Characterization of a plasmid involved with cointegrate formation and lactose metabolism in Lactococcus lactis subsp. lactis OZS1.

abstract：:The pathway construction and allosteric regulation of phenylalanine and tyrosine biosynthesis was examined in Neisseria gonorrhoeae. A single 3-deoxy-D-arabino-heptulosonate 7-phosphate (DAHP) synthase enzyme sensitive to feedback inhibition by L-phenylalanine was found. Chorismate mutase and prephenate dehydratase ap...

journal_title：Archives of microbiology

authors： Berry A,Jensen RA,Hendry AT

更新日期：1987-01-01 00:00:00

abstract：:Pseudomonas cepacia grew rapidly using a mixture of all three branched chain amino acids as carbon source, but failed to use individual branched chain amino acids as sole carbon source. Extracts of bacteria grown on branched chain amino acids had between 2- and 3-fold higher levels of alpha-ketoglutarate-dependent bra...

journal_title：Archives of microbiology

authors： Wong HC,Lessie TG

更新日期：1979-03-12 00:00:00

abstract：:Short-chain aliphatic epoxides and ketones are two classes of toxic organic compounds formed biogenically and anthropogenically. In spite of their toxicity, these compounds are utilized as primary carbon and energy sources or are generated as intermediate metabolites in the metabolism of other compounds (e.g., alkenes...

journal_title：Archives of microbiology

authors： Ensign SA,Small FJ,Allen JR,Sluis MK

更新日期：1998-03-01 00:00:00

abstract：:With primers designed for the conserved region of the gamma-butyrolactone autoregulator receptor proteins from Streptomyces species, PCR using the Streptomyces clavuligerus genome DNA as a template gave a clear band of 100 bp, the sequence of which revealed high similarity to the expected region of a receptor gene. By...

journal_title：Archives of microbiology

authors： Kim HS,Lee YJ,Lee CK,Choi SU,Yeo SH,Hwang YI,Yu TS,Kinoshita H,Nihira T

更新日期：2004-09-01 00:00:00

abstract：:CSM2, a cold-sensitive mutant of psychrophilic Pseudomonas syringae, grows like wild-type cells when cultured at 22 and 28 degrees C; but at 4 degrees C, the growth is retarded. In CSM2, AAT (coding for aspartate aminotransferase) is identified as the mutated gene. The expression of AAT in Pseudomonas syringae was tra...

journal_title：Archives of microbiology

authors： Sundareswaran VR,Singh AK,Dube S,Shivaji S

更新日期：2010-08-01 00:00:00

abstract：:A novel actinomycete, strain PA1-10T, isolated from the leaf of Phyllanthus amarus collected from Bangkok, Thailand, was characterized taxonomically using a polyphasic approach. This strain contained the characteristics consistent with those of members of the genus Nonomuraea. It formed short rugose spore chain on aer...

journal_title：Archives of microbiology

authors： Klykleung N,Yuki M,Kudo T,Ohkuma M,Phongsopitanun W,Pittayakhajonwut P,Tanasupawat S

更新日期：2020-01-01 00:00:00

abstract：:A combination of gene loss and acquisition through horizontal gene transfer (HGT) is thought to drive Streptococcus thermophilus adaptation to its niche, i.e. milk. In this study, we describe an in silico analysis combining a stochastic data mining method, analysis of homologous gene distribution and the identificatio...

journal_title：Archives of microbiology

authors： Eng C,Thibessard A,Danielsen M,Rasmussen TB,Mari JF,Leblond P

更新日期：2011-04-01 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 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：:Recently, it was proposed that some antibiotics stimulate the production of reactive oxygen species (ROS), which contribute to cell death. Later, other research groups have provided arguments against ROS-mediated killing of bacteria by antibiotics. At present, there remain a number of unanswered questions in understan...

journal_title：Archives of microbiology

authors： Smirnova G,Muzyka N,Lepekhina E,Oktyabrsky O

更新日期：2016-11-01 00:00:00

abstract：:A Gram-staining-negative, non-spore-forming, non-flagellated, rod-shaped, catalase- and oxidase-negative bacterium, designated as Gsoil 193(T), was isolated from the soil of ginseng field in Pocheon province, South Korea. 16S rRNA gene sequence analysis showed that strain Gsoil 193(T) belonged to family Xanthomonadace...

journal_title：Archives of microbiology

authors： Siddiqi MZ,Im WT

更新日期：2016-08-01 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：:Organic acid production including lactate and acetate is an economically attractive technology that has gained momentum worldwide over the past years. These series of action need to be performed by an esoteric and complex microbial community, in which different members have distinct roles in the establishment of a col...

journal_title：Archives of microbiology

authors： Ali N,Gong H,Giwa AS,Yuan Q,Wang K

更新日期：2019-11-01 00:00:00

abstract：:The induction by D,L-nicotine of the enantiozymes 6-hydroxy-L-nicotine oxidase and 6-hydroxy-D-nicotine oxidase in Arthrobacter oxidans was differently affected by the inhibitors of Escherichia coli gyrase, novobiocin and nalidixic acid. These compounds inhibited 6-hydroxy-L-nicotine oxidase induction slightly, but le...

journal_title：Archives of microbiology

authors： Brandsch R,Decker K

更新日期：1982-12-03 00:00:00

abstract：:Cell free extracts prepared from exponentially growing Escherichia coli and Bacillus cereus as well as from Bacillus cereus at the end of exponential growth were optimized for various factors required for amino acid incorporation when programmed with Bacillus ribonucleic acid. All three preparations synthesized glutam...

