1.   And tumors that grew in the treated mice were significantly smaller than those in the untreated mice, researchers said.

2.   Newbold reported last year that granddaughters of treated female mice have significantly higher-than-normal incidence of vaginal cancer.

3.   The shivering abated in more than half the treated mice, and some seemed fully normal.

4.   But Morgan noted that his treated mice still had a lot of plaques.