V2EX melanocyte

Melanocyte

释义 Definition

melanocyte 指“黑色素细胞”:一种主要存在于皮肤表皮基底层、毛囊、眼睛等部位的细胞,负责产生黑色素(melanin),从而影响肤色、发色,并帮助抵御紫外线造成的损伤。(该词在专业语境中也常与色素相关疾病、皮肤肿瘤如黑色素瘤一起出现。)

发音 Pronunciation (IPA)

/mlnsat/

例句 Examples

Melanocytes produce melanin in the skin.
黑色素细胞在皮肤中产生黑色素。

Although UV exposure can stimulate melanocytes to make more pigment, excessive sunlight may also damage DNA and increase the risk of melanoma.
虽然紫外线照射会刺激黑色素细胞生成更多色素,但过度日晒也可能损伤 DNA,并增加黑色素瘤的风险。

词源 Etymology

来自希腊语词根 **melan-**(“黑的、黑色”)+ -cyte(“细胞”)。字面意思就是“黑色(素)细胞”,用于描述能合成黑色素的细胞类型。

相关词 Related Words

文学与经典著作 Literary Works

  • Robbins and Cotran Pathologic Basis of Disease(《罗宾斯与科特兰病理学基础》)在皮肤与肿瘤章节中讨论黑色素细胞与黑色素瘤。
  • Fitzpatrick’s Dermatology(《菲茨帕特里克皮肤病学》)在皮肤色素与光生物学内容中频繁出现该词。
  • Gray’s Anatomy(《格雷氏解剖学》)在皮肤组织学相关段落中涉及黑色素细胞的分布与功能。
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