Neuroprotective Polyphenol Analogs for Multi-Pathway Stroke Treatment
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Solution Overview
Problem
Current drug development paradigms are inadequate for addressing the complex factors contributing to nerve cell death in age-related disorders of the CNS, such as ischemic stroke, due to their focus on single molecular targets, which is unlikely to be effective given the multitude of insults involved in cell demise.
Innovation Solution
Development of polyphenol compounds and their derivatives with multiple biological activities, including neuroprotective, anti-inflammatory, and antioxidant properties, to target multiple pathways relevant to neurological function, exemplified by compounds like Fisetin, Chlorogenic Acid, and Baicalein, which are administered to maintain glutathione levels and promote neuronal protection and regeneration.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If single target ligands are developed with high affinity, then binding strength to one molecular target is improved, but effectiveness in treating nerve cell death is worsened due to the multitude of insults involved
Solution Approach 1:
The patent applies multi-functionality by designing small molecules that can simultaneously target multiple molecular pathways involved in nerve cell death. Instead of developing single-target ligands, the invention creates compounds with diverse biological activities including anti-inflammatory, antioxidant, and neuroprotective properties, allowing one molecule to address multiple insults contributing to neuronal damage.
Solution Approach 2:
The patent employs composite materials by combining multiple functional groups and moieties within a single small molecule structure. This creates a composite therapeutic agent that integrates various mechanisms of action (e.g., radical scavenging, enzyme inhibition, receptor modulation) into one unified compound, enabling simultaneous intervention in multiple pathological processes.
2Reliability
If multiple biological activities are targeted in one compound, then treatment effectiveness is improved, but device complexity increases
Solution Approach 1:
The patent applies merging by consolidating multiple therapeutic functions into a single small molecule entity. Rather than administering separate drugs for each pathway, the invention merges anti-inflammatory, antioxidant, and neuroprotective activities into one compound, simplifying the treatment regimen while maintaining multi-pathway intervention.
Solution Approach 2:
The patent achieves universality by creating small molecules capable of interacting with multiple targets across different biological systems. These compounds can simultaneously modulate inflammatory responses, scavenge reactive oxygen species, and protect neuronal cells, providing broad-spectrum neuroprotection through a single agent.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
These polyphenol compounds demonstrate enhanced neuroprotective activity in ischemic models, improving behavioral outcomes and reducing neurological deficits by addressing multiple mechanisms of neuronal damage, thereby providing a more effective treatment for conditions like stroke and neurodegenerative diseases.
Implementation Method 1
Fisetin not only has direct antioxidant activity but it can also increase the intracellular levels of glutathione
Implementation Method 2
Fisetin can also increase the intracellular levels of glutathione, the major intracellular antioxidant, via the activation of transcription factors such as Nrf2
Implementation Method 3
Fisetin can also maintain mitochondrial function in the presence of oxidative stress
Implementation Method 4
In addition, it has anti-inflammatory activity against immune cells and inhibits the activity of 5-lipoxygenase
Implementation Method 5
it has anti-inflammatory activity against immune cells and inhibits the activity of 5-lipoxygenase, thereby reducing the production of lipid peroxides and their pro-inflammatory by-products
Data Source
AI summary
The present invention provides neuroprotective polyphenol compounds, which can be synthetic analogs of fisetin, baicalein or chlorogenic acid, that maintain neuroprotective, anti-inflammatory, glutathione promoting, and/or antioxidant properties. The neuroprotective polyphenol compounds are useful for promoting, enhancing and/or increasing neuron protection, growth and/or regeneration. The polyphenol compounds further find use for increasing and or maintaining intracellular glutathione (GSH) levels. The polyphenol compounds are also useful for treating, preventing, mitigating and/or delaying neurodegenerative conditions, including diabetes, Parkinson's disease, Huntington's disease, Alzheimer's disease, non-Alzheimer's dementias, multiple sclerosis, traumatic brain injury, spinal cord injury or ALS.