{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Jaquiery J"],"funding":["Swiss National Science Foundation","Agence Nationale de la Recherche"],"pagination":["507-520"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC5798017"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["10(2)"],"pubmed_abstract":["The faster evolution of X chromosomes has been documented in several species, and results from the increased efficiency of selection on recessive alleles in hemizygous males and/or from increased drift due to the smaller effective population size of X chromosomes. Aphids are excellent models for evaluating the importance of selection in faster-X evolution because their peculiar life cycle and unusual inheritance of sex chromosomes should generally lead to equivalent effective population sizes for X and autosomes. Because we lack a high-density genetic map for the pea aphid, whose complete genome has been sequenced, we first assigned its entire genome to the X or autosomes based on ratios of sequencing depth in males (X0) to females (XX). Then, we computed nonsynonymous to synonymous substi"],"journal":["Genome biology and evolution"],"pubmed_title":["Disentangling the Causes for Faster-X Evolution in Aphids."],"pmcid":["PMC5798017"],"funding_grant_id":["ANR-11-BSV7-005-01","ANR-11-BSV7-007","122658","ANR-09-GENM-017-001"],"pubmed_authors":["Lemaitre C","Rispe C","Brisson JA","Le Trionnaire G","Legeai F","Poulain J","Battail C","Purandare S","Jaquiery J","Gouin A","Nouhaud P","Bickel R","Peccoud J","Ouisse T","Prunier-Leterme N","Mieuzet L","Simon JC"],"additional_accession":[]},"is_claimable":false,"name":"Disentangling the Causes for Faster-X Evolution in Aphids.","description":"The faster evolution of X chromosomes has been documented in several species, and results from the increased efficiency of selection on recessive alleles in hemizygous males and/or from increased drift due to the smaller effective population size of X chromosomes. Aphids are excellent models for evaluating the importance of selection in faster-X evolution because their peculiar life cycle and unusual inheritance of sex chromosomes should generally lead to equivalent effective population sizes for X and autosomes. Because we lack a high-density genetic map for the pea aphid, whose complete genome has been sequenced, we first assigned its entire genome to the X or autosomes based on ratios of sequencing depth in males (X0) to females (XX). Then, we computed nonsynonymous to synonymous substi","dates":{"release":"2018-01-01T00:00:00Z","publication":"2018 Feb","modification":"2026-04-07T16:50:47.665Z","creation":"2019-03-26T23:01:09Z"},"accession":"S-EPMC5798017","cross_references":{"pubmed":["29360959"],"doi":["10.1093/gbe/evy015"]}}