Genes Yield Clues to Ulcerative Colitis
Fifteen newly identified genes may offer a better understanding of the cause of ulcerative colitis and its ties to Crohn’s disease.

Salmonella Risk Prompts Wider Food Recall
Nearly 2 million pounds of ready-to-eat beef taquito and chicken quesadilla products that may be contaminated with salmonella have been recalled, the U.S. Department of Agriculture (USDA) says.