NF-κB

Inhibitory Selectivity

NF-κB Products

New NF-κB Products
Catalog No. Information Product Use Citations Product Validations
S2824

TPCA-1

TPCA-1 (GW683965) is an inhibitor of IKK-2 with IC50 of 17.9 nM in a cell-free assay, inhibits NF-κB pathway, exhibits 22-fold selectivity over IKK-1. TPCA-1 is also an inhibitor of STAT3 and enhances apoptosis.

S4902

QNZ (EVP4593)

QNZ (EVP4593) shows potent inhibitory activity toward both NF-κB activation and TNF-α production with IC50 of 11 nM and 7 nM in Jurkat T cells, respectively.

S4073

Sodium 4-Aminosalicylate

Sodium 4-Aminosalicylate is an antibiotic used to treat tuberculosis via NF-κB inhibition and free radical scavenging.

S7351

JSH-23

JSH-23 is an inhibitor of NF-κB transcriptional activity with IC50 of 7.1 μM in RAW 264.7 cell line.

E0022New

Ophiopogonin D

Ophiopogonin D (OJV-VI, Deacetylophiopogonin C) is a steroidal glycoside isolated from Chinese herb Radix ophiopogonis and shows anti-tumor property. Ophiopogonin D could suppress TGF-β1-mediated metastatic behavior of MDA-MB-231 cells by regulating ITGB1/FAK/Src/AKT/β-catenin/MMP-9 signaling axis. Ophiopogonin D attenuates PM2.5-induced inflammation via suppressing the AMPK/NF-κB pathway in mouse pulmonary epithelial cells.

S9871New

BTYNB

BTYNB (BTYNB IMP1 Inhibitor, MDK6620) is a potent and selective inhibitor of IMP1 binding to c-Myc mRNA. BTYNB downregulates β-TrCP1 mRNA and reduces activation of nuclear transcriptional factors-kappa B (NF-κB). BTYNB disrupts this enhancer function by impairing IGF2 mRNA-binding protein 1 (IGF2BP1)-RNA association.

S5899New

(R)-(-)-Ibuprofen

(R)-(-)-Ibuprofen ((R)-Ibuprofen) inhibits the activation of NF-κB in response to T-cell stimulation with IC50 of 121.8 μM. R(-)-ibuprofen exerts anti-inflammatory and antinociceptive effects.

S7428New

Rocaglamide

Rocaglamide (Roc-A), isolated from Aglaia species, is a potent inhibitor of heat shock factor 1 (HSF1) activation with IC50 of ~50 nM for HSF1. Rocaglamide inhibits the function of the translation initiation factor eIF4A. Rocaglamide also inhibits NF-κB activity. Rocaglamide exhibits anti-tumor activity.

S3231New

UCB-9260

UCB-9260 is an orally active inhibitor that inhibits TNF signalling by stabilising an asymmetric form of the trimer. UCB-9260 binds TNF with Kd of 13  nM. UCB-9260 also inhibits NF-κB with IC50 of 202 nM after TNF stimulation.

S0911New

Hypaphorine

Hypaphorine which is abundantly found in vaccaria semen, counteracts inflammation via inhibition of ERK or/and NFκB signaling pathways.

S3355New

3-Hydroxyanthranilic acid

3-Hydroxyanthranilic Acid (3-HAA, 3-HANA), a tryptophan metabolite, has an immunomodulatory effect that may result from inhibition of PI3K/Akt/mTOR and NF-κB activity, thereby decreasing the production of pro-inflammatory mediators.

S3384New

(E/Z)-IT-603

(E/Z)-IT-603 is a mixture of E-IT-603 and Z-IT-603. IT-603 is a NF-κB family member c-Rel inhibitor with an IC50 of 3 μM in electrophoretic mobility shift assay (EMSA).

S1321New

Urolithin B

Urolithin B inhibits NF-κB activity by reducing the phosphorylation and degradation of IκBα. Urolithin B suppresses the phosphorylation of JNK, ERK, and Akt, and enhances the phosphorylation of AMPK. Urolithin B is also a regulator of skeletal muscle mass.

S6899New

Licochalcone D

Licochalcone D (Lico D, LCD, LD), a flavonoid isolated from a Chinese medicinal plant Glycyrrhiza inflata, has antioxidant, anti-inflammatory and anti-cancer properties. Licochalcone D inhibit phosphorylation of NF-κB p65 in LPS signaling pathway. Licochalcone D inhibits JAK2, EGFR and Met (c-Met) activities and induces ROS-dependent apoptosis. Licochalcone D also induces caspases activation and poly (ADP-ribose) polymerase (PARP) cleavage.

S0002

IAXO-102

IAXO-102 is an antagonist of TLR4 targeting both MD-2 and CD14 co-receptors. IAXO-102 inhibits MAPK and p65 NF-κB phosphorylation and downregulates the expression of TLR4 dependent proinflammatory proteins. IAXO-102 inhibits experimental abdominal aortic aneurysm (AAA) development.

S8279

Shikonin (C.I. 75535)

Shikonin (C.I. 75535, Anchusin, Anchusa acid, Alkanna Red, Isoarnebin 4, NSC 252844), a potent and specific Pyruvate kinase M2 (PKM2) inhibitor, is a major component of zicao (purple gromwell, the dried root of Lithospermum erythrorhizon), a Chinese herbal medicine with various biological activities. It is also an inhibitor of TMEM16A chloride channel activity using cell-based fluorescent-quenching assay. Shikonin exerts an anti-inflammatory effect by inhibiting tumor necrosis factor-α (TNF-α) and prevents activation of nuclear factor-κB (NF-κB) pathway via proteasome inhibition.

