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Oncology Commons

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LSU Health Science Center

Drug resistance

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Full-Text Articles in Oncology

Met Inhibition Sensitizes Rhabdomyosarcoma Cells To Notch Signaling Suppression, Clara Perrone, Silvia Pomella, Matteo Cassandri, Michele Pezzella, Giuseppe Maria Milano, Marta Colletti, Cristina Cossetti, Giulia Pericoli, Angela Di Giannatale, Emmanuel De Billy, Maria Vinci, Stefania Petrini, Francesco Marampon, Concetta Quintarelli, Riccardo Taulli, Josep Roma, Soledad Gallego, Simona Camero, Paolo Mariottini, Manuela Cervelli, Roberta Maestro, Lucio Miele, Biagio De Angelis, Franco Locatelli, Rossella Rota Apr 2022

Met Inhibition Sensitizes Rhabdomyosarcoma Cells To Notch Signaling Suppression, Clara Perrone, Silvia Pomella, Matteo Cassandri, Michele Pezzella, Giuseppe Maria Milano, Marta Colletti, Cristina Cossetti, Giulia Pericoli, Angela Di Giannatale, Emmanuel De Billy, Maria Vinci, Stefania Petrini, Francesco Marampon, Concetta Quintarelli, Riccardo Taulli, Josep Roma, Soledad Gallego, Simona Camero, Paolo Mariottini, Manuela Cervelli, Roberta Maestro, Lucio Miele, Biagio De Angelis, Franco Locatelli, Rossella Rota

School of Medicine Faculty Publications

Rhabdomyosarcoma (RMS) is a pediatric myogenic soft tissue sarcoma. The Fusion-Positive (FP) subtype expresses the chimeric protein PAX3-FOXO1 (P3F) while the Fusion-Negative (FN) is devoid of any gene translocation. FP-RMS and metastatic FN-RMS are often unresponsive to conventional therapy. Therefore, novel therapeutic approaches are needed to halt tumor progression. NOTCH signaling has oncogenic functions in RMS and its pharmacologic inhibition through γ-secretase inhibitors blocks tumor growth in vitro and in vivo. Here, we show that NOTCH signaling blockade resulted in the up-regulation and phosphorylation of the MET oncogene in both RH30 (FP-RMS) and RD (FN-RMS) cell lines. Pharmacologic inhibition of …


Oridonin And Its Derivatives For Cancer Treatment And Overcoming Therapeutic Resistance, Xi Liu, Jimin Xu, Jia Zhou, Qiang Shen Jul 2021

Oridonin And Its Derivatives For Cancer Treatment And Overcoming Therapeutic Resistance, Xi Liu, Jimin Xu, Jia Zhou, Qiang Shen

School of Medicine Faculty Publications

Cancer is one of the diseases with high morbidity and mortality on a global scale. Chemotherapy remains the primary treatment option for most cancer patients, including patients with progressive, metastatic, and recurrent diseases. To date, hundreds of chemotherapy drugs are used to treat various cancers, however, the anti-cancer efficacy and outcomes are largely hampered by chemotherapy-associated toxicity and acquired therapeutic resistance. The natural product (NP) oridonin has been extensively studied for its anti-cancer efficacy. More recently, oridonin has been shown to overcome drug resistance through multiple mechanisms, with yet-to-be-defined bona fide targets. Hundreds of oridonin derivative analogs (oridonalogs) have been …