Sentences with phrase «produced precancerous»

In these studies, a chronic low dose of aflatoxin produced precancerous lesions in monkeys fed 5 % casein but not in those fed 20 % casein; a chronic medium dose saved the low - protein monkeys from precancerous lesions by — yup, you guessed it — killing them, while the high - protein monkeys suffered neither plight; and a chronic high dose was finally able to give the high - protein monkeys pre-cancerous lesions.

In 2001 Jeffrey W. Pollard and his co-workers at the Albert Einstein College of Medicine described mice that were genetically engineered to be susceptible to breast cancer tumors but that produced precancerous tissue that did not turn fully malignant unless it enlisted the assistance of macrophages.