S3223

L-Quebrachitol

L-Quebrachitol (L-QCT), a natural product isolated from many plants, promotes proliferation and cell DNA synthesis. L-Quebrachitol upregulates bone morphogenetic protein-2 (BMP-2) and runt-related transcription factor-2 (Runx2) and regulatory genes associated with mitogen-activated protein kinase (MAPK) and Wnt/β-catenin signaling pathway, while down-regulating the receptor activator of the nuclear factor-κB(NF-κB) ligand (RANKL) mRNA level.

S0507

CBL0137

CBL0137 (Curaxin-137) is an inhibitor of the histone chaperone FACT (facilitates chromatin transcription) that simultaneously suppresses NF-κB and activates p53 with EC50 of 0.47 μM and 0.37 μM, respectively.

S9208

Ginsenoside Rb3

Ginsenoside Rb3, extracted from the plant Panax ginseng, plays important roles in cardiovascular diseases, including myocardial ischemia-reperfusion (I/R) injury. Ginsenoside Rb3 (0.1-10 μM) is tested for inhibition of tumor necrosis factor-α (TNF)-induced nuclear factor kappa-light-chain-enhancer of activated B cells (NF-κB) luciferase reporter activity using a human kidney 293T cell-based assay. Ginsenoside Rb3 shows the significant activity with an IC50 of 8.2 μM. Ginsenoside Rb3 also inhibits the induction of cyclooxygenase-2 (COX-2) and inducible nitric oxide synthase (iNOS) messenger Ribonucleic acid (mRNA) in a dose-dependent manner after HepG2 cells have been treated with TNF-α (10 ng/mL).

S0923

Isoliquiritin apioside

Isoliquiritin apioside (ISLA, ILA), a component isolated from Glycyrrhizae radix rhizome (GR), significantly decreases PMA-induced increases in matrix metalloproteinase (MMP) activities and suppresses PMA-induced activation of mitogen-activated protein kinase (MAPK) and NF-κB. Isoliquiritin apioside possesses anti-metastatic and anti-angiogenic abilities in malignant cancer cells and ECs, with no cytotoxicity.

S8961

Alobresib (GS-5829)

Alobresib (GS-5829) is a novel BET inhibitor that represents a highly effective therapeutics agent against recurrent/chemotherapy-resistant USC-overexpressing c-Myc. Alobresib (GS-5829) inhibits CLL cell proliferation and induces leukemia cell apoptosis through deregulation of key signaling pathways, such as BLK, AKT, ERK1/2, and MYC. Alobresib (GS-5829) also inhibits NF-κB signaling.

S3633

Pyrrolidinedithiocarbamate ammonium

Pyrrolidinedithiocarbamate ammonium (Ammonium pyrrolidine dithiocarbamate, APDC, PDTC) is a potent nuclear factor-κB (NF-κB) inhibitor that inhibits IκB phosphorylation, blocks NF-κB translocation to the nucleus and reduces the expression of downstream cytokines.

S3816

Dehydroevodiamine

Dehydroevodiamine (DHED), a constituent of Evodia rutaecarpa, has various biological effects such as hypotensive, negative chronotropic, ion channel depressant, inhibition of nitric oxide production and cerebral blood flow enhancing activities. Dehydroevodiamine inhibits LPS-induced iNOS, COX-2, prostaglandin E2 (PGE2) and nuclear factor-kappa B (NF-κB) expression in murine macrophage cells.

S5640

Ethyl caffeate

Ethyl caffeate, a naturally occurring compound found in Bidens pilosa, suppresses NF-kappaB activation and its downstream inflammatory mediators, iNOS, COX-2 and PGE2 in vitro.

S0781

IQ 3

IQ 3 is a specific c-Jun N-terminal kinase (JNK) inhibitor with Kd of 66 nM, 240 nM and 290 nM for JNK3, JNK1 and JNK2, respectively. IQ 3 inhibits LPS-induced NF-κB/AP1 transcriptional activity in THP1-Blue cells with IC50 of 1.4 μM. IQ 3 also inhibits TNF-α and IL-6 production in vitro.

S2261

Andrographolide

Andrographolide is a labdane diterpenoid that is the main bioactive component of the medicinal plant Andrographis paniculata.

S7445

E3330

E3330 (APX-3330) is a potent and selective APE1(Ref-1) inhibitor, which suppressed NF-kappa B DNA-binding activity.

S9040

Maslinic acid

Maslinic Acid (Crategolic Acid, 2α-Hydroxyoleanoic Acid), a Natural Triterpene, exerts a wide range of biological activities, i.e. antitumor, antidiabetic, antioxidant, cardioprotective, neuroprotective, antiparasitic and growth-stimulating. MA significantly suppresses the DNA-binding activity of NF-κB p65 in LPS-induced RAW 264.7 cells.

S8587

Withaferin A

Withaferin A (WA, WFA) potently inhibits NF-κB activation by preventing the tumor necrosis factor-induced activation of IκB kinase β via a thioalkylation-sensitive redox mechanism. Withaferin A binds to the intermediate filament (IF) protein, vimentin with antitumor and antiangiogenesis activity. Withaferin A is a steroidal lactone isolated from Withania somnifera.

S7273

SC75741

SC75741 is a potent NF-κB inhibitor with EC50 of 200 nM. SC75741 efficiently blocks influenza virus propagation.

S3760

Stachydrine hydrochloride

Stachydrine is isolated from seed husk and the pulp of the fruit of C. Leonurus, and many other Asian plants and fruits. It has potent anti-metastatic activity and cardioprotective effects. Stachydrine hydrochloride is the major active constituent of Herba Leonuri, which is a potential therapy for cardiovascular diseases. Stachydrine can inhibit the NF-κB signal pathway. Anti-hypertrophic activities.

S3293

Gardenoside

Gardenoside is a natural compound extracted from Gardenia fruits, with hepatoprotective properties. Gardenoside inhibits TNF-α, IL-1β, IL-6 and NFκB activation. Gardenoside also has an inhibitory effect on free fatty acids (FFA)-induced cellular steatosis. Gardenoside suppresses the pain in rats model of chronic constriction injury by regulating the P2X3 and P2X7 receptors.

