Research ArticleArticle
Models for the Binding of Methotrexate to Escherichia coli Dihydrofolate Reductase
Direct Effect of Carboxylate of Aspartic Acid 27 upon Ultraviolet Spectrum of Methotrexate
H. BERNHARD SCHLEGEL, MARTIN POE and KARST HOOGSTEEN
Molecular Pharmacology July 1981, 20 (1) 154-158;