Figure 2. Profiling of CC and VC TILs after preREP. (A-B). At the end of preREP culture, TILs were collected from each batch and the percentage of CD3+ T cells, CD4+ T cells, CD8+ T cells, and CD3-CD56+ NK cells was measured by flow cytometry. (C). CD28 expression on CD4+and CD8+ T cells was measured by flow cytometry.(D). Representative flow chart for each marker expressed.