R. Engelhardt

Selective cytotoxicity of a phenolic melanin precursor, 4-S-cysteaminylphenol, on in vitro melanoma cells.

K. Jimbow, S. Ito, K. Yamada, 1989, Biochemical pharmacology.

Adequacy of extraction techniques for determination of folate in foods and other biological materials

J. Gregory, S. Gustafson, R. Engelhardt, 1990 .

Isomerization of retinyl palmitate in fortified skim milk under retail fluorescent lighting

P. Murphy, Susan E. Smith, R. Engelhardt, 1988 .

Adequacy of enzymatic deconjugation in quantification of folate in foods.

J. Gregory, R. Engelhardt, 1990 .