Mela Sciences launches MelaFind melanoma detection device in the U.S. Medtronic launches CapSure Sense MRI SureScan pacing leads overseas. More product news.

Biomarker diagnostics are the linchpin of personalized medicine. But building a successful business around such tests is anything but straightforward, given the complexities associated with both their development and commercialization. Today's molecular diagnostic companies need to think carefully before they choose a "go it alone" strategy when developing a particular test. It may make more sense to forge a partnership with another diagnostic company or a drug developer with the goal of sharing costs and relative risks.

Short summaries of notable clinical findings impacting the device industry: blood test may detect early-stage lung cancer; new device may help regrow teeth.