| species specificity of ribosomal rna methylases. | | 1964 | 4959035 |
| a substance produced by competent bacillus cereus 569 cells that affects transformability. | | 1964 | 4959036 |
| stimulation of l-alanine-induced germination of bacillus cereus spores by d-cycloserine and o-carbamyl-d-serine. | | 1966 | 4959045 |
| translocation of microorganisms across the intestinal wall of the rat: effect of microbial size and concentration. | | 1966 | 4959185 |
| effect of intracellular poly-beta-hydroxybutyrate on the ultraviolet sensitivity of bacillus cereus. | | 1967 | 4959689 |
| fine structure of sporulation in bacillus cereus grown in a chemically defined medium. | ellar, d. j. (syracuse university, syracuse, n.y.), and d. g. lundgren. fine structure of sporulation in bacillus cereus grown in a chemically defined medium. j. bacteriol. 92:1748-1764. 1966.-a study was made of the fine structure of sporulating cells of bacillus cereus grown in a chemically defined medium. the developmental stages of sporulation occurred in a fairly synchronous manner and were complete by 14 hr. this time period was shortened when spore wall peptide components were added to th ... | 1966 | 4959720 |
| glyoxylate metabolism in growth and sporulation of bacillus cereus. | megraw, robert e. (iowa state university, ames), and russell j. beers. glyoxylate metabolism in growth and sporulation of bacillus cereus. j. bacteriol. 87:1087-1093. 1964.-isocitrate lyase and malate synthetase were found in cell-free extracts of bacillus cereus t. the patterns of synthesis of enzymes of the glyoxylic acid cycle were dependent upon the medium in which the organism was grown. cells grown in acetate or in an acetate precursor, such as glucose, produced enzymes of the glyoxylic ac ... | 1964 | 4959795 |
| effects of temperatures above the maximum for germination on the endospore of bacillus cereus. | knaysi, georges (cornell university, ithaca, n.y.). effects of temperatures above the maximum for germination on the endospore of bacillus cereus. j. bacteriol. 87:1129-1136. 1964.-this is chiefly a study of heat activation and of the instability observed in spores of bacillus cereus exposed to high temperatures. temperatures up to 80 c for periods up to 6 hr were used. the spores were in colonies grown on collodion films, and were observed with the phase microscope, in dark contrast, for any ev ... | 1964 | 4959797 |
| antigen changes during spore formation in bacillus cereus. | baillie, ann (university of glasgow, glasgow, scotland), and john r. norris. antigen changes during spore formation in bacillus cereus. j. bacteriol. 87:1221-1226. 1964.-ultrasonic extracts of bacillus cereus cells harvested at different stages in spore formation were analyzed by immunoelectrophoresis with antisera prepared by injecting similar extracts into rabbits. seven antigens resistant to heating at 80 c for 10 min were detected in extracts of young vegetative cells, and there were at leas ... | 1964 | 4959801 |
| the inhibitory effect of albomycin (grisein) on growth of bacillus cereus and escherichia coli. | | 1966 | 4959822 |
| spores of microorganisms. xix. heat- and uv-resistance of spores of bacillus cereus produced endotrophically in the presence of beta-2-thienylalanine. | | 1966 | 4959876 |
| spores of microorganisms. xx. changes in the rate of incorporation of precursors of macromolecules during postgerminative development of bacterial spores. | | 1966 | 4959877 |
| induced rapid release and uptake of phosphate by microorganisms. | cultures of bacteria and of mixed microorganisms are able to release actively a large proportion of their phosphorus to the medium in a matter of hours when kept under anoxic conditions. only phosphorus is lost, probably as orthophosphate and apparently mostly from the acid-soluble fraction of the cells. the process, which is completely reversible upon aeration, has a change in rate (for a change of 10 degrees c) of 2 to 2.5. | 1967 | 4959890 |
| incorporation of amino acids into protein in a cell-free system from bacillus cereus. | | 1966 | 4960036 |
