CYS has various meanings in the Common Medical category. Discover the full forms, definitions, and usage contexts of CYS in Common Medical.
Cystoscopy is endoscopy of the urinary bladder via the urethra. It is carried out with a cystoscope.
Common MedicalCysteine is an α-amino acid with the chemical formula HO2CCH(NH2)CH2SH. It is a semi-essential amino acid, which means that it can be biosynthesized in humans. It is encoded by the codons UGU and UGC. The thiol side chain in cysteine often participates in enzymatic reactions, serving as a nucleophile.
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