该机制与松果腺分泌的一种色素---褪黑素有关，虽然科学家还不确定其如何起作用。
This mechanism is associated with melatonin, a pigment secreted by the pineal gland, though scientists are not sure exactly how it operates.
维生素B6：调节油脂腺分泌及防止多种皮肤炎，同时可以减少暗黄色素的产生，但不能过量摄取。
Vitamin B6 : regulating the secretion of oil glands and prevent multiple skin inflammation can be reduced at the same time, dark yellow pigment production, but not excessive intake of.
目的获取普鲁兰糖产量高且色素分泌少的突变菌株，优化普鲁兰糖的发酵工艺。
Objective To obtain mutant strains of high production of pullulan and low secretion of pigment and optimize fermentation process of pullulan.
应用推荐