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Same causes, same cures
1Shandong Provincial Research Center for Bioinformatic Engineering and Technique, Center for Advanced Study, Shandong University of Technology, Zibo 255049, PR China. zhanghy@sdut.edu.cn
Abstract:
Thanks to the continuing bio-medicinal efforts, similar causes underlying the pathogenesis of Alzheimer's disease (AD) and prion diseases (PDs) have been revealed, which include oxidative stress, excessive transition metal ions, and misfolded/aggregated proteins. Therefore, the therapeutic strategy for one disease may be effective for the other. More interestingly, accumulating evidence indicates that not just the strategies but also the prescriptions may be shared by AD and PD treatments. In this review, we first summarize the known dual fighters against AD and PDs (which include antioxidants, metal chelators, and protein aggregation inhibitors), and then indicate that some super-dual-fighters may hit multiple targets implicated in AD and PDs, whose structural features highlight the importance of aromatic moiety and phenolic groups. These findings not only provide important clues to accelerating the screening of anti-AD and anti-PDs drugs but also help to understand the etiology of AD and PDs.
Insights
Alzheimer's disease (AD) and prion diseases (PDs) share similar causes like oxidative stress and protein misfolding. Treatments targeting these shared pathways, including antioxidants and metal chelators, may be effective for both neurodegenerative conditions.
Area of Science:
- Neuroscience
- Biochemistry
- Pharmacology
Background:
- Alzheimer's disease (AD) and prion diseases (PDs) share common pathogenic mechanisms.
- These include oxidative stress, dysregulation of transition metal ions, and aberrant protein aggregation.
- Understanding these overlaps suggests potential for shared therapeutic strategies.
Purpose of the Study:
- To review existing therapeutic strategies for AD and PDs.
- To identify compounds effective against both diseases.
- To explore structural features of effective therapeutic agents.
Main Methods:
- Literature review of studies on AD and PD pathogenesis.
- Analysis of therapeutic agents targeting shared pathways.
- Identification of dual-acting compounds (dual fighters) and multi-targeting agents (super-dual-fighters).
Main Results:
- Identified antioxidants, metal chelators, and protein aggregation inhibitors as common therapeutic approaches.
- Highlighted specific compounds with dual efficacy against AD and PDs.
- Emphasized the structural importance of aromatic moieties and phenolic groups in these compounds.
Conclusions:
- Therapeutic strategies and potentially specific drugs can be shared between AD and PD treatments.
- Compounds with aromatic and phenolic structures show promise as 'super-dual-fighters'.
- Findings facilitate drug screening for both neurodegenerative diseases and deepen etiological understanding.
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