Fig. 3.
Mean (± SEM) IL-1ra (A), sTNFR I (B), and sTNFR II (C) concentrations after endotoxin administration (4 ng/kg) in humans. Placebo (○) or G-CSF (5 μg/kg; •) was administered 2 hours before endotoxin challenge (group 1) or 24 hours before endotoxin administration (group 2).