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This may be overcome using membrane feeding assays in the field where <jats:italic>P. vivax<\/jats:italic> is endemic. However, mosquito-feeding assays are affected by a number of human, parasite and mosquito factors. Here, this study identified the contributions of Duffy blood group status of <jats:italic>P. vivax<\/jats:italic>-infected patients as a risk of parasite transmission to mosquitoes.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Methods<\/jats:title>\n                <jats:p>A membrane feeding assay was conducted on a total of 44 conveniently recruited <jats:italic>P. vivax<\/jats:italic> infected patients in Adama city and its surroundings in East Shewa Zone, Oromia region, Ethiopia from October, 2019 to January, 2021. The assay was performed in Adama City administration. Mosquito infection rates were determined by midgut dissections at seven to 8\u00a0days post-infection. Duffy genotyping was defined for each of the 44 <jats:italic>P. vivax<\/jats:italic> infected patients.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Results<\/jats:title>\n                <jats:p>The infection rate of <jats:italic>Anopheles<\/jats:italic> mosquitoes was 32.6% (296\/907) with 77.3% proportion of infectious participants (34\/44). Infectiousness of participants to <jats:italic>Anopheles<\/jats:italic> mosquitoes appeared to be higher among individuals with homozygous Duffy positive blood group (TCT\/TCT) than heterozygous (TCT\/CCT), but the difference was not statistically significant. The mean oocyst density was significantly higher among mosquitoes fed on blood of participants with FY*B\/FY*B<jats:sup>ES<\/jats:sup> than other genotypes (P\u2009=\u20090.001).<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Conclusion<\/jats:title>\n                <jats:p>Duffy antigen polymorphisms appears to contribute to transmissibility difference of <jats:italic>P. vivax<\/jats:italic> gametocytes to <jats:italic>Anopheles<\/jats:italic> mosquitoes, but further studies are required.<\/jats:p>\n              <\/jats:sec>","DOI":"10.1186\/s12936-023-04570-x","type":"journal-article","created":{"date-parts":[[2023,4,25]],"date-time":"2023-04-25T18:03:08Z","timestamp":1682445788000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Differential transmissibility to Anopheles arabiensis of Plasmodium vivax gametocytes in patients with diverse Duffy blood group genotypes"],"prefix":"10.1186","volume":"22","author":[{"given":"Andargie","family":"Abate","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jifar","family":"Hassen","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Laurent","family":"Dembele","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Didier","family":"Menard","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lemu","family":"Golassa","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2023,4,25]]},"reference":[{"key":"4570_CR1","unstructured":"WHO. 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