Genomic variants libraries are conducive to obtain dominant strains with desirable phenotypic traits.The non-homologous ......

以改进的培养细胞ＤＮＡ抽提法有效地提取杜氏利曼原虫前鞭毛体基因组ＤＮＡ，用限制性核酸内切酶ＨａｅⅢ部分酶切，将所获的大小为１－４ｋｂ的片段与噬菌体λｇｔ１１载体......