Stirred bioreactors effective for graft expansion.

2003 MAR 13 - (NewsRx.com & NewsRx.net) -- Stirred bioreactors are an effective means of stem cell expansion.

"Hematopoietic stem cells have applications in bone marrow transplantations for the treatment of hematopoietic disorders," according to a study from South Korea.

"When murine hematopoietic stem cells were cultured in 50 mL stirred bioreactors for 14 days, stem-cell-antigen-1 positive cells (hematopoietic primitive progenitor cells) and long-term culture-initiating cells (hematopoietic stem cells) grew by 5-fold and 4-fold, respectively," reported J. Kwon and coauthors, Hanyang University.

"These results show the possibility of growing …