Publications by authors named "D A Gewirtz"

Article Synopsis
  • * The small molecule AU1, which inhibits the BPTF protein, has been shown to enhance chemotherapy effectiveness in preclinical TNBC models by promoting autophagy.
  • * Research reveals that AU1 also inhibits the P-glycoprotein efflux pump, a key player in drug resistance, indicating its potential as a novel treatment strategy for TNBC.
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Tyrosine kinase inhibitors (TKIs) represent a relatively large class of small-molecule inhibitors that compete with ATP for the catalytic binding site of tyrosine kinase proteins. While TKIs have demonstrated effectiveness in the treatment of multiple malignancies, including chronic myelogenous leukemia, gastrointestinal tumors, non-small cell lung cancers, and HER2-overexpressing breast cancers, as is almost always the case with anti-neoplastic agents, the development of resistance often imposes a limit on drug efficacy. One common survival response utilized by tumor cells to ensure their survival in response to different stressors, including anti-neoplastic drugs, is that of autophagy.

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Fatty acid amide hydrolase (FAAH) serves as the primary enzyme responsible for degrading the endocannabinoid anandamide (AEA). Inhibition of FAAH, either through pharmacological means or genetic manipulation, can effectively reduce inflammation in various organs, including the brain, colon, heart, and kidneys. Infusion of a FAAH inhibitor into the kidney medulla has been shown to induce diuretic and natriuretic effects.

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Introduction: Proton pump inhibitors (PPIs) are among the most commonly prescribed medications. Recently, PPI use has been linked to the development of chronic kidney disease (CKD) and cardiovascular events. Our study aimed to investigate the relationship between PPI use and the incidence of chronic kidney disease using a systematic review and meta-analysis.

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Article Synopsis
  • mTOR inhibitors like everolimus, temsirolimus, and rapamycin are useful in treating various conditions but can face resistance, limiting their effectiveness.
  • One potential reason for this resistance is the promotion of autophagy, which acts as a survival mechanism for cells and is triggered by inhibiting the mTOR pathway.
  • The review explores the differing roles of autophagy induced by these mTOR inhibitors in tumor models to assess if targeting autophagy could enhance clinical outcomes when used alongside mTOR treatments.
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