An open cryogenic storage vessel pouring white vapor across a stainless steel laboratory bench in cold blue light, illustrating how cord blood stem cells are banked.

Christopher Bray - 1 October 2026 - 9:19 am

The Graft That Has Never Met an Antigen: Cord Blood Stem Cells and the Arithmetic of Engraftment

Cord blood T cells are overwhelmingly CD45RA-positive naive cells that lack whole adult effector populations outright, including the skin-homing CLA-positive subset — which is why[…]

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The Graft That Has Never Met an Antigen: Cord Blood Stem Cells and the Arithmetic of Engraftment