Some breast cancer tumors may not originate from stem cells as previously believed, according to a study published in the September 3rd issue of Cell Stem Cell. The discovery is an important step in the development of treatments for these cancers.This news story is based on the publication: BRCA1 Basal-like Breast Cancers Originate from Luminal Epithelial Progenitors and Not from Basal Stem Cells by Gemma Molyneux and 11 co-authors, including Matthew J Smalley, Cell Stem Cell 2010(Sep 3); 7(3): 403-417. OA article [Full text] [PubMed citation].
A commentary: Cancer Cell of Origin: Spotlight on Luminal Progenitors by Christine L Chaffer and Robert A Weinberg, Cell Stem Cell 2010(Sep 3); 7(3): 271-272. [PubMed citation].