A new environmentally friendly photo-acid generator(PAG), 1-{4'-[4,6-bis(trichloromethyl)-1,3,5-triazin-2-yl][1,1'-biphenyl]-4-yl}-O-acetyloxime ethanon
The recombinant plasmid pBIBSa containing the HBsAg DNA fragment was transferred into Agrobacte-rium tumefaciens strain LBA4404 directly. Ginseng cells were tra