搜索结果: 1-15 共查到“plasmid”相关记录26条 . 查询时间(0.039 秒)
Plasmid-Encoded Multidrug Resistance of Salmonella typhi and some Enteric Bacteria in and around Kolkata, India: A Preliminary Study
Salmonella typhi multidrug resistance conjugative R-plasmid
2015/7/31
The present study investigates the occurrence of R-plasmid in Salmonella typhi isolates from enteric fever cases in and around Kolkata (1991-2001), India following in vitro conjugation experiments, is...
Intermediately virulent Rhodococcus equi isolates from pigs in Slovenia: discovery of new plasmid types and assessment of genetic diversity by pulsed-field gel electrophoresis
genotyping molecular epidemiology restriction enzyme analysis
2015/4/2
The presence of large plasmids in 30 Rhodococcus equi strains isolated from pig lymph nodes with granulomatous changes was investigated. Plasmid DNAs were isolated and digested with the restriction en...
Characterization of plasmid-mediated quinolone resistance by the qnrS gene in Escherichia coli isolated from healthy chickens and pigs
Escherichia coli qnr gene blaCTX-M
2015/4/1
The prevalence of qnr and qepA genes in 660 Escherichia coli isolates was investigated in healthy animals from 30 pig farms and 30 chicken farms in Taiwan from January 2005 to February 2006 by the pol...
Multiple-Antibiotic Resistance and Plasmid Profiles of Salmonella enteritidis Isolated from Retail Chicken Meats
Multiple-Antibiotic Resistance Salmonella enteritidis Retail Chicken Meats
2010/11/8
A study was conducted to determine the prevalence, antibiotics resistant and plasmid patterns of Salmonella enteritidis on chicken meat samples. A total of 578 chicken meat samples were examined over ...
Multiple-Antibiotic Resistance and Plasmid Profiles of Salmonella enteritidis Isolated from Retail Chicken Meats
Multiple-Antibiotic Resistance Plasmid Profiles
2016/5/31
A study was conducted to determine the prevalence, antibiotics resistant and plasmid patterns of Salmonella enteritidis on chicken meat samples. A total of 578 chicken meat samples were examined over ...
Variation of Sym Plasmid and Symbiotic Effectiveness in Isolates of Rhizobium fredii
Rhizobium fredii sym plasmid symbiotic effectiveness variation
2009/9/22
The genetic diversity of symbiotic plasmids (pSyms)and symbiotic effectiveness was investi—
gated in 1 1 isolates from one field population of Rhizobium fredii that had previously been charac—
teriz...
olecular Characterization of a Lactococcal Plasmid Reducing the Growth Rate of Host Cells
Biotechnology Animal industry
2009/9/10
Lactococcus lactis subsp. lactis biovar. diacetylactis DRC1 carries more than 6 plasmids, including a 7.4 kb cryptic plasmid, which was designated as pDR1-1. The pDR1-1 plasmid was found to significan...
Immunization of Mice with Plasmid DNA Encoding Hepatitis B Virus Core Antigen (HBcAg)
Hepatitis B virus core antigen DNA immunization
2009/6/25
The aim of this study was to investigate the antibody response following immunization with plasmid vector DNA containing the hepatitis B virus core antigen (HBcAg) gene of a hepatitis B virus (HBV) is...
Carriage of Mobilizable Plasmid-Mediated b-Lactamase Gene in Ampicillin-Resistant Escherichia coli Strains with Origin of Normal Fecal Flora
Fecal flora ampicillin-resistant Escherichia coli mobilizable b-lactamase gene
2009/6/19
Aim: The aim of this study was to investigate the carriage of b-lactamase genes in ampicillin-resistant (Ampr) Escherichia coli (E. coli) isolates from human normal fecal flora. Methods: Ten Ampr E. c...
High Efficiency of Direct Plasmid Transfer between Two Streptomyces spp., and between Streptomyces spp. and E. coli
electroduction Streptomyces E. coli
2009/3/20
Electroduction is a method which allows direct transfer of plasmid DNA between donor and recipient under conditions of electroporation. The application of this technique allows significantly faster an...
The Influence of a Palindromic Insertion on Plasmid Integration in Yeast
palindrome recombination yeast
2009/3/20
Palindromic sequences act as potential initiators of mitotic and meiotic recombination in yeast. We investigated the influence of a 102 base pair (bp) palindromic insertion present on a non-replicativ...
Inactivation of the SGS1 and EXO1 Genes Synergistically Stimulates Plasmid Integration in Yeast
gene targeting SGS1 EXO1 RAD1
2009/3/16
Different procedures used for targeted genetic manipulations are based on homologous recombination between chromosomal and exogenous DNA. A double-strand break (DSB) present on the plasmid molecule st...
Protein Patterns and Plasmid Profiles of the Bacterial Strains Isolated from a Poultry Slaughterhouse in Ankara, Turkey
poultry bacteria SDS-PAGE plasmid
2009/3/16
A total of 65 identified isolates of coliform bacteria Salmonella, including Campylobacter and Staphylococcus isolated from different control points of a poultry slaughterhouse in Ankara, Turkey were ...
Protein Pattern and Plasmid Profile of Lactic Acid Bacteria Isolated from Dahi, A Traditional Fermented Milk Product of Pakistan
isolation identification lactic acid bacteria
2009/2/27
A total of 116 isolates were identified from randomly collected market dahi samples from Rawalpindi, Pakistan. Lactic acid bacteria dominated the microbial population of dahi and were identified accor...
细菌感受态细胞摄取和分泌DNA的相关性研究① I. 含有质粒的枯草芽孢杆菌自然感受态缺陷突变株的诱变和分离 Study of the Interrelations Between DNA Uptake and Secreting of Competent Bacterial Cells I. Mutagenesis and Isolation of Natural Competence-deficient Mutant from Containing Plasmid Bacillus subtilis
枯草芽孢杆菌 自然感受态缺陷突变株 诱变 筛选
2008/1/7
以携带pUB110质粒的枯草芽孢杆菌BR151菌株为出发菌株，利用亚硝基胍作诱变剂，直接在LB平板上进行诱变。从2949个菌落中筛选出一个转化频率低于出发菌株2～3个数量级的突变株，并对其营养缺陷型、UV的敏感性及Km抗性和质粒进行了检测，确证其转化能力降低为自然感受态缺陷而非营养缺陷型的改变或重组缺陷所致。