oxamicetin, a new antibiotic of bacterial origin. 3. taxonomy of the oxamicetin-producing organism. 19734792389
creatinine hydrolase and creatine amidinohydrolase. ii. partial purification and properties. 19744826701
creatinine hydrolase and creatine amidinohydrolase. i. presence in cell-free extractions of arthrobacter ureafaciens. 19744826702
pathways of d-fructose transport in arthrobacter pyridinolis. 19744831624
picolinic acid hydroxylase of arthrobacter picolinophilus. 19744832254
[cooxidation of phenoxyalkane acids by microbial cultures]. 19744837336
[characteristics of the biology of arthrobacter simplex (jensen) lochhead]. 19744848252
[the effect of organic substances on the assimilation of methane by obligate methylotrophs]. 19744857241
selective feeding of tubificids on bacteria. 19674864607
leucoindigoidine formation by an arthrobacter species and its oxidation to indigoidine by other micro-organisms. 19684868094
degradation of 'diazinon' by synergistic microbial action. 19684868370
[siderochrome and iron metabolism in microorganisms]. 19674869506
cobalt-free corrinoids as vitamin b 12 antagonists. 19684873648
fat metabolism in higher plants. xxxv. partial primary structure of spinach acyl carrier protein. 19684877955
a reappraisal of the rported oxidation of aminoacetone by a species of arthrobacter. 19694884485
[a rapid demonstration of the utilization of phenolic acids by bacterial strains isolated from soil]. 19694890588
bacteriolytic spectrum of the enzyme produced by acanthamoeba castellanii. 19694905249
ultrastructure of nocardia cell growth and development on defined and complex agar media.the cell growth of nocardia strain 721-a on brain heart infusion agar (bhia), nutrient agar, and chemically defined agar media was studied by light and electron microscopy. light microscopy revealed a change in cell morphology induced by growth on bhia. electron microscopy demonstrated a concurrent change in intracellular complexity. on bhia, the cells became bulbous and developed irregularly branched filaments which fragmented by multiple and random septation. these fragments appeared to underg ...19694905542
improved method for characterization of bacterial dehydrogenases using acrylamide gel disc electrophoresis. 19704916450
the aerobic decomposition of choline by microorganisms. i. the ability of aerobic organisms, particularly coryneform bacteria, to utilize choline as the sole carbon and nitrogen source. 19704918912
[comparative electron microscopic studies of activated sludge from biological treatment plants of industrial waste waters]. 19704918985
long-term starvation survival of rod and spherical cells of arthrobacter crystallopoietes.spherical and rod-shaped cells of arthrobacter crystallopoietes, harvested during exponential growth, were subjected to total starvation for periods of time as long as 80 days. viability measurements were made by plate count and slide culture procedures. both cell forms remained 100% viable for 30 days. thereafter, viability of rods and spheres decreased equally at a slow rate. after 60 days of starvation, more than 65% of both cell forms were viable. no significant cell lysis occurred as eviden ...19704919984
iron deficiency and porphyrin formation by arthrobacter globiformis. 19704922752
bacteriology of manganese nodules. v. effect of hydrostatic pressure on bacterial oxidation of mnii and reduction of was experimentally demonstrated that two strains of arthrobacter 37, one growing at 25 c and the other at 5 c, could catalyze mn(ii) oxidation at hydrostatic pressures well in excess of the pressure encountered by the parent culture in its original habitat in the ocean (80 atm). the strain grown at 5 c showed an increase in temperature optimum for manganese oxidation with increase in pressure. it was like-wise experimentally shown that induced bacillus 29 without added ferricyanide and unindu ...19714927407
saprophytic coryneform bacteria. 19704928346
development of a diazinon-degrading bacterium in paddy water after repeated applications of diazinon. 19714932410
[antibiotics--inhibitors in biosynthesis of the bacterial cell-wall]. 19714942177
soil bacteria: principal component analysis of physiological descriptions of some named cultures of agrobacterium, arthrobacter, and rhizobium. 19714943485
nature of the phosphodiester linkage of the phosphomannan from the yeast kloeckera brevis. 19714946336
[microbiological studies of atropine-decomposing bacteria]. 19704947265
numerical taxonomy of certain coryneform bacteria.da silva, g. a. nigel (iowa state university, ames), and john g. holt. numerical taxonomy of certain coryneform bacteria. j. bacteriol. 90:921-927. 1965-an electronic computer was used to sort 32 strains of coryneforms into groups with the tree-sort program. the similarity values obtained in this procedure were then used to construct a dendrogram depicting the phenetic resemblance among the taxa. the results indicated that all the phytopathogens studied were sufficiently distinct from the type s ...19654954898
