2个抗虫棉的外源Bt基因分子鉴定及其染色体定位
周向阳,赵亮,狄佳春,陈旭升

Molecular identification and chromosomal mapping of exogenous Bt gene in two insect-resistant cotton varieties
Xiang-Yang ZHOU,Liang ZHAO,Jia-Chun DI,Xu-Sheng CHEN
图3 美国Bt基因的PCR扩增
M: DNA marker; P1: 胜利1号; P2: 33B; F1为杂交一代, 1至33为F2代分离群体的部分单株。
Fig. 3 PCR amplification of Bt gene from USA
M: DNA marker; P1: V-1; P2 : 33B; F1 for hybrid generation, 1 to 33 for partial plants in F2 segregation population.