Requirements relating to HPCs and bone marrow were first introduced in the 14th edition of Standards for Blood Banks and Transfusion Services in 1991. In 1996, the AABB published the 1st edition of
Standards for Hematopoietic Progenitor Cells, and in 2001 the 1st edition of
Standard for Cord Blood Services. In 2004 the
HPC Standards and the Cord Blood Standards were merged into the 1st edition of
Standards for Cellular Therapy Product Services. The
CT Standards is revised and published on a 24-month cycle. The Cellular Therapy Standards Program Unit, has completed work on the sixth edition which is now available for
purchase. A summary of significant changes to the 6th edition is available
The 6th edition became effective on July 1, 2013.