A kidney "grown" in the laboratory by researchers at Massachusetts General Hospital has been transplanted into animals where it started to produce urine. Similar techniques to make simple body parts have already been used in patients, but the kidney is one of the most complicated organs made so far.
Healthcare campaigners have welcomed India's rejection of a legal bid by Swiss company Novartis to patent a new version of its cancer drug, applied for a patent in 2006 for its new version of the drug, arguing that it was easier to absorb and therefore qualified as an innovation.
An "intelligent" microchip designed by researchers at Imperial College London to suppress appetite is about to be tested on animals. Using cuff electrodes, the chip is attached to the vagus nerve within the peritoneal cavity found in the abdomen, which plays a role in appetite as well as a host of other functions within the body.
Obese cardiac patients are less likely to die early than their normal weight counterparts, according to researchers at University College London, despite the fact that they report worse health and are less likely to follow lifestyle advice.