Imiquimod hydrochloride is an immune response modifier that acts as a toll-like receptor 7agonist.
TLR7/8 agonist 9 (Compound 25a) is a TLR7/8 agonist, with EC50s of 40 nM and 23 nM for hTLR7/8. TLR7/8 agonist 9 has anti-tumor activity and improves the antitumor activity of PD-1/PD-L1 blockade. TLR7/8 agonist 9 can be used for research of cancer immunotherapy[1].
Agatolimod sodium (ODN 7909) is a class B CpG ODN and is a TLR9 agonist. Agatolimod sodium can be used as vaccine adjuvant. Agatolimod sodium can be used for the research of cancer. Sequence: 5’-TCGTCGTTTTGTCGTTTTGTCGTT-3’[1][2].
PF-4878691 is a potent and selective Toll-like receptor 7 (TLR7) agonist.
TLR7 agonist 8 (compound IIb-34) is an TLR7 agonist with an EC50 value of ~4 nM[1].
TLR8 agonist 2 hydrochloride is a potent and selective TLR8 agonist with an EC50 of 3 nM for human TLR8. TLR8 agonist 2 hydrochloride shows less active against human TLR7 (EC50 of 33.33 μM)[1].
4-Methoxylonchocarpin is an orally active anti-inflammatory agent. 4-methoxylonchocarpin inhibits the binding of LPS to Toll-like Receptor (TLR) TLR4 to inhibit NF-κB activation and TNF Receptor and IL-6 expression. 4-Methoxylonchocarpin also inhibits the phosphorylation of TGF-beta activated kinase 1 and TNBS-induced expression of IL-1β, IL-17A, and TNF. 4-methoxylonchocarpin can improve 2,4, 6-trinitrobenzene sulfonic acid (TNBS)-induced colitis mouse model[1].
L6H21, a derivative of chalcone, is an orally active and potent MD-2 (myeloid differentiation factor 2) inhibitor. L6H21 inhibits TLR4-NF-κB signaling and NLRP3 inflammasome activation in macrophages. L6H21 inhibits EtOH + LPS-induced apoptosis and mitochondrial damage in RAW264.7 cells. L6H21 effectively inhibits EtOH + LPS-induced hepatic fat accumulation and liver injury. L6H21 shows neuroprotective effect in a model of prediabetes[1][2].
TLR7/8 agonist 8 (compound 24m) is a potent toll-like receptor 7/8 (TLR7/8) dual agonist, with EC50s of 27 and 12 nM for hTLR7 and hTLR8, respectively. TLR7/8 agonist 8 can improve the antitumor activity of PD-1/PD-L1 blockade[1].
MD2-TLR4-IN-1 (compound 22m) is an inhibitor of myeloid differentiation protein 2/toll-like receptor 4 (MD2-TLR4) complex, inhibiting lipopolysaccharides (LPS)-induced expression of tumor necrosis factor alpha (TNF-α) and interleukin-6 (IL-6) in macrophages with IC50 values of 0.89 μM and 0.53 μM, respectively[1].
FSL-1 is a TLR2/6 agonist (also a putative TLR10 ligand). FSL-1 activates NF-κB. FSL-1 induces pro-inflammatory cytokines including IL-8, IL-1β, CCL20 and TNF-α in vitro. FSL-1 synergizes with IFNγ to induce CXCL10 release from melanoma cells.
Chloroquine D5 is deuterium labeled Chloroquine. Chloroquine is an antimalarial and anti-inflammatory agent widely used to treat malaria and rheumatoid arthritis. Chloroquine is an autophagy and toll-like receptors (TLRs) inhibitor. Chloroquine is highly effective in the control of SARS-CoV-2 (COVID-19) infection in vitro (EC50=1.13 μM)[1][2][3][4].
AXC-715 trihydrochloride is a TLR7/TLR8 dual agonist, extracted from patent WO2020168017 A1[1]. AXC-715 trihydrochloride, compound D from WO2020190734A1, can be used for synthesis of antibody-adjuvant immunoconjugates, comprising an antibody construct that binds programmed death-ligand 1 (PD-L1) linked to one or more adjuvants[2].
ODN M362, a class C oligodeoxynucleotide, is a TLR-9 agonist and can be used as a vaccine adjuvant. ODN M362 induces cancer cell apoptosis[1][2].
