{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,6]],"date-time":"2026-02-06T04:12:41Z","timestamp":1770351161001,"version":"3.49.0"},"reference-count":40,"publisher":"American Society for Microbiology","issue":"7","license":[{"start":{"date-parts":[[2014,7,1]],"date-time":"2014-07-01T00:00:00Z","timestamp":1404172800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.asm.org\/non-commercial-tdm-license"}],"content-domain":{"domain":["journals.asm.org"],"crossmark-restriction":true},"short-container-title":["Antimicrob Agents Chemother"],"published-print":{"date-parts":[[2014,7]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n          <jats:p>\n            Seasonal malaria chemoprevention (SMC), with regular use of amodiaquine plus sulfadoxine-pyrimethamine (AQ\/SP) during the transmission season, is now a standard malaria control measure in the Sahel subregion of Africa. Another strategy under study is SMC with dihydroartemisinin plus piperaquine (DP).\n            <jats:named-content xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" content-type=\"genus-species\" xlink:type=\"simple\">Plasmodium falciparum<\/jats:named-content>\n            single nucleotide polymorphisms (SNPs) in\n            <jats:named-content xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" content-type=\"genus-species\" xlink:type=\"simple\">P. falciparum<\/jats:named-content>\n            <jats:italic>crt<\/jats:italic>\n            (\n            <jats:italic>pfcrt<\/jats:italic>\n            ),\n            <jats:italic>pfmdr1<\/jats:italic>\n            ,\n            <jats:italic>pfdhfr<\/jats:italic>\n            , and\n            <jats:italic>pfdhps<\/jats:italic>\n            are associated with decreased response to aminoquinoline and antifolate antimalarials and are selected by use of these drugs. To characterize selection by SMC of key polymorphisms, we assessed 13 SNPs in\n            <jats:named-content xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" content-type=\"genus-species\" xlink:type=\"simple\">P. falciparum<\/jats:named-content>\n            isolated from children aged 3 to 59 months living in southwestern Burkina Faso and randomized to receive monthly DP or AQ\/SP for 3 months in 2009. We compared SNP prevalence before the onset of SMC and 1 month after the third treatment in\n            <jats:named-content xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" content-type=\"genus-species\" xlink:type=\"simple\">P. falciparum<\/jats:named-content>\n            PCR-positive samples from 120 randomly selected children from each treatment arm and an additional 120 randomly selected children from a control group that did not receive SMC. The prevalence of relevant mutations was increased after SMC with AQ\/SP. Significant selection was seen for\n            <jats:italic>pfcrt<\/jats:italic>\n            76T (68.5% to 83.0%,\n            <jats:italic>P<\/jats:italic>\n            = 0.04),\n            <jats:italic>pfdhfr<\/jats:italic>\n            59R (54.8% to 83.3%,\n            <jats:italic>P<\/jats:italic>\n            = 0.0002), and\n            <jats:italic>pfdhfr<\/jats:italic>\n            108N (55.0% to 87.2%,\n            <jats:italic>P<\/jats:italic>\n            = 0.0001), with trends toward selection of\n            <jats:italic>pfmdr1<\/jats:italic>\n            86Y,\n            <jats:italic>pfdhfr<\/jats:italic>\n            51I, and\n            <jats:italic>pfdhps<\/jats:italic>\n            437G. After SMC with DP, only borderline selection of wild-type\n            <jats:italic>pfmdr1<\/jats:italic>\n            D1246 (mutant; 7.7% to 0%,\n            <jats:italic>P<\/jats:italic>\n            = 0.05) was seen. In contrast to AQ\/SP, SMC with DP did not clearly select for known resistance-mediating polymorphisms. SMC with AQ\/SP, but not DP, may hasten the development of resistance to components of this regimen. (This study has been registered at ClinicalTrials.gov under registration no. NCT00941785.)\n          <\/jats:p>","DOI":"10.1128\/aac.02406-14","type":"journal-article","created":{"date-parts":[[2014,4,15]],"date-time":"2014-04-15T03:30:53Z","timestamp":1397532653000},"page":"3660-3665","update-policy":"https:\/\/doi.org\/10.1128\/asmj-crossmark-policy-page","source":"Crossref","is-referenced-by-count":47,"title":["Selection of Drug Resistance-Mediating Plasmodium falciparum Genetic Polymorphisms by Seasonal Malaria Chemoprevention in Burkina Faso"],"prefix":"10.1128","volume":"58","author":[{"given":"Anyir\u00e9kun Fabrice","family":"Som\u00e9","sequence":"first","affiliation":[{"name":"Institut de Recherche en Sciences de la Sant\u00e9, Bobo-Dioulasso, Burkina Faso"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Issaka","family":"Zongo","sequence":"additional","affiliation":[{"name":"Institut de Recherche en Sciences de la Sant\u00e9, Bobo-Dioulasso, Burkina Faso"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yves-Daniel","family":"Compaor\u00e9","sequence":"additional","affiliation":[{"name":"Institut de Recherche en Sciences de la Sant\u00e9, Bobo-Dioulasso, Burkina Faso"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Souleymane","family":"Sakand\u00e9","sequence":"additional","affiliation":[{"name":"Centre Muraz, Bobo-Dioulasso, Burkina Faso"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Fran\u00e7ois","family":"Nosten","sequence":"additional","affiliation":[{"name":"Shoklo Malaria Research Unit, Mahidol-Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Mae Sod, Thailand"},{"name":"Centre for Tropical Medicine, Nuffield Department of Medicine, University of Oxford, Oxford, United Kingdom"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jean-Bosco","family":"Ou\u00e9draogo","sequence":"additional","affiliation":[{"name":"Institut de Recherche en Sciences de la Sant\u00e9, Bobo-Dioulasso, Burkina Faso"},{"name":"Centre Muraz, Bobo-Dioulasso, Burkina Faso"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Philip J.","family":"Rosenthal","sequence":"additional","affiliation":[{"name":"Department of Medicine, University of California, San Francisco, California, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"235","reference":[{"key":"e_1_3_2_2_2","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(12)60034-8"},{"key":"e_1_3_2_3_2","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(09)61258-7"},{"key":"e_1_3_2_4_2","doi-asserted-by":"publisher","DOI":"10.1371\/journal.pone.0016976"},{"key":"e_1_3_2_5_2","doi-asserted-by":"publisher","DOI":"10.1371\/journal.pone.0011225"},{"key":"e_1_3_2_6_2","doi-asserted-by":"publisher","DOI":"10.1371\/journal.pone.0023390"},{"key":"e_1_3_2_7_2","doi-asserted-by":"publisher","DOI":"10.1371\/journal.pmed.1000408"},{"key":"e_1_3_2_8_2","volume-title":"WHO policy recommendation: seasonal malaria chemorevention (SMC) for plasmodium falciparum malaria control in highly seasonal transmission areas of the Sahel sub-region in Africa","author":"WHO","year":"2012","unstructured":"WHO. 2012. WHO policy recommendation: seasonal malaria chemorevention (SMC) for plasmodium falciparum malaria control in highly seasonal transmission areas of the Sahel sub-region in Africa. 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