Google Scholar. More than one sex-associated gene has been reported in many fish species Cnaani et al. Skip to main content. Expression and phylogeny of candidate genes for sex differentiation in a primitive fish species, the Siberian sturgeon, Acipenser baerii.
BMC Genomics 14 : No sex-associated karyotype heteromorphism have been detected in turbot, either after analyzing the mitotic or the fold longer and higher resolution meiotic chromosomes Bouza et al. A meta-analysis and an evaluation of future research directions.
Mapping and validation of the major sex-determining region in Nile Tilapia Oreochromis niloticus L. Cultured Aquatic Species Information Programme. In sex-reversed XY females induced by estrogen treatment, the dmy gene is expressed in the ovaries at a level similar to that in the testes, which means that the expression of this gene is not affected by the administration of exogenous estrogen [ 32 ].
Accepted : 07 March In sex determination and sex differentiation in fish in Canberra-Queanbeyan years, several genes involved in the sexual determination and differentiation pathways in vertebrates, particularly in mammals, have also been characterized in teleosts. J Exp Zool 6 — This suggests the sd Y cassette in animal is likely located on one of these two chromosomes, however the sequence data alone was not able to distinguish between Ssa03 and Ssa Kijas, J.
Abstract The present work reviews the latest information on the cellular, molecular and physiological aspects of sexual determination and differentiation in teleost fish. This is a preview of subscription content, log in to check access.
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The first event, sex determination — the establishment of gender — can be triggered by the action of a major sex determining master gene, several sex-associated loci, an environmental factor e. Tracing the emergence of a novel sex-determining gene in medaka, Oryzias luzonensis.
As in most teleosts, sea bass does not show sex chromosomes Devlin and Nagahama, Germ line control of female sex determination in zebrafish.