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WFRF:(Glémin Sylvain)
 

Sökning: WFRF:(Glémin Sylvain) > Asexual male produc...

LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00003367naa a2200349 4500
001oai:DiVA.org:uu-517245
003SwePub
008231205s2022 | |||||||||||000 ||eng|
024a https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-5172452 URI
024a https://doi.org/10.1093/evolut/qpac0082 DOI
040 a (SwePub)uu
041 a engb eng
042 9 SwePub
072 7a ref2 swepub-contenttype
072 7a art2 swepub-publicationtype
100a Boyer, Loreleïu CEFE, Univ Montpellier, CNRS, EPHE, IRD , Montpellier , France4 aut
2451 0a Asexual male production by ZW recombination inArtemia parthenogenetica
264 c 2022-12-08
264 1b Oxford University Press (OUP),c 2022
338 a print2 rdacarrier
520 a In some asexual species, parthenogenetic females occasionally produce males, which may strongly affect the evolution and maintenance of asexuality if they cross with related sexuals and transmit genes causing asexuality to their offspring (“contagious parthenogenesis”). How these males arise in the first place has remained enigmatic, especially in species with sex chromosomes. Here, we test the hypothesis that rare, asexually produced males of the crustacean Artemia parthenogenetica are produced by recombination between the Z and W sex chromosomes during non-clonal parthenogenesis, resulting in ZZ males through loss of heterozygosity at the sex determination locus. We used RAD-sequencing to compare asexual mothers with their male and female offspring. Markers on several sex-chromosome scaffolds indeed lost heterozygosity in all male but no female offspring, suggesting that they correspond to the sex-determining region. Other sex-chromosome scaffolds lost heterozygosity in only a part of the male offspring, consistent with recombination occurring at a variable location. Alternative hypotheses for the production of these males (such as partial or total hemizygosity of the Z) could be excluded. Rare males are thus produced because recombination is not entirely suppressed during parthenogenesis in A. parthenogenetica. This finding may contribute to explaining the maintenance of recombination in these asexuals.
650 7a NATURVETENSKAPx Biologix Evolutionsbiologi0 (SwePub)106152 hsv//swe
650 7a NATURAL SCIENCESx Biological Sciencesx Evolutionary Biology0 (SwePub)106152 hsv//eng
700a Jabbour-Zahab, Roulau CEFE, Univ Montpellier, CNRS, EPHE, IRD , Montpellier , France4 aut
700a Joncour, Paulineu CNRS, ECOBIO (Ecosystèmes, biodiversité, évolution), University of Rennes 1 , Rennes , France4 aut
700a Glémin, Sylvainu CNRS, ECOBIO (Ecosystèmes, biodiversité, évolution), University of Rennes 1 , Rennes , France4 aut
700a Haag, Christoph Ru CEFE, Univ Montpellier, CNRS, EPHE, IRD , Montpellier , France4 aut
700a Lenormand, Thomasu CEFE, Univ Montpellier, CNRS, EPHE, IRD , Montpellier , France4 aut
710a CEFE, Univ Montpellier, CNRS, EPHE, IRD , Montpellier , Franceb CNRS, ECOBIO (Ecosystèmes, biodiversité, évolution), University of Rennes 1 , Rennes , France4 org
773t Evolutiond : Oxford University Press (OUP)g 77:1, s. 1-12q 77:1<1-12x 0014-3820x 1558-5646
8564 8u https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-517245
8564 8u https://doi.org/10.1093/evolut/qpac008

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