半胱氨酸(Cysteine,可簡寫為Cys或C)是20種天然氨基酸之一,是一種含硫(與甲硫氨酸一樣)的非必需氨基酸。動物體內可經由甲硫胺酸和絲氨酸合成。有缓解修复放射线对人体的损伤作用。在人体内还有范围广泛的解毒作用,是丙烯腈及芳香族酸中毒的治疗用药。
半胱氨酸有助於戒除酒癮,為腦部及肝臟作用時所需;對肝臟細胞的新生而言是必需品。
半胱氨酸根據研究,可提升腎上腺素,可能引起某些人失眠。
註釋
參看
- 半胱胺
外部連結
- [http://gmd.mpimp-golm.mpg.de/Spectrums/90eac3d9-ee59-4f02-a245-631bde944b66.aspx Cysteine MS Spectrum]
- [https://www.iksi.org International Kidney Stone Institute]
- [http://www.chemie.fu-berlin.de/chemistry/bio/aminoacid/cystein_en.html http://www.chemie.fu-berlin.de/chemistry/bio/aminoacid/cystein en.html]
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- [https://web.archive.org/web/20080503021235/http://www.kolumbus.fi/justal/klami/ 952-10-3056-9 Interaction of alcohol and smoking in the pathogenesis of upper digestive tract cancers - possible chemoprevention with cysteine]
- [https://web.archive.org/web/20130521211422/http://cystinuriaclearinghouse.com/index.html Cystine Kidney Stones]
- [https://www.kashrut.com/articles/L_cysteine Kosher View of L-Cysteine]
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