iron-chelating hydroxamic acid (schizokinen) active in initiation of cell division in bacillus megaterium.bacillus megaterium atcc 19213 secretes a cell division-initiating "schizokinen" (sk) which accumulates during its culture cycle to a concentration inversely proportional to the iron added to a sucrose-mineral salts medium. secreted sk was purified from culture filtrates as a red fe (iii) chelate, and a fraction with similar biological properties was obtained from whole cells. infrared spectra of sk, and analyses of unhydrolyzed and acid-hydrolyzed preparations indicated it to be a secondary hyd ...19674960152
a schizokinen (siderochrome) auxotroph of bacillus megaterium induced with n-methyl-n'-nitro-n-nitrosoguanidine. 19664961150
the purification and properties of nicotine oxidase. 19674962139
presence of rhapidosomes in various species of bacteria and their morphological characteristics.rod-shaped structures have been observed in cells of pseudomonas, photobacterium, proteus, and saprospira by use of the negative-contrast stain. these structures, referred to as rhapidosomes, appear to be normal components of these cells. other bacteria including escherichia, salmonella, shigella, klebsiella, micrococcus, bacillus, mycobacterium, rhodospirillum, and hydrogenomonas genera failed to reveal these structures. the rhapidosomes of saprospira were found to consist of two rods, one enca ...19674965198
nutrition and vitamin b12 metabolism of a soil bacterium. 19684966511
rhodotorulic acid, a diketopiperazine dihydroxamic acid with growth-factor activity. i. isolation and characterization. 19684971459
nonadaptive growth responses of tetrahymena pyriformis grown on single bacterial species. 19674973773
serine-containing active center of alkaline proteinase of aspergillus flavus. 19694975243
numerical taxonomy of listeria, streptococci and possibly related bacteria. 19694983059
[an obligatory psychrophile bacteria isolated from glacial mud]. 19694983515
major paraffin constituents of microbial cells with particular references to chromatium sp. 19704987617
[production of a cytokinin-type substance by arthrobacter of rhizospheric origin]. 19704988161
fixation of atmospheric nitrogen by the strains of arthrobacter. 19704990264
cell bound proteolytic enzymes of arthrobacter. 19704990627
growth of arthrobacter citreus in a chemically defined medium and its requirement for chelating agents. 19704992200
iron requirements and aluminum sensitivity of an hydroxamic acid-requiring strain of bacillus megaterium.bacillus megaterium strain atcc 19213 secretes a ferric-chelating secondary hydroxamic acid, whereas a mutant (strain sk11) derived from it cannot produce a hydroxamate. strain sk11 could be cultivated in a sucrose-mineral salts medium (treated with chelex 100 to reduce trace metals) in the absence of added hydroxamate, if the inoculum was high. the lowest iron supplements necessary for maximal growth of both strains were equivalent (0.01 to 0.04 mug of iron per ml). addition of either aluminum ...19714993339
effect of apollo 11 lunar samples on terrestrial microorganisms. 19714993600
[threonine deaminease from arthrobacter strain 23]. 19714994281
use of mutagens in the improvement of production strains of microorganisms. 19714998300
hexose-atp phosphotransferases: comparative aspects. ii. cross-reactivity of hexokinases from a variety of species with antisera to yeast hexokinase. 19715001183
immunological comparisons of histidinol dehydrogenases. 19715001387
formation of hydroxylamine from ammonium by oxygenation. 19725012473
[enzymatic oxidation of heterocyclic compounds by bacterial cultures]. 19725013029
[transformation of aromatic hydrocarbons in co-oxidative conditions]. 19725013105
heterotrophic nitrification in samples from natural environments. 19725015754
bacteria which attack petroleum hydrocarbons in a saline medium. 19725029878
heterotrophic nitrifiction by arthrobacter sp.arthrobacter sp. isolated from sewage oxidized ammonium to hydroxylamine, a bound hydroxylamine compound, a hydroxamic acid, a substance presumed to be a primary nitro compound, nitrite, and nitrate. the concentration of free hydroxylamine-nitrogen reached 15 mug/ml. the identification of hydroxylamine was verified by mass spectrometric analysis of its benzophenone oxime derivative. the bound hydroxylamine was tentatively identified as 1-nitrosoethanol on the basis of its mass spectrum, chemical ...19725030623
mechanism of nitrification by arthrobacter sp.resting cells of arthrobacter sp. excrete as much as 60 mug of hydroxylamine-nitrogen per ml when supplied with ammonium. an organic carbon source in abundant supply is necessary for the oxidation. resting cells oxidize hydroxylamine to nitrite and 1-nitrosoethanol, the former accumulating only when an exogenous carbon source is available. cell-free extracts contain an enzyme catalyzing the formation of hydroxylamine from acetohydroxamic acid, a hydroxylamine-nitrite oxido-reductase, and an enzy ...19725030624
stereoregularity of chemically synthesized (1 to 6)- -d-mannopyranan as revealed by enzymic degradation with arthrobacter -d-mannanase. 19725050612
