Research Article

Insulin Blocks Glutamate-Induced Neurotoxicity in Differentiated SH-SY5Y Neuronal Cells

Table 5

Effect of treatments on length of neurites.

TreatmentNeurite length (μm)

Control799.0 ± 66.70
Glutamate (20 mM)190.1 ± 12.83**
Glutamate + insulin (0.1 μM )640.46 ± 44.32#
Glutamate + insulin (1 μM)552.22 ± 22.90##

Values are expressed as mean ± SEM of three tests in triplicate. Statistical analysis was done by using one-way ANOVA followed by Tukey’s multiple comparison test. ***P < 0.001 compared to control group, #P < 0.05 compared to glutamate group, and ##P < 0.01 compared to glutamate group.