الفهرس 
acknowledgmentOnly 14 pages are availabe for public view
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Abstract
Despite advances in early detection, breast cancer remains the second most frequent cause of cancer mortality in women. It is the most common invasive and metastatic malignancy of breast tumors that confound treatment. Novel agents or treatments are urgently needed to improve the outcome for the large number of patients who relapse after receiving the currently available breast cancer therapies, since the existing therapies are no longer effective in these patients. In the present study, vitamin B12 derivatives.