在这些环境中表皮黑化到底有什么优势似乎模糊不清。
What advantage melanism brings in these circumstances is obscure.
结果：消白合剂醇提液对豚鼠表皮黑素形成具有促进作用。
Results the ethanol extracts obtained from Xiaobai Mixture can stimulate melanogenesis in the skin of guinea pigs.
由表皮黑素细胞产生的黑素增加了皮肤上的黑斑。应用冷敷并服用止痛药能舒解某些晒伤的疼痛。
Pigment cells in the skin increase melanin production (" tan "). Cold compresses and analgesics reduce pain.
壬二酸抑制人表皮黑素细胞和鼠黑素瘤B16细胞的酪氨酸酶活性，细胞黑素合成减少，而且具有浓度依赖性。
The melanin synthesis and tyrosinase activity of human epidermal cells and murine B16 melanoma cells were inhibited by Azelaic acid in a dose-dependent manner.
测定壬二酸对人表皮黑素细胞和鼠黑色素瘤B16细胞酪氨酸酶活性及黑素含量变化观察壬二酸的脱色素作用。
The influence of azelaic acid on melanin synthesis and tyrosinase activity of human melanocytes and murine B16 melanoma cells were studied.
目的建立体外培养的正常人表皮黑素细胞系，检测壬二酸对人表皮黑素细胞和鼠黑素瘤B16细胞黑素合成的影响。
Objective To establish human normal melanocytes cell line in vitro and observe the effects of Azelaic acid on the pigment production of the epidermal melanocytes and B16 cells.
外表皮肤是白，可骨子里却沥青般的黑。
面包的风味改善了，面包表皮的颜色也由于非酶褐变反应所生成的类黑精化合物而有所改善。
Bread aroma is enhanced, As is the crust color, by a build-up of melanoidin compounds from nonenzymatic Browning reactions.
对一背心加领样先天巨痣进行了临床、显微和超微结构观察。发现表皮中含黑素细胞及黑素颗粒增多。
The observations of clinic and micro-, ultrastructure of a giant congenital nevus that looked like a "vest with collar"were performed.
对一背心加领样先天巨痣进行了临床、显微和超微结构观察。发现表皮中含黑素细胞及黑素颗粒增多。
The observations of clinic and micro-, ultrastructure of a giant congenital nevus that looked like a "vest with collar"were performed.
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