has subject area Animals Apoptosis Biomarkers Bone Neoplasms Breast Neoplasms Cell Line, Tumor Disease Models, Animal Female Heterografts Humans Immunohistochemistry Mammaglobin A Matrix Metalloproteinase 13 Matrix Metalloproteinase 2 Matrix Metalloproteinase 9 Mice Osteolysis Proliferating Cell Nuclear Antigen Tartrate-Resistant Acid Phosphatase