Use of cholesterol-rich nanoparticles that bind to lipoprotein receptors as a vehicle to paclitaxel in the treatment of breast cancer: pharmacokinetics, tumor uptake and a pilot clinical study - Pires, Luís Antonio; Hegg, Roberto; Valduga, Claudete Justina; Graziani, Silvia Regina; Rodrigues, Debora Garcia; Maranhão, Raul Cavalcante (Cancer Chemotherapy and Pharmacology, 2009)