Chinese Herbal Mixture, Tien-Hsien Liquid, Induces G2/M Cycle Arrest and Radiosensitivity in MCF-7 Human Breast Cancer Cells through Mechanisms Involving DNMT1 and Rad51 Downregulation

Table 3

Cell cycle phase distribution (%) of 72-hour THL-treated BT-474 cells showing increasing SubG1 fraction and S-phase arrest.

Treatment	SubG1 (%)	Cell cycle distribution
		G1 (%)	S (%)	G2/M (%)
PBS	0.8	72.2	12.8	15.0
THL 0.75 mg/mL	3.8	67.5	16.7	15.8
THL 1.5 mg/mL	13.5	65.8	17.7	16.6
THL 3 mg/mL	27.3	55.8	27.7	16.5
THL 6 mg/mL	50.1	50.7	36.9	12.4