1. Single amino acid substitution defines a naturally occurring genetic variant of human thymidylate synthase.;Barbour;Mol Pharmacol,1990
2. A naturally occurring tyrosine to histidine replacement at residue 33 of human thymidylate synthase confers resistance to 5-fluoro-2′-deoxyuridine in mammalian and bacterial cells.;Barbour;Mol Pharmacol,1992
3. A naturally occurring variation in thymidylate synthase structure is associated with reduced response to 5-fluoro-2′-deoxyuridine in a human colonic tumor cell line.;Berger;Mol Pharmacol,1988
4. Thymidylate synthase as a determinant of 5-fluoro-2′-deoxyuridine response in human colonic tumor cell lines.;Berger;Mol Pharmacol,1988
5. Thymidylate synthase overproduction and gene amplification in fluorodeoxyuridine-resistant human cells.;Berger;Mol Pharmacol,1985