TRPC3 and type 2 diabetes mellitus: On the other hand TRPC3 protein expression was not significantly increased in patients with type 2 diabetes mellitus when compared to normotensive control subjects (0.97±0.08 for patients with type 2 diabetes mellitus, N = 9; vs 1.00±0.11 for normotensive control subjects, N = 8 p>0.05), as shown in Figure 3B.