Phenylalanine ammonia-lyase(PAL), the first enzyme of phenylpropanoid pathway, is always encoded by multigene families i......

采用柱层析方法从蓼科药用植物杠板归(Polygonum Perfoliatum)分离了21个化合物(1～21),通过MS与NMR数据鉴定这些化合物为α-tocophe......