DNA damge by 3,6-dihydropyrazine-2,5-dipropanoic acid, the cyclic dimerization product of 5-aminolevulinic acid - Teixeira, Priscila C.; Onuki, Janice; Medeiros, Marisa Helena Gennari de; Dörnemann, Dieter; Di Mascio, Paolo (Biological Chemistry, 2001)