A non-functional copy of the salmonid sex determining gene (sdY) is responsible for the "apparent" XY females in Chinook salmon, Oncorhynchus tshawytscha.
Sylvain Bertho, Amaury Herpin, Elodie Jouanno, Ayaka Yano, Julien Bobe, Hugues Parrinello, Laurent Journot, René Guyomard, Thomas Dieter Müller, Penny Swanson, Garrett J. McKinney, Kevin S. Williamson, Mariah H. Meek, Manfred Schartl, Yann Guiguen
The study identifies a non-functional sdY gene variant in XY Chinook salmon females that disrupts testicular differentiation by impairing estrogen synthesis.
G3 Genes Genomes Genetics · Jan 3, 2022Peer-reviewedGenetics