Phase variations in Bifidobacterium animalis.

abstract：:Several di-, tri-, and oligopeptides were incubated individually in vitro with rumen fluid from two sheep receiving a mixed grass hay/concentrate diet and with washed cells of Prevotella (formerly Bacteroides) ruminicola M384 and P. ruminicola B(1)4. The rates of breakdown of most peptides were similar in the rumen fl...

journal_title：Current microbiology

authors： Wallace RJ,McKain N,Broderick GA

更新日期：1993-06-01 00:00:00

abstract：:Predation by Bdellovibrio-like organisms (BLOs) results in bacterial community succession in aquatic ecosystems. The effects of nutrient loading on the distribution and phylogeny of BLOs remain largely unknown. To this end, we present our findings on BLO diversity from four north-Indian lakes that are variable in thei...

journal_title：Current microbiology

authors： Chauhan A,Fortenberry GZ,Lewis DE,Williams HN

更新日期：2009-07-01 00:00:00

abstract：:A Saccharomyces cerevisiae mutant affected in the last step of the biotin biosynthesis pathway was isolated by using a transposon mutagenesis method. The gene BIO2, encoding a biotin synthase, is shown to be interrupted in this mutant. Heterologous complementation experiment allowed the cloning and the characterizatio...

journal_title：Current microbiology

authors： Phalip V,Lemoine Y,Jeltsch JM

更新日期：1999-12-01 00:00:00

abstract：:In laboratory cultures of ice nucleation-active (Ice+) Erwinia herbicola isolates, it has been difficult to achieve high-level expression of ice nuclei, especially nuclei active at temperatures warmer than -5 degrees C (i.e., type 1 ice nuclei). Here we demonstrate that starvation for phosphate and exposure to low tem...

journal_title：Current microbiology

authors： Fall AL,Fall R

更新日期：1998-06-01 00:00:00

abstract：:Interactions between Bacillus anthracis (B. anthracis) and host cells are of particular interest given the implications of anthrax as a biological weapon. Inhaled B. anthracis endospores encounter alveolar macrophages as the first line of defense in the innate immune response. Yet, the consequences of this interaction...

journal_title：Current microbiology

authors： Porasuphatana S,Cao GL,Tsai P,Tavakkoli F,Huwar T,Baillie L,Cross AS,Shapiro P,Rosen GM

更新日期：2010-12-01 00:00:00

abstract：:Erwinia amylovora causes fire blight of apple, pear, and other members of the Rosaceae family. The enzyme LuxS catalyzes the last step in the production of autoinducer-2 (AI-2), a molecule implicated with quorum sensing in many bacterial species. It is now well recognized that LuxS also plays a central role in sulfur ...

journal_title：Current microbiology

authors： Gao Y,Song J,Hu B,Zhang L,Liu Q,Liu F

更新日期：2009-01-01 00:00:00

abstract：:A modification is described of the plate method for the detection of microorganisms with overall cellulolytic activity, including those like Cytophaga, in which the activity is cell bound. Within a few days of incubation colonies of cellulose-degrading bacteria formed holes in discs of lens paper placed on freshly ino...

journal_title：Current microbiology

authors： Volokita M,Abeliovich A,Soares MI

更新日期：2000-02-01 00:00:00

abstract：:An isolate of Lactococcus lactis from fermented milk was found to produce a bacteriocin peptide. The isolate could grow in a medium with an initial pH of 11.0, in which it produced the bacteriocin extracellularly at the highest level. The level of the bacteriocin in the medium increased in parallel to the bacterial gr...

journal_title：Current microbiology

authors： Mitra S,Chakrabartty PK,Biswas SR

更新日期：2005-09-01 00:00:00

abstract：:The invertase of Lactobacillus reuteri CRL 1100 is a glycoprotein composed by a single subunit with a molecular weight of 58 kDa. The enzyme was stable below 45 degrees C over a wide pH range (4.5-7.0) with maximum activity at pH 6.0 and 37 degrees C. The invertase activity was significantly inhibited by bivalent meta...

journal_title：Current microbiology

authors： Cuezzo de Ginés S,Maldonado MC,Font de Valdez G

更新日期：2000-03-01 00:00:00

abstract：:Sheath rot disease of rice caused by Sarocladium oryzae (Sawada) (=Acrocylindrium oryzae, Sawada) has become an important production constraint in all rice-growing countries. Pathogenicity, phytotoxic metabolites, and random amplified polymorphic DNA (RAPD) markers were used to assess the level of genetic variability ...

