Fig. 2From: The effect of nanomaterials on embryonic stem cell neural differentiation: a systematic reviewA Eccentricity of the neurite field. B Maximum neurite length. *Indicates p < 0.05 for eccentricity of the neurite field on PCL-R and maximum neurite length from PCL-R as compared to the eccentricity of the neurite field on PCL-A and maximum neurite length from PCL [20]Back to article page