part of part of contributes to morphology of transformation of Homo sapiens lung connective tissue connective tissue of lung FMA:27533 pulmonary connective tissue UBERON:0000114 lung interstitium lung connective tissue pulmonary interstitium EMAPA:35521 SCTID:201609008 lung interstitial tissue The connective tissue located between the respiratory (airway and alveolar) epithelium, the capillary endothelium and pleural mesothelium; it contains basement membrane composed of collagen, elastin, proteoglycans, and fibronectin. pulmonary interstitial tissue MA:0001782 lung connective tissue lower respiratory tract connective tissue thoracic segment connective tissue mesoderm-derived structure lung mesenchyme