Could insulin pills prevent diabetes? Big study seeks answer

San Francisco Chronicle (subscription)Could insulin pills prevent diabetes? Big study seeks answerSan Francisco Chronicle (subscription)In this photo taken Wednesday, May 13, 2015, Weston Murphy, 5, who has Type 1 diabetes, pricks his finger to test his blood at his home in Plainfield, Ill. About 1.25 million Americans have Type 1 diabetes. Type 2 disease is more common, affecting ...and more »