That is embarrassing for breast-cancer activists, who have campaigned hard for autologous stem-cell support to be made more widely available.

ECONOMIST: Breast cancer

CLEVELAND, Ohio (CNN) -- In her first public speech since announcing last Thursday that her breast cancer had returned, Elizabeth Edwards appealed Monday for more federal funding for health research of all kinds, including stem-cell research.

CNN: Back on trail, Elizabeth Edwards pushes stem-cell funding