Comparison of the killer toxin of several yeasts and the purification of a toxin of type K2.

abstract：:Pulicat Lake sediments are often severely polluted with the toxic heavy metal mercury. Several mercury-resistant strains of Bacillus species were isolated from the sediments and all the isolates exhibited broad spectrum resistance (resistance to both organic and inorganic mercuric compounds). Plasmid curing assay show...

journal_title：Archives of microbiology

authors： Kannan SK,Mahadevan S,Krishnamoorthy R

更新日期：2006-04-01 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：:This study compared rhizobacterial communities in pepper greenhouses under a paddy-upland (rice-pepper) rotational system (PURS) and a monoculture repeated cropping system (RCS) and examined adverse effects of high salinity on soil properties. The following soil properties were analyzed: electrical conductivity (EC), ...

journal_title：Archives of microbiology

authors： Hahm MS,Son JS,Kim BS,Ghim SY

更新日期：2017-03-01 00:00:00

abstract：:Synthetic biology, the design and synthesis of synthetic biological systems from DNA to whole cells, has provided us with the ultimate tools for space exploration and colonisation. Herein, we explore some of the most significant advances and future prospects in the field of synthetic biology, in the context of astrobi...

journal_title：Archives of microbiology

authors： Sleator RD,Smith N

更新日期：2019-08-01 00:00:00

abstract：:Acanthamoeba spp. consists of free-living amoebae, widespread in nature, which occasionally can cause human infections including granulomatous amoebic encephalitis and amoebic keratitis. Acanthamoeba pathogenesis is not entirely known and correlations between pathogenic potential and taxonomy are complex issues. In or...

journal_title：Archives of microbiology

authors： da Rocha-Azevedo B,Costa e Silva-Filho F

更新日期：2007-11-01 00:00:00

abstract：:In this study, on evaluating the physiological function and mechanism of putrescine, we found that putrescine supplementation (1 mM) increases transcription of the putrescine aminotransferase gene, ygjG. Putrescine-dependent expression was confirmed by measuring β-galactosidase activity and with reverse transcription-...

journal_title：Archives of microbiology

authors： Kim YS,Shin HC,Lee JH

更新日期：2014-09-01 00:00:00

abstract：:Only about one third of humans possess a microbiota capable of transforming the dietary isoflavone daidzein into equol. Little is known about the dietary and physiological factors determining this ecological feature. In this study, the in vitro metabolism of daidzein by faecal samples from four human individuals was i...

journal_title：Archives of microbiology

authors： Decroos K,Vanhemmens S,Cattoir S,Boon N,Verstraete W

更新日期：2005-01-01 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：:The ability of the imperfect soil fungus Paecilomyces lilacinus to transform the environmental pollutant dibenzofuran was investigated. Transformation of dibenzofuran and related derivatives lead to 14 products, which were identified by UV spectroscopy, mass spectrometry, and proton nuclear magnetic resonance spectros...

journal_title：Archives of microbiology

authors： Gesell M,Hammer E,Mikolasch A,Schauer F

更新日期：2004-09-01 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：:Two styrene monooxygenase types, StyA/StyB and StyA1/StyA2B, have been described each consisting of an epoxidase and a reductase. A gene fusion which led to the chimeric reductase StyA2B and the occurrence in different phyla are major differences. Identification of SMOA/SMOB-ADP1 of Acinetobacter baylyi ADP1 may enlig...

journal_title：Archives of microbiology

authors： Gröning JA,Kaschabek SR,Schlömann M,Tischler D

更新日期：2014-12-01 00:00:00

abstract：:The maleylacetate reductase of 3-chlorobenzoate-grown cells of Pseudomonas sp. strain B13 has been purified 50-fold. The enzyme converted 2-chloromaleylacetate to 3-oxoadipate with temporary occurrence of maleylacetate; 1 mol of chloride was eliminated during the conversion of 1 mol of 2-chloro- and 2,3-dichloromaleyl...

