5 Million cells / vial. NK Cells inhibit the spread of infections and tumors by releasing perforin and granzymes causing the target cell to die. First Choice Bio’s Healthy Human Donor Peripheral Blood CD56+ NK Cells are isolated from peripheral blood mono-nuclear cells by either positive or negative immuno-magnetic selection, depending upon your needs. All peripheral blood is collected in ACDA by Leukapheresis from fully consented and donors that tested negative for HIV, HBV,and HCV.

All protocols are IRB approved.

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.

And if you can’t find what you are looking for or for 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.