cDNA Cloning of Resveratrol Synthase by Over Hang Extension PCR Cloning of resveratrol synthase gene from Peanu Studies on the Resistance of Transgenic Arabidopsis Overexpressing PcRS to Colletotrichum higginsianum Agrobacterium-Mediated Transformation of Resveratrol Synthase Gene (PcPKS5) into Huping Jujube (Zizyphus jujuba) Clone of resveratrol synthase gene and transformation of Salvia miltiorrhiza