Fig. 1From: Effect of exogenous surfactant on Paediatric Bronchoalveolar lavage derived macrophages’ cytokine secretionH&E staining of human BAL sample after mononuclear cell isolation from patient diagnosed with asthma (a & b) and a healthy patient with an airway obstruction (c & d); Abbreviations: M: Macrophage, N: Neutrophil, Eos: Eosinophil, MD: Mucus debris. Scale bar represents: (a & b) 50 μm, (c) 100 μm, (d) 500 pxBack to article page