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All-in-One Pyruvate Dehydrogenase Kinase Inhibitor for Tracking, Targeting, and Enhanced Efficacy
Xiao Zhang1,2, Shrita Sarkar1,2, Akash Ashokan1,2
1Sylvester Comprehensive Cancer Center, University of Miami Miller School of Medicine, University of Miami, Miami, Florida 33136, United States.
Abstract:
The metabolic preference of cells toward glycolysis often indicates a diseased state ranging from cancer to other dysfunctions. When a particular cell type utilizes glycolysis as a major energy production pathway, their mitochondria become impaired resulting a cascade of events which eventually contributes to resistance toward therapies to tackle such diseases. In abnormal tissues such as seen in the tumor microenvironment, when cancer cells utilize glycolysis, other cell types such as the immune cells switch their metabolism and prefer such glycolysis. As a result, utilization of therapies to destroy glycolytic preferences by cancer cells results in destruction of immune cells contributing toward an immunosuppressive phenotype. Thus, development of targeted, trackable, comparatively stable glycolysis inhibitors is urgently needed to manage diseases where glycolysis is preferred for disease progression. No glycolysis inhibitor exists which can be tracked and packaged in a delivery vehicle for efficient targeted deployment. Here, we report synthesis, characterization, and formulation of an all-in-one glycolysis inhibitor and document the therapeutic potential along with trackability and glycolysis inhibition of this inhibitor by utilizing an in vivo breast cancer model.
Insights
This study introduces a novel, trackable glycolysis inhibitor designed to target cancer cells without harming immune cells. This development offers a promising new therapeutic strategy for diseases driven by abnormal cellular metabolism.
Area of Science:
- Biochemistry
- Oncology
- Immunology
Background:
- Cellular metabolic reprogramming, particularly enhanced glycolysis, is a hallmark of various diseases, including cancer.
- This metabolic shift in cancer cells impairs mitochondria and can lead to therapeutic resistance.
- Cancer cell glycolysis also affects immune cells in the tumor microenvironment, promoting an immunosuppressive state and hindering anti-cancer immunity.
Purpose of the Study:
- To address the need for targeted, trackable, and stable glycolysis inhibitors for disease management.
- To develop an "all-in-one" glycolysis inhibitor with therapeutic potential, trackability, and formulation capabilities.
- To evaluate the therapeutic efficacy and trackability of the novel inhibitor in an in vivo breast cancer model.
Main Methods:
- Synthesis and characterization of a novel glycolysis inhibitor.
- Formulation of the inhibitor for potential targeted delivery.
- In vivo assessment of the inhibitor's therapeutic potential, trackability, and glycolysis inhibition in a breast cancer model.
Main Results:
- Successful synthesis, characterization, and formulation of a novel, trackable glycolysis inhibitor.
- Demonstration of the inhibitor's ability to target glycolysis.
- Evidence of therapeutic potential in an in vivo breast cancer model, alongside its trackability.
Conclusions:
- The developed inhibitor represents a significant advancement in targeting glycolysis-dependent diseases.
- The inhibitor's trackability and formulation offer potential for targeted delivery and enhanced therapeutic strategies.
- This work paves the way for new treatments that selectively target cancer cell metabolism while preserving anti-tumor immunity.
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