| torulopsis pampelonensis sp. nov. a new species of yeast isolated from beech forest soil. | a new yeast species, torulopsis pampelonensis is described. six strains were recovered from a gleyic andosol under a beech forest and two other strains from the surface of fallen leaves of fagus silvatica l. although it showed some morphological and physiological similarities with torulopsis tannotolerans jacob and torulopsis navarrensis ramírez and moriyón, it differed from all torulopsis species presently known. | 1978 | 565247 |
| helminths of birds and mammals of israel. vii. - pneumospirura rodentium n. sp. (pneumospiruridae - thelazioidea). | pneumospirura rodentium a lung parasite of gerbillus dasyurus and meriones crassus is described. p. hainanensis wu and hu, 1938 and metathelazia servalis chabaud and biocca, 1950, have cephalic structures resembling those of p. rodentium. but the three species can be differentiated by the size of spicules, their localization, hosts and geographical distribution. | 1977 | 566075 |
| acanthamoeba royreba sp. n. from a human tumor cell culture. | a new species of acanthamoeba was isolated from a culture of an established line of human choriocarcinoma cells. the identification of this strain, originally called the oak ridge strain, and the establishment of a new species for it were based on morphologic, serologic, and immunochemical studies. in general, the structure of the trophozoite did not differ significantly from that of other species of acanthamoeba, except that a body which more closely resembled a centriole than material describe ... | 1978 | 566323 |
| successful demonstration of an elusive cell coat in amebae. | cell coats were cytochemically demonstrated for the first time in myxamebae of fulig- septica, didymium iridis, dictyostelium discoideum, cavostelium apophysatum, and amebae of naegleria grubei. the stain enhances the cell coats of physarum polycephalum plasmodia, ceratiomyxa fruticulosa myxamebae, and acanthamoeba sp. cell coats usually unstained by cationic dyes stain intensely with the aid of the new cytochemical protocol utilizing 0.5% alcian blue in the primary fixative and 0.05% ruthenium ... | 1978 | 566325 |
| effect of three antagonists on the development of bacterial leaf streak of rice. | among 11 epiphytic microorganisms one species each of pseudomonas, erwinia, and aspergillus were antagonistic to xanthomonas translucens subsp. oryzicola. symptoms of bacterial leaf streak did not develop when the antagonists were sprayed on rice leaves 24 h before inoculation. although the symptoms developed when the antagonists were applied 24 h after inoculation, the number of lesions and their length was significantly reduced over control. when the mixture of each antagonist and the pathogen ... | 1978 | 567522 |
| parasites and associated pathology observed in pinnipeds stranded along the oregon coast. | forty-two seals and sea lions found dead along the oregon coast were examined for parasites and associated pathology. nematode infections of the lung and/or gastrointestinal tract were the primary cause of death in 5 of 42 animals examined. new distribution records were established for pricetrema zalophi and zalophotrema hepaticum. new host records include z. hepaticum and diphyllobothrium cordatum in the steller's sea lion (eumetopias jubatus); nanophyetus salmincola in the california sea lion ... | 1978 | 567698 |
| [two filariae parasites of duikers in gabon (author's transl)]. | description of the male fo filaria cephalophi chabaud and rousselot, 1956 which was unknown. the species is a parasite of cephalophus dorsalis in congo and gabon. description of dipetalonema (loxodontofilaria) faini n. sp., parasite of cephalophus nigrifrons. the species is closely related to the two filariae known from cattle in ruanda. | 1978 | 567953 |
| quantitative cidal activity of hyperbaric oxygen for opportunistic yeast pathogens. | cidal activities of 24-h exposures to 100% o2 and 95% o2 + 5% co2 were assayed at 1 and 3 ata. studied were 21 yeasts isolated from humans: candida albicans (8 strains), c. tropicalis (3 strains), c. krusei (3 strains), c. parapsilosis (2 strains), c. guilliermondii (2 strains), and one strain each of c. pseudotropicalis, c. stellatoidea, and torulopsis sp. generally, these were extremely sensitive to hyperbaric oxygen, although species and strain differences were observed. indices of kill from ... | 1978 | 568466 |
| the immunochemistry of lambda-type carrageenans from certain red algae. | an antibody preparation directed against a structural feature associated with 6-sulphate groups was used to probe structural relations among certain lambda-type carrageenans. immunochemical and chemical differences are described between the kc1-soluble carrageenans from tetrasporic algal plants of gigartina corymbifera, gigartina sp. from san francisco bay, petrocelis middendorfii, iridaea cordata, rhodoglossum californicum, and chondrus crispus. the differences in immunochemical reactivity of t ... | 1978 | 568513 |
| the preparation of trypsins and chymotrypsins from bovine and porcine residues after insulin extraction. | bovine and porcine pancreatic residue, remaining after the extraction of insulin, has been used to prepare a proteinase powder. this powder was used as a source of trypsin and chymotrypsin. the individual enzymes were isolated and purified by chromatography on sulfopropyl (sp) - sephadex c-25 and affinity chromatography on soybean trypsin inhibitor (sti) - sepharose. the bovine proteinase powder contained alpha-chymotrypsin, trypsin and chymotrypsin b in the ratio 5 : 2 : 1. the porcine powder c ... | 1978 | 568786 |
| mycobacterium valentiae sp. nov., a new species of the genus mycobacterium isolated from soil. | one strain of rapidly growing scotochromogenic mycobacteria was isolated. this study comprises 101 biochemical, cultural and morphological characteristics and reports the behavior towards several concentrations of the most commonly used antituberculous drugs. the organism is considered to belong to a new species of the genus mycobacterium and has been deposited in the american type culture collection, rockville, maryland, usa (atcc 29356) and in the czechoslovak collection of microorganisms, cze ... | 1978 | 570989 |
