TNF-α-IN-10

TNF-α-IN-10 (compound 8a) is an inhibitor of IL-6 and TNF-α, exhibiting anti-inflammatory activity [1].

LTβR-IN-1 is a potent and selective lymphin β receptor (LTβR) inhibitor with a selective inhibitory effect on the nuclear translocation of p52 of TNF12A, without affecting the nuclear translocation of p65 mediated by the TNF-α receptor. It inhibits p52 nuclear translocation stimulated by TWEAK or Anti-LTβR with an IC50 of 10 μM and regulates the NF-kB signaling pathway in a ligand-independent manner.

CU-T12-9 is a potent TLR1 2 agonist(EC50 of 52.9 nM in HEK-Blue hTLR2 SEAP assay). It acts by activating the NFkB pathway, upregulating proinflammatory cytokines, and enhancing TLR1 and TLR2 dimerization.CU-T12-9 activates both the innate and the adaptive immune systems. CU-T12-9 selectively activates the TLR1 2 heterodimer, not TLR2 6. CU-T12-9 signals through NF-κB and invokes an elevation of the downstream effectors TNF-α, IL-10, and iNOS.

Platycodin D may stimulate TNF-α synthesis or inhibit degradation of TNF-α mRNA. Platycodin D (10 30 μM) suppresses prostaglandin E2 production in rat peritoneal macrophages stimulated by the protein kinase C activator 12-O-tetradecanoyl phorbol 13-acetate (TPA). Platycodin D and D3 are useful as expectorant agents in the treatment of various airway diseases, they can increase mucin release from rat and hamster tracheal surface epithelial cell culture and also from intact rat trachea upon nebulization.

JTE-607 is a cytokine production inhibitor. JTE-607 induces apoptosis accompanied by an increase in p21waf1 cip1 in acute myelogenous leukemia cells.

17(R)-Protectin D1 is an aspirin-triggered epimer of the specialized pro-resolving mediator protectin D1 .1It decreases leukotriene B4-induced transendothelial migration of human polymorphonuclear (PMN) neutrophils when used at concentrations ranging from 0.1 to 10 nM. 17(R)-Protectin D1 (0.01-10 ng) reduces the recruitment of neutrophils in a mouse model of TNF-α-induced peritonitis. 1.Serhan, C.N., Fredman, G., Yang, R., et al.Novel proresolving aspirin-triggered DHA pathwayChem. Biol.18(18)976-987(2011)

Rhein-13C4 is intended for use as an internal standard for the quantification of rhein by GC- or LC-MS. Rhein is an anti-inflammatory anthraquinone found in rhubarb and is the bioactive derivative of its prodrug diacerein . At 10 μM, rhein inhibits IL-1β signaling, suppressing signaling through NF-κB, and reduces the expression of the matrix metalloproteases MMP-1 and MMP-13.1 It inhibits IKKβ (IC50 = 11.8 μM), decreasing iNOS and IL-6 expression in LPS-stimulated macrophages but paradoxically increasing TNF-α, IL-1β, and HMBG1 expression.2 Rhein shows efficacy against pancreatic fibrosis, chronic pancreatitis, and hyperglycemia-induced pancreatic β-cell apoptosis.3,4 It also inhibits angiogenesis of breast cancer cells under normoxic and hypoxic conditions.5

1-Arachidonoyl lysophosphatidic acid is a phospholipid containing arachidonic acid at the sn-1 position. It has been found in rat brain as 37% of the arachidonic acid-containing lysophosphatidic acid (LPA) species and is a precursor to 1-arachidonoyl glycerol . 1-Arachidonoyl lysophosphatidic acid binds to the LPA2/EDG4 receptor with an EC50 value of approximately 10 nM. It prevents TNF-α and IL-6 secretion in wild-type but not Lpa2-/- dendritic cells stimulated by LPS. It also decreases differentiation of HT-29 human colon carcinoma cells to goblet cells in the presence of sodium butyrate.

