The formation of pheomelanin by living cells.
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Modulation of melanogenic protein expression during the switch from euto pheomelanogenesis.
The switch between eumelanogenesis and pheomelanogenesis is also the main factor whose mechanism has drawn considerable attention and is clearly complex (Barsh et al.
In pheomelanogenesis, vesiculoglobular bodies are incorporated into stage I melanosomes, while at stage II melanosome pheomelanin is deposited in the vesiculoglobular bodies.