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Apoptosis

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Full-Text Articles in Medicine and Health Sciences

Concomitant Inhibition Of Flt3 And Mcl-1 In Flt3 Mutated Acute Myeloid Leukemia, Paul Panis Dec 2022

Concomitant Inhibition Of Flt3 And Mcl-1 In Flt3 Mutated Acute Myeloid Leukemia, Paul Panis

Dissertations & Theses (Open Access)

The MCL-1 inhibitor S63845 synergizes with the FLT3 inhibitor midostaurin for potent anti-leukemic effect in preclinical human models of FLT3-ITD mutated acute myeloid leukemia (AML). Acute Myeloid leukemia (AML) is a neoplastic blood disorder defined by a characteristically rapid growth rate and altered behavior of myeloid cells in the bone marrow. The FLT3 receptor is responsible for the upstream regulation of many key processes in hematopoietic cells. FLT3 internal tandem duplication (ITD) mutations are common in leukemia and have been observed in up to a third of newly diagnosed AML patients. FLT3-ITD have been implicated as a driver mutation partly …


Bim Mediates Imatinib-Induced Apoptosis Of Gastrointestinal Stromal Tumors: Translational Implications, David Reynoso May 2012

Bim Mediates Imatinib-Induced Apoptosis Of Gastrointestinal Stromal Tumors: Translational Implications, David Reynoso

Dissertations & Theses (Open Access)

Gastrointestinal stromal tumors (GISTs) are oncogene-addicted cancers driven by activating mutations in the genes encoding receptor tyrosine kinases KIT and PDGFR-α. Imatinib mesylate, a specific inhibitor of KIT and PDGFR-α signaling, delays progression of GIST, but is incapable of achieving cure. Thus, most patients who initially respond to imatinib therapy eventually experience tumor progression, and have limited therapeutic options thereafter. To address imatinib-resistance and tumor progression, these studies sought to understand the molecular mechanisms that regulate apoptosis in GIST, and evaluate combination therapies that kill GISTs cells via complementary, but independent, mechanisms. BIM (Bcl-2 interacting mediator …