Validation of a msLTP Gene Related to Male Sterility by Antisense RNA Cloning of cDNA Encoding COMT from Chinese White Poplar (Populus tomentosa), Sequence Analysis and Specific Expression Expression of Tomato Antisense ACC Synthase Gene in Transgenic Tobacco and Its Role in Shoot Formation Analysis of Transgenic Tomatoes with Expression of Antisense Polygalacturonase Gene Cloning of cDNA Encoding CCoAOMT from Populus tomentosa and Down-regulation of Lignin Content in Transgenic Plant Expressing Antisense Gene (in English) Cloning of ACC Oxidase cDNA and Its Inhibition of Ethylene Synthesis by Its Antisense RNA in Transgenic Populus deltoides CLONING OF ACC SYNTHASE cDNA AND ITS INHIBITION OF ETHYLENE SYNTHESIS BY ITS ANTISENSE RNA IN TRANSGENIC POPULUS DELTOIDES Development of Adjustable Male Sterile Plant in Chinese Flowering Cabbageby Antisense DAD1 Fragment Transformation Development of Adjustable Male Sterile Plant in Chinese Flowering Cabbageby Antisense DAD1 Fragment Transformation