highly significantp < 0.001
As shown in Figure 2 a, adding ifenprodil resulted in a highly significant decrease in 53BP1 foci (1.6 ± 0.2, p < 0.001) when compared to the Glu treatment alone, whereas adding NBQX led to a significant lower decrease of the number of foci compared to ifenprodil (1.95 ± 0.16, p = 0.026).