| patterns of behavioral development in spontaneously hypertensive rats and wistar-kyoto normotensive controls. | we have examined the behavior of spontaneously hypertensive (shr) rats and stroke-prone hypertensive (sp-shr) male rats during the development and maintenance of elevated blood pressure and compared this pattern with age- and gender-matched normotensive (wky) rats of the same wistar-kyoto strain as controls. rats of each strain (n = 10/age group) were isolated in individual cages and observed for 60 min at 3,4,6,8,10, or 20 weeks of age using a scan sampling technique. at all ages shr rats were ... | 1979 | 571375 |
| nematode parasites of rats in west java, indonesia. | from the indonesian rats, namely rattus rattus diardii, r. exulans, r. tiomanicus, r. niviventer, r. lepturus, r. bartelsii, r. cremoriventer, r. sabanus and pithecheir melanurus, surveyed for nematode parasites, the following parasites were recovered: angiostrongylus cantonensis, capillaria hepatica, cyclodontostomum purvisi, hepatojarakus malayae, rictularia tani, mastophorus muris, physaloptera sp. and subulura andersoni. of these, c. purvisi, h. malayae, physaloptera, sp. and s. andersoni ha ... | 1978 | 571622 |
| cultivable mycobacteria in sphagnum vegetation of moors in south sweden and coastal norway. | intact sphagnum vegetation from moors in south sweden and coastal areas of west norway contained cultivable mycobacteria in 32% and 30% of the specimens, respectively. this frequency of specimens is lower than the 50% previously found in the partly altered moors of northwestern germany, but the scandinavian moors contained a larger variety of species. on both intact and altered moors m. chelonei and m. sphagni sp. nov. were found, the latter a homologous group of 151 strains. in south sweden the ... | 1979 | 571666 |
| [geese chilomastix sp. culture, inhibition in vitro and in vivo (author's transl)]. | | 1978 | 571723 |
| carbohydrate metabolism in chicks after administration of toxins from a phomopsis sp. | soybeans inoculated with phomopis sp. were incubated for weeks and then extracted with methanol and ether, and the culture filtrates were intubated into crops of chicks. activities of glucose-6-phosphatase and glucose-6-phosphate dehydrogenase in liver were increased, and glycogen stores and plasma glucose concentrations were reduced. histologically, severe hepatocytic necrosis was found in chicks treated with the toxic culture filtrate. significant clinical signs were loss of body weight and re ... | 1979 | 573612 |
| helminth parasites of fisher martes pennanti (erxleben) from manitoba, canada. | seven species of helminths were recovered during a survey of 162 fisher (martes pennanti) from four areas of manitoba: baylisascaris devosi in 52 fisher; taenia sibirica in 25; physaloptera sp. in nine; alaria mustelae in two; metorchis conjunctus in one; trichinella spiralis in one of 81; molineus sp. in one. b. devosi was the most prevalent parasite and differences in its geographical distribution were possibly related to population density of fisher. the prevalence of other parasites did not ... | 1979 | 574167 |
| effect of leaf extract of garlic on fusarium oxysporum f. sp. ciceri, sclerotinia sclerotiorum and on gram seeds. | | 1979 | 574190 |
| an intracavitary fungus ball composed of syncephalastrum. | a case of a pulmonary intracavitary fungus ball composed of syncephalastrum sp., a member of the class zygomycetes not previously reported in association with human disease, is presented. the fungus was cultured preoperatively from bronchial secretions as well as from the fungal mass from the resected lung. this fungus appeared to behave in a saprophytic manner similar to that of the more common aspergillus fungus ball. | 1979 | 574368 |
| degradation of organic nitrogenous wastes by a soil streptomycete. | a soil streptomycete degraded hair, silk, wool, feather and leather which were collected from solid wastes. the organism was identified taxonomically and designated streptomyces sp. a956. it degraded leather to the maximum extent and solubilized 35.9% of the total nitrogen, 2.32 mg of glycine equivalent amino nitrogen could be obtained by degradation of 100 mg leather. | 1979 | 574480 |
| [detection of the fungi, alternaria sp. and ascochyta sp., in the human duodenal contents]. | | 1979 | 575187 |
| [hematological values in dogs infected with microfilaria (dipetalonema sp.)]. | | 1979 | 575261 |
| dipetalonema (acanthocheilonema) didelphis sp. n. (nematoda: filarioidea) from opossums, with a redescription of d. (a.) pricei (vaz and pereira 1934). | dipetalonema (acanthocheilonema) didelphis sp. n. recovered from the subcutaneous and periesophageal connective tissues of didelphis virginiana from several localities in the united states and of d. marsupialis from colombia is described. dipetalonema didelphis sp. n. resembles d reconditum and d. mansonbahri in size, in lacking a two-segmented buccal capsule, and in the female having a long, digitiform tail. dipetalonema reconditum, however, has a much longer glandular esophagus and d. mansonba ... | 1979 | 575550 |
| [pharmacological studies on the antiphlogistic effect of pentosanpolysulfate in combination with metamizol]. | in the present study we investigated the antiinflammatory effect of pentosanpolysulfate (sp 54) in combination with metamizol using different forms of rat paw edema (induced by dextrane, hyaluronidase, trypsin, formaldehyde, carragenine or kaolin). after s. c. application probaphen, a new drug containing pentosanpolysulfate, metamizol, and lidocaine, proved in our experiments to exert an antiphlogistic effect about 40% stronger than the equivalent amount of sp 54 alone. since pentosanpolysulfate ... | 1977 | 577870 |
| studies on thermoactinomyces sp. tm9208. i. description of the strain. | a strain of thermoactinomyces sp., tm9208, isolated from a soil sample in the taipei area showed antagonistic activity to gram positive bacteria but not to the gram negative on the potato extract agar plate by the cross streaking method. the strain showed strong starch hydrolysis, beta type of hemolysis, brownish yellow growth on the potato extract agar and green on the nutrient agar. its aerial mycelium, white to grayish white, was long and straight with short branches. the spores are single an ... | 1977 | 578130 |