S8483

CBL0137 HCl

CBL0137 (CBLC137, Curaxin 137) HCl activates p53 and inhibits NF-kB with EC50s of 0.37 μM and 0.47 μM in the cell-based p53 and NF-kB reporter assays, respectively. It also inhibits histone chaperone FACT (facilitates chromatin transcription complex).

S9388

(+)-Praeruptorin A

Praeruptorin A is a coumarin compound naturally occurring in the roots of Peucedanum praeruptorum Dunn., a commonly used traditional Chinese medicine for the treatment of certain respiratory diseases and hypertension. Praeruptorin A exerts anti-inflammatory effects in vitro through inhibition of NF-κB activation. (+)-Praeruptorin A is one of enantiomers.

S9075

Mulberroside A

Mulberroside A, isolated from the ethanol extract of Morus alba roots, is widely employed as an active ingredient in cosmetic products due to its anti-tyrosinase and anti-oxidant activities. Mulberroside A decreases the expressions of TNF-α, IL-1β and IL-6 and inhibits the activation of NALP3, caspase-1 and NF-κB and the phosphorylation of ERK, JNK and p38.

S7637

DTP3

DTP3 is a selective GADD45β/MKK7 (growth arrest and DNA-damage-inducible β/mitogen-activated protein kinase kinase 7) inhibitor and is able to restore MKK7/JNK activation. DTP3 inhibits cancer-selective NF-κB survival pathway.

S3874

Curcumenol

Curcumenol, a sesquiterpene isolated from Curcuma zedoaria, is known to possess a variety of health and medicinal values which includes neuroprotection, anti-inflammatory, anti-tumor and hepatoprotective activities. It inhibits NF-κB activation by suppressing the nuclear translocation of the NF-κB p65 subunit and blocking IκBα phosphorylation and degradation.

S3880

Schisantherin A

Schisantherin A (Gomisin C, Schisanwilsonin H, Arisanschinin K) is a dibenzocyclooctadiene that exhibits anti-tussive, sedative, anti-inflammatory, anti-osteoporotic, neuroprotective, cognition enhancing, and cardioprotective activities. Schisantherin A inhibits p65-NF-κB translocation into the nucleus by IκBα degradation.

S8341

TAK-243 (MLN7243)

TAK-243 (MLN7243) is a potent, mechanism-based small-molecule inhibitor of the ubiquitin activating enzyme (UAE) with an IC50 of 1 ± 0.2 nM in the UBCH10 E2 thioester assay. It has minimal inhibitory activity in a panel of kinase and receptor assays, as well as on human carbonic anhydrase type I and type II. TAK-243 (MLN7243) induces ER stress, abrogates NFκB pathway activation and promotes apoptosis.

S6671

SN50

SN50 (NF-κB SN50), a cell-permeable NF-κB inhibitory peptide, is composed of the signal peptide of Kaposi fibroblast growth factor.SN50 inhibits the activation of NF-κB and attenuates ventilator-induced lung injury.

S6679

C25-140

C25-140 is a small-molecule inhibitor of TRAF6-Ubc13 interaction. C25-140 directly binds to TRAF6, thereby blocking the interaction of TRAF6 with Ubc13, and as a consequence lowers TRAF6 activity. C25-140 impedes NF-κB activation in various immune and inflammatory signaling pathways also in primary human and murine cells.

S9417

Homoplantaginin

Homoplantaginin (Hispidulin-7-glucoside), a main flavonoid from a traditional Chinese medicine Salvia plebeia, has anti-inflammatory and anti-oxidant properties. Homoplantaginin inhibits TNF-α and IL-6 mRNA expression, IKKβ and NF-κB phosphorylation.

S4763

4-Hydroxychalcone

4-Hydroxychalcone (P-Cinnamoylphenol) is a chalcone metabolite with diverse biological activities. It inhibits TNFα-induced NF-κB pathway activation in a dose-dependent manner and also activates BMP signaling.

S9106

Eleutheroside E

Eleutheroside E, a principal component of Eleutherococcus senticosus (ES), has anti-inflammatory effects by inhibiting NF-κB and protecting against myocardial infarction.

S3808

Mangiferin

Mangiferin (Alpizarin, Chinomin, Hedysarid) is a bioactive compound that demonstrates many health perspectives and has been used to prepare medicinal and food supplements. Mangiferin is a Nrf2 activator. Mangiferin suppresses nuclear translocation of the NF-κB subunits p65 and p50.

S5579

Chelidonic acid

Chelidonic acid (Jerva acid, Jervaic acid, γ-Pyrone-2,6-dicarboxylic acid) is a secondary metabolite found in several plants with therapeutic potential in allergic disorders in experimental animals. Chelidonic acid inhibits IL-6 production by blocking NF-κB and caspase-1 in HMC-1 cells. Chelidonic acid is also an inhibitor of glutamate decarboxylase with Ki of 1.2 μM.

S2341

(-)-Parthenolide

(-)-Parthenolide, an inhibitor of the Nuclear Factor-κB Pathway, specifically depletes HDAC1 protein without affecting other class I/II HDACs; Also promotes the ubiquitination of MDM2 and activates p53 cellular functions.

S8941

NIK SMI1

NIK SMI1 is a highly potent and selective NF-κB-inducing kinase (NIK) inhibitor with Ki of 0.23 nM for NIK-catalyzed hydrolysis of ATP to ADP.

S0454

Adjudin

Adjudin (AF-2364), a potent male contraceptive, is a potent blocker of Cl⁻ channels. Adjudin exhibits anti-inflammatory properties by suppression of NF-κB p65 nuclear translocation and DNA binding activity as well as ERK MAPK phosphorylation.