limonoate dehydrogenase from arthrobacter globiformis. 19725057436
isolation and characterization of n-butane-utilizing microorganisms. 19725066104
occurrence of microorganisms capable of decomposing organic phosphorus compounds in two types of bottom sediments of the eutrophic lake jeziorak. 19725069546
[metabolic products of microorganisms. 106. the structure of terregens factor]. 19725072727
covalently bound flavin in d-6-hydroxynicotine oxidase from arthrobacter oxidans. identification of the 8 -(n-3-histidyl)-riboflavin-linkage between fad and apoenzyme. 19725083098
[assimilation of volatile n-alkanes (c6-c10) by bacteria]. 19725084508
microbial transformation of -picoline, 2-ethylpyridine and -picolinate. 19725085653
confusion in the taxonomy of a nitrogen-fixing bacterium currently classified as mycobacterium flavum 301. 19715089328
[effect of extracellular secretions of azotobacter on other microorganisms]. 19715096615
-oxidation of long-chain fatty acids in cell-free extracts of arthrobacter simplex. 19715113508
separation and characterization of three proline peptidases from a strain of arthrobacter. 19715117486
[oligonitrophilic coryne-like bacteria and nocardia assimilating hydrocarbons]. 19715121782
production of inhibitors of auxin and gibberellin induced growth of plants by arthrobacter pascens. 19715129178
sequential 11 -hydroxylation and 1-dehydrogenation of 16 -hydroxycortexolone. 19715134546
joint action of two glucanases produced by arthrobacter in spheroplast formation from baker's yeast. 19715134664
[comparative characteristics of psychrophilic and mesophilic arthrobacter strains]. 19715135047
structural effects on arthrobacter methylene hydroxylase activity.arthrobacter 4-44-2 (atcc 25581), capable of subterminal oxidation of n-hexadecane to 2-, 3-, and 4-alcoholic and ketonic products, was examined for the ability of this methylene hydroxylase capability to be induced and repressed and for structural relationships influencing methylene function oxidation. induction was best carried out by use of n-alkanes from 10 to 16 carbons in length and was especially strong with methylcyclohexane among cyclic compounds tested. induction was not observed with ...19715139534
production of inhibitors of auxin and gibberellin induced growth of plants by arthrobacter pascens. 19715142877
[autotrophic and heterotrophic nitrification in aquatic ecosystems]. 19715148461
[assimilation of low-boiling alkanes by arthrobacter]. 19715153994
fatty acid composition of arthrobacter simplex grown on hydrocarbons. occurrence of -hydroxy-fatty acids. 19715156370
microbial aspects of pollution in the food and dairy industries. 19715161227
[influence of root secretions of various plants on telluric microflora rich in arthrobacter and in aerobic sporular bacteria]. 19715161999
lysis of viable yeast cells by enzymes of arthrobacter luteus. 19715166255
microbiological and chemical changes in lean wiltshire bacon during aerobic storage. 19715168214
[antitumor activity of fatty acid-trehalose ester from arthrobacter and nocardia]. 19715168581
changes in bacterial population during the colonization of wheat rhizosphere, following aseptic cultivation and foliar application of urea. 19715172517
formation and function of the glycogen-like polysaccharide of arthrobacter. 19665297384
oxidation of n-alkanes to ketones by an arthrobacter species. 19685304023
detection and isolation of radionuclide-accumulating bacteria by autoradiography. 19695310440
porphyrin formation by arthrobacter globiformis. 1. the effects of trace elements and aeration on coproporphyrin accumulation. 19705310897
the occurrence of pectolysis within the genus arthrobacter. 19715314557
dna decomposition by soil microorganisms. 19715314560
the isolation and characterization of glycogen from arthrobacter sp. nrrl b1973. 19655320421
ornithine in mucopeptide of gram-positive cell walls. 19655326137
lytic enzymes of sorangium sp. isolation and enzymatic properties of the alpha- and beta-lytic proteases. 19655326246
biosynthesis of bacterial glycogen. 3. the adenosine diphosphate-glucose: alpha-4-glucosyl transferase of escherichia coli b. 19655326687
reversible activation of allantoate amidohydrolase by acid-pretreatment and other properties of the enzyme. 19665328936
fat metabolism in higher plants. xxxi. purification and properties of plant and bacterial acyl carrier proteins. 19675334849
magnesium ion-independent ribonucleic acid depolymerases in bacteria.the distribution of ribonucleases among bacteria has been determined from the examination of a wide variety of species. bacteria that had been growing rapidly on a solid medium were harvested, treated with acetone and incubated in the presence of edta between ph4 and ph9. the ribonuclease activity was determined from the rate at which acid-soluble nucleotides were released. out of nearly 200 strains examined, about 30 did not contain a detectable ribonuclease. the ph optima of ribonucleases in t ...19665338680
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