However LT is a toxicoid with the same as CT,which is the main disadvantage of LT as immunoadjuvant.

但是LT和CT一样本身具有毒性,这是黏膜佐剂的主要缺。

The melamine is truly one kind can the pathogenesis chemistry supplement, but this was not equal to after all said it is one toxicoid.

三聚氰胺确实是一致病的化学添加物，但这毕竟不等于说它本身就是一有毒化学物质。