journal_title：Current microbiology

authors： Ayyadurai N,Kirubakaran SI,Srisha S,Sakthivel N

更新日期：2005-06-01 00:00:00

abstract：:A Gram-negative, yellow pigmented bacterium designated strain CA5(T) that reduced selenite to elemental red selenium was isolated from soil. 16S rRNA gene sequence alignment identified the isolate as a novel Pseudomonas species with P. argentinensis, P. flavescens, and P. straminea as its closest relatives. Sequence a...

journal_title：Current microbiology

authors： Hunter WJ,Manter DK

更新日期：2011-02-01 00:00:00

abstract：:Pseudomonas putida E41 isolated from root interior of Sida hermaphrodita (grown on a field contaminated with heavy metals) showed high biosurfactant activity. In this paper, we describe data from mass spectrometry and genome analysis, to improve our understanding on the phenotypic properties of the strain. Supernatant...

journal_title：Current microbiology

authors： Bernat P,Nesme J,Paraszkiewicz K,Schloter M,Płaza G

更新日期：2019-11-01 00:00:00

abstract：:Stenotrophomonas maltophilia is an emerging opportunistic pathogen linked not only to bacteremia, sepsis, and pneumonia but also to severe chronic enteritis. Persons with the impaired immune system are prone to be infected by S. maltophilia since its pathogenicity seems to be more associated with the host immune syste...

journal_title：Current microbiology

authors： Okuno NT,Freire IR,Segundo RTRS,Silva CR,Marin VA

更新日期：2018-12-01 00:00:00

abstract：:The Helicobacter pylori extra gastric reservoir is probably the oral cavity. In order to evaluate the presence of this bacterium in patients with periodontitis and suspicious microbial cultures, saliva was collected from these and non-periodontitis subjects. PCRs targeting 16S rRNA gene and a 860 bp specific region we...

journal_title：Current microbiology

authors： Mesquita B,Gonçalves MJ,Pacheco P,Lopes J,Salazar F,Relvas M,Coelho C,Pacheco JJ,Velazco C

更新日期：2014-09-01 00:00:00

abstract：:Cosubstrates fermentation is such an effective strategy for increasing subject metabolic products that it could be available and studied in propionic acid production, using glycerol and glucose as carbon resources. The effects of glycerol, glucose, and their mixtures on the propionic acid production by Propionibacteri...

journal_title：Current microbiology

authors： Liu Y,Zhang YG,Zhang RB,Zhang F,Zhu J

更新日期：2011-01-01 00:00:00

abstract：:From an undisturbed natural forest soil in Ecuador, three fungal strains of the genus Aspergillus were isolated. Based on molecular and morphological features they are described as three new species, named A. quitensis, A. amazonicus, and A. ecuadorensis. ...

journal_title：Current microbiology

authors： Mares D,Andreotti E,Maldonado ME,Pedrini P,Colalongo C,Romagnoli C

更新日期：2008-09-01 00:00:00

abstract：:Marine subsurface sediments represent a novel archaeal biosphere with unknown physiology. To get to know the composition and ecological roles of the archaeal communities within the sediments of the Pearl River Estuary, Southern China, the diversity and vertical distribution of active archaea in a sediment core were ch...

journal_title：Current microbiology

authors： Chen J,Wang F,Jiang L,Yin X,Xiao X

更新日期：2013-07-01 00:00:00

abstract：:A lytic Pseudomonas aeruginosa phage vB_PaeP_LP14 belonging to the family Podoviridae was isolated from infected mink. The microbiological characterization revealed that LP14 was stable at 40 to 50 °C and stable over a broad range of pH (5 to 12). The latent period was 5 min, and the burst size was 785 pfu/infected ce...

journal_title：Current microbiology

authors： Shi X,Zhao F,Sun H,Yu X,Zhang C,Liu W,Pan Q,Ren H

更新日期：2020-09-01 00:00:00

abstract：:A bacterium that tested positive with antibodies specific for Escherichia coli O157 was isolated from beef during routine screening procedures. The bacterium was identified as E. fergusonii by biochemical testing and partial sequencing of 16S rRNA. The isolate was tested for the presence of genes encoding Shiga toxins...

journal_title：Current microbiology

authors： Fegan N,Barlow RS,Gobius KS

更新日期：2006-06-01 00:00:00

abstract：:Lactic and butyric acid production by bacterial flocs in a continuous culture obeyed different physiological constraints. The butyric acid rate of production was constant and independent of the growth rate [0.012 +/- 0.001 gBUT/(L.h)], whereas lactic fermentation occurred only beyond a critical growth rate (0.25 +/- 0...