TLR7/8/9-IN-1 is a potent and orally bioavailable small molecule antagonist (IC50 = 43 nM) of Toll-like receptors 7/8/9 (TLR7/8/9).
Tomaralimab (OPN-305) is a humanised anti-TLR2 IgG4 monoclonal antibody. Tomaralimab has the potential for the research of Myelodysplastic Syndromes (MDS)[1].
Afimetoran is a toll-like receptor antagonist, which can be used in the research of inflammatory and autoimmune diseases[1].
Chloroquine is an antimalarial and anti-inflammatory agent widely used to treat malaria and rheumatoid arthritis. Chloroquine is a autophagy and toll-like receptors (TLRs) inhibitor. Chloroquine is highly effective in the control of SARS-CoV-2 (COVID-19) infection in vitro (EC50=1.13 μM)[1][2][3][4].
TLR4 agonist-1 (compound 17a) is a potent agonist of Toll-like Receptor 4 (TLR4), and induces the generation of MIP-1β in RAW 264.7 and MM6 cells[1].
1V209 (TLR7 agonist T7) is a Toll-like receptor 7 (TLR7) agonist and has anti-tumor effects. 1V209 can be conjugated with various polysaccharides to improve its water solubility, and enhance its efficacy, and maintain low toxicity[1][2].
Imiquimod-d9 is deuterium labeled Imiquimod. Imiquimod (R 837), an immune response modifier, is a selective toll like receptor 7 (TLR7) agonist. Imiquimod exhibits antiviral and antitumor effects in vivo. Imiquimod can be used for the research of external genital, perianal warts, cancer and COVID-19[1][2].
CU CPT 22 is a toll-like receptor 1 and 2 (TLR1/2) inhibitor with an IC50 of 0.58 µM.
Sparstolonin B acts as a selective TLR2 and TLR4 antagonist and selectively blocks TLR2- and TLR4-mediated inflammatory signaling. Sparstolonin B has anti-HIV and anticancer activities[1][2].
(R)-Hydroxychloroquine is the enantiomer of Hydroxychloroquine[1]. Hydroxychloroquine is a synthetic antimalarial drug which can also inhibit Toll-like receptor 7/9 (TLR7/9) signaling. Hydroxychloroquine is efficiently inhibits SARS-CoV-2 infection in vitro[2][3][4].
CL264 is a TLR7-specific agonist for innate immune signals research[1].
Complete Freund's adjuvant (CFA) is an immunoadjuvant emulsified with antigen by its discoverer Jules T. Freund to enhance an animal's immune response to an antigen. Complete Freund's adjuvant (CFA) is also an inducer of the Th1 immune response and a ligand of TLRs. Complete Freund's adjuvant (CFA) contains heat-killed inactive tuberculosis bacilli and consists of a paraffin oil-in-water emulsion. Complete Freund's adjuvant (CFA) stimulates a strong and durable immune response and can be used to induce persistent inflammatory pain models in mice, experimental autoimmune myocarditis (EAM) models, and more. Incomplete Freund's adjuvant (IFA) (HY-153808A) is another type of Freund's Adjuvant that stimulates a weaker immune response[1][2].
(S)-Hydroxychloroquine ((S)-HCQ) is the enantiomer of Hydroxychloroquine[1]. Hydroxychloroquine, a synthetic antimalarial drug, inhibits Toll-like receptor 7/9 (TLR7/9) signaling, and shows efficiently inhibits SARS-CoV-2 infection in vitro[2][3][4].
ODN 2007, a class B CpG ODN (oligodeoxynucleotide), is a Toll-like receptor (TLR) ligand. ODN 2007 can be used as an immunomodulator, vaccine adjuvant, and enhance immune responses in mammals, fish, and humans. ODN 2007 sequence: 5'-TCGTCGTTGTCGTTTTGTCGTT-3'[1][2][3].
Chlojaponilactone B is a lindenane-type sesquiterpenoid with anti-inflammatory properties. Chlojaponilactone B suppresses inflammatory responses by inhibiting TLR4 and subsequently decreasing reactive oxygen species (ROS) generation, downregulating the NF-κB, thus reducing the expression of the pro-inflammatory cytokines iNOS, NO, COX-2, IL-6 and TNF-α[1].