Effects of low-dose tamoxifen on breast cancer biomarkers Ki-67, estrogen and progesterone receptors

Table 5 Percentage of nuclei stained by estrogen receptor (1D5) in Group B (tamoxifen 10 mg) before and after 14 days of drug use (magnified 400×).

PATIENT	Before tamoxifen 10 mg (% stained cells)	14 days after tamoxifen 10 mg (% stained cells)
1	68.59	30.25
2	45.68	12.47
3	69.48	26.56
4	55.26	12.56
5	0.00	0.00
6	68.67	26.11
7	71.39	10.58
8	74.37	55.42
9	94.96	27.85
10	70.87	20.32
11	100.00	81.32
12	25.63	13.58
13	10.25	2.25
14	92.54	32.38
15	21.21	4.29
16	100.00	50.26
17	14.15	5.58
18	88.59	56.21
MEAN	59.53	25.99