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Toll like receptor 2

Toll-like receptor 2 (TLR2) is a protein involved in innate immune signaling and is studied as a target in infection, inflammation, cancer, vaccine design, and small-molecule discovery.

Where the papers sit

10 papers from the last 6 months study toll like receptor 2 directly · updated from PubMed 24 Oct 2026

Study type 0 clinical trials · 2 human data · 8 preclinical

Themes 3 themes

  • Antibody-Based TLR2 Modulation

    Antibody engineering is being used to block or reshape TLR2-driven inflammation in pain and infection. Structure-guided scFv work localizes recognition to complementarity-determining regions, while recombinant anti-TLR2 antibodies are paired with PLGA gene delivery for neuropathic pain. CLEC5A/TLR2 bispecific blockade suppresses dengue-induced macrophage cytokines. The shared aim is selective control of cytokine production, although vaccine design broadens the application beyond direct TLR2 inhibition.

    4 papers · 40%

  • Small-Molecule TLR2 Antagonists

    Structure-based screening is driving the search for small-molecule TLR2 antagonists rather than nonspecific inflammatory suppression. Molecular dynamics, chemical profiling and network pharmacology are used to prioritize binding candidates and multitarget mechanisms. 3-fluoro-2-hydroxybenzaldehyde derivatives are being synthesized and tested in HEK-Blue hTLR2 assays. The main open question is whether computationally predicted binding translates into selective, biologically durable antagonism.

    3 papers · 30%

  • Microbial TLR2 Signaling

    Microbial ligands are being linked to TLR2 control of NF-κB and downstream inflammatory responses across infection, systemic disease and cancer therapy. Curli fibers and Mycoplasma pneumoniae illustrate distinct routes for protein- and receptor-level tuning, including Neu1 sialidase and the Siglec-5/Siglec-14 pair. Microbial levan is instead being used to potentiate a hepatic PEGylated benzimidazole-curcumin nanocomplex through TLR2-FXR/FGF1 signaling. The common theme is context-dependent coupling of innate sensing to inflammation or antitumor activity, with no single intervention yet dominant.

    3 papers · 30%

Papers

The 10 papers from the last 6 months that study toll like receptor 2 directly, newest first, by theme and by study type. Study types come from PubMed publication types and MeSH headings.

By theme

Antibody-Based TLR2 Modulation (4)
  1. Structure-informed characterization of a TLR2-binding scFv reveals a CDR-centered recognition model. Biochemical and biophysical research communications · 15 Aug 2026 PMID 42603469
  2. Development of recombinant anti-TLR2 antibodies and PLGA nanoparticle-based gene therapy for the treatment of neuropathic pain. Molecular therapy : the journal of the American Society of Gene Therapy · 30 Jul 2026 PMID 42528133
  3. CLEC5A/TLR2 bispecific antibody suppresses dengue virus-induced pro-inflammatory cytokines production from macrophages. Journal of biomedical science · 29 Jun 2026 PMID 42374442
  4. Integrative 16S rRNA characterization, pan-genome, and immunoinformatics approaches for the design of a multi-epitope vaccine against Bacillus cereus, a foodborne pathogen. World journal of microbiology & biotechnology · 19 May 2026 PMID 42154343
Small-Molecule TLR2 Antagonists (3)
  1. Discovery and biological evaluation of novel TLR2 antagonists through structure-based virtual screening and molecular dynamics simulations. Bioorganic chemistry · 7 Jul 2026 PMID 42413396
  2. Design, synthesis, and evaluation of 3-fluoro-2-hydroxybenzaldehyde derivatives as TLR2 small molecule antagonists. Bioorganic chemistry · 17 Jun 2026 PMID 42308788
  3. An Integrated Approach Combining Chemical Profiling, Network Pharmacology, and In Vitro Validation to Uncover the Multitarget Mechanisms of Naokang II Decoction against Vascular Dementia. Journal of natural products · 8 May 2026 PMID 42099108
Microbial TLR2 Signaling (3)
  1. Modulating innate immune responses to curli fibers through protein engineering. Infection and immunity · 21 Sept 2026 PMID 42765877
  2. Microbial levan potentiates hepatic retention and antitumor activity of a PEGylated benzimidazole-curcumin nanocomplex through TLR2-FXR/FGF15-associated immunometabolic remodeling in experimental liver cancer. Scientific reports · 11 Aug 2026 PMID 42581056
  3. Coordinated Regulation of TLR2 Signaling by Neu1 Sialidase and the Siglec-5/Siglec-14 Receptor Pair During Mycoplasma pneumoniae Infection. ACS infectious diseases · 25 Jun 2026 PMID 42350323

By study type

Human data, design not indexed (2)
  1. Modulating innate immune responses to curli fibers through protein engineering. Infection and immunity · 21 Sept 2026 PMID 42765877
  2. CLEC5A/TLR2 bispecific antibody suppresses dengue virus-induced pro-inflammatory cytokines production from macrophages. Journal of biomedical science · 29 Jun 2026 PMID 42374442
Preclinical: animal, cell and lab studies (8)
  1. Structure-informed characterization of a TLR2-binding scFv reveals a CDR-centered recognition model. Biochemical and biophysical research communications · 15 Aug 2026 PMID 42603469
  2. Microbial levan potentiates hepatic retention and antitumor activity of a PEGylated benzimidazole-curcumin nanocomplex through TLR2-FXR/FGF15-associated immunometabolic remodeling in experimental liver cancer. Scientific reports · 11 Aug 2026 PMID 42581056
  3. Development of recombinant anti-TLR2 antibodies and PLGA nanoparticle-based gene therapy for the treatment of neuropathic pain. Molecular therapy : the journal of the American Society of Gene Therapy · 30 Jul 2026 PMID 42528133
  4. Discovery and biological evaluation of novel TLR2 antagonists through structure-based virtual screening and molecular dynamics simulations. Bioorganic chemistry · 7 Jul 2026 PMID 42413396
  5. Coordinated Regulation of TLR2 Signaling by Neu1 Sialidase and the Siglec-5/Siglec-14 Receptor Pair During Mycoplasma pneumoniae Infection. ACS infectious diseases · 25 Jun 2026 PMID 42350323
  6. Design, synthesis, and evaluation of 3-fluoro-2-hydroxybenzaldehyde derivatives as TLR2 small molecule antagonists. Bioorganic chemistry · 17 Jun 2026 PMID 42308788
  7. Integrative 16S rRNA characterization, pan-genome, and immunoinformatics approaches for the design of a multi-epitope vaccine against Bacillus cereus, a foodborne pathogen. World journal of microbiology & biotechnology · 19 May 2026 PMID 42154343
  8. An Integrated Approach Combining Chemical Profiling, Network Pharmacology, and In Vitro Validation to Uncover the Multitarget Mechanisms of Naokang II Decoction against Vascular Dementia. Journal of natural products · 8 May 2026 PMID 42099108