lung development epithelial-mesenchymal cell signaling obsolete epithelial-mesenchymal cell signaling involved in lung development https://github.com/geneontology/go-ontology/issues/31254 true 2010-05-05T11:14:38Z GO:0061111 biological_process OBSOLETE. Any process that results in the transfer of information from an epithelial cell to a mesenchymal cell and contributes to the progression of the lung over time from its initial formation to the mature organ. dph epithelial-mesenchymal cell signalling involved in lung development This term was obsoleted because it is a pre-composed term that should be captured as a GO-CAM model.