Physiologix XF SR

PhysiologixTM XF SR

Human Growth Factor Concentrate

A cGMP, xeno-free media supplement made for stem cells and T cells that replaces FBS or human serum.

PhysiologixTM XF SR

Many "serum-free" supplements and complete media don't disclose their origin or contents.

Our serum replacement is extracted from transfusion-grade blood products and comes with a full certificate of analysis.

Physiologix XF SR Supplemented @ 2%
Step 1
PhysiologixTM XF SR
Supplemented @ 2%
Preferred Basal Media (e.g. RPMI 1640)
Step 2
Preferred Basal Media
(e.g. X-VIVO 15)
Cell Culture w/ Superior Proliferation
Step 3
Cell Culture w/
Superior Proliferation

AAI 2019 Poster

Authors: Francisco J. Martinez-Becerra, Roddy S. O’Connor, Saba Ghassemi, David Heo & Alyssa M. Master

Nucleus Biologics - AAI Immunology 2019 Poster

The field of cell therapy is shifting away from animal origin components used in the culture or preservation of cells and replacing them with human or chemically defined components. However, this shift often leads to diminished cell proliferation and functionality due to the lack of physiologically relevant proteins. Therefore, there is an important need for generation of media supplements to optimize cell therapy.

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Our three product pillars to address your Xeno-Free needs

Streamlined Regulatory Compliance - cGMP

Streamlined Regulatory Compliance

  • Completely Xeno-Free
  • Processed under cGMP conditions
  • Transfusion-grade raw material
Lower Media Costs with Superior Yield

Lower Media Costs with Superior Yield

  • Superior proliferation in both T cells and stem cells
  • Lower acquisition cost and cost per target cell count
Consistent and

Consistent and

  • 2% recommended concentration in basal media (FBS requires 10%)
  • Documented consistency across lots