| immunosuppression by human placenta lactogen (hpl) and the pregnancy-specific beta 1-glycoprotein (sp-1). inhibition of mitogen-induced lymphocyte transformation. | the in vitro effect of human placental lactogen (hpl) and the gravidity-specific beta1-glycoprotein (sp-1) on the lymphocyte transformation was investigated in 20 healthy women. it was shown that simultaneous incubation of the lymphocytes with hpl or sp-1 together with pha has no influence on the incorporation rate of h3-thymidine. when the fetal calf serum (fcs) in the lymphocyte cultures was substituted by a 3% human albumin-solution, there was a reduction of the incorporation rate of the radi ... | 1977 | 578671 |
| examination of the aqueous humor as a diagnostic aid in anterior uveitis. | the aqueous humor of 20 cats and 17 dogs was examined to determine its importance as a diagnostic aid in anterior uveitis. aqueous humor cytology and protein concentration differed in acute and chronic anterior uveitis but was not specific enough to be an aid in the diagnosis of feline infectious peritonitis. cytologic examination of the aqueous humor was of benefit in determining the cause of anterior uveitis in 2 of 7 cases of lymphosarcoma. cultures of aqueous humor proved negative in uveitis ... | 1977 | 578803 |
| aeromonas hydrophila sepsis in a patient undergoing hemodialysis therapy. | aeromonas hydrophila septicemia complicated by a generalized cutaneous vasculitis developed in a patient receiving home hemodialysis therapy. because the aeromonas organism is found in many natural water sources, the possibility that this patient's hemodialysis system became contaminated was explored. although cultures from the patient's home environment showed no aeromonas sp, the possibility still exists that the site of contamination was in the dialysis system. | 1978 | 579373 |
| some behavioral effects of sp 6-11 hexapeptide c-terminal of substance p injected into the cerebral ventricles in rats. | the effects of the peptide sp 6-11 injected into the lateral brain ventricle in chronic rats on the alimentary behavior in a maze and some spontaneous exploratory reactions were studied. it was shown that the peptide sp 6-11 in doses ranging from 50 to 500 pmol increased only locomotor activity and did not change a number of correct trials in a maze. | 1977 | 579563 |
| susceptibility to erythromycin of anaerobes of the genera bacteroides, fusobacterium, sphaerophorus, veillonella, clostridium, corynebacterium, peptococcus, peptostreptococcus. | the minimal inhibitory concentrations (mic) of erythromycin were determined by broth dilution tests for 313 anaerobic strains, most of which were clinical isolates. all the gram-positive anaerobes tested (84 peptococcaceae, including 21 peptostreptococcus anaerobius and 15 peptococcus variabilis; 65 corynebacterium acnes and 29 clostridium strains, including 13 c. perfringens) were sensitive (mic values 0.012 through 3.12 microgram erythromycin/ml); so were 111 cultures of gram-negative anaerobe ... | 1977 | 580038 |
| [the thermophilic streptomycetes flora in milk powders and condensed milk products (author's transl)]. | 247 specimens of powdered milk and 165 of condensed milk were tested for their contamination with thermophile streptomycetes. colonies of these contaminants were isolated from all specimens of powdered milk and from 73 samples of condensed sweeted milk. the isolated strains corresponded with the following species of thermophilic streptomycetes: thermoactinomyces vulgaris, tsiklinsky 1899, thermoactinomyces vulgaris, tsiklinsky 1899 "giant colonies", micromonospora sp. (agre et al., 1). | 1978 | 581428 |
| occurrence and thermoresistance of thermophilic streptomycetes spores in milk. | 200 samples of raw milk and 100 samples of pasteurized milk were tested for the presence of thermophilic streptomycetes. one ml of raw and pasteurized milk contained mean 8.42 and 14.95 thermophilic streptomycetes, respectively. the isolated strains belonging to the species thermoactinomyces vulgaris tsiklinsky 1899 and micromonospore sp. (agre et al., 1972) were identified. to determine the survival of spores of these thermophiles after pasteurization, samples of milk were heated at 63.5 degree ... | 1978 | 581429 |
| the metabolites of 14c-sulpiride in the rat. | the elimination of total radioactivity after i.p. application of carbonyl-14c-labelled sulpiride (sp) was estimated in urine and feces. an average of 30% of administered radioactivity was found in feces, 50% in urine. by preparative thin-layer chromatography of urine sp and five metabolites were isolated. on the basis of chromatographic-spectrophotometric comparisons to synthesized standards four metabolites were identified: o-desmethyl-sp, 5-oxo-pyrrolidine-sp, n-desethyl-sp and o-desmethyl-5-o ... | 1978 | 581963 |
| conversion of p-nitrophenol to 4-nitrocatechol by a pseudomonas sp. | a strain of pseudomonas sp. atcc 29354, isolated from parathionamended flooded soil, converted p-nitrophenol to 4-nitrocatechol which persisted in pure culture. in unsterilized flooded soil, not previously treated with parathion, 4-nitrocatechol was further metabolized by other microorganisms. | 1978 | 582094 |
| candida sonckii sp. nov. | a new yeast species with basidiomycetous affinities is described as candida sonckii hopsu-havu et al. it differs from c. fujisanensis and c. maris by growing with kno3 as nitrogen source, from c. vanderwaltii by its lower mol% g + c, lower maximum temperature for growth and failure to grow on d-arabinose and citrate. | 1978 | 582245 |
| passive transmission of campylobacter fetus by immunised bulls. | two groups of 24 heifers were mated with 3 immunised and 3 susceptible bulls respectively. six heifers in each group were infected artificially with campylobacter fetus sub-sp. fetus biotype venerealis. among susceptible heifers mated with immunised bulls, 13/18 became pregnant and 5/18 yielded evidence of infection with c. fetus. among susceptible heifers mated with susceptible bulls, 7/18 became pregnant and 10/18 yielded evidence of infection. c. fetus was isolated on one occasion from an imm ... | 1978 | 582385 |
| characterization of a cellulase producing mold, trichoderma sp. w-10 isolated from infected mushroom spawn. | a potent cellulase producing mold, tichoderma sp. w-10 suitable for enzyme production with solid state culture was isolated from infected mushroom spawn, its characteristics and taxonomic studies were carried out. as a result, this mold was identified as trichoderma koningii (oudemans) according to the keys of gilman and rifai's classification system and the morphological features described by komatsu. meanwhile, a detail survey of physiological, cultural and biochemical characteristics were als ... | 1979 | 583274 |
