Dose-escalation and pharmacokinetic study of nanoparticle curcumin, a potential anticancer agent with improved bioavailability, in healthy human volunteers. - Kanai M; Imaizumi A; Otsuka Y; Sasaki H; Hashiguchi M; Tsujiko K; Matsumoto S; Ishiguro H; Chiba T (Cancer Chemotherapy & Pharmacology, 2012)