Evidence map›Paper›PMID 26350750›Full record

ArticleParasites & vectors2015

Detecting genotyping errors at Schistosoma japonicum microsatellites with pedigree information.

Yu-Meng Gao, Da-Bing Lu, Huan Ding, Poppy H L Lamberton

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Article in Parasites & vectors, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

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4citing papers in PubMed
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4 citing papers in PubMed.

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5 · Who and what money

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4 authors.

Yu-Meng GaoDepartment of Epidemiology and Statistics, School of Public Health, Soochow University, Suzhou, 215123, China. 947993788@qq.com.
Da-Bing LuDepartment of Epidemiology and Statistics, School of Public Health, Soochow University, Suzhou, 215123, China. Ludabing@suda.edu.cn.
Huan DingDepartment of Epidemiology and Statistics, School of Public Health, Soochow University, Suzhou, 215123, China. 1175261856@qq.com.
Poppy H L LambertonDepartment of Infectious Disease Epidemiology, Imperial College London, London, W2 1PG, UK. poppy.lamberton@imperial.ac.uk.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSchistosomiasis japonica remains a major public health problem in China. Integrating molecular analyses, such as population genetic analyses, of the parasite into the on-going surveillance programs is helpful in exploring the factors causing the persistence and/or spread of Schistosoma japonicum. However, genotyping errors can seriously affect the results of such studies, unless accounted for in the analyses.

methodsWe assessed the genotyping errors (missing alleles or false alleles) of seven S. japonicum microsatellites, using a pedigree data approach for schistosome miracidia, which were stored on Whatman FTA cards.

resultsAmong 107 schistosome miracidia successfully genotyped, resulting in a total of 715 loci calls, a total of 31 genotyping errors were observed with 25.2% of the miracidia having at least one error. The error rate per locus differed among loci, which ranged from 0 to 9.8%, with the mean error rate 4.3% over loci. With the parentage analysis software Cervus, the assignment power with these seven markers was estimated to be 89.5% for one parent and 99.9% for a parent pair. One locus was inferred to have a high number of null alleles and a second with a high mistyping rate.

conclusionTo the authors' knowledge, this is the first time that S. japonicum pedigrees have been used in an assessment of genotyping errors of microsatellite markers. The observed locus-specific error rate will benefit downstream epidemiological or ecological analyses of S. japonicum with the markers.

Indexed as

GenotypeAnimalsDNA, HelminthFemaleGenetic MarkersMaleMicrosatellite RepeatsPedigreeSchistosoma japonicumDNA, HelminthGenetic Markers

Identifiers

PMID26350750
PMCPMC4563838

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