The 2003 study found that large numbers of Asian men from the regions that once made up the Mongol empire shared a single Y chromosome, and that this originated in a man who lived in the early 13th century.

• 2003年一项研究显示，在属于曾经蒙古帝国领域的很多地区的很多亚洲男性都有相同的Y染色体，而且都可以追溯到13世纪早期的成吉思汗身上。