Table 1

Limiting dilution tumor formation of CD44+/CD24-/low/ESA+ sorted cells in vivo
Cell type
 Days
 Number injected and tumors formed




1 × 106
 1 × 105
 1 × 104
 1 × 103
 1 × 102
SUM159 unsorted
 13–100
 5/5
 5/6
 5/8
 3/8
 0/2
SUM159 CD44+/CD24-/ESA-
 20–100
 8/10
 2/2
 1/2
 0/8
 0/10
SUM159 CD44+/CD24-/low/ESA+
 20–100
 -
 -
 2/2
 6/6
 6/10







SUM1315 unsorted
 20–150
 2/2
 2/2
 2/4
 0/4
 -
SUM1315 CD44+/CD24-/ESA-
 25–150
 3/4
 2/2
 0/4
 0/10
 -
SUM1315 CD44+/CD24-/low/ESA+
 20–150
 -
 -
 3/4
 7/8
 -







SUM149 unsorted
 19–150
 4/4
 3/4
 2/4
 1/4
 0/2
SUM149 CD44+/CD24+/ESA+
 20–150
 -
 2/2
 0/4
 0/4
 0/6
SUM149 CD44+/CD24-/low/ESA+
 48–150
 -
 2/2
 2/4
 6/6
 5/6

ESA, epithelial-specific antigen.

Fillmore and Kuperwasser Breast Cancer Research 2008 10:R25   doi:10.1186/bcr1982