Fig. 4From: Comparison of methods for the analysis of airway macrophage particulate load from induced sputum, a potential biomarker of air pollution exposureAn example of inaccurte Image SXM analysis. Comparing the original image (a) to the output image (b), the total cellular area [27] of the airway macrophage on the left has been overestimated, and the partcilate matter (red) of the airway macrophage on the right has been overestimatedBack to article page