journal_title：Archives of microbiology

authors： Kaschabek SR,Reineke W

更新日期：1992-01-01 00:00:00

abstract：:The histidine protein kinase SppK is a peptide pheromone-activated kinase that regulates the production of the bacteriocin sakacin P in Lactobacillus sakei. SppK belongs to subfamily 10 of histidine protein kinases (HPKs), which regulate important processes in Gram-positive bacteria, including virulence, competence an...

journal_title：Archives of microbiology

authors： Mathiesen G,Axelsen GW,Axelsson L,Eijsink VG

更新日期：2006-01-01 00:00:00

abstract：:The presence of one periplasmic [NiFe] hydrogenase, one periplasmic [Fe] hydrogenase, and one cytoplasmic NADP-reducing hydrogenase has been previously established in Desulfovibrio fructosovorans. In the present work, marker-exchange mutagenesis was performed to determine the function of the tetrameric NADP-reducing h...

journal_title：Archives of microbiology

authors： Malki S,De Luca G,Fardeau ML,Rousset M,Belaich JP,Dermoun Z

更新日期：1997-01-01 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：: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：:ModE protein, a molybdate sensor/regulator, controls the transcription of genes coding for molybdate uptake (mod), molybdopterin synthesis (moa), molybdoenzymes nitrate reductase (nap) and dimethylsulfoxide reductase (dms), as well as fermentative dihydrogen production (fdhF and hyc) and respiratory nitrate reductase ...

journal_title：Archives of microbiology

authors： Tao H,Hasona A,Do PM,Ingram LO,Shanmugam KT

更新日期：2005-12-01 00:00:00

abstract：:The functional pmoA gene is frequently used to probe the diversity and phylogeny of methane-oxidizing bacteria (MOB) in various environments. Here, we compared the similarities between the pmoA gene and the corresponding 16S rRNA gene sequences of 77 described species covering gamma- and alphaproteobacterial methanotr...

journal_title：Archives of microbiology

authors： Wen X,Yang S,Liebner S

更新日期：2016-09-01 00:00:00

abstract：:The twin-arginine translocation (Tat) system serves to export fully folded proteins across the cytoplasmic membrane. In many bacteria, three major components, TatA, TatB and TatC, are the functionally essential constituents of the Tat system. A Myxococcus xanthus tatB-tatC deletion mutant could aggregate and form moun...

journal_title：Archives of microbiology

authors： Kimura Y,Saiga H,Hamanaka H,Matoba H

更新日期：2006-02-01 00:00:00

abstract：:Chlorobenzoates (CBA) arise as intermediates during the degradation of polychlorinated biphenyls (PCBs) and some chlorinated herbicides. Since PCBs were produced as complex mixtures, a range of mono-, di-, and possibly trichloro-substituted benzoates would be formed. Chlorobenzoate degradation has been proposed to be ...

journal_title：Archives of microbiology

authors： Stratford J,Wright MA,Reineke W,Mokross H,Havel J,Knowles CJ,Robinson GK

更新日期：1996-03-01 00:00:00

abstract：:A strain of Pseudomonas fluorescens was capable of co-metabolizing 3-chlorobenzoic acid with the production of a chlorinated catechol black pigment. A peroxidase and another enzymatic activity referred to as a polyphenol oxidase were found to be involved in the oxidation of 4-chlorocatechol to 4-chloro-1,2-benzoquinon...

journal_title：Archives of microbiology

authors： Fava F,Di Gioia D,Romagnoli C,Marchetti L,Mares D

更新日期：1993-01-01 00:00:00

abstract：:Elevation gradients, often regarded as "natural experiments or laboratories", can be used to study changes in the distribution of microbial diversity related to changes in environmental conditions that typically occur over small geographical scales. We exploited this feature by characterizing fungal composition and di...