| descriptions of culicoides lieni n. sp. and c. hainanensis lee from taiwan (diptera: ceratopogonidae). | | 1979 | 583542 |
| in vitro sensitivity of anaerobic bacteria to fosfomycin. | the minimum inhibitory concentrations were determined in 98 strains of anaerobic bacteria that came from clinical samples against fosfomycin, penicillin, cephalothin, tetracycline, chloramphenicol, clindamycin and lincomycin. the results obtained indicate that fosfomycin is usually inactive against bacteroides sp. and is active up to 32 mug/ml or less against 85% of peptococcus and 95% of peptostreptococcus, being consequently comparatively less active than the rest of the antibiotics that were ... | 1977 | 583867 |
| [degradation of ddt to phenylacetic acid by a culture of psuedomonas sp. 640x]. | | 1977 | 590085 |
| changes in the surface properties of rabbit polymorphonuclear leucocytes, induced by bacteria and bacterial endotoxin. | rabbit peritoneal polymorphonuclear leucocytes were induced to aggregate by a variety of bacterial species. in the absence of serum, gram-negative bacteria were more effective at inducing aggregation than gram-positive. the most effective micro-organism tested, acinetobacter sp. 199a, was readily phagocytosed and also induced extracellular secretion of the granule enzymes peroxidase and lysozyme. isolated endotoxin from this bacterial species was highly effective in inducing aggregation and gran ... | 1977 | 591574 |
| presumptive diagnosis of anaerobic bacteremia by gas-liquid chromatography of blood cultures. | by quantitative gas-liquid chromatography of glucose-containing blood cultures at the moment of first signs of growth, a presumptive diagnosis of anaerobic bacteremia could be made in 24 out of 26 cultures yielding obligate anaerobes upon subsequent culture. with bacteroides sp. (20 strains isolated), elevated levels of isovaleric acid (greater than or equal to 0.1 mumol/ml) and/or succinic acid (greater than or equal to 5 mumol/ml) were detected in the medium used. an exception to this were two ... | 1977 | 591630 |
| [production of inoculates for leguminous plants. production of cellular suspensions of rhizobium (lotus group)]. | the influence of culture medium composition and operative conditions on the cellular growth of rhizobium sp (group lotus) strain is studied. as much as 1 x 10(9) cell/ml were obtained in 16 hours using sucrose in the medium as carbon source. the best growth rate was obtained (mu = o,22 h-1) when the experiments were performed at 400 r.p.m. and one volume of air/volume of medium x minute (oar = 793,0 ml of oxygen/1 h). | 1977 | 594429 |
| [formation of new antibiotic, virenomycin, by a culture of streptomyces virens sp. nev]. | a culture of a new species streptomyces virens was isolated from a soil sample. it produced an antibiotic designated as virenomycin. the antibiotic was mainly synthesized in the mycelium. only insignificant amounts of it were found in the culture fluid. the optimal nutrient medium for production of virenomycin contained glycerol, soybean meal, ammonium sulphate, sodium chloride and calcium carbonate. crystalline virenomycin had a comparatively low antitumor activity and narrow spectrum. | 1977 | 596841 |
| [new species of actinoplanes cyanea sp. nov. and its antagonistic properties]. | an actinomycete stain 1569 isolated from a siberian soil sample is described as a representative of a new species, designated as actinoplanes cyaneus sp. nov. the actinomycete cell wall contains meso-diaminopimelic acid, arabinose, xylose and a non-identified analogue of diaminopimelic acid. the actinomycete forms spherical sporangia with mobile spores. the aerial mycelium is absent. the isolate produces a soluble blue pigment on synthetic media. the pygment investigation showed that it belonged ... | 1977 | 596849 |
| microbial conversion of dl-2-amino-delta2-thiazoline-4-carboxylic acid to l-cysteine and l-cystine: screening of microorganisms and identification of products. | microorganisms able to form l-cysteine from dl-2-amino-delta2-thiazoline-4-carboxylic acid (dl-atc), a chemical intermediate in the synthesis of dl-cysteine, were isolated from soil samples and classified as pseudomonas sp., pseudomonas cohaerens, p. desmolytica, and p. ovalis. thirteen l-cysteine-producing bacteria were also found in among 463 stock cultures representing 37 genera. these were achromobacter delmarvae. alcaligenes denitrificans, bacillus brevis, brevibacterium flavum, enterobacte ... | 1977 | 596877 |
| tissue pathology and comparative microanatomy of onchocerca from a resident of ontario and other enzootic onchocerca species from canada and the u.s.a. | the microanatomy of one male and one female specimen of a zoonotic onchocera sp in a fibrous nodule excised from the wrist of an ontario resident, two bovine onchocerca from saskatchewan and manitoba, canada, and o. cervicalis from the ligamentum nuchae of a horse in georgia, u.s.a., were compared. in dimensions and cuticular morphology, the three canadian specimens of onchocera shared certain features and closely resembled both o. cervicalis and o. gutturosa. the number of cuticular striae in s ... | 1977 | 596957 |
| regulation of the 4-hydroxyphenylacetic acid meta-cleavage pathway in an acinetobacter sp. | | 1977 | 597294 |
| occurrence of individual trans-isomeric fatty acids in human myocardium, jejunum and aorta in relation to different degrees of atherosclerosis. | with the aid of a highly selective capillary column coated with sp 2340, individual trans-fatty acids were identified in all tissue samples studied, the values being unrelated to the degree of atherosclerosis. the mean values of total trans-acids present in human myocardium, jejunum and aorta amounted to less than 1% of the total fatty acids. the trans-acid content was composed of traces of 9-trans-tetradecenoic acid and nearly equal amounts of 9-trans-hexadecenoate and trans-octadecenoate, the ... | 1977 | 597347 |
| [purification and some properties of rnase from actinomyces sp., strain 236, producing mono- and oligonucleotides with 5'-phosphate terminal groups]. | | 1977 | 597519 |
| microbial transformation of antibiotics. iii. reacylation of 4"-depropionyl maridomycin iii into maridomycin v (maridomycin k) by streptomyces sp. strain no. k-342. | | 1977 | 599088 |
