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Effect of different treatments (NGF–MNPs–quercetin) on morphological parameters of neuronal differentiation, comparing between the four treatments: free NGF, non-conjugated MNPs with free NGF, NGF–MNPs + quercetin, and NGF + quercetin (A, B). (C) The number of neurites originating from the soma. Scale bar set at 30 µM. (D) The number of branching points. ANOVA test, *P<0.05, **P<0.01.
Abbreviations: MNPs, magnetic nanoparticles; NGF, nerve growth factor; Q, quercetin.
