{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,27]],"date-time":"2026-09-27T00:00:23Z","timestamp":1790467223462,"version":"4.1.0"},"reference-count":20,"publisher":"Wiley","issue":"6","license":[{"start":{"date-parts":[[2019,3,24]],"date-time":"2019-03-24T00:00:00Z","timestamp":1553385600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/501100004223","name":"Universit\u00e9 de Perpignan Via Domitia","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100004223","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100012681","name":"College of Natural Resources and Sciences, Humboldt State University","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100012681","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001665","name":"Agence Nationale de la Recherche","doi-asserted-by":"publisher","award":["ANR\u201017\u2010CELL\u20100005\u201001"],"award-info":[{"award-number":["ANR\u201017\u2010CELL\u20100005\u201001"]}],"id":[{"id":"10.13039\/501100001665","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Tropical Med Int Health"],"published-print":{"date-parts":[[2019,6]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Objectives<\/jats:title><jats:p>To optimise host\u2010to\u2010host transmission, digenean trematodes (parasites) synchronise their cercarial emission patterns with the aquatic activities of their vertebrate hosts.<jats:italic>Schistosoma mansoni<\/jats:italic>has two different circadian chronotypes: a diurnal shedding pattern with a mean peak occurring at 11:00\u00a0h, and a nocturnal shedding pattern with a mean peak occurring at 20:00\u00a0h. We analysed the life\u2010history variations between these two chronotypes at the levels of the parasite and its hosts.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>For each chronotype, we quantified three life\u2010history traits related to the parasite (prepatent period, infection rate and cercarial production) and analysed the morphometry and the morphology of the parasite eggs; we also quantified three life\u2010history traits related to the snail intermediate host (shell diameter, fecundity and survival rate) and one life\u2010history trait related to the experimental definitive host (survival rate). A phylogeny based on the mitochondrial cytochrome\u2010oxidase gene was made on samples of both chronotypes.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Life\u2010history analysis revealed significant variations between the two chronotypes. Life\u2010history traits were optimal for both the parasite and the snail host for the diurnal chronotype compared to the nocturnal one. The new chronotype behaved like an allopatric population towards its snail host. Phylogenetic analysis supports the hypothesis of a lateral transfer of<jats:italic>S.\u00a0mansoni<\/jats:italic>from humans to<jats:italic>Rattus rattus<\/jats:italic>. These results were interpreted in terms of an ongoing sympatric speciation.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>The nocturnal chronotype of<jats:italic>S.\u00a0mansoni<\/jats:italic>showed non\u2010adapted life\u2010history traits in its relation with the snail intermediate host<jats:italic>Biomphalaria pfeifferi<\/jats:italic>. The emergence of this new phenotype is probably linked to divergent natural selection.<\/jats:p><\/jats:sec>","DOI":"10.1111\/tmi.13227","type":"journal-article","created":{"date-parts":[[2019,3,9]],"date-time":"2019-03-09T20:28:33Z","timestamp":1552163313000},"page":"692-700","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":10,"title":["Host\u2010parasite life\u2010histories of the diurnal<i>vs<\/i>. nocturnal chronotypes of<i>Schistosoma mansoni<\/i>: adaptive significance"],"prefix":"10.1111","volume":"24","author":[{"given":"Gabriel","family":"Mouahid","sequence":"first","affiliation":[{"name":"IHPE Laboratory, UMR5244, UM, CNRS, IFREMER University of Perpignan Via Domitia Perpignan France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Rodrigue","family":"Mintsa Nguema","sequence":"additional","affiliation":[{"name":"Institut de Recherche en \u00c9cologie Tropicale Libreville Libreville Gabon"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Khalid M.","family":"Al Mashikhi","sequence":"additional","affiliation":[{"name":"Directorate General of Health Services Salalah Sultanate of Oman"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Salem A.","family":"Al Yafae","sequence":"additional","affiliation":[{"name":"Directorate General of Health Services Salalah Sultanate of Oman"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mohamed A.","family":"Idris","sequence":"additional","affiliation":[{"name":"Department of Microbiology and Immunology College of Medicine and Health Sciences Sultan Qaboos University Muscat Sultanate of Oman"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"H\u00e9l\u00e8ne","family":"Mon\u00e9","sequence":"additional","affiliation":[{"name":"IHPE Laboratory, UMR5244, UM, CNRS, IFREMER University of Perpignan Via Domitia Perpignan France"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2019,3,24]]},"reference":[{"key":"e_1_2_6_2_1","volume-title":"Parasitism: Ecology and Evolution of Intimate Interactions","author":"Combes C","year":"2001"},{"key":"e_1_2_6_3_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-3156.2012.02988.x"},{"key":"e_1_2_6_4_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10709-013-9715-8"},{"key":"e_1_2_6_5_1","doi-asserted-by":"publisher","DOI":"10.1017\/S0031182002002792"},{"key":"e_1_2_6_6_1","doi-asserted-by":"publisher","DOI":"10.1093\/molbev\/msw054"},{"key":"e_1_2_6_7_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1574-6941.2006.00060.x"},{"key":"e_1_2_6_8_1","doi-asserted-by":"publisher","DOI":"10.1093\/oxfordjournals.molbev.a026334"},{"key":"e_1_2_6_9_1","doi-asserted-by":"publisher","DOI":"10.1093\/nar\/gkn180"},{"key":"e_1_2_6_10_1","doi-asserted-by":"publisher","DOI":"10.1186\/1471-2148-10-8"},{"key":"e_1_2_6_11_1","doi-asserted-by":"crossref","DOI":"10.1093\/oso\/9780195135848.001.0001","volume-title":"Molecular Evolution and Phylogenetics","author":"Nei M","year":"2000"},{"key":"e_1_2_6_12_1","first-page":"227","article-title":"Life\u2010history traits indicate local adaptation of the schistosome parasite, Schistosoma mansoni, to its snail host, Biomphalaria pfeifferi","volume":"112","author":"Ibikounl\u00e9 M","year":"2012","journal-title":"Parasitol Res"},{"key":"e_1_2_6_13_1","first-page":"201","article-title":"Snail intermediate host\/Schistosoma haematobium relationships from three transmission sites in Benin (West Africa)","volume":"132","author":"Ibikounl\u00e9 M","year":"2013","journal-title":"Exp Parasitol"},{"key":"e_1_2_6_14_1","doi-asserted-by":"publisher","DOI":"10.2307\/3281744"},{"key":"e_1_2_6_15_1","doi-asserted-by":"publisher","DOI":"10.1080\/00034983.1981.11720796"},{"key":"e_1_2_6_16_1","doi-asserted-by":"publisher","DOI":"10.1016\/0020-7519(87)90078-6"},{"key":"e_1_2_6_17_1","doi-asserted-by":"publisher","DOI":"10.1080\/00034983.1981.11687479"},{"key":"e_1_2_6_18_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-294X.2005.02709.x"},{"key":"e_1_2_6_19_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.0014-3820.2006.tb01143.x"},{"key":"e_1_2_6_20_1","doi-asserted-by":"publisher","DOI":"10.1017\/S0022149X00021969"},{"key":"e_1_2_6_21_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00436-015-4643-4"}],"container-title":["Tropical Medicine &amp; 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