FOXC1 Biomarker Assay for Cancer Recurrence Risk Stratification

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Solution Overview

Problem

Current cancer screening strategies fail to accurately predict which patients are at high risk of recurrence and metastasis, leading to diluted therapeutic efficacy in clinical trials and ineffective labeling of treatment approaches.

Innovation Solution

Utilizing FOXC1 as a biomarker to detect FOXC1 protein or nucleic acid levels in cancer patients, combined with targeted therapeutic strategies to inhibit FOXC1-driven pathways, to predict recurrence and metastasis risk and guide personalized treatment plans.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional clinical factors (TNM staging criteria) are used for cancer prognosis, then the diagnostic workflow remains simple and cost-effective, but the prediction accuracy for recurrence and metastasis risk is insufficient

Engineering Contradiction:
Improveprediction accuracyVSAvoiddiagnostic complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent combines traditional clinical factors (TNM staging) with FOXC1 biomarker detection to create a composite diagnostic system. This merging approach allows the system to leverage both the simplicity of traditional criteria and the predictive power of molecular markers, achieving improved accuracy without completely redesigning the diagnostic workflow.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

FOXC1 serves as an intermediary biomarker that bridges the gap between traditional clinical staging and actual cancer behavior. By detecting FOXC1 expression levels, the system can refine prognosis predictions for patients with the same TNM stage, providing more nuanced risk stratification while maintaining integration with existing diagnostic frameworks.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If new prognostic biomarkers are identified to improve recurrence prediction, then patient stratification and treatment selection improve, but the complexity of diagnostic workflows increases

Engineering Contradiction:
Improveprognosis reliabilityVSAvoiddiagnostic workflow complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent focuses on detecting changes in FOXC1 expression levels (a specific parameter) to stratify patients into different risk categories. By concentrating on this single biomarker parameter rather than multiple complex molecular profiles, the system achieves improved prognosis reliability while minimizing the increase in diagnostic workflow complexity.

Inventive Principle:
Principle #35Parameter changes

3Measurement precision

If clinical trial populations are not enriched for high-risk patients, then trial enrollment remains accessible to broader populations, but therapeutic efficacy measurement is diluted

Engineering Contradiction:
Improvetherapeutic efficacy measurementVSAvoidpatient population inclusivity
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The system performs preliminary risk stratification using FOXC1 biomarker detection before patients are enrolled in clinical trials. This preliminary action identifies high-risk patients who are most likely to benefit from new therapies, allowing trial designers to proactively enroll these patients and ensure that efficacy measurements reflect the treatment's true impact on the most vulnerable population.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250283178A1FOXC1 expression as a complementary diagnostic assay for predicting efficacy of oncology drugs and drug combination regimens and methods for use
Publication Date: 2025.09.11 3N DIAGNOSTICS LTD
  • US20250283178A1 patent drawing
  • US20250283178A1 patent drawing
  • US20250283178A1 patent drawing

AI summary

Antibodies for determining the level of FOXC1 protein in a subject's tumor and methods of using FOXC1 antibodies to predict clinical efficacy of a cancer therapeutic, predict prognosis of a subject receiving the cancer therapeutic, and treat the subject based on the predictions of clinical efficacy and prognosis.