Yiqi Formula Enhances the Antitumor Effects of Erlotinib for Treatment of Triple-Negative Breast Cancer Xenografts

Table 3

Degree of tumor inhibition.

Group	Number	Tumor weight, mg	Inhibition, %
Control	10	513.73 ± 46.23	—
Erlotinib	10	377.80 ± 61.29*	26.47
Yiqi formula	10	425.20 ± 52.14*	17.24
Combination	10	312.67 ± 36.98^**△	39.15

P < 0.05, P < 0.01, compared with control. ^△P < 0.05, compared with erlotinib.