2012 ©
             EN, publication_detail
EN, publication_article
EN, publication_article_article_name Genetic diversity of tick (Acari: Ixodidae) populations and molecular detection of Anaplasma and Ehrlichia infesting beef cattle from upper-northeastern Thailand 
EN, publication_article_accepted_date 23 March 2023 
EN, publication_article_journal
     EN, publication_article_journal_name Infection, Genetics and Evolution 
     EN, publication_article_journal_standard SCOPUS 
     EN, publication_article_institute ELSEVIER 
     EN, publication_article_isbn 1567-1348 
     EN, publication_article_year 2023 
     EN, publication_article_issue 107 
     EN, publication_article_month January
     EN, publication_article_print_year 2023 
     EN, publication_article_page 105394 
     EN, publication_article_abstract enetic diversity, genetic structure and demographic history of the ticks infesting beef cattle in Thailand were examined based on mitochondrial cytochrome c oxidase I (cox1) sequences. Tick samples were collected in 12 provinces in upper-northeastern Thailand. Three species were found; Rhipicephalus microplus, R. sanguineus, and Haemaphysalis bispinosa. Of these, R. microplus was by far the most abundant species in beef cattle and was widely distributed throughout the area. No cox1 sequence variation was found in the R. sanguineus or H. bispinosa specimens collected. Low nucleotide diversity but high haplotype diversity was observed in R. microplus. All collected R. microplus specimens belonged to lineage A. Mismatch-distribution analysis, as well as Tajima’s D and Fu’s Fs tests, provided evidence of recent demographic expansion. A subsample of tick specimens was investi- gated for presence of Anaplasma and Ehrlichia using a fragment of the 16S rRNA gene. Three species of Anaplasma were detected from R. microplus; Anaplasma marginale (19.08%), Anaplasma platys (1.97%) and unidentified Anaplasma strain (0.66%). The infection rate of Ehrlichia was 7.24% (two ticks were infected with E. minasensis (1.97%) and eight with an unidentified Ehrlichia strain (5.26%). No infections were found in R. sanguineus or H. bispinosa. This is the first report of A. platys and E. minasensis in cattle ticks in Thailand, providing information for future epidemiological surveys and control strategies in this region. 
     EN, publication_article_keyword Genetic diversityPopulation historyR. microplusAnaplasmaEhrlichia 
EN, publication_article_writer
635030058-4 Miss KANCHANA THINNABUT [EN, publication_article_main_writer]
Agriculture Master's Degree

EN, publication_article_evaluation ไม่มีผู้ประเมินอิสระ 
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EN, publication_article_level นานาชาติ 
EN, publication_article_citation EN, publication_article_citation_false 
EN, publication_article_part_of_thesis EN, publication_article_part_of_thesis_true 
EN, publication_article_part_of_graduate EN, publication_article_part_of_graduate_false 
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