S3867

(E)-Cardamonin

(E)-Cardamonin (Alpinetin chalcone, cardamomin) is a naturally occurring chalcone with strong anti-inflammatory activity. It is a novel TRPA1 antagonist with IC50 of 454 nM and also a NF-kB inhibitor.

S6714

INH14

INH14 is an inhibitor of TLR2-mediated NF-kB activation with IC50 values of 8.975 μM and 3.598 μM for IKKα and IKKβ, respectively.

S3261

Myrislignan

Myrislignan, a lignan isolated from Myristica fragrans Houtt, possesses anti-inflammatory activities. Myrislignan inhibits interleukin-6 (IL-6) and tumour necrosis factor-α (TNF-α). Myrislignan significantly inhibits the expressions of inducible NO synthase (iNOS) and cyclooxygenase-2 (COX-2) dose-dependently in LPS-stimulated macrophage cells. Myrislignan inhibits the NF-κB signalling pathway activation.

S4712

Diethylmaleate

Diethylmaleate (Diethyl ester, Maleic acid diethyl ester) is the diethyl ester of maleic acid and a glutathione-depleting compound that inhibits NF-kB.

S3298

Caulophylline (N-Methylcytisine)

Caulophylline (N-Methylcytisine, Caulophyllin, NMC) is a tricyclic quinolizidine alkaloid with anti-inflammatory activities. Caulophylline binds to nicotinic acetylcholine receptors (nAChR) from squid optical ganglia with Kd of 50 nM. Caulophylline significantly reduces myeloperoxidase (MPO) activity, blocks the activation of NF-κB by inhibiting IκB and IKK phosphorylation.

S9170

Engeletin

Engeletin (Dihydrokaempferol 3-rhamnoside), a bioactive flavonoid, has multiple biological activities such as anti-diabetic and anti-inflammatory effects. engeletin againsts LPS-stimulated endometritis in mice via negative regulation of pro-inflammatory mediators via the TLR4-regulated NF-κB pathway.

S3256

Tectochrysin

Tectochrysin (Techtochrysin, NSC 80687) is one of the major flavonoids of Alpinia oxyphylla Miquel. Tectochrysin significantly increases the expression of DR3, DR4 and Fas and inhibits activity of NF-κB. Tectochrysin induces apoptotic cell death.

S3299

Demethyleneberberine

Demethyleneberberine (DMB), a component of Cortex Phellodendri Chinensis (CPC), significantly alleviates the weight loss and diminishes myeloperoxidase (MPO) activity, while significantly reduces the production of pro-inflammatory cytokines, such as interleukin (IL)-6 and tumor necrosis factor-α (TNF-α), and inhibits the activation of NF-κB signaling pathway. Demethyleneberberine (DMB) potentially ameliorates NAFLD (Non-alcoholic fatty liver disease) by activating AMPK pathways.

S4460New

IMM-H007

IMM-H007, an adenosine derivative, is an activator of AMP-Activated Protein Kinase (AMPK). IMM-H007 is a potential drug for treating cardiac dysfunction. IMM-H007 negatively regulates endothelium inflammation through inactivating NF-κB and JNK/AP1 signaling. IMM-H007 inhibits ABCA1 (ATP binding cassette subfamily a member 1) degradation and facilitates its cell-surface localization in macrophages, thereby promotes cholesterol efflux.

S0931New

Jaceosidin

Jaceosidin, a flavonoid isolated from Artemisia vestita, possesses anti-tumor and anti-proliferative activities in many cancer cells. Jaceosidin induces apoptosis, activates Bax and down-regulates Mcl-1 and c-FLIP expression. Jaceosidin inhibits COX-2 expression and NF-κB activation.

S2979New

CU-T12-9

CU-T12-9 is a specific agonist of Toll-like receptor (TLR) 1/2 with EC50 of 52.9 nM in HEK-Blue hTLR2 SEAP assay. CU-T12-9 activates both the innate and the adaptive immune systems. CU-T12-9 signals through NF-κB and invokes an elevation of the downstream effectors TNF-α, IL-10, and iNOS.

S4611New

TCEP Hydrochloride

TCEP (Tris(2-carboxyethyl)phosphine) hydrochloride, a non-thiol reducing agent, promotes NF-κB-DNA binding in a dose-related manner.

S0949

Cucurbitacin IIb

Cucurbitacin IIb (CuIIb, Dihydrocucurbitacin F, 25-deacetyl hemslecin A) inhibits phosphorylation of STAT3, JNK and Erk1/2, enhances the phosphorylation of IκB and NF-κB, blocks nuclear translocation of NF-κB and decreases mRNA levels of IκBα and TNF-α. Cucurbitacin IIb exhibits anti-inflammatory activity and induces apoptosis. Cucurbitacin IIb is isolated from Hemsleya amabilis.

S5804

N-Acetylcysteine amide

N-acetylcysteine amide is a membrane penetrating antioxidant with anti-inflamatory activity through regulation of activation of NF-κB and HIF-1α as well as modulation of ROS.

S9184

Forsythoside B

Forsythoside B is a phenylethanoid glycoside isolated from the leaves of Lamiophlomis rotata Kudo, a Chinese folk medicinal plant. Forsythoside B has potent neuroprotective effects and has anti-inflammation, antioxidant, and antisepsis properties. Forsythoside B could inhibit TNF-alpha, IL-6, IκB and modulate NF-κB.

S2371

Vanillylacetone

Vanillylacetone (NSC 15335) is similar in chemical structure to other flavor chemicals such as vanillin and eugenol and is used as a flavor additive in spice oils and in perfumery to introduce spicy aromas. Vanillylacetone (Zingerone) alleviates oxidative stress and inflammation, down-regulates NF-κB mediated signaling pathways. Zingerone acts as an anti-mitotic agent, and inhibits the growth of neuroblastoma cells.

