The Leader in Assays for Hematopoietic Cellular Therapy Products

This page shows the complete list of cellular therapy reagents and assay kits offered by Preferred Cell Systems™.

In addition, the hierarchy of hematopoietic assays from the most to the least advanced are also depicted together with links to their individual web pages. 

Preferred Cell Systems™ knows the importance of high quality results that can affect patient outcome. That's why we guarantee all of our products and provide the highest quality of technical assistance. Contact us today: (719) 264-6251 or


Growth Media and Reagents

  • HemoGro™: Base serum-free medium for all applications
  • CellExpand™: Ready to use cell expansion growth medium
  • HemaFlow™: The Intelligent Cell Differentiation Assay to Replace the CFU Assay
Hierarchy of Hematopoietic Assays for the Cellular Therapy Processing Laboratory

Instrument-Based, Non-Subjective Assay Kits 
for the Cell Processing Laboratory

HALO® Cellular Therapy Assay Kits that are Standardized and
Validated for the Discerning Scientist

HALO® Cell Quality Assays

  • STEMpredict™: 3-day, predictive stem cell quality, viability and functional assay
  • HALO® QC: Optimize stem cell processing procedures and methodologies

HALO® Identity, Purity and Strength (Potency) Assays

  • HALO® SC-IPS: Stem cell identity, purity and strength assay 
  • HALO® RS: Establishing a reference standard for stem cells

HALO® Engraftment and Patient Monitoring Assay


Fast and Easy Instrument-Based, Non-Subjective Assay Kits


Standardized Methylcellulose Colony-Forming Assays

  • CAMEO™-96: The standardized differentiation and proliferation methylcellulose CFU assay for stem and progenitor cells
  • Allcolonies™:

Methylcellulose Colony-Forming Assays