THE X-CHROMOSOME OF MARSUPIALS SHARES A HIGHLY CONSERVED REGION WITH EUTHERIANS

被引:31
作者
SPENCER, JA [1 ]
WATSON, JM [1 ]
GRAVES, JAM [1 ]
机构
[1] LA TROBE UNIV, DEPT GENET & HUMAN VARIAT, BUNDOORA, VIC 3083, AUSTRALIA
基金
澳大利亚研究理事会;
关键词
D O I
10.1016/0888-7543(91)90352-F
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
Ten genes, located on the long arm of the human X chromosome, were mapped in several marsupial species by somatic cell analysis and in situ hybridization. All were located on the X chromosome in each species. We conclude that the long arm of the human X chromosome represents a highly conserved region that formed part of the X chromosome in a therian ancestor 120-150 million years ago, before the mammalian infraclasses diverged. © 1991.
引用
收藏
页码:598 / 604
页数:7
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