melanin

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Introduction

Any of the dark brown polymers of indole 5,6-quinone &/or indole- 5,6-dihydroxycarboxylic acid that occur normally in:

It may be formed in vitro or in vivo by enzymatic oxidation of L-tyrosine or L-tryptophan.

L-tyrosine oxidation occurs via L-dopa & L-dopaquinone.

More general terms

References

  1. Stedman's Medical Dictionary 27th ed, Williams & Wilkins, Baltimore, 1999
  2. Medical Knowledge Self Assessment Program (MKSAP) 18, American College of Physicians, Philadelphia 2018
  3. Muller S. Melanin-associated pigmented lesions of the oral mucosa: presentation, differential diagnosis, and treatment. Dermatol Ther. 2010 May-Jun;23(3):220-9. Review. PMID: https://www.ncbi.nlm.nih.gov/pubmed/20597941

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