Figure 2. DHA-GLY shortens QT interval in in-vivo guinea pig hearts.

(a) Study design for in-vivo experiments in guinea pigs with representative ECG recording. (b) Effects of 10 mg/ml (40 mg/kg/hr) DHA-GLY and vehicle control on QT interval during intra-cardiac pacing. (c-d) same as (b) but for QRS-duration and PR-interval. Data shown as mean ± sem, n = 5. Data is summarized in Table III.