C-BANDING WITH SPECIFIC FLUORESCENT DNA-LIGANDS - A NEW APPROACH TO CONSTITUTIVE HETEROCHROMATIN HETEROGENEITY

被引:32
作者
BELLA, JL
GOSALVEZ, J
机构
[1] School of Biological Sciences, University of East-Anglia, Norwich
关键词
D O I
10.3109/10520299109110549
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
The employment of certain DNA-specific fluorescent stains on unbanded and C-banded chromosomes of two species of grasshoppers shows remarkable differences among C-heterochromatic regions supposed to be similar in their base pair composition, according to their response to the standard fluorescence techniques. The possible interspersion of the opposite DNA base pairs in these regions as well as the role played by proteins in chromosome banding are discussed.
引用
收藏
页码:44 / 52
页数:9
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