Medicinal plants: a natural chaperones source for treating neurological disorders
Bernd Kastenholz1, David E Garfin
1Forschungszentrum Jülich GmbH, Institut Phytosphäre (ICG-3), Jülich 52425, Germany. b.kastenholz@fz-juelich.de
Protein and Peptide Letters
|February 10, 2009
Summary
Medicinal plants may offer new treatments for neurodegenerative diseases like Alzheimer's. Bioactive copper chaperones from plants show promise as lead molecules for developing drugs targeting protein misfolding and metal ion metabolism disorders.
Area of Science:
- Biochemistry
- Pharmacology
- Neuroscience
Background:
- Neurodegenerative protein-misfolding diseases, including Amyotrophic Lateral Sclerosis (ALS), Alzheimer's disease, and prion diseases, currently lack etiological pharmaceutical treatments.
- Protein misfolding and aggregation are central pathological features across these debilitating conditions.
- Metal ion dysregulation is increasingly recognized as a contributing factor in neurodegeneration.
Purpose of the Study:
- To review the potential development of chaperone-based medications derived from medicinal plants for treating neurodegenerative protein-misfolding diseases.
- To explore the specific protein-protein interactions between plant metallochaperones and human enzymes.
- To identify lead molecules for novel drug development targeting metal ion metabolism in neurological disorders.
Main Methods:
- Literature review focusing on medicinal plants with known therapeutic properties, such as Ginkgo biloba.
- Analysis of research on plant metallochaperones and their interactions with human enzymes involved in protein folding and metal ion homeostasis.
- Examination of studies investigating bioactive copper chaperones for superoxide dismutase (SOD) in medicinal plants.
Main Results:
- Medicinal plants contain compounds that can act as chaperones, potentially aiding in protein folding.
- Plant-derived metallochaperones exhibit specific interactions with human enzymes, suggesting a basis for therapeutic intervention.
- Bioactive copper chaperones for SOD isolated from medicinal plants demonstrate potential as lead compounds for drug discovery.
Conclusions:
- Chaperone-based medications derived from medicinal plants represent a promising avenue for the etiological treatment of neurodegenerative protein-misfolding diseases.
- Plant metallochaperones and their interactions offer novel targets for pharmaceutical development.
- Bioactive copper chaperones from medicinal plants could be instrumental in treating diseases associated with aberrant metal ion metabolism in humans and animals.
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