一段1.6kb的基因组片段通过同源重组被替换成含氨苄青霉素选择标记的载体。通过在杂合突变小鼠各组织中进行 Western blot 分析,未检测到正常蛋白。(来源:J:84504)
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A 1.6 kb genomic fragment was replaced with a neomycin selection cassette inserted via homologous recombination. Normal protein was undetected by Western blot analysis of various organs obtained from homozygous mutant mice. (J:84504)