Supplementary Figure 1: Relative expression of KIR2.1 transcript to eNOS was reduced 29-fold in capillaries from knockout animals.
From: Capillary K+-sensing initiates retrograde hyperpolarization to increase local cerebral blood flow

Relative expression of KIR2.1 transcript to eNOS was reduced 29-fold in capillaries from knockout animals (n = 6 capillaries from 6 mice), compared to controls (n = 5 capillaries from 5 mice) indicating successful knockout of KIR2.1 (*P = 0.0108 (t9 = 3.204); unpaired t-test). Error bars represent s.e.m.