Catalog No. Information Product Use Citations Product Validations
S2824

TPCA-1

TPCA-1 (GW683965) is an inhibitor of IKK-2 with IC50 of 17.9 nM in a cell-free assay, inhibits NF-κB pathway, exhibits 22-fold selectivity over IKK-1. TPCA-1 is also an inhibitor of STAT3 and enhances apoptosis.

S4902

QNZ (EVP4593)

QNZ (EVP4593) shows potent inhibitory activity toward both NF-κB activation and TNF-α production with IC50 of 11 nM and 7 nM in Jurkat T cells, respectively.

S4073

Sodium 4-Aminosalicylate

Sodium 4-Aminosalicylate is an antibiotic used to treat tuberculosis via NF-κB inhibition and free radical scavenging.

S7351

JSH-23

JSH-23 is an inhibitor of NF-κB transcriptional activity with IC50 of 7.1 μM in RAW 264.7 cell line.

E0022New

Ophiopogonin D

Ophiopogonin D (OJV-VI, Deacetylophiopogonin C) is a steroidal glycoside isolated from Chinese herb Radix ophiopogonis and shows anti-tumor property. Ophiopogonin D could suppress TGF-β1-mediated metastatic behavior of MDA-MB-231 cells by regulating ITGB1/FAK/Src/AKT/β-catenin/MMP-9 signaling axis. Ophiopogonin D attenuates PM2.5-induced inflammation via suppressing the AMPK/NF-κB pathway in mouse pulmonary epithelial cells.

S9871New

BTYNB

BTYNB (BTYNB IMP1 Inhibitor, MDK6620) is a potent and selective inhibitor of IMP1 binding to c-Myc mRNA. BTYNB downregulates β-TrCP1 mRNA and reduces activation of nuclear transcriptional factors-kappa B (NF-κB). BTYNB disrupts this enhancer function by impairing IGF2 mRNA-binding protein 1 (IGF2BP1)-RNA association.

S5899New

(R)-(-)-Ibuprofen

(R)-(-)-Ibuprofen ((R)-Ibuprofen) inhibits the activation of NF-κB in response to T-cell stimulation with IC50 of 121.8 μM. R(-)-ibuprofen exerts anti-inflammatory and antinociceptive effects.

S7428New

Rocaglamide

Rocaglamide (Roc-A), isolated from Aglaia species, is a potent inhibitor of heat shock factor 1 (HSF1) activation with IC50 of ~50 nM for HSF1. Rocaglamide inhibits the function of the translation initiation factor eIF4A. Rocaglamide also inhibits NF-κB activity. Rocaglamide exhibits anti-tumor activity.

S3231New

UCB-9260

UCB-9260 is an orally active inhibitor that inhibits TNF signalling by stabilising an asymmetric form of the trimer. UCB-9260 binds TNF with Kd of 13  nM. UCB-9260 also inhibits NF-κB with IC50 of 202 nM after TNF stimulation.

S0911New

Hypaphorine

Hypaphorine which is abundantly found in vaccaria semen, counteracts inflammation via inhibition of ERK or/and NFκB signaling pathways.

S3355New

3-Hydroxyanthranilic acid

3-Hydroxyanthranilic Acid (3-HAA, 3-HANA), a tryptophan metabolite, has an immunomodulatory effect that may result from inhibition of PI3K/Akt/mTOR and NF-κB activity, thereby decreasing the production of pro-inflammatory mediators.

S3384New

(E/Z)-IT-603

(E/Z)-IT-603 is a mixture of E-IT-603 and Z-IT-603. IT-603 is a NF-κB family member c-Rel inhibitor with an IC50 of 3 μM in electrophoretic mobility shift assay (EMSA).

S1321New

Urolithin B

Urolithin B inhibits NF-κB activity by reducing the phosphorylation and degradation of IκBα. Urolithin B suppresses the phosphorylation of JNK, ERK, and Akt, and enhances the phosphorylation of AMPK. Urolithin B is also a regulator of skeletal muscle mass.

S6899New

Licochalcone D

Licochalcone D (Lico D, LCD, LD), a flavonoid isolated from a Chinese medicinal plant Glycyrrhiza inflata, has antioxidant, anti-inflammatory and anti-cancer properties. Licochalcone D inhibit phosphorylation of NF-κB p65 in LPS signaling pathway. Licochalcone D inhibits JAK2, EGFR and Met (c-Met) activities and induces ROS-dependent apoptosis. Licochalcone D also induces caspases activation and poly (ADP-ribose) polymerase (PARP) cleavage.

S0002

IAXO-102

IAXO-102 is an antagonist of TLR4 targeting both MD-2 and CD14 co-receptors. IAXO-102 inhibits MAPK and p65 NF-κB phosphorylation and downregulates the expression of TLR4 dependent proinflammatory proteins. IAXO-102 inhibits experimental abdominal aortic aneurysm (AAA) development.

S8279

Shikonin (C.I. 75535)

Shikonin (C.I. 75535, Anchusin, Anchusa acid, Alkanna Red, Isoarnebin 4, NSC 252844), a potent and specific Pyruvate kinase M2 (PKM2) inhibitor, is a major component of zicao (purple gromwell, the dried root of Lithospermum erythrorhizon), a Chinese herbal medicine with various biological activities. It is also an inhibitor of TMEM16A chloride channel activity using cell-based fluorescent-quenching assay. Shikonin exerts an anti-inflammatory effect by inhibiting tumor necrosis factor-α (TNF-α) and prevents activation of nuclear factor-κB (NF-κB) pathway via proteasome inhibition.

S3223

L-Quebrachitol

L-Quebrachitol (L-QCT), a natural product isolated from many plants, promotes proliferation and cell DNA synthesis. L-Quebrachitol upregulates bone morphogenetic protein-2 (BMP-2) and runt-related transcription factor-2 (Runx2) and regulatory genes associated with mitogen-activated protein kinase (MAPK) and Wnt/β-catenin signaling pathway, while down-regulating the receptor activator of the nuclear factor-κB(NF-κB) ligand (RANKL) mRNA level.

