Fig. 5

All end-systolic pressure at midrange LVV (ESP _mLVV )–Ca²⁺ concentration relations (a), mean maximum ESP_mLVV (b) and mean maximum Ca²⁺ concentration infused (c) in the WT (n = 8), TGI (n = 4) and TGII (n = 5) groups. LVV Left ventricular volume. *P < 0.05 vs. WT. a WT small filled square, TGI large filled circle, TGII large open circle