| x-ray diffraction studies on selected bacterial cell walls. | the cell walls of selected bacteria were studied by x-ray diffraction analysis to determine and characterize crystalline components. the walls were isolated by mechanical disruption and purified by enzymatic and washing procedures. the x-ray diffraction lines which appeared from the gram-positive cell walls were shown to be due to the constituent "mucopeptide" fraction. no diffraction lines could be obtained from the gram-negative bacterium studied. the results show that crystallinity is associa ... | 1967 | 4960150 |
| prolonged penicillinase synthesis in bacillus cereus after preinduction with penicillin. | | 1966 | 4960176 |
| evidence for an active messenger ribonucleic acid containing 8-azaguanine. | | 1966 | 4960236 |
| significance of achromobacter nematophilus poinar and thomas (achromobacteraceae: eubacteriales) in the development of the nematode, dd-136 (neoaplectana sp. steinernematidae). | | 1966 | 4960247 |
| temperature-dependent pigment production by bacillus cereus var. alesti. | | 1966 | 4960278 |
| [action of 8-azaguanine on penicillinase synthesis in bacillus cereus]. | | 1966 | 4960488 |
| ultraviolet irradiation of dna in vitro and in vivo produces a 3d thymine-derived product. | a new thymine-derived product was separated from dna irradiated with utlraviolet light in vitro and in vivo. this compound was mistaken to be thymine homodiner (t=t) by other workers because it is chromatographically indistinguishable from t=t in most eluents. it has absorbancy maximums at 312, 312, and 300 millimicrons in neutral, ph 2, and ph 11 aqueous solutions, respectively. when it is irradiated in aqueous solution with wavelengths of 360 and 313 millimicrons its spectrum reverts to one si ... | 1967 | 4960673 |
| symposium on immunosuppressive drugs. comparative actions of some purine analogues on growing bacillus cereus. | | 1967 | 4960737 |
| the production of tryptamine from tryptophan by bacillus cereus (kvt). | 1. a strain of bacillus cereus has been isolated that can produce tryptamine when grown in a broth containing tryptophan. 2. the conditions of culture under which this conversion is optimum, as well as the general pathways of tryptophan metabolism by this micro-organism, have been examined, and the information obtained has been used to obtain the first demonstration of cell-free tryptophan-carboxy-lyase activity. 3. the significance of these findings both to the current attempts to elucidate the ... | 1966 | 4960870 |
| regulation of extracellular protease production in bacillus cereus. | both sporulation and protease production can be inhibited by growing bacillus cereus t in a medium containing a high concentration of a mixture of amino acids. mutants selected for the ability to sporulate in this inhibitory medium were found to produce high levels of protease in the normal and inhibitory media. comparison of the mutant and wild-type enzymes by gel electrophoresis and heat inactivation suggested that they were identical. one of the mutants proved to be a purine-requiring auxotro ... | 1967 | 4960917 |
| fatty acids in the genus bacillus. i. iso- and anteiso-fatty acids as characteristic constituents of lipids in 10 species. | fatty acids produced by 22 strains of 10 species of the genus bacillus were analyzed on a very efficient and selective gas-liquid chromatographic column. all of the 10 species, alvei, brevis, cereus, circulans, licheniformis, macerans, megaterium, polymyxa, pumilus, and subtilis, produced eight fatty acids, six branched (anteiso-c(15), anteiso-c(17), iso-c(14), iso-c(15), iso-c(16), and iso-c(17)) and two normal (n-c(14) and n-c(16)). in all cases, the six branched-chain fatty acids made up over ... | 1967 | 4960925 |
| extracellular hemolysins of aerobic sporogenic bacilli. | forty-five strains, representing 18 species of the genus bacillus, were surveyed for production of hemolysin against rabbit erythrocytes. broth cultures of b. cereus, b. alvei, and b. laterosporus contained lysins that closely resembled streptolysin o. b. subtilis and a single strain of b. cereus may produce lysins having characteristics different from those of streptolysin o. | 1967 | 4960930 |
| effects of purine nucleoside triphosphates on amino acid incorporation in a cell-free system from 8-azaguanine-treated bacillus cereus. | | 1966 | 4960989 |
| efficiency of endodontic culturing procedures using wet and dry paper points. | | 1967 | 4961037 |