S0507

CBL0137

CBL0137 (Curaxin-137) is an inhibitor of the histone chaperone FACT (facilitates chromatin transcription) that simultaneously suppresses NF-κB and activates p53 with EC50 of 0.47 μM and 0.37 μM, respectively.

S9208

Ginsenoside Rb3

Ginsenoside Rb3, extracted from the plant Panax ginseng, plays important roles in cardiovascular diseases, including myocardial ischemia-reperfusion (I/R) injury. Ginsenoside Rb3 (0.1-10 μM) is tested for inhibition of tumor necrosis factor-α (TNF)-induced nuclear factor kappa-light-chain-enhancer of activated B cells (NF-κB) luciferase reporter activity using a human kidney 293T cell-based assay. Ginsenoside Rb3 shows the significant activity with an IC50 of 8.2 μM. Ginsenoside Rb3 also inhibits the induction of cyclooxygenase-2 (COX-2) and inducible nitric oxide synthase (iNOS) messenger Ribonucleic acid (mRNA) in a dose-dependent manner after HepG2 cells have been treated with TNF-α (10 ng/mL).

S0923

Isoliquiritin apioside

Isoliquiritin apioside (ISLA, ILA), a component isolated from Glycyrrhizae radix rhizome (GR), significantly decreases PMA-induced increases in matrix metalloproteinase (MMP) activities and suppresses PMA-induced activation of mitogen-activated protein kinase (MAPK) and NF-κB. Isoliquiritin apioside possesses anti-metastatic and anti-angiogenic abilities in malignant cancer cells and ECs, with no cytotoxicity.

S8961

Alobresib (GS-5829)

Alobresib (GS-5829) is a novel BET inhibitor that represents a highly effective therapeutics agent against recurrent/chemotherapy-resistant USC-overexpressing c-Myc. Alobresib (GS-5829) inhibits CLL cell proliferation and induces leukemia cell apoptosis through deregulation of key signaling pathways, such as BLK, AKT, ERK1/2, and MYC. Alobresib (GS-5829) also inhibits NF-κB signaling.

S3633

Pyrrolidinedithiocarbamate ammonium

Pyrrolidinedithiocarbamate ammonium (Ammonium pyrrolidine dithiocarbamate, APDC, PDTC) is a potent nuclear factor-κB (NF-κB) inhibitor that inhibits IκB phosphorylation, blocks NF-κB translocation to the nucleus and reduces the expression of downstream cytokines.

S3816

Dehydroevodiamine

Dehydroevodiamine (DHED), a constituent of Evodia rutaecarpa, has various biological effects such as hypotensive, negative chronotropic, ion channel depressant, inhibition of nitric oxide production and cerebral blood flow enhancing activities. Dehydroevodiamine inhibits LPS-induced iNOS, COX-2, prostaglandin E2 (PGE2) and nuclear factor-kappa B (NF-κB) expression in murine macrophage cells.

S5640

Ethyl caffeate

Ethyl caffeate, a naturally occurring compound found in Bidens pilosa, suppresses NF-kappaB activation and its downstream inflammatory mediators, iNOS, COX-2 and PGE2 in vitro.

S0781

IQ 3

IQ 3 is a specific c-Jun N-terminal kinase (JNK) inhibitor with Kd of 66 nM, 240 nM and 290 nM for JNK3, JNK1 and JNK2, respectively. IQ 3 inhibits LPS-induced NF-κB/AP1 transcriptional activity in THP1-Blue cells with IC50 of 1.4 μM. IQ 3 also inhibits TNF-α and IL-6 production in vitro.

S2261

Andrographolide

Andrographolide is a labdane diterpenoid that is the main bioactive component of the medicinal plant Andrographis paniculata.

S7445

E3330

E3330 (APX-3330) is a potent and selective APE1(Ref-1) inhibitor, which suppressed NF-kappa B DNA-binding activity.

S9040

Maslinic acid

Maslinic Acid (Crategolic Acid, 2α-Hydroxyoleanoic Acid), a Natural Triterpene, exerts a wide range of biological activities, i.e. antitumor, antidiabetic, antioxidant, cardioprotective, neuroprotective, antiparasitic and growth-stimulating. MA significantly suppresses the DNA-binding activity of NF-κB p65 in LPS-induced RAW 264.7 cells.

S8587

Withaferin A

Withaferin A (WA, WFA) potently inhibits NF-κB activation by preventing the tumor necrosis factor-induced activation of IκB kinase β via a thioalkylation-sensitive redox mechanism. Withaferin A binds to the intermediate filament (IF) protein, vimentin with antitumor and antiangiogenesis activity. Withaferin A is a steroidal lactone isolated from Withania somnifera.

S7273

SC75741

SC75741 is a potent NF-κB inhibitor with EC50 of 200 nM. SC75741 efficiently blocks influenza virus propagation.

S3760

Stachydrine hydrochloride

Stachydrine is isolated from seed husk and the pulp of the fruit of C. Leonurus, and many other Asian plants and fruits. It has potent anti-metastatic activity and cardioprotective effects. Stachydrine hydrochloride is the major active constituent of Herba Leonuri, which is a potential therapy for cardiovascular diseases. Stachydrine can inhibit the NF-κB signal pathway. Anti-hypertrophic activities.

S3293

Gardenoside

Gardenoside is a natural compound extracted from Gardenia fruits, with hepatoprotective properties. Gardenoside inhibits TNF-α, IL-1β, IL-6 and NFκB activation. Gardenoside also has an inhibitory effect on free fatty acids (FFA)-induced cellular steatosis. Gardenoside suppresses the pain in rats model of chronic constriction injury by regulating the P2X3 and P2X7 receptors.

