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. Author manuscript; available in PMC: 2021 Mar 25.
Published in final edited form as: FASEB J. 2021 Mar;35(3):e21298. doi: 10.1096/fj.202001706RR

Table 6.

Functional parameters for ex vivo perfused hearts isolated from time-of-day-restricted control and high fat diet fed mice. Data are reported as mean ± SEM for 10–13 mice per experimental group.

Control Diet Time-Restricted High Fat Diet Time-Restricted
ZT5 ZT17 ZT5 ZT17
Cardiac Power (CP; mW) 1.32 ± 0.08 1.36 ± 0.08 1.24 ± 0.06 1.19 ± 0.07
Heart Rate (BPM) 307 ± 13 314 ± 10 293 ± 15 297 ± 17
Developed Pressure (mmHg) 26.7 ± 2.2 31.6 ± 1.9 29.8 ± 2.3 30.7 ± 2.0
Rate Pressure Product (BPM*mmHg) 8107 ± 655 9816 ± 534 8728 ± 770 8940 ± 569
Oxygen Consumption (MVO2; umoles/min/g dry wt) 8.02 ± 1.22 9.45 ± 0.83 7.86 ± 0.92 7.60 ± 0.88
Cardiac Efficiency (CP/MVO2) 0.19 ± 0.02 0.15 ± 0.01 0.17 ± 0.02 0.17 ± 0.02