Figure 1From: Elevation of IL-6 in the allergic asthmatic airway is independent of inflammation but associates with loss of central airway functionIL-6 but not TNFα or IL-1β is elevated in induced sputum of mild-moderate asthmatic subjects. (A) TNFα, (B) IL-1β, (C) IL-6 and (D) MCP-1 levels were analyzed in induced sputum of mild-moderate asthmatic subjects (n = 18) and healthy controls (n = 16).Back to article page