| further observations on the relationship and distribution of schistosoma margrebowiei and s. leiperi in central southern africa. | a further survey in east caprivi, chobe national park, okavango swamps and kavango was undertaken in june 1976. no evidence of lechwe schistosomes was found in droppings of african buffalo (syncerus caffer) nor baboons (papio ursinus) living in lechwe habitats. it was thought that they were not capable of spreading or maintaining these parasites outside the confines of the known distribution of kobus sp. the role of goats was equivocal but probably they too are poor hosts. kavango, an endemic ar ... | 1977 | 599275 |
| leptomonas seymouri sp. n. from the cotton stainer dysdercus suturellus. | | 1977 | 599500 |
| [isolation and properties of new strains of obligate methanotrophs]. | new strains of obligate methanotrophic bacteria which assimilate only methane or methanol as the source of carbon and energy have been isolated. according to their morphology, ultrastructure, cultural and physiologo-biochemical characteristics, the bacteria were classed as methylobacter vinelandii, methylobacter bovis, methylobacter chroococcum and mehylosinus sporium. a new species methylocystis echinoides sp. nov. is described; it differs from other methanotrophs in certain morphological and p ... | 1977 | 600092 |
| clinical study of the use of the new aminoglycoside tobramycin for therapy of infections due to gram-negative bacteria. | tobramycin, a new aminoglycoside antimicrobial, was evaluated as therapy for infections due to gram-negative bacilli in 15 seriously ill patients with underlying diseases. three of 10 patients with gram-negative bacteraemia also had a urinary tract infection. two patients had a respiratory tract infection, one had cellulitis, one had a urinary tract infection, and another had septic phlebitis. twelve patients were cured of their infections. eosinophilia was observed in one patient, and another d ... | 1977 | 600202 |
| substance p in rat brain synaptosomes. | 1. rat brain synaptosomes were incubated under different conditions to study the release of substance p (sp). 2. potassium ions and electrical field stimulation induced a loss of sp from synaptosomes. the release of sp by potassium in high concentrations (23.8 mm) was shown to be calcium dependent. 3. substance p was retained in synaptosomes during incubation in 0.32 m sucrose at +4 degrees c up to 120 min. during incubation at 30 degrees c the sp content fell initially (30 min) but was graduall ... | 1977 | 600316 |
| trichophyton fischeri sp. nov.: a saprophyte resembling trichophyton rubrum. | a new species trichophyton fischeri was isolated as a contaminant on blood agar plates. this fungus is believed to be a saprophyte. it may be confused with t. rubrum. on peptone dextrose agar plate, the growth is white and velvety to cottony. it occasionally forms furrows. the underside of the mature colony is brownish red. clavate microaleuriospores are common. trichophyton-type macroaleuriospores are produced occasionally on blood agar and potato dextrose agar. erythritol does not stimulate t. ... | 1977 | 601659 |
| metschnikowia lunata sp. nov. | ascosporulation in the yeast strain designated as selenotila intestinalis krassilnikov was achieved. on the basis of mode of ascus formation and ascospore morphology it is included in the genus metschnikowia kamienski as a new species, m. lunata. | 1977 | 603233 |
| nitrogen fixation by spirillum sp. from rice roots. | nitrogen fixation by spirillum sp. obtained from the roots of rice plants grown at different levels of combined nitrogen was studied. the roots of rice plants exposed to low levels of combined nitrogen (20--40 kg n/ha) harboured spirillum sp. possessing higher nitrogen-fixing efficiency as compared to the cultures from plants receiving 60--100 kg n/ha. moreover, the nitrogen-fixing efficiency of these spirillum spp. varied with age of the plant, irrespective of the dosage of combined nitrogen. | 1977 | 603343 |
| effect of enteric micro-organisms on intestinal sugar and fatty acid absorption. | the effect of micro-organisms contaminating the upper intestinal contents of malnourished children on intestinal absorption of 3-0 methyl-alpha-d-glucopyranose (3-m.g.) and oleic acid was studied in rats in vivo. oleci acid absorption was unaffected by non-pathogenic e. coli but decreased by e. coli 0111, salmonella paratyphi b., shigella sonnei and candida sp. this effect was probably explained by intestinal secretion diluting the test solution leading to a decreased diffusion gradient for solu ... | 1977 | 603464 |
| [pathomorphological studies of trichocephaliasis in sheep]. | the morphologic study of 22 sucking and weaned lambs (8 experimentally and 14 spontaneously infected with trichocephalus) revealed that in its biologic development in the host trichocephalus fixes itself firmly and penetrates deeply at its head and into the mucous membrane of the caecum and the large intestine. besides, at these sites morphologic lesions in cases of strong infection have been established in the liver, kidneys, spleen, and lung. the desquamated epithelial cells and the erythrocyt ... | 1977 | 605499 |
| a new strain of streptomyces sp. producing beta-rubromycin like antibiotic. | | 1977 | 606681 |
| parasites of man in remote areas of central and south sulawesi, indonesia. | a biomedical survey was conducted in 10 villages in remote, high mountain valleys of central and south sulawesi, indonesia to learn whether oriental schistosomiasis was endemic and to determine the prevalences of other intestinal parasites, malaria and filariasis in those areas. although persons with oriental schistosomiasis were found in three villages of south sulawesi, follow-up inquiries revealed that these had recently migrated from a known schistosomiasis area in central sulawesi. other in ... | 1977 | 607428 |
| [mycoplasma sp. isolation in sick and normal cats (author's transl)]. | this paper deals with the presence of mycoplasmosis in sick and normal cats lodged by u.i.p.a. (união internacional de proteçäo aos animais) são paulo, brazil. in a group of 78 cats, 10.41% of mycoplasma was found in sick cats and 0% in normal cats, in a total of 6,41% of positive cases. | 1977 | 607912 |
