LSF Inhibitor Small Molecules for Hepatocellular Carcinoma Treatment

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Solution Overview

Problem

Current treatments for hepatocellular carcinoma (HCC) are inadequate, with limited effective options beyond sorafenib, which offers only marginal survival benefits, and there is a need for novel targeted therapies due to the aggressive nature and poor prognosis of HCC, particularly in cases of metastasis.

Innovation Solution

Development of small-molecule compounds that inhibit the expression of the Late SV40 Factor (LSF) transcription factor, which is highly upregulated in HCC cells, to disrupt oncogenesis and tumor progression.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional treatments (sorafenib) are used for hepatocellular carcinoma, then treatment can be provided, but survival benefits are only marginal and treatment options are limited

Engineering Contradiction:
Improvetreatment effectivenessVSAvoidtreatment options
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent changes the molecular target parameter from conventional kinase inhibition (sorafenib) to transcription factor inhibition (LSF). By identifying and inhibiting LSF, a master transcription factor that regulates multiple oncogenic pathways, the treatment mechanism is fundamentally altered to achieve superior anti-tumor efficacy where conventional therapies have failed

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent introduces small molecule compounds as intermediaries that specifically bind to and inhibit LSF. These compounds act as mediators between the therapeutic goal (cancer treatment) and the molecular target (LSF), enabling selective inhibition of this transcription factor and its downstream oncogenic pathways without affecting other cellular processes

Inventive Principle:
Principle #24Intermediary (Mediator)

2Speed

If HCC treatment is delayed or ineffective, then tumor progresses aggressively, but available therapies provide poor prognosis particularly in metastatic cases

Engineering Contradiction:
Improvetumor progression rateVSAvoidprognosis
Core Design Contradiction:
SpeedVSReliability

Solution Approach 1:

The patent employs preliminary action by inhibiting LSF, a master transcription factor that controls the expression of multiple genes involved in tumor progression and metastasis. By blocking LSF upstream in the regulatory cascade, the patent prevents the activation of downstream oncogenic pathways before they can drive aggressive tumor behavior and metastatic spread

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent segments the complex oncogenic network into manageable therapeutic targets by identifying LSF as a key regulatory node. By specifically inhibiting LSF rather than attempting to block multiple downstream effectors simultaneously, the treatment approach simplifies the therapeutic strategy while achieving comprehensive suppression of tumor progression pathways

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9399644B2[1,3] dioxolo [4,5-G] quinoline-6(5H)thione derivatives as inhibitors of the late SV40 factor (LSF) for use in treating cancer
Publication Date: 2016.07.26 TRUSTEES OF BOSTON UNIV
  • US9399644B2 patent drawing
  • US9399644B2 patent drawing
  • US9399644B2 patent drawing

AI summary

The present invention relates generally to methods, compounds and/or compositions suitable for inhibiting, preventing and/or treating cancer, e.g. hepatocellular carcinoma (HCC). In some embodiments, the invention relates to the use of small-molecule compounds to inhibit, prevent and/or treat expression of the transcription factor Late SV40 Factor (LSF) for treatment of HCC or other cancer types.