By screening the work (Apis cerana cerana) heads cDNA library, using a fragment of the mrjp3 gene of Apis cerana as probe, 120 positive clones were obtained.

• 以东方蜜蜂(Apis cerana)mrjp3基因部分片断为探针筛选中华蜜蜂(Apis cerana cerana,简称中蜂)8日龄工蜂头部cDNA文库,得到120个阳性克隆。