The levels of IL-10 in DBA/2 mice begin to rise on day 6 post-infection (248 pg/ml), and reached a peak level (980 pg/ml) on day 15 post-infection then declined.

• 血清IL-10于感染后第6d显著升高(248pg/ml),并于感染后第15d达到峰值(980pg/ml)后下降。