PCDH1 in the Lung (IMAGE) Albert Einstein College of Medicine Caption This cell from the lining of the lung is expressing the protein receptor PCDH1 (in blue), which is found on cell membranes. Credit Albert Einstein College of Medicine Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.