Identification of 4″-isovaleryl-spiramycin III produced by Bacillus sp. fmbJ.

abstract：:Non-hemolytic enterotoxin (NHE), a tri-partite, proteinaceous toxin encoded by contiguous nheA, nheB and nheC genes of Bacillus cereus sensu lato (B. cereus s.l.), is considered to be associated with the foodborne diarrheic syndrome. However, B. cereus s.l. includes a number of closely related strains, and the occurre...

journal_title：Archives of microbiology

authors： Cai Y,Huang T,Xu Y,Zhou G,Zou P,Zeng G,Liu X

更新日期：2017-07-01 00:00:00

abstract：:Bacillus stearothermophilus strains PV 72 and ATCC 12980 carry a crystalline surface layer (S-layer) with hexagonal (p6) and oblique (p2) symmetry, respectively. Sites of insertions of new subunits into the regular lattice during cell growth have been determined by the indirect fluorescent antibody technique and the p...

journal_title：Archives of microbiology

authors： Gruber K,Sleytr UB

更新日期：1988-01-01 00:00:00

abstract：:Glyoxalase I is a ubiquitous enzyme that detoxifies methylglyoxal, which is derived from glycolysis but inhibits the growth of cells from microorganisms to mammals. Here, the structural gene for glyoxalase I ( glo1(+)) from the fission yeast Schizosaccharomyces pombe was identified. Disruption of glo1(+) enhanced susc...

journal_title：Archives of microbiology

authors： Takatsume Y,Izawa S,Inoue Y

更新日期：2004-05-01 00:00:00

abstract：:Hyphal development in Candida albicans was blocked by EDTA. This effect was not due to a general growth inhibition since the chelator did not affect protein and DNA synthesis. Recovery of mycelial growth was observed when EDTA-grown cells were incubated at 37 degrees C in EDTA-free medium. High-molecular-weight mannop...

journal_title：Archives of microbiology

authors： Gil ML,Casanova M,Martínez JP

更新日期：1994-01-01 00:00:00

abstract：:Several studies have investigated the effects of ionizing and non-ionizing radiations on microorganisms. However, the interaction between the magnetic field radiations and bacteria is less studied. The aim of our study was to study the effect of static magnetic field on the biofilm formation in Pseudomonas aeruginosa ...

journal_title：Archives of microbiology

authors： Raouia H,Hamida B,Khadidja A,Ahmed L,Abdelwaheb C

更新日期：2020-01-01 00:00:00

abstract：:The applicability of flow-microfluorometer to separate microbial cells was demonstrated with algal and bacterial cells. Algal mixtures were sorted according to the natural chlorophyll fluorescence and the bacterial mixtures were sorted according to the fluorescence of ethidium bromide-stained nucleic acid. ...

journal_title：Archives of microbiology

authors： Paau AS,Cowles JR,Oro J,Bartel A,Hungerford E

更新日期：1979-03-12 00:00:00

abstract：:Peptidoglycan of Corynebacterium species Co 112 (DSM 20606) exhibits an unknown amino acid. The amino acid was isolated from cell wall hydrolysates and identified as threo-beta-hydroxyornithine. This amino acid is found in the interpeptide bridge of the peptidoglycan of Corynebacterium sp. Co 112. The primary structur...

journal_title：Archives of microbiology

authors： Schleifer KH,Hayn I,Seidl HP,Firl J

更新日期：1983-06-01 00:00:00

abstract：:Effects of different flavonoids on various bacterial strains have been extensively reported; however, the mechanism(s) of their action on bacterial cells remain largely elusive. In this study, the antibacterial mechanism of soybean isoflavone (SI) on Staphylococcus aureus is systematically investigated using 4'6-diami...

journal_title：Archives of microbiology

authors： Wang Q,Wang H,Xie M

更新日期：2010-11-01 00:00:00

abstract：:We report on the genome-wide response, based on DNA microarrays, of the cyanobacterium Synechocystis sp. PCC 6803 wild type and DeltasigB to a 15 min heat shock. Approximately 9% of the genes in wild type and DeltasigB were significantly regulated (P < 0.001) following this treatment, with chaperones induced the most....

journal_title：Archives of microbiology

authors： Singh AK,Summerfield TC,Li H,Sherman LA

更新日期：2006-10-01 00:00:00

abstract：:Recently, we reported the synthesis of five bacteriocin-like inhibitor substances (Bt-BLIS: morricin 269, kurstacin 287, kenyacin 404, entomocin 420, and tolworthcin 524) by Mexican strains of Bacillus thuringiensis. Here we show that, collectively, these Bt-BLIS have a moderate to broad spectrum of antibacterial acti...

journal_title：Archives of microbiology

authors： de la Fuente-Salcido N,Guadalupe Alanís-Guzmán M,Bideshi DK,Salcedo-Hernández R,Bautista-Justo M,Barboza-Corona JE