Benpyrine is a highly specific and orally active TNF-α inhibitor with a KD value of 82.1 μM and an IC50 value of 0.109 μM. It tightly binds to TNF-α, blocking its interaction with TNFR1, and has potential for TNF-α mediated inflammatory and autoimmune disease research [1].

Pyranonigrin A is a fungal metabolite originally isolated from Aspergillus that has antioxidant activity. It scavenges 2,2-diphenyl-1-picrylhydrazyl (DPPH;) free radicals in a cell-free assay (IC50 = 132.9 μM). Pyranonigrin A (10 μM) suppresses TNF-α-induced expression of vascular cell adhesion molecule 1 (VCAM-1) in human umbilical vein endothelial cells (HUVECs).

Resveratrol-3-O-sulfate is a metabolite of resveratrol . In U-937 cells stimulated with LPS, resveratrol-3-O-sulfate (1 μM) decreases the expression of IL-1α, IL-1β, and IL-6 by 61.2, 76.6, and 42.2%, respectively, and decreases the release of TNF-α and IL-6 to similar levels as resveratrol. It has antioxidant activity in a Trolox assay, dose-dependently decreases growth of Caco-2 colorectal adenocarcinoma cells when used at concentrations ranging from 10 to 100 μM, and induces apoptosis at concentrations of 25 and 50 μM. Resveratrol-3-O-sulfate also displaces rosiglitazone from the outer mitochondrial protein mitoNEET (IC50 = 3.36 μM for the human protein), indicating that it binds to the thiazolidine-2,4-dione (TZD) binding pocket.

TAK1-IN-2 is a potent and selective TAK1 inhibitor with an IC50 of greater than 2 nM [1].

High affinity α7 nAChR partial agonist (Ki = 1.1 nM in rat; Emax < 10% of the response to ACh in rat and human). Inhibits ACh (IC50 = 2.7 nM) at α7 nAChR. Reduces LPS-induced TNF-α release from microglia enriched cultures. Anti-inflammatory. Briggs et al (2009) Role of channel activation in cognitive enhancement mediated by α7 nicotinic acetylcholine receptors. Br.J.Pharmacol. 158 1486 PMID:19845675 |Thomsen et al (2012) The α7 nicotinic acetylcholine receptor ligands methyllycaconitine, NS6740 and GTS-21 reduce lipopolysaccharide-induced TNF-α release from microglia. J.Neuroimmunol. 251 65 PMID:22884467 |Papke et al (2015) The analgesic-like properties of the alpha7 nAChR silent agonist NS6740 is associated with non-conducting conformations of the receptor. Neuropharmacology 91 34 PMID:25497451

Diprovocim-1 is an agonist of the toll-like receptor 1/2 heterodimer.1It induces TNF-α release in THP-1 cells (EC50= 110 pM), an effect that can be inhibited by anti-TLR1 or anti-TLR2 antibodies. Diprovocim-1 (10 mg/kg) increases the production of ovalbumin-specific IgG1 in wild-type, but notTLR2-/-, mice sensitized to ovalbumin.2It also enhances anti-PD-L1 antibody-induced activation of cytotoxic T lymphocytes, reduction of tumor growth, and increases in survival in a B16/F10 murine melanoma model. 1.Morin, M.D., Wang, Y., Jones, B.T., et al.Diprovocims: A new and exceptionally potent class of toll-like receptor agonistsJ. Am. Chem. Soc.140(43)14440-14454(2018) 2.Wang, Y., Su, L., Morin, M.D., et al.Adjuvant effect of the novel TLR1/TLR2 agonist Diprovocim synergizes with anti-PD-L1 to eliminate melanoma in miceProc. Natl. Acad. Sci. U.S.A.115(37)E8698-E8706(2018)

