Figure 1 of Li, Mol Vis 2009; 15:861-869.

Figure 1. NTF2 expression was significantly lower in patients with PDR. Expression of NTF2 mRNA as determined by real-time PCR in patients with type 2 diabetes mellitus (DM) and proliferative diabetic retinopathy (PDR, group P), DM without PDR (group N) and healthy volunteers (group NO). Asterisk indicates significance between groups difference (p<0.05).