Comparative FISH mapping of mouse and rat homologues of twenty-five human X-linked genes

被引:20
作者
Kuroiwa, A
Watanabe, T
Hishigaki, H
Takahashi, E
Namikawa, T
Matsuda, Y
机构
[1] Nagoya Univ, Sch Agr Sci, Lab Anim Genet, Chikusa Ku, Nagoya, Aichi 4648601, Japan
[2] Otsuka GEN Res Inst, Tokushima, Japan
来源
CYTOGENETICS AND CELL GENETICS | 1998年 / 81卷 / 3-4期
关键词
D O I
10.1159/000015032
中图分类号
Q2 [细胞生物学];
学科分类号
071009 ; 090102 ;
摘要
We constructed a comparative cytogenetic map of 25 functional genes in mouse and rat X chromosomes by direct R-banding fluorescence in situ hybridization. Nineteen and 22 out of the 25 genes, which have been mapped on the human X chromosome, were newly localized to mouse and rat X chromosomes, respectively. Twenty-two additional genes were integrated in the rat-mouse-human comparative map of the X chromosome in this study. Comparison of the gene order indicated the presence of four chromosome segments with conserved linkage homology between mouse and rat X chromosomes, suggesting that a minimum of four chromosomal inversion events occurred between mouse and rat X chromosomes during the evolution of the two species. Four chromosome segments with conserved linkage homology were found between human and rat X chromosomes.
引用
收藏
页码:208 / 212
页数:5
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