Table II.
Summary of DHA-GLY effect on cardiovascular parameters in ex-vivo guinea pig hearts.
Parameter | Baseline | E4031 0.03 μM | ΔE4031, compared with baseline | DHA-GLY 10 μM | ΔDHA-GLY, compared with E4031 | ΔDHA-GLY, compared with baseline | n |
---|---|---|---|---|---|---|---|
PR interval | 58.8 ± 3.6† | 61.2 ± 4.2† | +2.4 ± 0.9† (P = 0.09) | 69.4 ± 4.2† | +8.2 ± 2.2† (P ≤ 0.05) | +10.6 ± 2.7† (P ≤ 0.05) | 6 |
QRS duration | 18.8 ± 0.6† | 18.8 ± 0.6† | +0.1 ± 0.2† (P = 0.9) | 19.1 ± 0.6† | + 0.3 ± 0.3† (P = 0.7) | + 0.4 ± 0.3† (P = 0.5) | 6 |
Coronary flow | 16.2 ± 2.0‡ | 14.3 ± 2.0‡ | −1.8 ± 0.3‡ (P < 0.01) | 12.2 ± 1.8‡ | −2.0 ± 2.3‡ (P = 0.7) | −3.9 ± 2.2‡ (P = 0.3) | 6 |
Parameters determined during pacing at 250 BPM as described in Methods. Data shown as mean ± sem. Statistics denote repeated measures one-way ANOVA followed by Tukeýs multiple comparison test.
denotes ms.
denotes ml/min.