| biochemical studies of bacterial sporulation and germination. v. purine nucleoside phosphorylase of vegetative cells and spores of bacillus cereus. | | 1967 | 4961054 |
| [method of fluorescent antibodies in the study of the antigenic structure of bacteria]. | | 1965 | 4961123 |
| electron microscopic aspects of membrane alterations during bacterial cell lysis. | | 1967 | 4961137 |
| function and location of a "germination enzyme" in spores of bacillus cereus. | | 1966 | 4961371 |
| ordered synthesis of proteins during outgrowth of spores of bacillus cereus. | the onset of macromolecular synthesis in activated spores of bacillus cereus occurs under conditions in which the amino acids and nucleotides to be used for building proteins and nucleic acids must be derived only from stored pools and turnover of macromolecules of the spore. upon addition of the factors required to initiate germination, (14)c-uracil is incorporated with a lag of 30 to 60 sec; (14)c-amino acids, with a lag of 3 to 4 min. the progression of protein synthesis during germination ha ... | 1967 | 4961412 |
| studies on the nucleotide arrangement in deoxyribonucleic acids. x. frequency and composition of pyrimidine isostichs in microbial deoxyribonucleic acids and in the dna of e. coli phage t3. | | 1966 | 4961463 |
| the effect of gluconate in promoting sporulation in bacillus cereus. | | 1966 | 4961529 |
| conversion of ddt to ddd by pathogenic and saprophytic bacteria associated with plants. | of 27 microorganisms examined, 23 plant pathogenic and saprophytic bacterial species were found to convert p,p' ddt to p,p' ddd under anaerobic conditions. the range of conversion of ddt (10 micrograms per milliliter) during an incubation of 14 days was from a trace to over 5 micrograms per milliliter, with the majority of the bacteria showing the greatest activity during the final 7-day period. there is evidence that metabolites of ddt other than ddd are also produced. | 1967 | 4961613 |
| protein-nucleic acid interaction. i. nuclease-resistant polylysine-ribonculeic acid complexes. | | 1966 | 4961680 |
| survival of microorganisms in a simulated martian environment. ii. moisture and oxygen requirements for germination of bacillus cereus and bacillus subtilis var. niger spores. | the effects of moisture and oxygen concentration on germination of bacillus cereus and b. subtilis var. niger spores were investigated in a simulated martian environment. less moisture was required for germination than for vegetative growth of both organisms. a daily freeze-thaw cycle lowered moisture requirements for spore germination and vegetative growth of both organisms, as compared with a constant 35 c environment. oxygen had a synergistic effect by lowing the moisture requirements for veg ... | 1967 | 4961769 |
| [the parallel induction of nitrate reductase and nitrite reductase in bacillus cereus by means of various anions]. | | 1966 | 4961819 |
| the effect of dietary fat on the molecular species of lecithin from rat liver. | | 1966 | 4961822 |
| cereolysin: production, purification and partial characterization. | | 1967 | 4961831 |
| instrumental assay of microbial lipase at constant ph. | a rapid, accurate method with high sensitivity and reproducibility, and having the advantage of a short incubation period under constant ph, has been developed for routine measurement of microbial lipase. assembled from readily available and economical instrumental components, the apparatus includes a ph meter, a thermoelectric heating and stirring device, a motor-driven burette, and an automatic recorder. the reaction mixture, consisting of 5 ml of a 10% olive oil-gum arabic emulsion, 2 ml of 3 ... | 1967 | 4961930 |
| effect of exogenous substrates on the endogenous respiration of bacteria. | | 1967 | 4962061 |
| comparison of the germination and outgrowth of spores of bacillus cereus and bacillus polymyxa. | | 1967 | 4962189 |
| resistance to nisin and production of nisin-inactivating enzymes by several bacillus species. | | 1967 | 4962191 |
| immunological differentiation between cell walls of streptomycin-sensitive and streptomycin-dependent bacteria. | | 1967 | 4962215 |
| autoradiographic studies of bacterial cell wall replication. i. cell wall growth of bacillus cereus in the presence of chloramphenicol. | | 1967 | 4962235 |
