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Figure 1 | Respiratory Research

Figure 1

From: Carcinoembryonic antigen (CEA)-related cell adhesion molecules are co-expressed in the human lung and their expression can be modulated in bronchial epithelial cells by non-typable Haemophilus influenzae, Moraxella catarrhalis, TLR3, and type I and II interferons

Figure 1

Expression of CEA family members in human lung. Paraffin sections of human lung tissue from surgical specimens of lung cancer patients were stained for (A) CEACAM1, (B) CEACAM5, (C) CEACAM6, (D) CEACAM8 and (E) IgG control antibody using indirect immune-peroxidase technique. Note that blood cells give a positive signal due to intrinsic peroxidase activity. Non-cancer tissues were used for analysis. 1, alveolar epithelium; 2, bronchial epithelium; 3, adventitia submucosa; 4, pleura; 5, pulmonary blood vessel endothelium. Original magnification 200X.

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