ISOLATION OF NEW NONSENSE AND FRAMESHIFT MUTANTS IN THE IMMUNOGLOBULIN-MU HEAVY-CHAIN GENE OF HYBRIDOMA CELLS

被引:19
作者
CONNOR, A [1 ]
COLLINS, C [1 ]
JIANG, L [1 ]
MCMASTER, M [1 ]
SHULMAN, MJ [1 ]
机构
[1] UNIV TORONTO, DEPT MED GENET, TORONTO M5S 1A8, ONTARIO, CANADA
关键词
D O I
10.1007/BF01232744
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
In order to expand the experimental material available for genetic and biochemical analyses of the natural immunoglobulin genes, we have isolated a variety of mutant mouse hybridoma cell lines. Some of these mutants have partial or complete deletions of the mu gene. Other mutants have nonsense or frameshift mutations in the exons encoding the variable and the second and third constant region domains of the mu heavy chain. When combined with earlier mutant data, this collection of genotypically and phenotypically tight mutants of known sequence spans most of the 10 kb of the A gene, providing material for a variety of studies of genetic recombination and mRNA metabolism.
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页码:313 / 320
页数:8
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