First Choice Bio’s PB Serum is obtained by allowing blood collected without an anticoagulant to naturally coagulate. The Serum, or fluid portion, is then collected.

PB Serum is collected from “normal” healthy donors by venipuncture and according IRB approved procedures from fully consented donors that tested negative for HIV, HBV and HCV .

Products sold or distributed by First Choice Bio or QuickCells.com are intended and labeled for "Research Use Only" and are never to be used in humans, in human trials or used in a manner inconsistent with "Research Use Only" labeling.

Order here.

If you can’t find what you are looking for, or for custom quantities, Technical Support and additional Laboratory Services: Please call us on +1-707-333-0902 or email us at info@firstchoicebio.com.

We are here to help you at any time.

For general inquiries you can call us on +1-707-333-0902 or email us at info@firstchoicebio.com.

We are happy to answer all your questions.

Prices may vary without notice.