更新日期：2008-12-01 00:00:00

abstract：:Purple sulfur bacterium Thiocapsa roseopersicina strain BBS requiring vitamin B12 may grow in the dark in media containing no other organic compounds. Under such conditions the cells oxidize sulfide and thiosulfate with the use of O2 and assimilate carbon dioxide. After 10--30s assimilation of NaH14CO3 about 60% of ra...

journal_title：Archives of microbiology

authors： Kondratieva EN,Zhukov VG,Ivanovsky RN,Petushkova UP,Monosov EZ

更新日期：1976-07-01 00:00:00

abstract：:Mutants resistance to various combinations of threonine, lysine and/or their analogs were obtained and characterized in Pseudomonas acidovorans. In particular, mutants resistant to aminoethylcysteine had a dihydrodipicolinate synthetase insensitive to lysine inhibition whereas mutants resistant to threonine plus a low...

journal_title：Archives of microbiology

authors： Thevenet NJ,Vandecasteele JP

更新日期：1976-03-19 00:00:00

abstract：:In studies on the membranlytic action of various saponins on mycelium of Botrytis cinerea and Rhizoctonia solani digitonin, alpha-hederin and tomatin caused considerable leakage of free amino acids, while aescin and theasaponin were less effective. Cyclamin significantly damaged cell membranes of R. solani, but did no...

journal_title：Archives of microbiology

authors： Segal R,Schlösser E

更新日期：1975-06-22 00:00:00

abstract：:A novel pathway for 2-aminophenol metabolism by Pseudomonas sp. AP-3 is proposed. The proposed pathway is similar to that known for meta-cleavage of catechol except that one of the hydroxyl groups on the metabolites is replaced by an amino group. During the degradation of 2-aminophenol, 2-amino-2,4-pentadienoic acid i...

journal_title：Archives of microbiology

authors： Takenaka S,Murakami S,Shinke R,Aoki K

更新日期：1998-08-01 00:00:00

abstract：:Anguibactin, an important virulent factor in Vibrio anguillarum serotype O1, is synthesized by a nonribosomal peptide synthetases (NRPS) system encoded on a 65-kb virulence plasmid pJM1. angE, as one of the NRPS genes, is responsible for selecting and activating 2,3-dihydroxybenzoic acid (2,3-DHBA), an important precu...

journal_title：Archives of microbiology

authors： Liu Q,Ma Y,Wu H,Shao M,Liu H,Zhang Y

更新日期：2004-04-01 00:00:00

abstract：:In this study, two quorum sensing (QS) system genes, las and rhI; N-3-oxo-dodecanoyl homoserine lactone (AHL; 3-O-C12-HSL); and QS-related virulence factors and correlation between them were assessed in 30 fish origin P. aeruginosa isolates. The detection of two QS system of the isolates, and eight gene regions consis...

journal_title：Archives of microbiology

authors： Sırıken B,Öz V,Erol İ

更新日期：2021-01-04 00:00:00

abstract：:We introduced into Rhizobium leguminosarum bv. viciae LPR1105 a new pathway for the biosynthesis of the auxin, indole-3-acetic acid (IAA), under the control of a stationary phase-activated promoter active both in free-living bacteria and bacteroids. The newly introduced genes are the iaaM gene from Pseudomonas savasta...

journal_title：Archives of microbiology

authors： Camerini S,Senatore B,Lonardo E,Imperlini E,Bianco C,Moschetti G,Rotino GL,Campion B,Defez R

更新日期：2008-07-01 00:00:00

abstract：:Insect and mite pests are damaging stressors that are threatening the cultivation of tea plants, which result in enormous crop loss. Over the years, the effectiveness of synthetic pesticides has allowed for its prominent application as a control strategy. However, the adverse effects of synthetic pesticides in terms o...

journal_title：Archives of microbiology

authors： Idris AL,Fan X,Muhammad MH,Guo Y,Guan X,Huang T

更新日期：2020-08-01 00:00:00

abstract：:Mercury resistance of Clostridium cochlearium T-2P was found to be controlled by a different mechanism from those reported so far since no mercury-reducing activity was detected in this strain. The H2S generating ability as well as the demethylating activity in this bacterium was eliminated by the treatment of the cur...

journal_title：Archives of microbiology

authors： Pan-Hou HS,Imura N

更新日期：1981-03-01 00:00:00

abstract：:Essential oils (EOs) are products of plant origin and include mixtures of different chemical compounds. These volatile substances have many interesting properties, including antifungal properties. Fungi may develop under field conditions on crops such as wheat or corn and are able to synthesize mycotoxins, which adver...

