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1977年Waldum等报告患有胃乳头状腺癌的病人皮肤的颜色变黑。当切除肿瘤后,肤色也随之恢复。这是什么原因? 大家知道,脑垂体生成并释放的黑色素细胞刺激
In 1977, Waldum et al. reported that the color of the skin of patients with papillary adenocarcinoma became black. When the tumor is removed, the skin color also recovers. What are the reasons for this? Everyone knows that the melanocytes stimulate and release the pituitary gland.