Figure 1From: Inhaled corticosteroid influence toll like receptor 2 expression in induced sputum from patients with COPD Intracellular and surface expression of TLR2 on macrophages in induced sputum. Flowcytometry results from typical subjects in the two groups. Right upper quardrant presents the events of the percentage of both positive in TLR2 and CD14 staining. From upper to bottom: extracelluar expression of TLR2, intracellular expression.Back to article page