Figure 7. Salicyate increases MEMRI measured signal intensity in the DCN but not the VCN.
In the dorsal cochlear nucleus (DCN) a significant increase in signal intensity was observed (A–B) in the salicylate treated group (242. 37±12.08; p = 0.02) when compared to controls (210.26±6.76), but no change was observed in the VCN (A, C). Noise exposure does not change MEMRI measured signal intensity in the DCN (209. 90±5.22; p = 0.02) or VCN (187. 41±9.02; p = 0.02) 48 hrs post noise exposure (A–C). Signal intensity is calculated as a percentage of nearby muscle. Asterisk denotes significance, p≤0.05; error bars equal StDev, C – control, S – salicylate, N - noise exposed In MRI panels white arrows indicate VCN, green arrows indicate DCN, and blue arrows indicate ventricular space.