THE DISTRIBUTION OF CDNA SEQUENCES ON FIELD BEAN CHROMOSOMES

被引:6
作者
HOUBEN, A [1 ]
BRANDES, A [1 ]
SCHUBERT, I [1 ]
机构
[1] INST PFLANZENGENET & KULTURPFLANZENFORSCH,D-06466 GATERSLEBEN,GERMANY
关键词
CDNA; FIELD BEAN; FLUORESCENT IN SITU HYBRIDIZATION;
D O I
10.1139/g94-152
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
Total polyadenylated RNA was isolated from different organs of the field bean by oligo-dT latex particles. Complementary DNA (cDNA) was reverse transcribed from the mRNAs and used as a probe for fluorescent in situ hybridization to metaphase chromosomes. Hybridization signals covered the whole chromosome complement except for late-replicating Giemsa-banded heterochromatin regions, which are composed mainly (or exclusively) of tandemly arranged repetitive sequences.
引用
收藏
页码:1065 / 1067
页数:3
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