Ohlmeier, Steffen Sputum proteomics identifies elevated PIGR levels in smokers and mild-to-moderate COPD. [electronic resource] - Journal of proteome research Feb 2012 - 599-608 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1535-3907 Standard No.: 10.1021/pr2006395 doi Subjects--Topical Terms: Electrophoresis, Gel, Two-DimensionalHumansImmunohistochemistryProteome--analysisProteomics--methodsPulmonary Alveoli--chemistryPulmonary Disease, Chronic Obstructive--bloodReceptors, Polymeric Immunoglobulin--analysisSmoking--bloodSputum--chemistry