Naber, B.A.

treatment fluid bal fluid level fibroblast dexamethasone dex treatment fibrosis bleomycin development collagen expression proliferation wnt 3a study number patient control thymocyte wnt 3a embryos alveolar ␤- catenin phase activity growth animal factor subset embryo infant catenin tissue type-ii pneumocytes stage figure timp -2 effect membrane bpd development blood pneumocyte thymic protein ficiency hematopoietic injury result wnt 3a cells analysis type-ii disease macrophage pdgf-bb lung tissue dexamethasone treatment thymocyte subsets bronchopulmonary dysplasia t cell development alveolar macrophages function <0.05 control animals 3 days fibroblast proliferation lung injury staining progenitors wnt 3a fls alveolar basement membrane immunol fl ow cytometry thrombin mitogenic activity distress syndrome lung disease mitogenic thymu group mouse transplantation