Sphingomonas hankyongensis sp. nov. isolated from tap water.

abstract：:The signal orchestration between legumes and the rhizobia attribute to symbiotic nitrogen fixation through nodule formation. Root nodules serve as a nutrient-rich reservoir and harbor diverse microbial communities. However, the existence of non-rhizobial endophytes (NRE) and their role inside the root nodules are bein...

journal_title：Archives of microbiology

authors： Geetha Thanuja K,Annadurai B,Thankappan S,Uthandi S

更新日期：2020-12-01 00:00:00

abstract：:Methanotrophs are ubiquitous in the environment and play an important role in mitigating global warming due to methane. They are also potentially interesting for industrial applications such as production of bulk chemicals or bioremediation. The first step in the oxidation of methane is the conversion to methanol by m...

journal_title：Archives of microbiology

authors： Murrell JC,Gilbert B,McDonald IR

更新日期：2000-05-01 00:00:00

abstract：:CO2 is required continuously during germination of Streptomyces viridochromogenes spores. Spores incubated in a defined germination medium in the absence of CO2 remain phase bright and do not release spore carbon. In the presence of CO2, the spores initiate germination accompanied by loss of refractility and spore car...

journal_title：Archives of microbiology

authors： Grund AD,Ensign JC

更新日期：1978-09-01 00:00:00

abstract：:Hopane glycolipid, isolated from Bacillus acidocaldarius, was studied in its ability to support growth from Mycoplasma mycoides var. capri as substitute for sterols. All attempts to culture Mycoplasma on hopane glycolipid failed. When added together with cholesterol, the effect of HGL was a reduction in growth rate. T...

journal_title：Archives of microbiology

authors： Kannenberg E,Poralla K

更新日期：1982-12-01 00:00:00

abstract：:A Gram-reaction-negative, facultatively anaerobic bacterium, designated SAP-19T, was isolated from sap extracted from Acer pictum in Mt. Halla in Jeju, Republic of Korea and its taxonomic statue was investigated by a polyphasic approach including genome- and 16S rRNA gene-based phylogenetic analyses. Cells were motile...

journal_title：Archives of microbiology

authors： Lee SD,Jeon D,Kim IS,Choe H,Kim JS

更新日期：2020-11-01 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：:NAD kinase was purified 180-fold from Bacillus licheniformis to determine the role it plays in NADP turnover in this organism. The enzyme was found to have a pH optimum of 6.8 and an apparent Km for NAD of 2.7 mM. The ATP saturation curve was not hyperbolic; 5.5 mM ATP was required to reach half maximal activity. Both...

journal_title：Archives of microbiology

authors： Zerez CR,Moul DE,Andreoli AJ

更新日期：1986-05-01 00:00:00

abstract：:The haloalkaliphilic archaeon Natronobacterium vacuolatum forms cylinder-shaped gas vesicles throughout the growth cycle when grown in media containing 15-25% NaCl. Cells cultivated in media containing 13% NaCl are, however, gas-vesicle-free. The major gas vesicle structural protein, nv-GvpA, was detected by an antise...

journal_title：Archives of microbiology

authors： Mayr A,Pfeifer F

更新日期：1997-07-01 00:00:00

abstract：:An extremely thermophilic, sulfur-dependent archaeon, strain WT1, was isolated from a freshwater hot spring in the Lake Taupo area of North Island, New Zealand. The cells are flagellated, strictly anaerobic cocci that grow optimally at 85 degrees C and 5.4 g NaCl l(-1). The strain grows heterotrophically on complex pr...

journal_title：Archives of microbiology

authors： González JM,Sheckells D,Viebahn M,Krupatkina D,Borges KM,Robb FT

更新日期：1999-08-01 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：:TonB-dependent receptors in concert with the TonB-ExbB-ExbD protein complex are responsible for the uptake of iron and substances such as vitamin B12 in several bacterial species. In this study, Tn5 mutagenesis of the sugarcane endophytic bacterium Gluconacetobacter diazotrophicus led to the isolation of a mutant with...

journal_title：Archives of microbiology

authors： de Paula Soares C,Rodrigues EP,de Paula Ferreira J,Simões Araújo JL,Rouws LF,Baldani JI,Vidal MS

更新日期：2015-03-01 00:00:00

abstract：:Xanthomonas oryzae pv. oryzae causes bacterial leaf blight, one of the most widespread and destructive bacterial diseases in rice. This study identified and characterized the contribution of the twin-arginine translocation (Tat) pathway to motility, chemotaxis, extracellular polysaccharide (EPS) production and virulen...

