SEARCH Articles Figures Tables A DHFR PLASMID VECTOR Bovine liver DHFR CHO dhfr Chicken liver DHFR DHFR action DHFR gene DHFR inhibitors DHFR inhibitors, QSAR DHFR protein DHFR-MTX DHFR-ligand complexes DHFR-trimetrexate complex DHFR/TMP Dihydrofolate reductase DHFR)/trimethoprim Dihydrofolate reductase, DHFR L. casei DHFR Lactobacillus DHFR inhibition Methotrexate complex with DHFR Methotrexate interaction with DHFR Trimethoprim bacterial DHFR inhibition Trimethoprim interaction with DHFR Trimethoprim selective bacterial DHFR inhibition Trimethoprim, complex with DHFR Trimethoprim-resistant DHFR Vertebrate DHFR