Publications

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induction of membrane-bound penicillinase synthesis in b. cereus 569. 19704990320
[sensitivity of the right and left forms of bacillus mycoides flügge to uv irradiation]. 19694990416
interconversion of alpha- and gamma-penicillinase from bacillus cereus 569. 19704990473
purification and properties of two extracellular beta-lactamases from bacillus cereus 569-h.1. when bacillus cereus 569/h was grown in a casamino acid (casein-hydrolysate) medium containing zinc sulphate rapid production of extracellular beta-lactamase ii preceded that of beta-lactamase i. 2. beta-lactamase i was separated from beta-lactamase ii by fractional precipitation with ammonium sulphate. 3. beta-lactamase i was purified by a process involving chromatography on celite and deae-cellulose and beta-lactamase ii by chromatography on deae-cellulose after denaturation of beta-lactama ...19704990588
the composition of beta-lactamase i and beta-lactamase ii from bacillus cereus 569-h.1. crystalline beta-lactamase i from bacillus cereus 569/h yielded only amino acids on acid hydrolysis, but crystalline beta-lactamase ii from the same organism yielded also substantial quantities of neutral sugars and amino sugars. 2. analysis with an amino acid analyser indicated that the two enzymes were similar though not identical in overall amino acid composition. analysis of neutral and amino sugars as their silyl derivatives by gas-liquid chromatography showed that the carbohydrate moiet ...19704990590
[antibiotic effects of mixtures of polymethlmethaorylate with antibiotics]. 19704990624
[demonstration of inhibitors in bacteriological meat examination and the significance for the consumer]. 19704990988
tetracycline levels in bronchial secretions.the excretion of tetracycline hcl in sputum was studied in 42 hospital patients suffering from various respiratory disorders who were receiving oral tetracycline therapy of 1.0 gram daily in divided doses.the tetracycline levels were estimated biologically by a cup-plate agar diffusion method using b. cereus. two separate methods of sputum homogenization are described: enzymic liquefaction with pronase, a powerful proteolytic enzyme, and ultracentrifugation at 103,000 g for three hours which sed ...19704990998
involvement of intracellular phospholipase c in autolytic fragmentation of cytoplasmic membranes of bacillus cereus. 19704991055
antibacterial activity of nitrobenzofurans. 19704991392
[evaluation of microbial counts of pharmaceutical preparations for oral use]. 19704991595
replication of insect viruses in bacterial hosts. 19704991644
microbiological assay with increased sensitivity for chlortetracycline in eggs. 19704991675
inhibition of growth of bacillus thuringiensis by amino acids in defined media. 19684991684
the effect of alkylation on the antimicrobial activities of 7-hydroxy- and 4-hydroxycoumarins. 19704991933
interaction between insecticides and soil. microbiological assay of sevin and meta-iso-systox using bacteria as test organisms. 19704991990
zymograms in agar gel of some animal and bacterial proteinases. 19704991993
[electron microscopic studies of mesophilic and psychrophilic cereus-anthracis-mycoides (cam) bacteriophages]. 19694992003
[defective bacteriophages in bacillus mycoides]. 19694992005
[isolation and activity of a cereus-specific phage]. 19694992006
[antigenic structure of c (cereus-specific) phages phages]. 19694992007
[case of arthritis with bacillus cereus as the secondary etiologic agent]. 19694992097
structure and composition of resistant layers in bacterial spore coats. 19704992199
a particular conformational change of bacillus cereus penicillinase under the action of a new penicillin analogue pyrazocillin. 19704992224
presence of antioxidant materials in bacteria. 19704992304
tryptophan catabolism during sporulation in bacillus cereus.1. two intermediates of tryptophan catabolism were isolated from a sporulating culture of bacillus cereus and identified as anthranilic acid and kynurenine by their spectral properties. 2. during sporulation the rate of formation of anthranilic acid and kynurenine by whole cells increased and reached a maximum at the pre-spore stage. 3. the specific activities of tryptophan pyrrolase and formylase also increased during sporulation and exhibited a maximal activity at the pre-spore stage. 4. kynur ...19704992321
meningitis and bacteremia after ventriculoatrial shunt-revision: isolation of a lecithinase-producing bacillus cereus. 19704992341
[lecithinase formation by bacillus cereus]. 19704992444
[the effect of the level of ground water on the processes of ammonification and nitrification of peat bog soil]. 19704992446
fast sedimenting fractions containing dna from streptomyces griseus. 19704992457
[bacterial insecticides and their use]. 19704992502
aflatoxin b1 effect on enzyme biosynthesis in bacillus cereus and bacillus licheniformis. 19704992531
[effect of ph of food products on the development of bac. cereus group bacteria]. 19704992626
reversible change in iodine sensitivity of penicillinase by alkali treatment. 19704992647
the influence of concentrated electrolytes on the constitutive penicillinase synthesis of b. cereus (short communication). 19704992648
enzymic reduction of the c-terminal dehydroalanyl-lysine sequence in nisin. 19704992696
