Adenine-DNA Adducts Derived from the Highly Tumorigenic Dibenzo [ a , l ] pyrene Are Resistant to Nucleotide Excision Repair while Guanine Adducts Are Not .
O O O O O O O B-MAT I-MAT I-MAT I-MAT I-MAT I-MAT I-MAT O O O B-MAT O O O B-MAT O O O O