. CMP,
FCM, DCM, TP, TF were all given by gastric gavage. The mice were
weighed and then sacrificed via decapitation 24 h after the last
drug administration. Blood samples were collected immediately in
centrifuge tube. After 1 h, the blood samples were centrifuged at
4000g for 10 min to afford the serums required. The excised spleen
and thymus were immediately weighed, and the indexes of which
were calculated according to the following formula: index (mg/g)¼
(weight of thymus or spleen)/body weight.