2.

化疗前后CD4⁺CD25⁺CTLA4及CD8⁺PD-1的表达水平

The level of CD4⁺CD25⁺CTLA4 and CD8⁺PD-1 prior to chemotherapy (baseline) and after the second cycle of chemotherapy (2^nd cycle)

	Baseline	2nd cycle	P
PD-1/CD8	11.48±5.91	8.74±3.39	< 0.000, 1
CTLA-4	6.94±4.91	5.11±2.60	< 0.000, 1