Figure 2
From: Serotoninergic modulation of cortical and respiratory responses to episodic hypoxia

Effect of DOI and ketanserin (KS) administration on systolic (Sys) and diastolic (Dia) arterial blood pressure (ABP) and the maximal response to hypoxia (H) at baseline (C), after DOI and ketanserin. All effects were significant, P < 0.05. Values are means ± SE, n = 8.