Quantum dots: Are they toxic?

> Quantum dots are fluorescent nanoparticles that show great promise in drug delivery systems and in cellular imaging. The potential downside, though, is what is not known about their toxicity. A group of researchers review cadmium-derived quantum dots and their possible toxicity. Abstract

> Not sure what is more interesting here--that drug delivery is taught in Second Life, or that anybody still uses Second Life. Article

> A blood-brain barrier X-Prize? Report

> Does your chewing gum lose its nutraceutical on the bedpost overnight? Article

> Drug delivery patent of the week: Compositions and methods of delivery of pharmacological agents. Patent

> Free full-text open-access journal article of the week: Materials for Pharmaceutical Dosage Forms: Molecular Pharmaceutics and Controlled Release Drug Delivery Aspects. Article