in contrast , the relative rates of polyglutamylation in manca cells were in the order 10-ethyl-10-deazaaminopterin approximately equal to aminopterin greater than 10-deazaaminopterin greater than methotrexate , suggesting that folylpolyglutamyl synthetase may have varying substrate preferences in different cell types .
C0002583
aminopterin
C0025677
methotrexate