常見例句The recombinants with the cDNA insert fragment were released from the positive clones and were digested with EcoR I , The cDNA fragment were 2.1kb and 1.5kb in lycB and IPI positive clones respectively. 釋放質(zhì)粒后，進行酶切鑒定，LycB陽性克隆cDNA插入片段的大小為2.;1kb左右，IPI陽性克降cDNA插入片段的大小約為1LycB gene LycB基因 返回 LYCb