| improved assay method for phospholipase c. | a lecithin sol dispersed with deoxycholate was found to be attacked by phospholipase c in the presence of calcium ion more rapidly than were any other lecithin sols. the inorganic phosphate could be released quantitatively from the acid soluble phosphate liberated from lecithin by an excess amount of alkaline phosphatase present in phospholipase c reaction mixture. a simple and accurate assay method for phospholipase c was developed with the sol and the alkaline phosphatase. | 1967 | 4962285 |
| [incidence of b. cereus in raw milk and pasteurized milk]. | | 1966 | 4962552 |
| treatment of staphylococcal endocarditis. | | 1967 | 4962583 |
| time-lapse cinematography of vancomycin--treated microbial cells. | | 1967 | 4962842 |
| role of disulphide bonds in the resistance of bacillus cereus spores to gamma irradiation and heat. | | 1966 | 4962993 |
| the use of ferritin labelled antibodies in the location of spore and vegetative antigens of bacillus cereus. | | 1966 | 4962994 |
| sporicidal properties of some halogens. | | 1967 | 4963102 |
| antigens of bacillus cereus: a comparison of a parent strain, an asporogenic variant and cell fractions. | | 1967 | 4963103 |
| origin and function of penicillinase: a problem in biochemical evolution. | | 1967 | 4963324 |
| determination of dipicolinic acid in bacterial spores by ultraviolet spectrometry of the calcium chelate. | | 1967 | 4963388 |
| a concentration technic applicable to enzyme preparations. | | 1967 | 4963389 |
| aminopeptidase profiles of various bacteria. | the aminopeptidase specificity of 24 strains of bacteria was determined fluorometrically by use of a series of alpha-amino acid beta-naphthylamides as substrates. provided that strict control over medium and growth time was adhered to, a reproducible profile of aminopeptidase activity was obtained which could be used for the identification of bacteria. | 1967 | 4963444 |
| some properties of two extracellular beta-lactamases from bacillus cereus 569/h. | | 1967 | 4963457 |
| [defective morphogenesis of the bacillus mycoides phage no. 1 head]. | | 1966 | 4963739 |
| [on carboxypenicillin production by enzymatic hydrolysis of its benzyl ester]. | | 1966 | 4963741 |
| [post-traumatic, purulent meningitis caused by b. cereus]. | | 1966 | 4963746 |
| the metabolism of phosphonates by microorganisms. the transport of aminoethylphosphonic acid in bacillus cereus. | | 1967 | 4963810 |
| evolutionary theory and cancer etiology. | | 1966 | 4963958 |
| [data on bacillus cereus pathogenicity]. | | 1966 | 4963970 |
| [the effect of long-term administration of foodstuffs contaminated by bacillus cereus on cats]. | | 1966 | 4963971 |
| thermal penicillinasderepression and temperature dependence of penicillinase production inducible and constitutive strains of bacillus cereus. | | 1967 | 4964018 |
| sensitivity of aerobic micrococcaceae to daq. | | 1967 | 4964037 |
| bacterial variants in the human kidney. | | 1967 | 4964054 |
| [a study on the interaction of penicillinase and surface-active substances. i. supression of endo- and exopenicillinases by surface-active substances]. | | 1966 | 4964372 |
| induction of penicillinase with inorganic phosphate. | phosphate stimulates penicillinase formation in bacillus cereus 569. the rate of penicillinase synthesis in the presence of 0.3 m phosphate, ph 7.0, is approximately 10-fold greater than that for uninduced cells, while the rate of synthesis in the presence of 0.3 m phosphate and 1 unit/ml of penicillin is approximately fourfold greater than in the presence of penicillin alone. when phosphate-induced cells are transferred to low phosphate medium, the rate of penicillinase synthesis rapidly revert ... | 1967 | 4964486 |
| [studies on the antigenic relations between types a and ac of cam phages]. | | 1966 | 4964514 |
| the mutagenic effect of prolonged treatment with ethyl methanesulfonate. | | 1967 | 4964634 |
| interference of barbiturates with pyrimidine incorporation. i. amobarbital inhibition of orotate uptake into bacillus cereus. | | 1967 | 4964701 |
| adaptation of populations of bacillus cereus to tetracycline. | | 1967 | 4964702 |
| [the antagonistic action between entomophagic fungi and certain crystallophoric entomopathogenic cereus species]. | | 1967 | 4964906 |
