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Table 2 Mammosphere-forming efficiency of stem-like cells isolated from normal breast tissues, primary tumors and MCF-7 cell line in increasing passages

From: Comparison of mammosphere formation from stem-like cells of normal breast, malignant primary breast tumors, and MCF-7 cell line

S. no.

Mammosphere

Day 7

Day 14

Day 21

1

Normal

0.19 ± 0.13

0.25 ± 0.16

0.43 ± 0.14

2

Primary Tumors

1.71 ± 0.62

1.99 ± 0.64

2.1 ± 0.75

3

MCF-7

3.7 ± 0.17

5.5 ± 0.25

6.2 ± 0.30