Albumins/pharmacology; Bone Marrow Cells/cytology; Epithelial Cells/pathology; Kidney Tubules, Proximal/pathology; Mesenchymal Stem Cells/cytology; Actins/genetics; Actins/metabolism; Bone Marrow Cells/metabolism; Cell Adhesion Molecules/genetics; Cell Adhesion Molecules/metabolism; Chemokine CCL2/genetics; Chemokine CCL2/metabolism; Chemokine CCL5/genetics; Chemokine CCL5/metabolism; Coculture Techniques; Collagen Type IV/genetics; Collagen Type IV/metabolism; Epithelial Cells/drug effects; Epithelial Cells/metabolism; Epithelial-Mesenchymal Transition/drug effects; Fibrosis/chemically induced; Fibrosis/metabolism; Fibrosis/pathology; Fibrosis/prevention & control; Gene Expression Regulation; Hepatocyte Growth Factor/genetics; Hepatocyte Growth Factor/metabolism; Humans; Inflammation/chemically induced; Inflammation/metabolism; Inflammation/pathology; Inflammation/prevention & control; Interleukin-6/genetics; Interleukin-6/metabolism; Interleukin-8/genetics; Interleukin-8/metabolism; Kidney Tubules, Proximal/drug effects; Kidney Tubules, Proximal/metabolism; Mesenchymal Stem Cells/metabolism; NF-kappa B/genetics; NF-kappa B/metabolism; Primary Cell Culture; Signal Transduction; Tumor Necrosis Factor-alpha/genetics; Tumor Necrosis Factor-alpha/metabolism