NEU3 and pulmonary fibrosis: We previously observed that the BALF from fibrotic lungs, and fibrotic lesions from human and mouse lungs, have elevated levels of NEU3, that NEU3 inhibitors attenuate bleomycin-induced pulmonary fibrosis, and that Neu3−/− knockout mice are resistant to bleomycin-induced inflammation and fibrosis [22, 23, 25].