Publications by authors named "Mihoko Hatano"

Synovial sarcoma (SS) is a rare high-grade malignant mesenchymal tumour with a relatively poor prognosis despite intensive multimodal therapy. Although pazopanib, a multi-kinase inhibitor, is often used for advanced SS, most cases eventually become resistant to pazopanib. In the present study, we investigated the mechanisms of acquired pazopanib resistance in SS.

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Ewing sarcoma (ES) is a small round-cell tumor of the bones and soft tissues. ES frequently causes distant metastases, particularly in the lung and bone, which worsens patient prognosis. Cadherin-11 (Cad-11) is an adhesion molecule that is highly expressed in osteoblasts.

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Article Synopsis
  • This study explores the role of microRNAs, particularly miR-125b, in developing chemoresistance in Ewing sarcoma (EWS).
  • Researchers identified that miR-125b was upregulated in doxorubicin-resistant EWS cell lines and in tumors that survived chemotherapy.
  • Knocking down miR-125b increased sensitivity to doxorubicin and was linked to the activation of pro-apoptotic molecules p53 and Bak, suggesting miR-125b may inhibit apoptosis and promote drug resistance.
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