CELL BIOLOGY Correction for “Single-cell cloning of colon cancer stem cells reveals a multi-lineage differentiation capacity,” by L. Vermeulen, M. Todaro, F. de Sousa Mello, M. R. Sprick, K. Kemper, M. Perez Alea, D. J. Richel, G. Stassi, and J. P. Medema, which appeared in issue 36, September 9, 2008, of Proc Natl Acad Sci USA (105:13427–13432; first published September 2, 2008; 10.1073/pnas.0805706105).
The authors wish to note the following: “We inadvertently overlooked an earlier report by S. C. Kirkland (28), relevant to our work.” The related reference citation appears below.
References
- 28.Kirkland SC. Clonal origin of columnar, mucous, and endocrine cell lineages in human colorectal epithelium. Cancer. 1988;61:1359–1363. doi: 10.1002/1097-0142(19880401)61:7<1359::aid-cncr2820610714>3.0.co;2-0. [DOI] [PubMed] [Google Scholar]