Fig. 5

Microglia lipid content remains unchanged with MSC-EV treatment. Similar amount of lipids observed between the stimulated (+ CTL) and MSC-EV treated (+ EVs) microglia. Lipid classes identified using negative mode (A) and positive mode (B) ionization. P > 0.05 vs. + CTL for all lipids calculated using unpaired t-test with Welch’s correction