1. Direct effects of adenosine 3′,5′-cyclic monophosphate and adenosine 5′-monophosphate upon tyrosinase activity;Abramowitz;Comp. Biochem. Physiol.,1978
2. O-methylation in the conversion of tyrosine to melanin;Axelrod;Biochim. Biophys. Acta,1963
3. Common origin of pigmented cells;Bagnara;Science,1979
4. Acid fast staining of oxidized neuromelanin and lipofuscin in the human brain;Barden;J. Neurophatol. exp. Neurol.,1979
5. Interference filter microfluorametry and quantitation of fluorescence of neuromelanin and lipofuscin age pigments in human brain;Barden,1979