Reduced Malignancy of Super Methotrexate-resistant Osteosarcoma Cells With Dihydrofolate Reductase Amplification Despite Paradoxical Gain of Oncogenic PI3K/AKT/mTOR and c-MYC expression
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Background/aim: Methotrexate (MTX) resistance in osteosarcoma leads to a very poor prognosis. In the present study, in order to further understand the basis and ramifications of MTX resistance in osteosarcoma, we selected an oste... ...
