Doping nematic liquid crystals with optically active compounds transforms them into chiral nematic phases with helical structures. In this phenomenon, the chirality of the dopant molecules is ...

Carcinogenic Chromium(VI) Induces Cross-Linking of Vitamin C to DNA in Vitro and in Human Lung A549 Cells. Biochemistry 2002, 41 (9) , 3156-3167. DOI: 10.1021/bi011942z. Aviva Levina, Peter A. Lay.