Cover: Expression of 7 nicotinic receptors (7 nAChR) in fetal lung fibroblasts. First panel shows dual immunohistochemistry for 7 nAChR and in situ hybridization for collagen III. Second panel shows dual immunohistochemistry for collagen III (green) and 7 nAChR (red). Third panel shows higher power view showing colocalization (yellow). For more information see article by Sekhon and colleagues 31.
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