it was shown previously that following treatment with ethylnitrosourea ( enu ) sv40-transformed cells from xeroderma pigmentosum patient xp12ro , complementation group a remove o6-ethylguanine from their dna 2 to 3 times more slowly than do such cells from a normal individual ( gm637 ) , but that each of the several other dna adducts studied are removed at the same rate by both cell lines .
C0012854
dna
C0242958
dna adducts