title: Studies on 4-aminopyrazolo(3,4-d)pyrimidine: action of derivatives and analogues on hela cells.
authors.forename: T C
authors.initials: TC
authors.lastname: HSU
authors.forename: L
authors.initials: L
authors.lastname: MILOFSKY
authors.forename: R K
authors.initials: RK
authors.lastname: ROBINS
authors.forename: C C
authors.initials: CC
authors.lastname: CHENG
mesh_terms: D000225:Adenine / Q000031:analogs & derivatives; D006367:HeLa Cells; D006801:Humans; D011743:Pyrimidines / Q000494:pharmacology*; D046509:Tissue Culture Techniques / Q000187:drug effects*
chemical_list: D011743:Pyrimidines; C004420:4-aminopyrazolo(3,4-d)pyrimidine; D000225:Adenine; C030986:pyrimidine
keywords: PYRIMIDINES/effects; TISSUE CULTURE/effect of drugs on