S8483

CBL0137 HCl

CBL0137 (CBLC137, Curaxin 137) HCl activates p53 and inhibits NF-kB with EC50s of 0.37 μM and 0.47 μM in the cell-based p53 and NF-kB reporter assays, respectively. It also inhibits histone chaperone FACT (facilitates chromatin transcription complex).

S9388

(+)-Praeruptorin A

Praeruptorin A is a coumarin compound naturally occurring in the roots of Peucedanum praeruptorum Dunn., a commonly used traditional Chinese medicine for the treatment of certain respiratory diseases and hypertension. Praeruptorin A exerts anti-inflammatory effects in vitro through inhibition of NF-κB activation. (+)-Praeruptorin A is one of enantiomers.

S9075

Mulberroside A

Mulberroside A, isolated from the ethanol extract of Morus alba roots, is widely employed as an active ingredient in cosmetic products due to its anti-tyrosinase and anti-oxidant activities. Mulberroside A decreases the expressions of TNF-α, IL-1β and IL-6 and inhibits the activation of NALP3, caspase-1 and NF-κB and the phosphorylation of ERK, JNK and p38.

S7637

DTP3

DTP3 is a selective GADD45β/MKK7 (growth arrest and DNA-damage-inducible β/mitogen-activated protein kinase kinase 7) inhibitor and is able to restore MKK7/JNK activation. DTP3 inhibits cancer-selective NF-κB survival pathway.

S3874

Curcumenol

Curcumenol, a sesquiterpene isolated from Curcuma zedoaria, is known to possess a variety of health and medicinal values which includes neuroprotection, anti-inflammatory, anti-tumor and hepatoprotective activities. It inhibits NF-κB activation by suppressing the nuclear translocation of the NF-κB p65 subunit and blocking IκBα phosphorylation and degradation.

S3880

Schisantherin A

Schisantherin A (Gomisin C, Schisanwilsonin H, Arisanschinin K) is a dibenzocyclooctadiene that exhibits anti-tussive, sedative, anti-inflammatory, anti-osteoporotic, neuroprotective, cognition enhancing, and cardioprotective activities. Schisantherin A inhibits p65-NF-κB translocation into the nucleus by IκBα degradation.

S8341

TAK-243 (MLN7243)

TAK-243 (MLN7243) is a potent, mechanism-based small-molecule inhibitor of the ubiquitin activating enzyme (UAE) with an IC50 of 1 ± 0.2 nM in the UBCH10 E2 thioester assay. It has minimal inhibitory activity in a panel of kinase and receptor assays, as well as on human carbonic anhydrase type I and type II. TAK-243 (MLN7243) induces ER stress, abrogates NFκB pathway activation and promotes apoptosis.

S6671

SN50

SN50 (NF-κB SN50), a cell-permeable NF-κB inhibitory peptide, is composed of the signal peptide of Kaposi fibroblast growth factor.SN50 inhibits the activation of NF-κB and attenuates ventilator-induced lung injury.

S6679

C25-140

C25-140 is a small-molecule inhibitor of TRAF6-Ubc13 interaction. C25-140 directly binds to TRAF6, thereby blocking the interaction of TRAF6 with Ubc13, and as a consequence lowers TRAF6 activity. C25-140 impedes NF-κB activation in various immune and inflammatory signaling pathways also in primary human and murine cells.

S9417

Homoplantaginin

Homoplantaginin (Hispidulin-7-glucoside), a main flavonoid from a traditional Chinese medicine Salvia plebeia, has anti-inflammatory and anti-oxidant properties. Homoplantaginin inhibits TNF-α and IL-6 mRNA expression, IKKβ and NF-κB phosphorylation.

S4763

4-Hydroxychalcone

4-Hydroxychalcone (P-Cinnamoylphenol) is a chalcone metabolite with diverse biological activities. It inhibits TNFα-induced NF-κB pathway activation in a dose-dependent manner and also activates BMP signaling.

S9106

Eleutheroside E

Eleutheroside E, a principal component of Eleutherococcus senticosus (ES), has anti-inflammatory effects by inhibiting NF-κB and protecting against myocardial infarction.

S3808

Mangiferin

Mangiferin (Alpizarin, Chinomin, Hedysarid) is a bioactive compound that demonstrates many health perspectives and has been used to prepare medicinal and food supplements. Mangiferin is a Nrf2 activator. Mangiferin suppresses nuclear translocation of the NF-κB subunits p65 and p50.

S5579

Chelidonic acid

Chelidonic acid (Jerva acid, Jervaic acid, γ-Pyrone-2,6-dicarboxylic acid) is a secondary metabolite found in several plants with therapeutic potential in allergic disorders in experimental animals. Chelidonic acid inhibits IL-6 production by blocking NF-κB and caspase-1 in HMC-1 cells. Chelidonic acid is also an inhibitor of glutamate decarboxylase with Ki of 1.2 μM.

S2341

(-)-Parthenolide

(-)-Parthenolide, an inhibitor of the Nuclear Factor-κB Pathway, specifically depletes HDAC1 protein without affecting other class I/II HDACs; Also promotes the ubiquitination of MDM2 and activates p53 cellular functions.

S8941

NIK SMI1

NIK SMI1 is a highly potent and selective NF-κB-inducing kinase (NIK) inhibitor with Ki of 0.23 nM for NIK-catalyzed hydrolysis of ATP to ADP.

S0454

Adjudin

Adjudin (AF-2364), a potent male contraceptive, is a potent blocker of Cl⁻ channels. Adjudin exhibits anti-inflammatory properties by suppression of NF-κB p65 nuclear translocation and DNA binding activity as well as ERK MAPK phosphorylation.

S3867

(E)-Cardamonin

(E)-Cardamonin (Alpinetin chalcone, cardamomin) is a naturally occurring chalcone with strong anti-inflammatory activity. It is a novel TRPA1 antagonist with IC50 of 454 nM and also a NF-kB inhibitor.

