Trackins (Trk-Targeting Drugs): A Novel Therapy for Different Diseases
George N Chaldakov1, Luigi Aloe2, Stanislav G Yanev3
1Departments of Anatomy and Cell Biology and Translational Stem Cell Biology, Research Institute, Medical University, 9002 Varna, Bulgaria.
Therapeutic strategies targeting neurotrophin receptors (Trk) offer new hope for reversing disease. "Trackins" (Trk-targeting drugs) show promise for cardiometabolic and neurodegenerative diseases, as well as cancers.
Area of Science:
- Neuroscience
- Pharmacology
- Molecular Biology
Background:
- Cellular signaling pathways involving protein kinases and phosphatases regulate cell growth and function.
- Neurotrophins, such as brain-derived neurotrophic factor (BDNF) and nerve growth factor (NGF), play critical roles in neuronal survival, growth, and function.
- Dysregulation of neurotrophin signaling is implicated in various diseases, including cardiometabolic disorders and neurodegenerative conditions.
Purpose of the Study:
- To update and expand the concept of "trackins" (Trk-targeting drugs) for therapeutic intervention.
- To explore the potential of agonistic trackins for treating neurotrophin-deficiency related cardiometabolic and neurodegenerative diseases.
- To investigate the utility of antagonistic trackins, specifically TrkA(NGF) inhibitors, for treating cancers, pain, and cardiac arrhythmias.
Main Methods:
- Review and synthesis of published research on neurotrophins and their Trk receptors.
- Analysis of the role of specific neurotrophin-Trk interactions in disease pathogenesis.
- Conceptual framework development for "trackins" as therapeutic agents.
Main Results:
- Agonistic trackins show potential for treating conditions like hypertension, type 2 diabetes mellitus, Alzheimer's disease, and Parkinson's disease.
- Antagonistic trackins, particularly TrkA(NGF) inhibitors, are promising for prostate cancer, breast cancer, pain management, and arrhythmogenic right-ventricular dysplasia.
- The druggability of TrkA(NGF), TrkA(pro-NGF), TrkB(BDNF), and TrkC(NT-3) receptors via trackins is supported by existing data.
Conclusions:
- Trackins represent a novel class of drugs targeting Trk receptors for diverse therapeutic applications.
- Further translational research is warranted to fully realize the clinical potential of trackins in treating cardiometabolic, neurodegenerative, and oncological diseases.
- Targeting neurotrophin receptor pathways offers a promising avenue for developing effective therapies to reverse disease phenotypes.
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