Construction and Identification of Bait Vector Containing BBTV nsp Gene in Yeast Two-hybrid System Construction and utilization of a yeast two-hybrid cDNA library from Arabidopsis thaliana infected by powdery mildew Studies on the Construction of S Domain of SRK and SCR Gene’s Yeast Expression Vectors and Their Interaction in Yeast Two-hybrid System Studies on the Construction of S Domain of SRK and SCR Gene’s Yeast Expression Vectors and Their Interaction in Yeast Two-hybrid System Construction of eSRK Chimeras and Interaction between eSRK Chimeras and SCRs from Brassica oleracea L.