这种情况就是说黑色素细胞因遭到免疫系统攻击而变得虚弱，从而无法产生黑素。

There is an autoimmune condition called vitiligo in which melanocytes are attacked by the immune system and become too weak to produce melanin.

youdao

“我们中的许多人认为，包含了免疫系统攻击癌细胞的这一联合治疗方法，最终将被证明对控制癌症最有效，如恶性黑色素瘤”，他说。

"Many of us believe that a combined approach that includes an immune system attack on cancer cells will ultimately prove to be most useful in controlling cancers such as melanoma," he tells WebMD.

youdao

用于治疗造血系统疾病，可以增加红细胞、血色素、网织红细胞、白细胞及血小板的数量。

Used in the treatment of hematopoietic system disease, can increase the red blood cells, hemoglobin, nets weave red, white and platelets.

youdao