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AD Hypotheses and Suggested Clinical Trials
Pravat K Mandal1,2, Avantika Samkaria1, Joseph C Maroon3
1Neuroimaging and Neurospectroscopy (NINS) Laboratory, National Brain Research Centre, Gurgaon 122050, India.
Alzheimer's disease (AD) involves tau tangles, amyloid-β plaques, and neuronal loss. Oxidative stress and biometals are key factors in AD pathogenesis, driving research into antioxidant therapies.
Area of Science:
- Neuroscience
- Pathology
- Biochemistry
Background:
- Alzheimer's disease (AD) is a progressive neurodegenerative disorder impacting cognitive function and daily living.
- Key pathological hallmarks include hyperphosphorylated tau tangles, amyloid-β (Aβ) accumulation, and neuronal loss.
- Oxidative stress (OS) is increasingly recognized as a significant contributor to AD pathogenesis.
Observation:
- Biometals such as iron, zinc, and copper are implicated in promoting Aβ formation and neurodegeneration.
- The interplay between OS and biometals is a critical factor in AD development.
- Current research focuses on the impact of OS in AD, with antioxidant therapies being a primary focus of clinical trials.
Findings:
- The study reviews various hypotheses and clinical trials related to Alzheimer's disease.
- It highlights the crucial role of oxidative stress and biometals in AD pathology.
- Evidence supports the link between OS, biometals, and neurodegenerative processes in AD.
Implications:
- Understanding the role of OS and biometals can lead to novel therapeutic strategies for AD.
- Future interventions may target the modulation of oxidative stress and metal ion homeostasis.
- Further research into these mechanisms could pave the way for effective treatments for Alzheimer's disease.
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