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Table 3 Proliferation capacity of primary ABCG2-positive keratinocyte clones in long-term culture

From: Breast cancer resistance protein identifies clonogenic keratinocytes in human interfollicular epidermis

Keratinocyte clone

Number of samples

Age of donors (years)

Culture days

ABCG2-positive cells PD

NK1213

3

23

140 ± 8

124.3 ± 1.8

NK0428

4

35

115 ± 12

136.2 ± 3.4

NK0609

3

45

130 ± 10

129.5 ± 2.2

NK0411

3

28

125 ± 12

131.8 ± 2.1

NK0914

4

46

135 ± 10

136.4 ± 2.7

  1. Data presented as mean ± standard error. PD, population doublings.