Experientia

, Volume 36, Issue 7, pp 822–823 | Cite as

Co-polymerization of dopa and cysteinyldopa in melanogenesis in vitro

  • S. Ito
  • E. Novellino
  • F. Chioccara
  • G. Misuraca
  • G. Prota
Article

Summary

Tyrosinase oxidation of dopa in the presence of varying amounts of 5-S-cysteinyldopa led to the production of pigments whose chemical and physical (colour and solubility) properties are intermediate between those of pure eumelanin-and phaeomelanin-type pigments.

Keywords

Oxidation Colour Dopa Cysteinyldopa 

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Copyright information

© Birkhäuser Verlag 1980

Authors and Affiliations

  • S. Ito
    • 1
    • 2
    • 3
  • E. Novellino
    • 1
    • 2
    • 3
  • F. Chioccara
    • 1
    • 2
    • 3
  • G. Misuraca
    • 1
    • 2
    • 3
  • G. Prota
    • 1
    • 2
    • 3
  1. 1.Institute for Comprehensive Medical Science, School of MedicineFujita-Gakuen UniversityToyoake, Aichi(Japan)
  2. 2.Istituto di BiorganicaFacoltà di FarmaciaNapoli
  3. 3.Istituto di Chimica Organica e Biologica dell'UniversitàNapoli(Italy)

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