pyrrole-2,3-dicarboxylic acid
National Institutes of Health
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Alkaline hydrogen peroxide oxidation (AHPO) of eumelanin and pheomelanin, two major classes of melanin pigments, affords pyrrole…
In a previous study, we showed that the size of melanosomes isolated from Japanese female hairs enlarges with age, and this…
Eumelanin and pheomelanin are well known and common pigments found in nature. However, their complex polymer structure and high…
Eumelanin is a brown‐black pigment comprising 5,6‐dihydroxyindole (DHI) and its 2‐carboxy derivative (DHICA), but the detailed…
Three naturally occurring pyrrole acids were found in Sepia, human black hair, and bovine choroid and iris melanosomes using high…
Background/purpose: Clinical experience has shown that red haired, fair‐skinned people have an increased frequency of skin cancer…
The biosynthesis, structure and function of neuromelanin (NM), the dark brown melanin‐like pigment present in the substantia…
The mechanism of selective incorporation of 2-thiouracil (TU), a highly specific melanoma seeker, into growing melanins was…
Information on the composition of melanins is obtained by analysis both of 4-amino-3-hydroxyphenylalanine (AHP) after hydriodic…