SEARCH Articles Figures Tables 7,8-Dihydrofolate Dihydrofolate reductase drugs that inhibit Dihydrofolate reductase inhibition Dihydrofolate reductase inhibition proguanil Dihydrofolate reductase inhibition pyrimethamine Dihydrofolate reductase inhibition sulphonamides Dihydrofolate reductase inhibitors QSAR studies of inhibition Trimethoprim inhibition of dihydrofolate reductas