Fig. 2From: Intravenous oxygen insufflation (IOI) changes the IL-1-Ra:IL-1β ratio in autologous conditioned serumRatio of IL-1Ra to IL-1β detected using ELISA in a total of 15 patients. Shown is the mean ± SE. Statistical analyses were carried out as described in the method section. IOI = intravenous oxygen insufflation; ACS = autologous conditioned serumBack to article page