approached significanceP < 0.07
Increases in the level of MHC class II+ cells in 5- and 18-month-old BALB/c mice approached significance (P < 0.07), while 18-month-old C57BL/6 mice had significant increases.
Increases in the level of MHC class II+ cells in 5- and 18-month-old BALB/c mice approached significance (P < 0.07), while 18-month-old C57BL/6 mice had significant increases.