| characterization of triton x 100 extracted colipase from porcine pancreas. | colipase was isolated from porcine pancreas homogenate prepared in the presence of detergent (triton x 100). after precipitation by ammonium sulfate and ethanol, the cofactor was purified by chromatography on sp-sephadex in the presence of triton x 100 and on deae-cellulose in the absence of detergent. two molecular forms of porcine colipase were obtained. they represent 80 per cent (colipase a) and 20 per cent (colipase b), respectively, of the total colipase. valine is the n-terminal residue o ... | 1977 | 607996 |
| comparative studies on activities of gentamicin, sisomicin, tobramycin and amikacin (bb-k8) against pseudomonas sp. | activities of gentamicin, sisomicin, tobramycin and amikacin against 561 strains of pseudomonas sp. bacilli were evaluated. tobramycin was from two to eight times more active against pseudomonas sp. than gentamicin. no strains resistant to amikacin were encountered. correlation between the size of the growth inhibition zone and minimal inhibitory concentration was determined as regression lines for all the tested antibiotics. sisomicin and tobramycin showed lowest correlation, and gentamicin and ... | 1977 | 612299 |
| [experimental research on the life cycle of opisthorchis chabaudi n. sp. description of the adult (author's transl)]. | o. chabaudi n. sp. is experimentally obtained from cercariae, born into rediae and naturally produced by the snail gabbia neumanni (martens, 1898). cercariae encyst into some tadpoles. the adulte grows into the biliary ducts of the cat. o. chabaudi is mainly characterized by its outline, therefore by the shape and position of its reproductive systems. accidental human contamination possibility is not denied. | 1977 | 613964 |
| [gallegostronglyus ibicensis n. gen., n. sp. (nematoda: metastrongylidae), a lung parasite of mus musculus linnaeus, 1758 (rodentia: muridale) in ibiza (balearic islands) (author's transl)]. | description of gallegostrongylus ibicensis n. gen., n. sp., a metastrongyle parasitizing the lungs of mus musculus linnaeus, 1758 (rodentia: muridae) in ibiza (balearic islands). gallegostrongylus n. gen. is proposed to include in the angiostrongylinae the parasites of the lungs of rodents, with bursal rays of reduced or middle size, dorsal ray consisting of two branches completely separated and located wide apart from each other, and spicules imbricated, arched and winged. | 1977 | 613967 |
| ixodes (afrixodes) neitzi, n. sp. (acarina: ixodidae) from the mountain reedbuck in south africa. | ixodes (afrixodes) neitzi n. sp. is described from females and males collected from the mountain reedbuck (redunca fulvorufula) at loskop dam nature reserve, transvaal, republic of south africa. information is provided to distinguish this new species from other closely related ixodes species that occur in the ethiopian region. its predilection sites are noted and the area in which it occurs is described briefly. | 1977 | 614531 |
| [presence of resistance factors to antibiotics in multiresistant enterobacteria]. | the present study was carried out with 111 multiresistant pathogenic strains of enterobacterias isolated from different sources with increased resistance to three or more antibiotics. among the identified species are included e. coli, shigella sp., salmonella oranienburg, klebsiella pneumoniae and citrobacter freundii. in general, the minimal inhibitory concentration of antibiotics was above 100 microgram/ml and in some cases it was superior to 1000 microgram/ml. resistance transfer factors were ... | 1977 | 614652 |
| an investigation on taeniasis and cysticercosis in bali. | a survey was carried out in 3 villages in bali to determine the prevalence of taeniasis in humans and cysticercosis in pigs. a total of 548 people were examined and taenia sp. eggs were found in the faeces of 11. four individuals passed proglottids; two t. solium and two t. saginata and three of these people also passed eggs in the faeces. a total of 12 or 2.2% were infected. three pigs from a slaughterhouse were found heavily infected with cysticercus cellulosae. socio-ecological data indicate ... | 1977 | 614710 |
| [mixed sero-epidemiologic study of arbovirus-arenavirus in the small mammals of tunisia]. | blood samples of 156 small mammals caught in tunisia in 1976 and 1977 were examined for the presence of antibodies to some arboviruses and arena-viruses. haemagglutination-inhibiting antibodies against west nile virus were detected in 19.8 0/0 of examined sera, mainly from mus sp., rattus rattus, eliomys tunetae in the northern part of the country and from ctenodactylus gundi and pipistrellus kuhli in the south. in addition, antibodies against uukuniemi and bhanja were found in 3.2 0/0 and 4.5 0 ... | 1977 | 615674 |
| [separation and identification of fatty acids as anti-inflammatory principle from mycelium of streptomyces sp. (author's transl)]. | | 1977 | 616826 |
| regulation of cellvibriocin activity. | attempts were made to enhance the production of cellvibriocin, the bacteriocin produced by cellvibrio sp. ncib 9916, by a study of cultural conditions in agar (solid) media. in such media cellvibriocin was unstable: within 24 h all activity disappeared at 45 degrees c, 70% at 37 degrees c and more than 50% within 5 days at 5 degrees c. the temperature at which the producer strain was grown was critical, 25 degrees c being optimal. cellvibriocin activity was markedly affected by the composition o ... | 1977 | 617829 |
| the replication and titration of iridescent virus type 22 in spodoptera frugiperda cells. | a plaque assay for iridescent virus type 22 (from simulium sp.) using spodoptera frugiperda cells has been devised, and the kinetics of growth of the virus in this cell line have been determined. the virus particle/p.f.u. ratio was 75 +/- 8, and the p.f.u./tcid50 ratio was 0.56 +/- 0.11. | 1978 | 621497 |
| isorenin, pseudorenin, cathepsin d and renin. a comparative enzymatic study of angiotensin-forming enzymes. | 1. renin was purified 30 000-fold from rat kidneys by chromatography on deae-cellulose and sp-sephadex, and by affinity chromatography on pepstatinyl-sepharose. 2. the enzymatic properties of isorenin from rat brain, pseudorenin from hog spleen, cathepsin d from bovine spleen, and renin from rat kidneys were compared: isorenin, pseudorenin and cathepsin d generate angiotensin from tetradecapeptide renin substrate with ph optima around 4.9, renin at 6.0. with sheep angiotensinogen as substrate, i ... | 1978 | 623774 |
| [substrate specificity of rnase from actinomyces sp., strain 236, producing mono- and oligonucleotides with 5'-phosphate end groups]. | | 1978 | 623846 |