| effect of gamma irradiation on the growth rate of species of bacillus cereus group. | | 1967 | 4965016 |
| studies on filamentous forms of bacillus cereus strain t. | | 1967 | 4965056 |
| the regulation of penicillinase synthesis. | | 1967 | 4965076 |
| partial characterization of the protein labeled in a cell-free system from bacillus cereus 569. | | 1967 | 4965077 |
| nonselective incorporation into sporangium of either "older" or "younger" chromosome of the vegetative cell during sporulation in bacillus cereus. | employing bacillus cereus strain 2, we examined the fate of two chromosomes contained in vegetative cells in the course of sporulation. cytological observations and quantitative estimation of deoxyribonucleic acid (dna) confirmed the earlier observations that, during the course of sporulation, one of two chromosomes of the vegetative cell was incorporated into the sporangium and the other disappeared into the medium as the result of cell lysis. log-phase cells, labeled completely with thymine-2- ... | 1967 | 4965196 |
| orded substructure in the cell wall of bacillus cereus. | | 1967 | 4965200 |
| ehrlich ascites tumor growth in gnotobiotic mice. | | 1968 | 4965255 |
| some preliminary observations on the location of esterases in bacillus cereus. | | 1967 | 4965328 |
| [specificity of the cell-injuring reaction (cir) by bacteria. 2. difference between cancer and non-cancer cells in the cir]. | | 1967 | 4965342 |
| biosynthesis of biotin in microorganisms. v. control of vitamer production. | use of a yeast-lactobacillus differential microbiological assay permitted investigation into the synthesis of biotin vitamers by a variety of bacteria. a major portion of the biotin activity was found extracellularly. the level of total biotin (assayable with yeast) greatly exceeded the level of true biotin (assayed with lactobacillus). values for intracellular biotin generally showed good agreement between the assays, suggesting the presence of only true biotin within the cells. bioautographic ... | 1967 | 4965364 |
| tracer studies to locate the site of platinum ions within filamentous and inhibited cells of escherichia coli. | the distribution of platinum ions within escherichia coli after the induction of filaments with cis-pt(nh(3))(2)cl(4), and after growth inhibition by ptcl(6) (2-), has been determined with radioactive metal compounds ((191)pt, with a half-life of approximately 3 days) by the simple chemical procedure of roberts et al. in the filamentous cells, the platinum metal is associated with metabolic intermediates, nucleic acids, and cytoplasmic proteins; whereas, in inhibited cells, the platinum is combi ... | 1967 | 4965367 |
| dipicolinic acid-less mutants of bacillus cereus. | | 1967 | 4965371 |
| [on the presence and significance of b. cereus in some popular food in the town of palermo]. | | 1966 | 4965670 |
| purification and properties of the gamma-type beta-lactamase of bacillus cereus. | | 1967 | 4965690 |
| [specificity of cell-injuring reaction (cir) by bacteria--differences in the reaction between cancer and non-cancer cells. 3. time factors in the cir measurement in the y-27-ehrlich ascites cancer cells and effects of the cell concentration]. | | 1967 | 4965718 |
| [specificity of cell-injuring reaction (cir) by bacteria--differences in the reaction between cancer and non-cancer cells. 5. identification of od 260 mmm. substance released from the cell in the y-27-es system]. | | 1967 | 4965719 |
| [examinations on semi-preserved broiling sausages. ii. some properties of isolated aerobic spore formers inportant for food hygiene]. | | 1967 | 4965720 |
| activation of spores of bacillus cereus by gamma-radiation. | | 1968 | 4965768 |
| [competitive inhibitors of nitrate reduction in cell-fre extracts of bacillus cereus and pseudomonas aeruginosa]. | | 1966 | 4965827 |
| spores of microorganisms. xxii. inhibition of the postgerminative development of spores of bacillus cereus by 6-azauracil. | | 1967 | 4965921 |
| studies on the specificity of the enzymic synthesis of polyribonucleotides. | | 1967 | 4965951 |
| [cloxacillin and its microbiological study]. | | 1965 | 4966106 |
| [biochemical activity of 56 strains of "b. cereus" isolated from foods]. | | 1966 | 4966199 |