… in serum concentrations of 5-S-cysteinyldopa following PUV A (… the system as though all
pigment-producing melanocytes in … Despite dopa incubation and the thin plastic sections, it was …

… It was characterized by high tyrosinase activity, low pigmentation and a slower … Intracellular
distribution of dopa and 5-Scysteinyldopa in pigmented cells with minimal pigment formation…

… activity in pigment cells increases 5-S-cysteinyldopa(5-S-CD) … -CD:DOPA ratio and the
melanogenic activity of pigment cells. … no yellow pigment was detected, the sparse pigmentation of …

… be indicative of dopa-derived indole-type monomers in natural pigment, … pigmentation in
each neuron with age. This increase in intracellular NM with age may suggest that the pigment …

… oxidation of 5-S-cysteinyldopa or a 1:1 mixture of DOPA and … of the degree of pigmentation,
the pheomelanin being mostly … cell lines showed that eumelanin is the predominant pigment …

… dopa to melanin; he named the participating enzyme, dopa-… of 5-S-cysteinyldopa as a
precursor to pheomelanin. (11) … of pigment produced; such reactivity occurs in cells expressing …

… Thus we obtained recoveries of 5-S-cysteinyldopa, gluta… factor in the pigment forming
compartments of the cell. What … of L-dopa in the subcutaneous extracellular fluid and the blood …

… from enzymatic oxidation of 5-S-cysteinyldopa, subjected to … greater than that of a synthetic
dopa-melanin (Figure S3). The W-… is the dominant type of pigmentation in Caucasians, the …

… importance of melanins to visible pigmentation in the skin, … the hydroxylation of tyrosine to
DOPA; 2) DOPA oxidase activity was … showed that oxidation of 5-S-cysteinyldopa in alkaline me…

… oxidation of dopa in the presence of excess cysteine generates a high yield of 5-S-cysteinyldopa
(… of the degree of pigmentation while they produce eumelanin at levels proportional to …