| the effects of sp-111, a water-soluble thc derivative, on neuronal activity in the rat brain. | | 1978 | 624059 |
| antimicrobial activity in vitro of cefaclor, a new oral cephalosporin. | the antimicrobial activity of cefaclor, a new orally administered cephalosporin derivative, was studied in vitro against a variety of gram-positive and gram-negative clinical isolates. both penicillin-resistant and penicillin-susceptible strains of staphylococcus aureus were susceptible to cefaclor, with mean mics of 1.44 and 0.93 microgram/ml, respectively. however, the mbc for penicillin-resistant s. aureus was higher than that for the penicillin-susceptible strains. all strains of streptococc ... | 1978 | 624778 |
| the effects of temperature and growth rate on the proportion of unsaturated fatty acids in bacterial lipids. | the effects of temperature and growth rate on the fatty acid composition of the extractable lipids of four mesophilic and three psychotrophic bacteria were examined. two of the mesophiles (escherichia coli and pseudomonas aeruginosa) increased the proportion of unsaturated fatty acids in their lipids with decreasing temperature over their whole growth temperature range. the other mesophiles (enterobacter aerogenes and lactobacillus casei) increased the proportion of unsaturated fatty acids with ... | 1978 | 624935 |
| production of an antibiotic substance by bacillus licheniformis within the digestive tract of gnotobiotic mice. | in monoxenic mice, vegetative cells and spores of bacillus licheniformis were enumerated and in vivo antibiotic production was measured at various levels of the digestive tract and in the feces. the apparent independence of vegetative cell and spore populations in the cecum and feces, as well as the marked fluctuations of these two populations in the stomach and small intestine, suggested that sporulation of b. licheniformis and production of antibiotic occur only in the upper levels of the dige ... | 1978 | 626497 |
| intracerebral migration of cuterebra larva in a kitten. | verminous encephalitis in a 4-week-old kitten was manifested by depression, hysteria, and terminal convulsions. necropsy revealed a second instar of cutebra sp in the right cerebral hemisphere. the main lesions in the brain were those of acute focal hemorrhagic encephalomalacia. | 1978 | 627516 |
| dirofilaria cancrivori sp. n. (nematoda: filarioidea from the crabdog, procyon cancrivorus, in guyana. | dirofilaria cancrivori sp. n. is described from subcutaneous tissues of the crabdog, procyon cancrivorus, in guyana, south america. the filarid is morphologically distinct from dirofilaria tenuis, parasite of a related host, the raccoon, in the southern united states, and all other species of dirofilaria. the parasite can be distinguished from other dirofilarias based on a combination of morphological features including its size, number, and arrangement of caudal papillae on the male tail, size ... | 1978 | 627950 |
| dipodomydectes americanus gen. et sp. n. (acari: hypoderidae) from the kangaroo rat. | | 1978 | 627953 |
| intestinal helminths of some nile fishes near cairo, egypt with redescriptions of camallanus kirandensis baylis 1928 (nematoda) and bothriocephalus aegyptiacus rysavý and moravec 1975 (cestoda). | of 10 species of nile fishes collected during the summer of 1975 at giza near cairo, egypt, 7 harbored 7 helminth species. recovered material includes 3 species of nematodes: camallanus kirandensis baylis 1928 (new host and geographical record), cucullanus barbi baylis 1923, and rhabdochona congolensis campana-rouget 1961 (new host record); three species of cestodes: khawia sp. (new in africa), polyonchobothrium clarias (woodland 1925) meggitt 1930, and bothriocephalus aegyptiacus rysavý and mor ... | 1978 | 627980 |
| antiproliferative activity of highly purified mouse interferon: brief communication. | the antiproliferative effect of mouse l-cell interferon, purified by bovine serum albumin--agarose chromatography (which yields a sp act of 3 x 10(8) international reference u/ml protein), and its two subcomponents, obtained by ch-sepharose 4b chromatography, has been studied in balb/3t3 fibroblast cultues. four to 10 international reference u of interferon/ml resulted in a 50% inhibition of dna synthesis and cell growth, as determined by the incorporation of [3h]thymidine and cell counts, respe ... | 1978 | 628021 |
| life cycle of isospora burrowsi n sp (protozoa: eimeriidae) from the dog canis familiaris. | exogenous and endogenous stages of isospora burrowsi n sp from the dog are described. oocysts were spherical or ellipisoidal and 17 to 22 by 16 to 19 micrometer (mean 20.3 by 17.3 micrometer). micropyle, oocyst residuum, and polar granule were not present. sporocysts were 12 to 16 by 8 to 11 micrometer (mean 14.4 by 9.7 micrometer). stieda body was absent, but a sporocyst residuum was present. endogenous stages were in the caudal three-fifths of the small intestine and in the cecum. mature 1st-g ... | 1978 | 629454 |
| immunity to lancefield's group e. streptococcus: flank inoculation of susceptible and immune swine. | healthy swine flank inoculated with lancefield's group e streptococcus sp developed characteristic signs of streptococcal lymphadenitis of swine; however, abscesses were found in prefemoral lymph nodes rather than in cervical lymph nodes. after 6 months, swine (recovered from the cervical form of streptococcal lymphadenitis of swine caused by oral exposure to group e streptococcus) were flank inoculated with group e streptococcus sp. only transitory signs of diseases developed and abscesses did ... | 1978 | 629468 |
| the linkage of sugar phosphate polymer to peptidoglycan in walls of micrococcus sp. 2102. | 1. protein-free walls of micrococcus sp. 2102 contain peptidoglycan, poly-(n-acetylglucosamine 1-phosphate) and small amounts of glycerol phosphate. 2. after destruction of the poly-(n-acetylglucosamine 1-phosphate) with periodate, the glycerol phosphate remains attached to the wall, but can be removed by controlled alkaline hydrolysis. the homogeneous product comprises a chain of three glycerol phosphates and an additional phosphate residue. 3. the poly-(n-acetylglucosamine 1-phosphate) is atta ... | 1978 | 629757 |