journal_title：Archives of microbiology

authors： Wright W 3rd,Aronson AI

更新日期：1981-04-01 00:00:00

abstract：:Sporothrix schenckii is the etiological agent of sporotrichosis, a mycosis of humans and other mammals. Little is known about the responses of this thermodimorphic pathogen to perturbations in the cell wall (CW) by different stress conditions. Here we describe the effect of Congo Red (CR) on the fungal growth, morphog...

journal_title：Archives of microbiology

authors： Sánchez-López JF,González-Ibarra J,Macías-Segoviano JI,Cuéllar-Cruz M,Álvarez-Vargas A,Cano-Canchola C,López-Romero E

更新日期：2019-01-01 00:00:00

abstract：:Beta-Lactamase (penicillinase) activity was found in a number of strains of blue-green algea. In some cases, this enzyme permitted algae to overcome the inhibitory effects of penicillin. Production and localization of beta-lactamase were studied in a unicellular species, Coccochloris elabens (strain 7003), and in a fi...

journal_title：Archives of microbiology

authors： Kushner DJ,Breuil C

更新日期：1977-03-01 00:00:00

abstract：:Acinetobacter calcoaceticus LMD 79.41 produced significant amounts of pyrrolo-quinoline quinone (PQQ) in its culture medium when grown on quinic acid or shikimic acid. Studies with LMD 79.41 and PQQ- -mutants of this strain demonstrated that this organism contains an NAD(P)-independent quinate dehydrogenase (QDH) (EC ...

journal_title：Archives of microbiology

authors： van Kleef MA,Duine JA

更新日期：1988-05-01 00:00:00

abstract：:YfkE, a protein from Bacillus subtilis, exhibits homology to the Ca(2+):Cation Antiporter (CaCA) Family. In a fluorescence-based assay of everted membrane vesicles prepared from Na(+)(Ca(2+))/H(+) antiporter-defective mutant Escherichia coli KNabc, YfkE exhibited robust Ca(2+)/H(+) antiport activity, with a K (m) for ...

journal_title：Archives of microbiology

authors： Fujisawa M,Wada Y,Tsuchiya T,Ito M

更新日期：2009-08-01 00:00:00

abstract：:The propensity of bacterium to sporulate or retain the vegetative form depends on the amount of phosphorylated Spo0A (Spo0A(-P)), regulated by Spo0E multigene family of phosphatases (Spo0E, YisI and YnzD). Phylogenetic analysis revealed that Spo0E multigene family of phosphatases (SMFP) descends in two distinct clades...

journal_title：Archives of microbiology

authors： Dubey GP,Narayan A,Mattoo AR,Singh GP,Kurupati RK,Zaman MS,Aggarwal A,Baweja RB,Basu-Modak S,Singh Y

更新日期：2009-03-01 00:00:00

abstract：:Virulence factors of H. pylori, such as outer inflammatory protein A (oipA), are closely involved in the development of gastric diseases such as chronic gastritis and gastric cancer. The functional status of oipA is regulated by a repair mechanism based on CT dinucleotide repeats that influence the reading frame, thus...

journal_title：Archives of microbiology

authors： Sallas ML,Dos Santos MP,Orcini WA,David ÉB,Peruquetti RL,Payão SLM,Rasmussen LT

更新日期：2019-01-01 00:00:00

abstract：:Rhizopus oryzae has long been used for enzyme production (e.g., glucoamylase and lipase), organic acid synthesis, and various fermented food applications. In this work, we describe a set of plasmid-based expression vectors that can be used for the production of heterologous proteins in R. oryzae. Three plasmid vectors...

journal_title：Archives of microbiology

authors： Mertens JA,Skory CD,Ibrahim AS

更新日期：2006-07-01 00:00:00

abstract：:BvgAS is a two-component system of Bordetella pertussis involved in the reciprocal regulation of the virulence genes and the flagellar biosynthesis. In this study, we found that expression of bvgAS in Escherichia coli also results in reduced motility. The repression was relieved by the addition of known chemical modul...

journal_title：Archives of microbiology

authors： Han YW,Uhl MA,Han SJ,Shi W

更新日期：1999-01-01 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 present study investigated the endophytic bacterial communities in the seeds of mature, natural common reed (Phragmites australis) and narrowleaf cattail (Typha angustifolia L.). Additionally, seed endophytic bacterial communities were compared with rhizospheric and root endophytic bacterial communities using Illu...

journal_title：Archives of microbiology

authors： Gao T,Shi XY

更新日期：2018-08-01 00:00:00

abstract：:Growth kinetics of a Vero cells adapted Bangladeshi strain of peste des petits ruminants virus was studied in Vero cells to determine maximum virus yield. One-step growth curve was formulated after determining virus in both supernatant (CFV) and cell lysate (CAV) at different time categories by microtitre plate titrat...

journal_title：Archives of microbiology

authors： Siddiqui MSI,Islam MR,Chowdhury EH

更新日期：2021-01-05 00:00:00

abstract：:A novel Gram-negative rod, endophytic bacterium, designated strain TMCC 8258T, was isolated from the root of Camellia sinensis collected from Puer, south-west China. Comparative 16S rRNA gene sequence analysis showed that the strain belongs to the family Sphingobacteriaceae and a neighbour-joining phylogenetic tree su...

journal_title：Archives of microbiology

authors： Tian L,Guan TW,Yang LL,Lu KY,Liu BB,ChunYu WX,Yin M,Li EY,Ji Y,Zhang XP,Tang SK

更新日期：2017-11-01 00:00:00

abstract：:The differential gene transcription of a deep-sea bacterium Shewanella piezotolerans WP3 in response to cold shock was analyzed by RNA arbitrarily primed PCR. Ninety primer sets were used to scan two different RNA pools derived from the culture of cold shock and its control (culture at its optimal grown temperature). ...

journal_title：Archives of microbiology

authors： Li S,Xiao X,Sun P,Wang F

更新日期：2008-06-01 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：: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