CD8A and glioblastoma: On the other hand, upon assessment of the OCR after short-term antigenic stimulation using WT LN229-GBM cells (Fig. 6G), we did not observe significant differences in the SRC of CD8+ T-cell, which were sorted from cocultures at 48 hours (P > 0.05, Student two-tailed t test; Fig. 6H).