The COS cells were transinfected by pC-IL-2 using DEAE-Dextran method for transient expression of IL-2 gene.

Construction of shRNA expression vector pWH1 and its function in silencing the HIF1 gene;

Construction and identification of siRNA expression vector targeting for Rab9 GTPase;

Construction of Saccharopolyspora erythraeaexpression vector pZW;

Construction and Functional Analysis of Short Interfering RNA Expression Vectors of Targeting Gene Apolipoprotein M;

Construction and application of an expression vectors with combined T7 and PR promoters for flexible induced expression of cloned DNA in E.coli;

This is clearly due to the fact that all the signals contained in lactoprotein genes have not yet been identified,and the mammary-gland expression vectors are not constructed in an appropriate manner.

Plant expressing vector construction of MAPK gene in Dunaliella salina and transformation to tobacco;

The construction of E3region expressing vector of CAV-2;

The identifications of PCR, enzymical degestion and sequencing were carried out, and the expressing vector of pG-Lfn was successfully constructed.