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. Author manuscript; available in PMC: 2023 Feb 1.
Published in final edited form as: Cytotherapy. 2021 Oct 26;24(2):193–204. doi: 10.1016/j.jcyt.2021.08.007

Table 5: Recommended markers to evaluate IEC activation or exhaustion status.

A list of suggested markers to evaluate immune effector cell (IEC) activation or exhaustion status as a part of cell therapy trials.

Marker Role
CD3 Lineage
CD4 Lineage
CD8 Lineage
CD25 Activation
TIM-3 (CD366) Exhaustion
CTLA-4 (CD152) Exhaustion
LAG-3 (CD223) Exhaustion
PD-1 (CD279) Exhaustion
Perforin or Granzyme B* Function
IFNγ* Function
TNFα* Function
IL-2* Function
*

Indicates intracellular staining required.