S6714

INH14

INH14 is an inhibitor of TLR2-mediated NF-kB activation with IC50 values of 8.975 μM and 3.598 μM for IKKα and IKKβ, respectively.

S3261

Myrislignan

Myrislignan, a lignan isolated from Myristica fragrans Houtt, possesses anti-inflammatory activities. Myrislignan inhibits interleukin-6 (IL-6) and tumour necrosis factor-α (TNF-α). Myrislignan significantly inhibits the expressions of inducible NO synthase (iNOS) and cyclooxygenase-2 (COX-2) dose-dependently in LPS-stimulated macrophage cells. Myrislignan inhibits the NF-κB signalling pathway activation.

S4712

Diethylmaleate

Diethylmaleate (Diethyl ester, Maleic acid diethyl ester) is the diethyl ester of maleic acid and a glutathione-depleting compound that inhibits NF-kB.

S3298

Caulophylline (N-Methylcytisine)

Caulophylline (N-Methylcytisine, Caulophyllin, NMC) is a tricyclic quinolizidine alkaloid with anti-inflammatory activities. Caulophylline binds to nicotinic acetylcholine receptors (nAChR) from squid optical ganglia with Kd of 50 nM. Caulophylline significantly reduces myeloperoxidase (MPO) activity, blocks the activation of NF-κB by inhibiting IκB and IKK phosphorylation.

S9170

Engeletin

Engeletin (Dihydrokaempferol 3-rhamnoside), a bioactive flavonoid, has multiple biological activities such as anti-diabetic and anti-inflammatory effects. engeletin againsts LPS-stimulated endometritis in mice via negative regulation of pro-inflammatory mediators via the TLR4-regulated NF-κB pathway.

S3256

Tectochrysin

Tectochrysin (Techtochrysin, NSC 80687) is one of the major flavonoids of Alpinia oxyphylla Miquel. Tectochrysin significantly increases the expression of DR3, DR4 and Fas and inhibits activity of NF-κB. Tectochrysin induces apoptotic cell death.

S3299

Demethyleneberberine

Demethyleneberberine (DMB), a component of Cortex Phellodendri Chinensis (CPC), significantly alleviates the weight loss and diminishes myeloperoxidase (MPO) activity, while significantly reduces the production of pro-inflammatory cytokines, such as interleukin (IL)-6 and tumor necrosis factor-α (TNF-α), and inhibits the activation of NF-κB signaling pathway. Demethyleneberberine (DMB) potentially ameliorates NAFLD (Non-alcoholic fatty liver disease) by activating AMPK pathways.

Catalog No. Information Product Use Citations Product Validations
S4460New

IMM-H007

IMM-H007, an adenosine derivative, is an activator of AMP-Activated Protein Kinase (AMPK). IMM-H007 is a potential drug for treating cardiac dysfunction. IMM-H007 negatively regulates endothelium inflammation through inactivating NF-κB and JNK/AP1 signaling. IMM-H007 inhibits ABCA1 (ATP binding cassette subfamily a member 1) degradation and facilitates its cell-surface localization in macrophages, thereby promotes cholesterol efflux.

S0931New

Jaceosidin

Jaceosidin, a flavonoid isolated from Artemisia vestita, possesses anti-tumor and anti-proliferative activities in many cancer cells. Jaceosidin induces apoptosis, activates Bax and down-regulates Mcl-1 and c-FLIP expression. Jaceosidin inhibits COX-2 expression and NF-κB activation.

Catalog No. Information Product Use Citations Product Validations
S2979New

CU-T12-9

CU-T12-9 is a specific agonist of Toll-like receptor (TLR) 1/2 with EC50 of 52.9 nM in HEK-Blue hTLR2 SEAP assay. CU-T12-9 activates both the innate and the adaptive immune systems. CU-T12-9 signals through NF-κB and invokes an elevation of the downstream effectors TNF-α, IL-10, and iNOS.

Catalog No. Information Product Use Citations Product Validations
S4611New

TCEP Hydrochloride

TCEP (Tris(2-carboxyethyl)phosphine) hydrochloride, a non-thiol reducing agent, promotes NF-κB-DNA binding in a dose-related manner.

S0949

Cucurbitacin IIb

Cucurbitacin IIb (CuIIb, Dihydrocucurbitacin F, 25-deacetyl hemslecin A) inhibits phosphorylation of STAT3, JNK and Erk1/2, enhances the phosphorylation of IκB and NF-κB, blocks nuclear translocation of NF-κB and decreases mRNA levels of IκBα and TNF-α. Cucurbitacin IIb exhibits anti-inflammatory activity and induces apoptosis. Cucurbitacin IIb is isolated from Hemsleya amabilis.

S5804

N-Acetylcysteine amide

N-acetylcysteine amide is a membrane penetrating antioxidant with anti-inflamatory activity through regulation of activation of NF-κB and HIF-1α as well as modulation of ROS.

S9184

Forsythoside B

Forsythoside B is a phenylethanoid glycoside isolated from the leaves of Lamiophlomis rotata Kudo, a Chinese folk medicinal plant. Forsythoside B has potent neuroprotective effects and has anti-inflammation, antioxidant, and antisepsis properties. Forsythoside B could inhibit TNF-alpha, IL-6, IκB and modulate NF-κB.

Catalog No. Information Product Use Citations Product Validations
S2371

Vanillylacetone

Vanillylacetone (NSC 15335) is similar in chemical structure to other flavor chemicals such as vanillin and eugenol and is used as a flavor additive in spice oils and in perfumery to introduce spicy aromas. Vanillylacetone (Zingerone) alleviates oxidative stress and inflammation, down-regulates NF-κB mediated signaling pathways. Zingerone acts as an anti-mitotic agent, and inhibits the growth of neuroblastoma cells.