Polyhydroxylated Benzophenones for HDAC1 Activation in Neurodegeneration

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Solution Overview

Problem

Current treatments for neurodegenerative disorders lack effective methods to activate histone deacetylase 1 (HDAC1) enzymatic activity, which is crucial for preventing neurodegeneration and maintaining DNA integrity in neurons.

Innovation Solution

Development of polyhydroxylated benzophenone compounds, specifically exifone, which increases HDAC1 deacetylase activity and is used in pharmaceutical compositions to treat neurological disorders by activating HDAC1, thereby addressing deficiencies in HDAC1 deacetylase activity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If current treatments are used for neurodegenerative disorders, then existing therapeutic options are maintained, but HDAC1 enzymatic activity cannot be activated

Engineering Contradiction:
ImproveHDAC1 activation effectivenessVSAvoidtreatment options
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent applies parameter changes by developing polyhydroxylated benzophenone compounds with specific molecular structures (Formula I and Formula II) that have optimized parameters for HDAC1 activation. The compounds feature specific hydroxyl group positions and substitutions that enhance their ability to activate HDAC1 enzymatic activity, thereby resolving the contradiction between maintaining treatment versatility and achieving reliable HDAC1 activation.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If HDAC1 activity is not activated, then current treatment protocols are maintained, but neurodegeneration prevention is insufficient

Engineering Contradiction:
Improveneurodegeneration preventionVSAvoidtreatment mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces polyhydroxylated benzophenone compounds as intermediary substances that mediate between existing treatment protocols and HDAC1 activation. These compounds serve as the missing link that enables HDAC1 activation without requiring complex changes to existing treatment frameworks, thus improving neurodegeneration prevention while avoiding excessive treatment mechanism complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If polyhydroxylated benzophenone compounds are developed, then HDAC1 activation is achieved, but compound structure complexity increases

Engineering Contradiction:
ImproveHDAC1 deacetylase activityVSAvoidcompound structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies local quality by introducing hydroxyl groups at specific positions on the benzophenone core structure (Formula I and Formula II). Rather than uniformly complexing the entire molecule, the hydroxyl substitutions are strategically placed to maximize HDAC1 activation while maintaining reasonable structural simplicity. This localized modification approach achieves reliable HDAC1 activation without excessive overall compound complexity.

Inventive Principle:
Principle #3Local quality

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

Exifone effectively activates HDAC1, leading to enhanced deacetylation rates and neuroprotective effects, including protection from DNA damage, amelioration of neuronal loss, and improvement of cognitive functions in animal models of neurodegenerative diseases.

Implementation Method 1

exifone, increases the deacetylase activity of HDAC1... exifone increases the rate of deacetylation reaction by HDAC1

Methodology Applied
Scientific EffectEnzyme catalysis: Enzyme

Data Source

PatentUS11639325B2Compositions of polyhydroxylated benzophenones and methods of treatment of neurodegenerative disorders
Publication Date: 2023.05.02 THE GENERAL HOSPITAL CORP
  • US11639325B2 patent drawing
  • US11639325B2 patent drawing
  • US11639325B2 patent drawing

AI summary

The present invention relates to polyhydroxylated benzophenone compounds useful in the treatment of neurodegenerative, neurological, psychiatric, and cognitive diseases, in particular those associated with a deficiency in HDAC1 deacetylase activity.