated growth and persistent changes in the antioxidant system of brassica oleracea l. var. capitata f. alba.the growth response and antioxidant capacity of brassica oleracea var. capitata f. alba plants treated with 70ppb of ozone was examined. four week old cabbage seedlings were fumigated with o3 for 3 days before being transplanted into the growing field. the effect of o3 treatment was determined directly after fumigation and over the course of field cultivation. plants subjected to o3 treatment had an increased diameter of rosettes and number of leaves after 3 and 7 weeks in agriculture, respectiv ...201323773692
populations of predators and parasitoids of bemisia tabaci (hemiptera: aleyrodidae) after the application of eight biorational insecticides in vegetable crops.the sweetpotato whitefly, bemisia tabaci (gennadius) (hemiptera: aleyrodidae), is an important pest of vegetables and many other crops worldwide. eight biorational insecticides (based on oil, plant derivatives, insect growth regulator and fungus) were evaluated in the field for their influence on populations of six natural enemies of b. tabaci. natural populations of two predators [chrysoperla carnea stephen (neuroptera: chrysopidae) and orius spp. (hemiptera: anthocoridae)] and two genera of pa ...201121480463
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