Normal whole peripheral blood (PB) is obtained from healthy donors using Institutional Review Board (IRB)-approved consent forms and protocols. Acid citrate dextrose, solution A (ACDA), Sodium Heparin (Na-Hep), Ethylenediaminetetraacetic acid (EDTA), or Citrate-phosphate-double-dextrose (CP2D) is the anticoagulant.Certain products are only available in select territories. Please contact your local Sales representative or Product & Scientific Support at techsupport@stemcell.com for further information and to inquire about donor selection or information including BMI category, smoking status, ethnicity, etc.Browse our Frequently Asked Questions (FAQs) (https://www.stemcell.com/primary-cells-faq) on Primary Cells.