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Updated: Jun 22, 2026

Screening Bioactive Nanoparticles in Phagocytic Immune Cells for Inhibitors of Toll-like Receptor Signaling
Published on: July 26, 2017
Recent patents in Toll-like receptor pathways and relevance to cancer
Kevin Kimbro1, Sabrenia Parker
1Emory University, Department of Hematology and Medical Oncology, Atlanta, GA 30322, USA. kskimbr@emory.edu
Abstract:
The first lines of defense in the human innate immune system are membrane receptors called Toll-like receptors (TLRs). This family of receptors functions as primary sensors to recognize microbial pathogens. Subsequent binding of ligands to TLRs lend to the activation of cellular signaling pathways that regulate expression of genes related to inflammation and immunity. The discovery and supporting evidence of functional and structural diversity suggests TLRs are key participants in cellular immunity and are important to various medical conditions including the tumor microenvironment. TLR heterogeneity emphasizes the role of these receptors and suggests a new opportunity to develop therapies targeting specific or multiple TLRs that may contribute to the treatment of a myriad of diseases including various cancers. In this article, we intend to focus on a number of recently issued patents related to TLRs and to propose the relevance of these patents to novel treatments for cancers.
Insights
Toll-like receptors (TLRs) are key innate immune sensors. Recent patents highlight TLRs
Area of Science:
- Immunology
- Molecular Biology
- Oncology
Background:
- Toll-like receptors (TLRs) are critical membrane receptors in the innate immune system, acting as primary sensors for microbial pathogens.
- Ligand binding to TLRs initiates cellular signaling pathways regulating inflammatory and immune gene expression.
- Functional and structural diversity of TLRs indicates their significant role in cellular immunity and various medical conditions, including the tumor microenvironment.
Purpose of the Study:
- To review recently issued patents concerning Toll-like receptors (TLRs).
- To explore the relevance of these TLR-related patents for developing novel cancer treatments.
Main Methods:
- Review of recent patent literature focusing on Toll-like receptors (TLRs).
- Analysis of patent claims and descriptions for therapeutic applications, particularly in oncology.
Main Results:
- Identification of emerging patent trends in TLR-targeted therapies.
- Highlighting specific patented strategies for modulating TLRs in cancer treatment.
Conclusions:
- TLR heterogeneity presents therapeutic opportunities for targeting specific or multiple TLRs.
- Patented TLR-targeting approaches may offer novel treatment strategies for various cancers and other diseases.
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