In the Review Article on mesenchymal stem cells in the February 15, 2009 issue of Cancer Research (1), the cell line in Figure 1B should read MDAMB 231, not MDAMB 2331.

1
Mishra PJ, Mishra PJ, Glod JW, Banerjee D. Mesenchymal stem cells: flip side of the coin.
Cancer Res
2009
;
69
:
1255
–8.