Contact: Deborah Williams-Hedges
California Institute of Technology
Caption: Caltech researchers separate blood stem cells from other bone marrow cells and load them onto a newly developed microfluidic chip. Fluorescent signals indicate the presence of secreted proteins with one "barcode" representing each cell.
Credit: Caltech/James Heath/Chao Ma/Young Shik Shin
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Related news release: A changing view of bone marrow cells