Small-Molecule IL-4 Inhibitors for Broad Inflammatory Disease Coverage

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Solution Overview

Problem

Current therapeutics targeting interleukin-4 (IL-4) are inadequate in addressing the dysregulation of cellular signaling associated with inflammatory conditions and its role in autoimmunity, allergic reactions, arthritis, and cancer progression.

Innovation Solution

Development of small molecule inhibitors, such as compounds of formula (I), which selectively target IL-4 receptors to inhibit IL-4 activity, thereby modulating downstream signaling pathways.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If current therapeutics are used to target IL-4, then treatment is provided for some inflammatory conditions, but the dysregulation of cellular signaling associated with autoimmunity, allergic reactions, arthritis, and cancer progression is not adequately addressed

Engineering Contradiction:
Improvetherapeutic effectivenessVSAvoiddisease coverage
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent develops small molecule inhibitors that can broadly inhibit IL-4 signaling across multiple disease contexts (autoimmunity, allergic reactions, arthritis, cancer) through a single therapeutic mechanism, making the treatment universally applicable to diverse IL-4-mediated conditions while maintaining reliable therapeutic effectiveness

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Reliability

If small molecule inhibitors are developed to selectively target IL-4 receptors, then specific inhibition of IL-4 activity is achieved, but the complexity of the chemical structure and synthesis increases

Engineering Contradiction:
ImproveselectivityVSAvoidmolecular structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent optimizes specific molecular parameters (substituent positions, ring structures, molecular weight) of the small molecule inhibitors to achieve selective binding to IL-4 receptors while controlling structural complexity, allowing high selectivity without excessive molecular complexity

Inventive Principle:
Principle #35Parameter changes

3Reliability

If small molecule inhibitors are developed to target IL-4, then therapeutic benefits in treating IL-4 associated diseases are provided, but the cost and time of drug development increases

Engineering Contradiction:
Improvetherapeutic benefitVSAvoiddevelopment time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent performs preliminary structure-activity relationship (SAR) studies and computational modeling to pre-identify promising molecular scaffolds and optimize key structural features before full-scale synthesis and testing, reducing the overall development time while maintaining therapeutic benefit

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250313530A1Small molecule inhibitors of interleukin-4 and uses thereof
Publication Date: 2025.10.09 TRUSTEES OF BOSTON UNIV
  • US20250313530A1 patent drawing
  • US20250313530A1 patent drawing
  • US20250313530A1 patent drawing

AI summary

Dysregulated IL-4 signaling contributes to a number of immune-mediated diseases such as allergic inflammation, cancer, and autoimmunity. The present disclosure provides small molecule binders and inhibitors of IL-4, and pharmaceutical compositions, kits, and uses thereof.