journal_title：Archives of microbiology

authors： Khan S,Chen N,Zhang C,Wang L,Han C,Lu K,Li Y,Rafiq M,Iqbal A,Zhao C

更新日期：2020-10-01 00:00:00

abstract：:In the Tat protein export pathway of Gram-negative bacteria, TatA and TatB are homologous proteins that carry out distinct and essential functions in separate sub-complexes. In contrast, Gram-positive Tat systems usually lack TatB and the TatA protein is bifunctional. We have used a mutagenesis approach to delineate T...

journal_title：Archives of microbiology

authors： Barnett JP,Lawrence J,Mendel S,Robinson C

更新日期：2011-08-01 00:00:00

abstract：:The hmc operon of Desulfovibrio vulgaris subsp. vulgaris Hildenborough consists of six genes (hmcA to hmcF) that encode structural components of the high-molecular-mass cytochrome redox protein complex (the Hmc complex). Two genes (rrf1 and rrf2) encoding regulatory proteins are present downstream of hmcF. Expression ...

journal_title：Archives of microbiology

authors： Keon RG,Fu R,Voordouw G

更新日期：1997-06-01 00:00:00

abstract：:The thermotolerant methylotroph Bacillus sp. C1 possesses a novel NAD-dependent methanol dehydrogenase (MDH), with distinct structural and mechanistic properties. During growth on methanol and ethanol, MDH was responsible for the oxidation of both these substrates. MDH activity in cells grown on methanol or glucose wa...

journal_title：Archives of microbiology

authors： Arfman N,de Vries KJ,Moezelaar HR,Attwood MM,Robinson GK,van Geel M,Dijkhuizen L

更新日期：1992-01-01 00:00:00

abstract：:The utilization of carnitine and carnitine derivatives (O-acylcarnitines, carnitine carboxylderivatives) and structure-related trimethylammonium-compounds (betaines and nitrogen-bases) by Acinetobacter calcoaceticus was studied by means of the control of growth and the quantitative detection of metabolites. The strain...

journal_title：Archives of microbiology

authors： Kleber H-P,Seim H,Aurich H,Strack E

更新日期：1977-03-01 00:00:00

abstract：:During cultivation of a gastric fungus, Coniochaeta polymorpha, growth of Nocardia colonies on top of the fungal culture raised the question whether bacteria originated from inside of fungus. In this study, the likelihood of intracellular origin of bacteria as well as interaction of two microorganisms was assessed. Fl...

journal_title：Archives of microbiology

authors： Heydari S,Siavoshi F,Sarrafnejad A,Malekzadeh R

更新日期：2021-01-02 00:00:00

abstract：:Multi- and pan-antibiotic-resistant bacteria area major health challenge in hospital settings. Furthermore,when susceptible bacteria establish surface-attached biofilm populations, they become recalcitrant to antimicrobial therapy. Therefore, there is a need for novel antimicrobials that are effective against multi-dr...

journal_title：Archives of microbiology

authors： Shanks RM,Dashiff A,Alster JS,Kadouri DE

更新日期：2012-07-01 00:00:00

abstract：:In order to obtain strains of Saccharomycopsis lipolytica impaired in the active transport of L-lysine, mutants resistant to a mixture of L-canavanine, L-4-5-transdehydrolysine and L-S-amino ethylcysteine, taken either all three or two by two, were isolated. These compounds were shown previously to be competitive inhi...

journal_title：Archives of microbiology

authors： Beckerich JM,Lambert M,Heslot H

更新日期：1979-08-06 00:00:00

abstract：:RpoS, the alternative sigma factor sigma(s), is important for bacterial survival under extreme conditions. Many enterobacteria are opportunistic human pathogens and their ability to survive in a changing environment could be an essential step for their virulence. To determine the presence of this gene in enteric bacte...

journal_title：Archives of microbiology

authors： Martínez-García E,Tormo A,Navarro-Llorens JM

更新日期：2001-06-01 00:00:00