A) Body weights and B) food consumption were measured weekly from Day 1 throughout the study. For Group 4, N=10/sex through Day 49, Groups 1 and 3, N=15/sex through Day 58, and for Group 2, N=10/sex through Day 57. The recovery phase for Groups 1 and 3, N=5/sex through Day 85. Increases in body weight observed in all groups are consistent with the typical growth pattern of Sprague Dawley rats. Data are presented as mean ± SEM.