| fad-dependent malate dehydrogenase, a phospholipid-requiring enzyme from mycobacterium sp. strain takeo. purification and some properties. | fad-dependent malate dehydrogenase, a phospholipid-requiring enzyme, was homogeneously purified from the particulate fraction of mycobacterium sp. strain takeo. the isolated enzyme contains no fad and few phospholipid, and has a specific activity of 300-360 units/mg of protein. in the assay system without addition of phospholipid (cardiolipin), the enzyme activity was only about 3% of maximum activity. the molecular weight was estimated to be 51 000-55 000 by four methods. titration by p-chlorom ... | 1978 | 629992 |
| netilmicin synergy with carbenicillin or cefamandole against serratia. | twenty clinical isolates of serratia sp. were tested against netilmicin, gentamicin, carbenicillin and cefamandole alone (broth and agar dilution) and in combination (agar dilution). broth and agar dilution minimal inhibitory concentrations agreed to within a two-fold dilution in 96% of the tests. overall, 95% of the isolates were susceptible to netilmicin regardless of susceptibility to gentamicin or carbenicillin. netilmicin-carbenicillin synergy was seen in 55% of the strains and netilmicin-c ... | 1978 | 632223 |
| human cationic trypsinogen. purification, characterization, and characteristics of autoactivation. | human pancreatic cationic trypsinogen has been purified to homogenity from an acetone powder of pancreatic tissue. after an initial ion exchange chromatography step on sulfopropyl (sp)-sephadex at ph 2.6, cationic trypsinogen was separated from the majority of trypsin activity by passage through an affinity column of lima bean trypsin inhibitor-agarose at high ionic strength. the zymogen was then further purified by affinity chromatography on the same material at low ionic strength. highly purif ... | 1978 | 632297 |
| aerobic bacterial flora of oral and nasal fluids of canines with reference to bacteria associated with bites. | oral and nasal fluids of 50 dogs were examined to determine the prevalence of aerobic bacteria frequently associated with animal bite wounds. the most frequently isolated microorganisms included: iij, ef-4, pasteurella multocida, staphylococcus aureus, staphylococcus epidermidis, group d streptococci, corynebacterium sp., enterobacteria, neisseria sp., moraxella sp., and bacillus sp. other species and genera were infrequently recovered and may represent transient flora. the high incidence of iij ... | 1978 | 632349 |
| bacterial contamination in a modern operating suite. 4. bacterial contamination of clothes worn in the suite. | clean clothes in the staff dressing rooms were heavily contaminated with bacteria, mainly bacillus sp., but staphylococcus aureus were found on 14% and clostridium sp. on 10% of the garments examined. a comparison of the occurrence of staph. aureus on shirts worn by staff in wards and operating departments showed ward shirts to be contaminated more heavily and with more strains. examination of sterile gowns worn by surgeons showed that 70% were contaminated with staph. aureus after operation. of ... | 1978 | 632560 |
| resistance of selected saprobic and zoopathogenic fungi to cycloheximide. | spore germination was used as an assay to measure the sensitivities of selected fungi (achlya bisexualis, cladosporium sp., trichophyton mentagrophytes and microsporum gypseum) to cyclohexamide and to determine their abilities to adapt to the drug. two patterns of response were noted. the saprobes, a. bisexualis and cladosporium sp., demonstrated acquired resistance. spores from hyphae previously exposed to cycloheximide either germinated in the presence of concentrations of the drug that comple ... | 1978 | 632807 |
| substance p-like immunoreactivity in cultured spinal ganglia from chick embryos. | the localization of substance p (sp) or a sp-like peptide in cultured ganglia from chick embryos was studied by the indirect immunofluorescence technique. ganglia from 8-16 days old chick embryos and from newly hatched chickens were cultured in a control medium or in the presence of nerve growth factor (ngf). addition of colchicine and exposure to different explanted peripheral tissues were also tried. ganglia from the younger embryos (8-12 days) cultured for 24 h with added ngf showed a weak sp ... | 1978 | 632849 |
| ecto- and endoparasites of the black bear in northern wisconsin. | parasites collected from free-ranging black bears, ursus americanus, in northern wisconsin included dermacentor variabilis, d. albipictus, ixodes scapularis, demodex sp., trichodectes pinguis euarctidos, baylisascaris transfuga and dirofilaria ursi. mange, possibly caused by the demodex sp., also was observed. dental caries were common and periodontal disease was observed in one animal. | 1978 | 633522 |
| an aminopeptidase of human neutrophil leucocytes--its possible role in enhanced vascular permeability. | an aminopeptidase of human leukocyte lysosomes was partially purified by chromatography on sp-sephadex, sephadex g-200 and qae-sephadex. by qae-sephadex and isolelectric focusing it showed microheterogeneity, focusing at ph 3.7 and 4.1. by gel filtration its molecular weight was estimated to be approx. 200,000. the enzyme had leucine amino peptidase activity and pharmacological assays indicated that it converted lysyl- or methionyl-lysyl-bradykinin to bradykinin. conversion of lysyl-bradykinin t ... | 1978 | 636959 |
| cometabolism of ddt analogs by a pseudomonas sp. | a pseudomonas sp. capable of growth on several nonchlorinated and mono-p-chloro-substituted analogs of ddt as a sole carbon source degraded bis(p-chlorophenyl)methane and 1,1-bis(p-chlorophenyl)ethane only in the presence of diphenylethane. the products p-chlorophenylacetic acid and 2-(p-chlorophenyl)-propionic acid were not further metabolized by the bacterium. other chlorinated analogs of ddt were found to be recalcitrant to cometabolic degradation with diphenylethane. | 1978 | 637537 |
| bacterial and spontaneous dehalogenation of organic compounds. | only 3 of more than 500 soil enrichments contained organisms able to use 1,9-dichlorononane as a sole carbon source. one isolate, a strain of pseudomonas, grew on the compound and released much of the halogen as chloride. resting cells dehalogenated 1,9-dichlorononane aerobically but not anaerobically. pseudomonas sp. grew on and resting cells dehalogenated 1,6-dichlorohexane, 1,5-dichloroheptane, 2-bromoheptanoate, and 1-chloro-, 1-bromo-, and 1-iodoheptane, but the bacterium cometabolized but ... | 1978 | 637547 |