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Table 3 effects of temperature on baseline heart rate, wall motion amplitude (WMA), myocardial wall velocity in systole (MWVs) and myocardial wall velocity in diastole (MWVd) in 3 day Golden embryos (n = 6) at 22°C and 28°C (values are mean ± SD).

From: Systolic and diastolic ventricular function in zebrafish embryos: Influence of norepenephrine, MS-222 and temperature

 

Temperature

 
 

22°C

28°C

P

Heart rate (bpm)

136.2 ± 8.3

276.2 ± 22.0

<0.001

MWVd (μm/s)

265.2 ± 66.1

364.9 ± 117.2

0.07

MWVs (μm/s)

172.6 ± 40.3

316.3 ± 89.5

0.02

WMA (μm)

17.2 ± 3.6

15.6 ± 3.5

0.46