Alert over allergy injector fault
People using a certain type of adrenaline injector used to treat severe allergic reactions are being told to consult their doctors after a fault was found with the product. (Source: BBC News | Health | UK Edition)

G Protein-Coupled Receptor Mediates The Action Of Castor Oil
Castor oil is known primarily as an effective laxative; however, it was also used in ancient times with pregnant women to induce labour. Only now have scientists at the Max Planck Institute for Heart and Lung Research succeeded in unravelling the mysteries of the action mechanism. A receptor by the name of EP3 on the cells of the intestine and uterus is apparently responsible. This is activated by an ingredient in the oil. The oil obtained from the seeds of the castor oil plant Ricinus communis is one of the oldest drugs known to man... (Source: Health News from Medical News Today)