The aflatoxin B1 is one of the most toxic mycotoxin in the natural world. The international organizations take it as 10, 000 times as basic toxin unit comparing to other materials. 黄曲霉毒素B1(aflatoxinB1,AFB1)是黄曲霉毒素中毒性最强的一种毒素,国际上以黄曲霉毒素的毒性作为10000的基准,来比较其它物质的毒性。
Gene cloning and high expression of clostridium difficile toxin A C-terminal repeated unit 艰难梭菌毒素A羧基端基因的克隆与表达