[lecithinase activity of bacillus cereus strains isolated from various natural sources]. 19704992749
[the value of the lecitho-vitelline reaction in the differential diagnosis of bac. cereus]. 19704992768
[hemolytic properties of aerobic sporogenous bacteria]. 19674992913
proteolytic enzymes and biological inhibitors. ii. naturally occurring inhibitors in sera from different species and their effect upon proteolytic enzymes of various origin. 19704992916
[electron microscope studies on cereus-specific bacteriophages]. 19694992920
some factors affecting degradation of organochlorine pesticides by bacteria. 19704992932
agar diffusion method for the differentiation of bacillus anthracis.a method was developed for identification of bacillus anthracis based on elaboration of protective antigen by individual colonies and its detection by double-diffusion precipitation in agar plates.19714993230
evidence for a magnesium pump in bacillus cereus t.unlike escherichia coli, bacillus cereus t appears to accumulate mg(2+) in its cell sap against a concentration gradient. over a range of mg(2+) in the growth medium from 5 x 10(-5) to 1.35 x 10(-2)m, the concentration of mg(2+) in the cell sap of b. cereus t was maintained at about 6 x 10(-3)m, and ribosome-bound mg(2+) and spermidine, as well as the spermidine concentration in the cell sap, appear to be unaffected by the concentration of mg(2+) in the growth medium. inhibition of growth of e. ...19714993319
sporulation of a cortexless mutant of a variant of bacillus cereus.a stage 4 sporulation mutant of a strain of bacillus cereus var. alesti fails to synthesize a cortex although all other structural components appear normal. with terminal lysis the spore core as well as the sporangium is lysed. both the uptake of (45)ca and the synthesis of dipicolinic acid (dpa) are similar to these activities in the parent strain, but these components (dpa and ca) are lost to the medium with the drastic lysis. the first stage of diaminopimelic acid incorporation, that into ger ...19714993321
ultrastructural changes associated with activation and germination of bacillus cereus t spores.the ultrastructural changes occurring during defined stages of the transition of dormant bacillus cereus t spores into heat-sensitive forms were investigated. the coat of the heat-activated spores displayed conspicuous striations across its middle layer. electron microscopy of thin sections of heat-activated spores revealed the presence in the spore of a layer consisting of hexagonally oriented subunits. it was demonstrated that the subcoat region, but not the cortex, disappears rapidly during g ...19714993322
reduction of activity of reduced nicotinamide adenine dinucleotide oxidase by divalent cations in cell-free extracts of bacillus cereus t.a rapid and effective method was devised for the reduction of activity of reduced nicotinamide adenine dinucleotide (nadh) oxidase in crude extracts of bacillus cereus t. the addition of 25 mumoles of mncl(2) per mg of extract protein in tris(hydroxymethyl)aminomethane-hydrochloride buffer reduced nadh oxidase activity by 90% within 1 min, and this reduction was independent of ph between ph 7.0 and 8.5. other divalent cations such as mg(2+), ba(2+), ca(2+), and co(2+) also reduced nadh oxidase a ...19714993337
peptidoglycan differences in strains of bacillus cereus constitutive and inducible for penicillinase production.strains of bacillus cereus differing in penicillinase production were shown to possess cell walls of differing muramic acid contents.19714993342
[evaluation of chloramphenicol with bacillus cereus]. 19704993369
[differentiation of the toxicity to mice of bacillus cereus and bacillus thuringiensis from the pathogenicity of bacillus anthracis on mice]. 19704993390
diglucosyldiglyceride from b. cereus. 19714993436
[effect of accompanying microflora on accumulation of organic substances in the medium during nonsterile cultivation of chlorella]. 19694993450
isolation of glucosaminyl-beta(1-4)-muramic acid and phosphoric acid ester of this disaccharide from acid hydrolysates of peptidoglycan of bacillus cereus ahu 1356 cell walls. 19714993453
occurrence of non-n-substituted glucosamine residues in lysozyme-resistant peptidoglycan from bacillus cereus cell walls. 19714993454
[effect of live, killed and supernatant bacillus cereus on experimental amyloidosis in mice, induced by sodium caseinate]. 19704993457
physical and catalytic properties of the purine nucleoside phosphorylases from cells and spores of bacillus cereus t. 19714993482
[multiplication and toxigenicity of bacillus cereus in food products stored at different temperatures]. 19704993524
[effect of nitrates in products of vegetable origin on methemoglobin formation]. 19704993525
cir (cell injuring reaction) active substances in culture fluid of bacillus cereus "ms-1063 strain". 19704993666
[the setting free of lixiviatable nitrogen from ureaform by microorganisms]. 19704993682
an introspective view of penicillinase. 19704993702
factors affecting the relative ratio of fatty acids in bacillus cereus. 19714994093
partial purification, specificity and mechanism of action of the nisin-inactivating enzyme from bacillus cereus. 19714994514
