Figure 2From: Effect of intracerebroventricular injection of interleukin-1-beta on the ventilatory response to hyperoxic hypercapnia Regression lines describing the relationships between minute ventilation (A), tidal volume (B), esophageal pressure (C), and mean inspiratory flow (D), on the one side, and progressive hypercapnia, on the other side, before (dashed lines) and after (solid lines) intracerebroventricular administration of saline.Back to article page