Multilocus sequence typing thesis

multilocus sequence typing thesis Development and implementation of multilocus sequence typing to study the diversity of the yeast kluyveromyces marxianus in italian cheeses.

The second chapter describes the development and evaluation of a multilocus sequence typing assay (mlst) for mycoplasma iowae this assay is based on the amplification sequencing, and sequence analysis of six gene segments (total of 5019bp) (dppc, ulaa, vals, rpoc, leus, kdpa) from tested samples. This two-part study used multilocus sequence typing (mlst) analysis to evaluate genotypes previously identified as unique using rep-pcr in part one, an isolate was selected from each of the 22 s mutans rep-pcr genotype groups representing 8000 clinical isolates. Multilocus sequence typing (mlst) is a robust, reproducible, and established technique to identify and characterize the strain diversity of human and animal bacterial pathogens (21, 22), including those affecting fish (23 - 27) mlst is based on the sequencing of, typically, 7 housekeeping gene loci, whereby an isolate is characterized by the.

A multilocus sequence typing (mlst) scheme for m pneumoniae was developed based on the sequences of eight housekeeping genes (ppa, pgm, gyrb, gmk, glya, atpa, arcc, and adk) and applied to 55 m pneumoniae clinical isolates and the two type strains m129 and fh. The phylogenetic and epidemic relationships of 104 clinical isolates of clostridium difficile from three hospitals of different geographical and population sources in china were investigated by multilocus sequence typing twenty-two sequence types (sts) were identified, four of which, st117, st118, st119 and st129, were novel. A modified multilocus sequence typing (mlst) typing tool most is an effective method, based on short read sequence data derived from whole genome sequencing (wgs), to describe bacterial populations. Original paper multilocus sequence typing of canine giardia duodenalis from south eastern european countries m f sommer & r beck & m ionita & j stefanovska & a vasić & n zdravković .

Most heterogeneous genes (adhp, atr and glna) of multilocus sequence typing (m lst) on gbs isolates identified in young-infants with invasive disease (n= 283) and those associated with maternal (n= 525) and newborn colonization at birth (n= 369. Then, the cnm-positive strains were classified using a multilocus sequence typing (mlst) scheme, which we constructed previously in addition, the data were analysed together with our previous mlst data of cnm-positive strains from japan and finland in order to evaluate the clonal relationship among s mutans strains harbouring the cnm gene. Multilocus sequence typing of neisseria meningitidis and streptococcus pneumoniae from non-culture clinical specimens. Multilocus sequence typing, thai brucella spp vol o oember 1271 may progress to a more chronic form lead to severe debilitation (nicola et al, 2008) in domestic animals, the disease.

Sequence typing (mlst) scheme for subtyping the most prevalent serovars of salmonella, the virulence genes fimh and ssel and clustered regularly interspaced short palindromic repeat (crispr) regions were sequenced from 171 clinical isolates from serovars typhimurium. Abstract comparative typing analysis of 25 lactobacillus delbrueckii subsp bulgaricus strains, isolated from traditional yoghurts in turkey, was performed by rapd-pcr (randomly amplified polymorphic dna-pcr) and mlst (multilocus sequence typing. Electrophoresis, multilocus sequence typing, and staphylococcal protein a sequencing: establishing a strain typing database (2006)graduate theses and dissertations. Multilocus sequence typing of total-genome-sequenced bacteria mette v larsen,a salvatore cosentino,a simon rasmussen,a carsten friis,b henrik hasman,b rasmus lykke marvig,c lars jelsbak,c.

Multilocus sequence typing (mlst) but data generated by ngs platforms necessitate quality con- trol, genome assembly and sequence similarity searching before an isolate's st can be deter. Abstract multilocus sequence typing (mlst) has been applied to 266 campylobacter jejuni isolates, mainly from veterinary sources, including cattle, sheep, poultry, pigs, pets, and the environment, as well as isolates from human cases of campylobacteriosis. Multilocus sequence typing (mlst) is a technique whereby a number of housekeeping genes (loci) are sequenced, usually in part in a typical mlst approach, recombination is expected to occur with a much higher frequency than point mutations. Multilocus sequence typing has better discriminatory ability for typing vibrio cholerae than does pulsed-field gel electrophoresis and provides a measure of phylogenetic relatedness j clin. Multilocus sequence typing (mlst) is a molecular typing method used to characterize strains in terms of their pathogenicity and can be applied to borreliella iso.

Multilocus sequence typing thesis

multilocus sequence typing thesis Development and implementation of multilocus sequence typing to study the diversity of the yeast kluyveromyces marxianus in italian cheeses.

In this thesis, rapid protocols based on multilocus sequence typing techniques as well as general procedures for sequence production and typing analysis. Multilocus sequence typing (mlst) is a method that detects dna sequence polymorphisms in a variable number of metabolic or housekeeping genes the selected gene loci must be identified and validated with each bacterial species. Ornithobacterium rhinotracheale (ort) is an economically important bacterial pathogen of turkeys and chickens worldwide since its first detection, a variety of typing methods have been used to gain basic knowledge about the bacterial population structure, an issue that still needs to be addressed. Sequence-based scheme such as multilocus sequence typing would provide a less ambiguous and more rapid, cost-effective, and portable method previous publications.

  • In this study 348 swedish c jejuni isolates from the year 2000 from humans (n = 164) and broilers (n = 184) were characterized with multilocus sequence typing (mlst) with the aim of comparing the population structures and diversity of c jejuni between isolates from the two hosts.
  • In the present work, we present an optimized multilocus sequence typing (mlst) scheme, based on the combined analysis of two recently proposed mlst approaches here, thirteen concatenated gene fragments were applied to a panel of t cruzi reference strains encompassing all known genetic lineages.

Fungal multilocus sequence typing — it's not just for bacteria john w taylor and matthew c fishery multilocus sequence typing uses nucleotide sequence from. Multilocus sequence typing (mlst), were compared to determine the best method for pandemic strain determination mlst was the best method because it was the most. Evolution of mrsa was also conducted by multilocus sequence typing six representatives of type-iii scc mec harboring mrsa used in mlst were identified as st239-mrsa-iii and. A multilocus sequence typing (mlst) scheme was developed using a highly diverse selection of 70 strains of various ecological origins from seven countries on all continents including strains of the 10 previously defined genogroups.

multilocus sequence typing thesis Development and implementation of multilocus sequence typing to study the diversity of the yeast kluyveromyces marxianus in italian cheeses. multilocus sequence typing thesis Development and implementation of multilocus sequence typing to study the diversity of the yeast kluyveromyces marxianus in italian cheeses. multilocus sequence typing thesis Development and implementation of multilocus sequence typing to study the diversity of the yeast kluyveromyces marxianus in italian cheeses.
Multilocus sequence typing thesis
Rated 4/5 based on 19 review