AP-1 1 Animals 1 Bagg albino mouse 1 Blotting, Western 1 Cell Line 1 Electrophoretic Mobility Shift Assay 1 Enzyme Activation 1 Humans 1 Immunohistochemistry 1 Involution 1 LIF 1 LIF protein, human 1 Leukemia Inhibitory Factor 1 MAPK1 protein, human 1 Mammary Glands, Human 1 Mammary epithelial cells 1 Mammary gland 1 Mice 1 Mice, Inbred BALB C 1 Mitogen-Activated Protein Kinase 1 1 Mitogen-Activated Protein Kinase 3 1 TNFα 1 Transcription Factor AP-1 1 Tumor Necrosis Factor-alpha 1 Western blotting 1 animal 1 animal cell 1 animal experiment 1 article 1 breast epithelium 1