pseudogermination in dipicolinic acid-less spores of a bacillus cereus t mutant.dipicolinic acid-less spores of a bacillus cereus t mutant in 33 mm sodium bicarbonate (ph 8.5) underwent pseudogermination (germination-like changes) accompanied by ribonucleic acid leakage and loss of viability.19714994601
[interaction of penicillinases with 6-aminopenicillanic derrivatives of furan-2-carbonic and furyl-2-acrylic acids]. 19714994896
effects of glutamic acid on sporulation of bacillus cereus and on spore properties. 19714994922
molecular species of lecithins from various animal tissues. 19714995266
[effect of various antibiotics on the replication of bacteriophages of group cam (cereus anthracis mycoides)]. 19704995557
control of diaminopimelate decarboxylase by l-lysine during growth and sporulation of bacilluscereus.l-lysine caused repression of diaminopimelate decarboxylase synthesis in bacillus cereus when grown in either a minimal defined medium (cdgs medium) or a complex defined medium (a modified lysine assay medium). when cells were grown in either of the two media, variations in the specific activity of the enzyme as a function of time were found to be correlated with the intracellular lysine pool size during growth. from all of the data presented, it seems reasonable to conclude that during growth t ...19714995650
potentiation by halogen compounds of the lethal action of gamma-radiation on spores of bacillus cereus. 19704995908
mechanism of the inhibition of germination of bacterial spores by gamma-irradiation in the presence of iodoacetamide and iodate. 19704995909
amino acid composition and peptide maps of bacillus cereus 569-h penicillinase. 19714996025
[determination of the antimicrobial activity of myrtin by the agar diffusion method]. 19694996129
bacillus cereus pneumonia and bacteremia. a case report. 19714996269
[concentration and separation of bacteria on dowex anionite]. 19714996294
characteristics of cir (cell injuring reaction) active substance in culture fluid of bacillus cereus, "ms-1063 strain". 19714996372
[some data on somatic antigens of bac. anthracis]. 19714996428
enhancement of bacillus cereus spore lytic enzyme by a heat-labile non-dialyzable factor in spore extracts. 19714996439
effect of the cereus lytic enzyme on the chemical bonds of the bacterial cell wall. 19704996700
sequence of events during rapid germination of spores of bacillus cereus. 19714996778
[contamination of foodstuffs and objects of the external environment with bac. cereus at public catering establishments]. 19714996923
immunochemical properties of polysaccharide fractions of bacillus cereus strains isolated from cases of food poisoning. 19714996969
complete purification and some properties of phospholipase c from bacillus cereus. 19714997720
[biological properties of bacillus cereus phages]. 19714997859
[action of ionizing radiations on microorganisms and radiation sterilization (review)]. 19714997876
[degree of stability of characterstic properties of bacteria preserved in mineral oil]. 19704998101
dielectric study of the physical state of electrolytes and water within bacillus cereus spores.dielectric measurements revealed that dormant spores of bacillus cereus have extremely low conductivities at high frequencies (50 mhz) and so must contain remarkably low concentrations of mobile ions both within the core and in the surrounding integuments. activation, germination, and outgrowth were all accompanied by increases in conductivity of the cells and their suspending medium, and this result indicated that intracellular electrolytes had become ionized and leaked from the spores. high-fr ...19714998245
spore refractility in variants of bacillus cereus treated with actinomycin d.refractility as indicated by light microscopy, electron microscopy of thin sections, and freeze fracture etching was increased and maintained in a cortexless mutant, a(-)1, of bacillus cereus var. alesti by the addition during sporulation stage 4 of actinomycin d, which prevents the terminal lysis of spore core associated with sporulation in this organism. (45)calcium uptake levels and dipicolinic acid (dpa) content were similarly maintained. the location of these components appears to be in the ...19714998247
interference of barbiturates with pyrimidine incorporation. 3. studies on the mechanism of the amobarbital-orotate relationship. 19704998460
pathogenicity of vegetative cells of bacillus popilliae fro mice. 19704998559
[characteristics of the lysogeny and temperate phages of cultures of spore-bearing crystal-forming entomopathogenic microorganisms isolated from various sources]. 19714998585
a rapid method for removal of zinc from the metallo neutral proteases. 19714998623
[carbon monoxide production of microorganisms]. 19714998736
[isolation and some properties of bacillus cereus toxin]. 19714999022
alteration of fungal morphology induced by a substance from bacillus cereus. 19714999071
rapid microassay of gentamicin, kanamycin, neomycin, streptomycin, and vancomycin in serum or plasma. 19714999161
[studies on microbial purity of the water for prescriptions and air pollution of the pharmacy spaces]. 19714999178
bacilli in milk. 2. sweet curd formation. 19714999494
spore removal by centrifugation and its effect on ultra-high temperature commercial sterilization of milk. 19714999495
initiation of spore germination in bacillus cereus: a proposed allosteric receptor. 19714999536
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