the chemotherapeutic action of 5-fluorouracil ( 5-fu ) monotherapy on l-1210 leukemia in mice was compared with combinations of pyrimidines ( uracil , uridine , deoxyuridine , cytosine , cytidine , deoxycytidine , thymine and thymidine ) or purines ( adenine , adenosine , deoxyadenosine , guanine , guanosine , deoxyguanosine and inosine ) with 5-fu .
C0034140
purines
C0001407
adenine