The human gut bacterial genotoxin colibactin alkylates DNA. - Wilson MR; Jiang Y; Villalta PW; Stornetta A; Boudreau PD; Carrá A; Brennan CA; Chun E; Ngo L; Samson LD; Engelward BP; Garrett WS; et al. (Science (New York, N.Y.), 2019)