melanin是什么意思_音标_用法_例句

简单释义：

n. 黑（色）素

网络 黑色素；拉宁；黑素

完整释义：

n.

1.黑色素
2.黑素
3.【医学】黑(色)素

例句：

1. Sunlight is therefore a stimulus for melanocytes to produce melanin because they are trying to protect the body from UV rays.
   阳光能够刺激黑色素细胞产生黑素，这是因为黑素要在紫外线的辐射下保护我们的身体。

2. Psoralea corylifolia and Jugans regia l. could promote the proliferation and activity of these cells, and increase the melanin amount.
   补骨脂、核桃肉对黑素细胞增殖及酪氨酸酶活性有促进作用，对合成黑素含量有增加作用。

3. Melanin is a pigment that absorbs harmful ultra violet rays to help protect the skin, as well as turning skin darker.
   黑色素是一种色素，可以吸收有害的紫外射线，帮助保护皮肤，同时使皮肤变黑。

4. Different weeks of silk hair organization distribution of melanin commonly, most significantly influence tissue.
   不同周龄对丝毛乌骨鸡组织的黑色素分布影响，大部分组织影响均显著。

5. copper deficiency of yellow hair: the process of melanin in the hair made the lack of a major copper containing "tyrosinase. "
   缺铜性黄发：在头发作成黑色素进程中缺少一种主要的含有铜的“酪氨酸酶”。

6. As a general approach of depigmentation , typical tyrosinase inhibitors and their ability against melanin synthesis were introduced.
   作为防止色素沉着，介绍了典型的酪氨酸酶抑止剂和它们的抗黑色素合成的效能。

7. The increased production of melanin that occurs after melanocytes are exposed to sunlight results in a suntan- or the darkening of freckles.
   当我们暴露在阳光下，黑色素细胞会增加黑素的产生，这样一来的结果就是晒黑了，或者说是雀斑的斑点。

8. Colony colour and bacteria strains produce melanin content showed significant positive correlation.
   菌株菌落颜色与病菌产生黑色素量呈极显著正相关。