title: Studies on the pulmonary air-tissue barrier. IV. Cytochemical tracing of macromolecules during absorption.
mesh_terms: D000818:Animals; D001693:Biological Transport, Active; D002463:Cell Membrane Permeability; D004285:Dogs; D006168:Guinea Pigs; D006651:Histocytochemistry; D008168:Lung / Q000032:analysis / Q000098:blood supply / Q000166:cytology*; D008264:Macrophages / Q000032:analysis; D008854:Microscopy, Electron; D010544:Peroxidases / Q000032:analysis; D010873:Pinocytosis; D011506:Proteins / Q000378:metabolism*; D011650:Pulmonary Alveoli / Q000032:analysis / Q000166:cytology / Q000378:metabolism*; D013997:Time Factors
chemical_list: D011506:Proteins; D010544:Peroxidases