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. 2021 Mar 4;11:5241. doi: 10.1038/s41598-021-84812-7

Table 1.

Baseline and terminal characteristics of study groups.

Sham—vehicle
n = 10
LAD—vehicle
n = 12
LAD—captopril
n = 12
Body weight, onset of treatment (day 7) (g) 22.2 ± 0.3 22.6 ± 0.3 22.1 ± 0.2
Heart rate, day 7 (BMP) 488 ± 19 525 ± 12 515 ± 12
Daily water intake (g/day) 7.5 ± 0.2 7.2 ± 0.1 7.2 ± 0.1
Captopril dose (mg/kg/day) - - 640 ± 16
Body weight, termination (g) 22.6 ± 0.3 23.1 ± 0.3 22.4 ± 0.3 #
Heart weight, termination (mg) 134 ± 4 159 ± 6 ** 138 ± 6 #
Heart weight ratio to tibia length, termination 7.7 ± 0.2 9.1 ± 0.4 * 7.8 ± 0.3 #
Heart rate, week 5 (BPM) 442 ± 18 484 ± 8 464 ± 16
LV chamber volume (mm) 38.5 ± 4.2 69.4 ± 4.7 *** 72.9 ± 5.1

Body weight and echocardiography derived heart rate measured at the onset of treatment (day 7) and/or termination. Heart weight was measured after tissue clearing for light sheet imaging. End-diastolic LV chamber volume was estimated on parasternal long axis view at the time of termination. Data is mean ± s.e.m. One-way ANOVA with Tukey’s post hoc test. **p < 0.01 ***p < 0.001 vs sham—vehicle, #p < 0.05 vs LAD—vehicle.