Chromosomal location of the sex-related gene AMH (arrowheads) in male T. osimensis. Chromosomes are double-stained with different fluorescent substances (red and blue) for the precise gene mapping. Credit: Otake T. and Kuroiwa A. Molecular mechanism of male differentiation is conserved in the SRY-absent mammal. Tokudaia osimensis. September 9, 2016, Scientific Reports
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