Zogenix delivery tech earns patent; Researchers find nanoparticles damage brain;

> Zogenix ($ZGNX) revealed that it was issued a patent on the biphasic pressure profile utilized by the company's proprietary DosePro Needle-free Delivery System. Release

> The hype around nanoparticles might not be all it's cracked up to be, according to research that saw a correlation of brain damage in rats inserted with micelles nanoparticles. A toxic positive charge on the nanoparticles' surface is reported to cause the damage. Story

> Tiny DNA pyramids, an engineered nanomedicine, might be a forthcoming defense in fighting the growing problem of antibiotic resistance. Story