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Table 2 Baseline mean arterial pressure (MAP) and heart rate (HR) of Sham and CHF rats after bilateral microinjection of saline or Tempol into the lateral/ventrolateral periaqueductal gray (l/vlPAG)

From: Augmented fear bradycardia in rats with heart failure

 

Sham

CHF

30–40 min after saline

30–40 min after Tempol

30–40 min after saline

30–40 min after Tempol

N

7

8

MAP (mmHg)

105 ± 3

99 ± 1

101 ± 2

100 ± 1

HR (beats per min)

397 ± 13

372 ± 14

387 ± 17

398 ± 23

  1. Basal data were obtained from 5 min averaged values immediately prior to 5 min of white noise sound exposure. Values are mean ± SEM. Paired t tests to assess the statistical differences in basal values within each rat group found no significant effect of Tempol in the mediation of baseline MAP or HR