LL-37 is a cationic and α-helical antimicrobial peptide expressed in human bone marrow, testis, granulocytes, and gingival epithelium and is upregulated in psoriatic lesions. It inhibits growth of Gram-positive E. coli D21 and Gram-negative B. megatarium in a concentration-dependent manner and LL-37 expression is induced in A549 epithelial cells, alveolar macrophages, neutrophils, and monocyte-derived macrophages following M. tuberculosis infection. LL-37 binds sheep erythrocytes coated with S. minnesota Re-LPS and induces agglutination with a minimal agglutinating concentration (MAC) of 12.1 μg/ml. It is a chemoattractant for, and can induce calcium mobilization in, human monocytes, neutrophils, and T cells that naturally express formyl peptide receptor-like 1 (FPRL1) and FPRL1-transfected HEK293 cells. LL-37 (10-15 μM) pretreatment of dengue virus type 2 (DENV-2) reduces its infectivity as well as levels of viral genomic RNA and NS1 antigen. In vivo, LL-37 inhibits cecal ligation and puncture-induced caspase-1 activation and pyroptosis of peritoneal macrophages, reduces levels of the inflammatory cytokines IL-1β, IL-6, and TNF-α, and improves survival in polybacterial septic mice.

PDE4-IN-10 (compound 7a) is a potent PDE4 inhibitor with an IC50 of 7.01 μM for PDE4B, demonstrating selectivity, microsomal stability, TNF-α inhibition, and no major toxicities in vitro [1].

NOD2 antagonist 1 (compound 32) is an effective and selective NOD2 antagonist (IC50: 5.23 μM). In THP-1 cells, it represses Muramyl DiDP (MDP)-induced IL-8 secretion and, in PBMCs cells, inhibits MDP-induced elevation of IL-6, IL-10, and TNF-α.

COX-2-IN-10 is a potent COX-2 inhibitor that exhibits inhibitory effects on the production of IL-6, TNF-α, and IL-1β, and inhibits PGE2 production in a concentration-dependent manner with an IC50 value of 2.54 μM. Additionally, COX-2-IN-10 inhibits the expression of iNOS and COX-2 at both mRNA and protein levels.

STING agonist-23 (CF502) is a non-nucleotide, small-molecule stimulator of the STING pathway. Upon activation, it enhances the phosphorylation of STING, TBK1, and IRF3, leading to elevated levels of IFN-β, IL-6, CXCL-10, TNF-α, ISG-15, and CCL-5 in tumor cells. Moreover, STING agonist-23 demonstrates efficacy against SARS-CoV series strains [1].

STING agonist-24 (CF504), a non-nucleotide small-molecule STING agonist, activates STING, leading to increased phosphorylation of STING, TBK1, and IRF3. It elevates levels of IFN-β, IL-6, CXCL-10, TNF-α, ISG-15, and CCL-5 in tumor cells, demonstrating activity against SARS-CoV series strains [1].

STING agonist-23 (CF505) is a non-nucleotide, small-molecule compound that stimulates STING, enhancing the phosphorylation of STING, TBK1, and IRF3. It elevates the production of IFN-β, IL-6, CXCL-10, TNF-α, ISG-15, and CCL-5 in tumor cells and demonstrates efficacy against SARS-CoV strains [1].

STING agonist-23 (CF508), a non-nucleotide small-molecule STING agonist, activates STING, thereby enhancing the phosphorylation of STING, TBK1, and IRF3. This activation elevates the production of IFN-β, IL-6, CXCL-10, TNF-α, ISG-15, and CCL-5 in tumor cells. Moreover, STING agonist-23 demonstrates efficacy against SARS-CoV series strains [1].

STING agonist-23 (CF510) is a non-nucleotide, small-molecule activator of the STING pathway. It initiates the phosphorylation of STING, TBK1, and IRF3, enhancing the production of IFN-β, IL-6, CXCL-10, TNF-α, ISG-15, and CCL-5 in tumor cells. Notably, it demonstrates activity against SARS-CoV series strains [1].

TNF-α-IN-11 (Compound 10) is a TNF-α inhibitor with a dissociation constant (K D) of 12.06 μM. It impedes TNF-α-induced caspase activation and the NF-κB signaling pathway by binding to TNF-α, suppressing the phosphorylation of IκBα and the nuclear migration of NF-κB p65. This compound is utilized in the study of TNF-α-mediated autoimmune diseases [1].