journal_title：Archives of microbiology

authors： Chen L,Hu B,Qian G,Wang C,Yang W,Han Z,Liu F

更新日期：2009-02-01 00:00:00

abstract：:Endophytic bacteria have been reported to have symbiotic, mutualistic, commensalistic or trophobiotic relationships with various plant parts. As part of its adaptation, many endophytic organisms are known to exhibit properties with multiple beneficial effects to the plant system. Even though many bacterial genera have...

journal_title：Archives of microbiology

authors： Jayakumar A,Krishna A,Nair IC,Radhakrishnan EK

更新日期：2020-09-01 00:00:00

abstract：:The major cobamide-containing protein from methanol-utilizing Sporomusa ovata was 8-fold enriched to apparent homogeneity. The protein exhibited a molecular mass of 40 kDa and of 38 kDa determined by gel filtration and by SDS-polyacrylamide gel electrophoresis, respectively. This finding indicates a monomeric protein ...

journal_title：Archives of microbiology

authors： Stupperich E,Aulkemeyer P,Eckerskorn C

更新日期：1992-01-01 00:00:00

abstract：:Polyaromatic hydrocarbons (PAHs) are considered as hazardous organic priority pollutants. PAHs have immense public concern and critical environmental challenge around the globe due to their toxic, carcinogenic, and mutagenic properties, and their ubiquitous distribution, recalcitrance as well as persistence in environ...

journal_title：Archives of microbiology

authors： Sakshi,Haritash AK

更新日期：2020-10-01 00:00:00

abstract：:The divergently transcribed sulfur oxidation (sox) operon of a sulfur chemolithotrophs, Pseudaminobacter salicylatoxidans KCT001, comprising sox TRS-VW-XYZABCD, is regulated by a repressor (SoxR). SoxR binds to two disparate operators, sv (present in between soxS and soxV) and wx (present in between soxW and soxX). He...

journal_title：Archives of microbiology

authors： Mandal S,Das Gupta SK

更新日期：2012-09-01 00:00:00

abstract：:Coenzyme F420 is a 8-hydroxy-5-deazaflavin present in methanogenic bacteria. We have investigated whether the pyrimidine ring of the deazaflavin originates from guanine as in flavin biosynthesis, in which the pyrimidine ring of guanine is conserved. For this purpose the incorporation of [2-14C]guanine and of [8-14C]gu...

journal_title：Archives of microbiology

authors： Jaenchen R,Schönheit P,Thauer RK

更新日期：1984-04-01 00:00:00

abstract：:We previously reported that double disruption of protein phosphatase (PPase) genes PTP2 (phosphotyrosine-specific PPase) and MSG5 (phosphotyrosine and phosphothreonine/serine-PPase) causes Ca(2+) sensitive growth, whereas the single disruptions do not. This finding suggests that Ptp2p and Msg5p are involved in Ca(2+)-...

journal_title：Archives of microbiology

authors： Hermansyah,Sugiyama M,Kaneko Y,Harashima S

更新日期：2009-09-01 00:00:00

abstract：:A triazine dye, Cibacron blue 3G-A (CB), is an inhibitor of cell separation of staphylococcal spp. therefore, we examined the effect of CB on growth of gram-positive bacteria other than Staphylococcus. CB added to the medium of growing cultures of strains of genus Micrococcus, Streptococcus, Lactobacillus and Bacillus...

journal_title：Archives of microbiology

authors： Sugai M,Akiyama T,Komatsuzawa H,Miyake Y,Suginaka H

更新日期：1991-01-01 00:00:00

abstract：:The ADPglucose pyrophosphorylases from Rhodopseudomonas sphaeroides and Rhodopseudomonas gelatinosa are activated by fructose-6-phosphate, pyruvate and fructose-1,6 biophosphate-P2. The effects of the activators are to increase significantly the Vmax of ADPglucose synthesis and to lower the S0.5 values (concentration ...

journal_title：Archives of microbiology

authors： Preiss J,Greenberg E,Parsons TF,Downey J

更新日期：1980-05-01 00:00:00

abstract：:Although, there have been many published bacterial strains aerobically degrading the heterocyclic amine compounds, only one strain to date has been reported to degrade pyrrolidine under denitrifying conditions. In this study, denitrifying bacteria degrading pyrrolidine and piperidine were isolated from diverse geologi...

