Oregon officials say a teenager from a faith-healing family died from an illness that could have been easily treated, just a few months after a toddler cousin of his died in a case that has led to criminal charges. (AP)

The team, from the Sooam Biotech Research Foundation, said the cloned Tibetan mastiff dogs were born in April, two months after being requested by the Chinese Academy of Sciences. (New York Times)

CALL it biological alchemy: specialist pancreatic cells that secrete digestive enzymes have been converted directly into insulin-producing beta cells. Meanwhile, epithelial cells from the back of the eye have been coaxed into becoming a versatile, new type of stem cell. (Premium - New Scientist)

Hospitals and doctors who operate on the wrong limb or give a dangerous dose of medication will no longer be able to bill the state of Massachusetts or its largest private health insurer for costs related to fixing the error, health authorities announced yesterday. (The Boston Globe)