journal_title：Archives of microbiology

authors： Perczak A,Gwiazdowska D,Marchwińska K,Juś K,Gwiazdowski R,Waśkiewicz A

更新日期：2019-10-01 00:00:00

abstract：:Bacteriochlorophyll (BChl) c in whole cells of Chlorobium tepidum grown at 46 degrees C changed into bacteriopheophytin (BPhe) c within 10 days after reaching full growth. When a small amount of C. tepidum cells in which BChl c had been completely pheophytinized were transferred to a new culture medium, normal growth ...

journal_title：Archives of microbiology

authors： Tokita S,Hirota M,Frigaard NU,Shimada K,Matsuura K

更新日期：1999-07-01 00:00:00

abstract：:Pseudomonas maltophilia CSV89, a bacterium isolated from soil in our laboratory, grows on 1-naphthoic acid as the sole source of carbon and energy. To elucidate the pathway for degradation of 1-naphthoic acid, the metabolites were isolated from spent medium, purified by TLC, and characterized by gas chromatography-mas...

journal_title：Archives of microbiology

authors： Phale PS,Mahajan MC,Vaidyanathan CS

更新日期：1995-01-01 00:00:00

abstract：:An organism from a goldfish aquarium, isolated on barbital medium, was found to be a Gram-positive coccus which divided in alternating planes, often appearing as a doublet or as a tetrad with adjacent sides flattened. It grew well, although slowly, on rich solid medium (LB agar) and in liquid brain-heart infusion at r...

journal_title：Archives of microbiology

authors： Poston JM

更新日期：1993-01-01 00:00:00

abstract：:The main property of an Amt- (ammonium transport negative) mutant of Klebsiella pneumoniae is its inability to accumulate NH4+ intracellularly. When growing on nitrogen sources other than NH4+, the mutant constantly looses NH3 by diffusion. This loss results in poor growth. The NH3 excretion suggests the existence of ...

journal_title：Archives of microbiology

authors： Castorph H,Kleiner D

更新日期：1984-10-01 00:00:00

abstract：:Oxalobacter formigenes (O. formigenes) is a nonpathogenic, Gram-negative, obligate anaerobic bacterium that commonly inhabits the human gut and degrades oxalate as its major energy and carbon source. Results from a case-controlled study suggested that lack of O. formigenes colonization is a risk factor for recurrent c...

journal_title：Archives of microbiology

authors： Ellis ML,Dowell AE,Li X,Knight J

更新日期：2016-12-01 00:00:00

abstract：:The alpha-glucosidase (alpha-D-glucoside glucohydrolase, EC 3.2.1.20) of Pseudomonas fluorescens W was partially purified by (NH4)2SO4 fractionation, Sephadex G-200 and DEAE-cellulose column chromatography. The enzyme showed great specificity for maltose hydrolysis, with very little action against polymeric forms. Suc...

journal_title：Archives of microbiology

authors： Guffanti AA,Corpe WA

更新日期：1976-04-01 00:00:00

abstract：:Pyrophosphate (PPi) content of Escherichia coli is increased manyfold when the growth of the cells is limited by inhibition of the synthesis of nucleotides. The accumulated PPi is immediately degraded when inhibition is released and growth allowed to resume. Other tested nutritional deficiencies (starvation of carbon ...

journal_title：Archives of microbiology

authors： Kukko E,Saarento H

更新日期：1983-11-01 00:00:00

abstract：:Methanobacterium thermoautotrophicum growing on H2 plus CO2 as sole carbon and energy source was found to contain acetate thiokinase (Acetyl CoA synthetase; EC 6.2.1.1); Acetate + ATP + CoA leads to Acetyl CoA + AMP + PPi. The apparent Km value for acetate was 40 microM. Acetate kinase (EC 2.7.2.1) and phosphotransace...

journal_title：Archives of microbiology

authors： Oberlies G,Fuchs G,Thauer RK

更新日期：1980-12-01 00:00:00

abstract：:P1B-type ATPases are involved in heavy metal transport across the plasma membrane. Some Mycobacterium tuberculosis P-type ATPases are induced during infection, suggesting that this type of transporter could play a critical role in mycobacterial survival. To date, the ion specificity of M. tuberculosis heavy metal-tran...

journal_title：Archives of microbiology

authors： López M,Quitian LV,Calderón MN,Soto CY

更新日期：2018-04-01 00:00:00

abstract：:Curcumin is a yellow-orange compound derived from the root of Curcuma longa (Zingiberaceae family), that has been used as a medicine, spice and coloring agent. Curcumin has proved nontoxic in a number of cell culture and whole animal studies. Curcumin has, however, been reported to have bactericidal effects at very hi...

journal_title：Archives of microbiology

authors： Dahl TA,McGowan WM,Shand MA,Srinivasan VS

更新日期：1989-01-01 00:00:00