journal_title：Current microbiology

authors： Thierie J,Penninckx MJ

更新日期：2004-03-01 00:00:00

abstract：:The aim of the present study was to determine some properties of antibiotic-resistant bacterial strains isolated from onsite wastewater technology in relation to biofilm formation, e.g., autoaggregation and motility. Additionally, biosurfactant production by the isolates was also evaluated. The ability of selected str...

journal_title：Current microbiology

authors： Jałowiecki Ł,Żur J,Chojniak J,Ejhed H,Płaza G

更新日期：2018-05-01 00:00:00

abstract：:Salmonella enterica in cattle production systems may be associated with important human and animal disease issues. However, tremendous diversity exists among Salmonella recovered, and more information is needed about strains of greatest potential health concern, particularly those that are multidrug resistant (MDR). B...

journal_title：Current microbiology

authors： Alam MJ,Renter D,Taylor E,Mina D,Moxley R,Smith D

更新日期：2009-04-01 00:00:00

abstract：:A Gram-negative, short-rod-shaped bacterial strain with gliding motility, designated as DG5A(T), was isolated from a rice field soil in South Korea. Phylogenic analysis using 16S rRNA gene sequence of the new isolate showed that strain DG5A(T) belong to the genus Spirosoma in the family Spirosomaceae, and the highest ...

journal_title：Current microbiology

authors： Lee JJ,Srinivasan S,Lim S,Joe M,Im S,Bae SI,Park KR,Han JH,Park SH,Joo BM,Park SJ,Kim MK

更新日期：2014-09-01 00:00:00

abstract：:One hundred and twenty-nine Vibrio anguillarum serogroup O2 strains were compared by slide agglutination and Western blotting for their lipopolysaccharide (LPS) structure. The strains showed six different LPS profiles, four different reaction patterns in Western blotting, and four different kinds of reaction in slide ...

journal_title：Current microbiology

authors： Tiainen T,Pedersen K,Larsen JL

更新日期：1997-01-01 00:00:00

abstract：:Butterfly stain, common in Chilean tepa (Laureliopsis philippiana [Looser] Schodde) trees, appears in cross-section of the stem as a series of partially overlapping orange-brown arcs that in early stages resembles a butterfly. Bacterial isolates from stained tepa wood samples cultured under aerobic and anaerobic condi...

journal_title：Current microbiology

authors： McLemore JB,Tainter FH,McElreath SD

更新日期：2000-02-01 00:00:00

abstract：:Unicellular green algae, like Chlorella, offer a potentially useful system for the expression of heterologous proteins. However, the development of Chlorella as a bioreactor has been delayed owing to the lack of a stable transformation technique. Here we report on the use of micro-projectile bombardment to introduce t...

journal_title：Current microbiology

authors： Dawson HN,Burlingame R,Cannons AC

更新日期：1997-12-01 00:00:00

abstract：:Microalgae are considered feedstock for biodiesel production due to their capability to accumulate triacylglycerols, which have a 99% conversion rate into biodiesel, under certain conditions. This study aims to evaluate thirty native microalgal strains as feedstock for biodiesel production based on their biomass and l...

journal_title：Current microbiology

authors： Andeden EE,Ozturk S,Aslim B

更新日期：2021-01-21 00:00:00

abstract：:Biofouling and microbiologically influenced corrosion are processes of material deterioration that originate from the attachment of microorganisms as quickly as the material is immersed in a nonsterile environment. Stainless steels, despite their wide use in different industries and as appliances and implant materials...

journal_title：Current microbiology

authors： Baena MI,Márquez MC,Matres V,Botella J,Ventosa A

更新日期：2006-12-01 00:00:00

abstract：:The thermophilic fungus Thermomyces lanuginosus, which is able to use dextran as primary carbon source for growth, excreted during the early phases of growth an enzyme activity capable of degrading dextran. The activity peaked at 22 h and decreased rapidly after the culture entered the stationary phase, probably cause...

journal_title：Current microbiology

authors： Jensen B,Olsen J

更新日期：1996-09-01 00:00:00

abstract：:Rhizobium sp. SIN-1, a nitrogen-fixing symbiont of Sesbania aculeata and other tropical legumes, carries two copies of nodD, both on a sym plasmid. We have isolated these two nodD genes by screening a genomic library of Rhizobium sp. SIN-1 with a nodD probe from Sinorhizobium meliloti. Nucleotide sequence and the dedu...

journal_title：Current microbiology

authors： Rana D,Krishnan HB

更新日期：2002-11-01 00:00:00