How did a novel X-linked gene become essential for male determination?

• 作者: Scott William Roy
• 来源期刊: 细胞研究（英文版）
• 年，卷（期）: 2022,（1）
• 所属期刊栏目: RESEARCH HIGHLIGHTS
• 页码范围: 7-8
• 页数: 2页
• 语种: 英文

摘要

A new study reports a necessary role in male sex determina-tion for the X-linked gene SDX.Remarkably,scrutiny reveals that SDX evolved long after the male-determining gene SRY,raising the question of how a new gene could become essential for a crucial,ancient process.