journal_title：Archives of microbiology

authors： Bae HS,Im WT,Suwa Y,Lee JM,Lee ST,Chang YK

更新日期：2009-04-01 00:00:00

abstract：:Lipase is an important commercial enzyme with unique and versatile biotechnological applications. This study was conducted to biosynthesize and characterizes alkaliphilic lipase by Exiguobacterium sp. strain AMBL-20T isolated from the glacial water samples of the northeastern (Gilgit-Baltistan) region of Pakistan. The...

journal_title：Archives of microbiology

authors： Yasin MT,Ali Y,Ahmad K,Ghani A,Amanat K,Basheir MM,Faheem M,Hussain S,Ahmad B,Hussain A,Bokhari SAI

更新日期：2020-12-15 00:00:00

abstract：:The subtype of phosphofructokinase activity, either ATP-, ADP- or pyrophosphate-dependent, present in members of three genera from the Spirochaetales was investigated. The individual species/strains examined included Spirochaeta alkalica, S. asiatica, S. halophila, S. isovalerica, S. litoralis, S. zuelzerae, S. thermo...

journal_title：Archives of microbiology

authors： Ronimus RS,Morgan HW,Ding YR

更新日期：1999-12-01 00:00:00

abstract：:Aflatoxins are highly toxic and carcinogenic fungal secondary metabolites. At least 18 enzyme activities are required for aflatoxin biosynthesis in the filamentous fungus Aspergillus parasiticus. One of these enzymes, versicolorin B synthase (VBS), catalyzes bisfuran ring closure in versiconal hemiacetal (a reaction n...

journal_title：Archives of microbiology

authors： Chiou CH,Lee LW,Owens SA,Whallon JH,Klomparens KL,Townsend CA,Linz JE

更新日期：2004-09-01 00:00:00

abstract：:A gram-negative bacterium was isolated from activated sewage sludge with thiophene-2-carboxylate as the sole source of carbon and with nitrate as an electron acceptor. The isolate, strain NKK, was a motile, oxidase- and catalase-positive, rod-like bacterium with a G+C content of 61.7 mol%. Besides nitrate, oxygen coul...

journal_title：Archives of microbiology

authors： Bambauer A,Rainey FA,Stackebrandt E,Winter J

更新日期：1998-04-01 00:00:00

abstract：:Thermotoga hypogea is an extremely thermophilic anaerobic bacterium capable of growing at 90 degrees C. It uses carbohydrates and peptides as carbon and energy sources to produce acetate, CO(2), H(2), L-alanine and ethanol as end products. Alcohol dehydrogenase activity was found to be present in the soluble fraction ...

journal_title：Archives of microbiology

authors： Ying X,Wang Y,Badiei HR,Karanassios V,Ma K

更新日期：2007-06-01 00:00:00

abstract：:Some unicellular N(2)-fixing cyanobacteria have recently been found to lack a functional photosystem II of photosynthesis. Such organisms, provisionally termed UCYN-A, of the oceanic picoplanktion are major contributors to the global marine N-input by N(2)-fixation. Since their photosystem II is inactive, they can per...

journal_title：Archives of microbiology

authors： Bothe H,Tripp HJ,Zehr JP

更新日期：2010-10-01 00:00:00

abstract：:The effect of intestinal molecules produced by the host on the virulence of Pseudomonas fluorescens is poorly documented. In the present work, we evaluated the secretion of human β-defensin-2 (hBD-2) by enterocytes after infection with P. fluorescens (a species previously suggested to be involved in inflammatory bowel...

journal_title：Archives of microbiology

authors： Madi A,Alnabhani Z,Leneveu C,Mijouin L,Feuilloley M,Connil N

更新日期：2013-03-01 00:00:00

abstract：:The chb operon of Escherichia coli is involved in the utilization of chitooligosaccharides. While acquisition of two classes of mutations leading to altered regulation of the chb operon is necessary to confer the ability to utilize the glucose disaccharide cellobiose to wild-type strains of E. coli, in the closely rel...

journal_title：Archives of microbiology

authors： Joseph AM,Sonowal R,Mahadevan S

更新日期：2017-03-01 00:00:00

abstract：:Comparative 16S rRNA gene sequence and genomic DNA reassociation analyses were used to assess the phylogenetic relationships of Methanobrevibacter fecal isolates. The 16S rRNA gene sequences of Methanobrevibacter smithii strain PS and the human fecal isolates B181 and ALI were essentially identical, and their genomic ...

journal_title：Archives of microbiology

authors： Lin C,Miller TL

更新日期：1998-05-01 00:00:00