Keap1–Nrf2 IN-1 (compound35) is a Kelch-like ECH-associated protein 1-nuclear factor erythroid 2-related factor 2 (Keap1-Nrf2) protein-protein interaction inhibitor, and with an IC50 of 43 nM for Keap1 protein. Keap1–Nrf2 IN-1 (compound35) activates Nrf2-regulated cytoprotective response and antagonizes acetaminophen-induced liver injury both in cellular and in vivo models[1].
Pterisolic acid B (Compound 2) is an ent-Kaurane diterpenoid. Pterisolic acid B can be isolated from fern Pteris semipinnata (Pteridaceae)[1].
GS143 is a selective IκBα ubiquitination inhibitor with an IC50 of 5.2 μM for SCFβTrCP1-mediated IκBα ubiquitylation. GS143 suppresses NF-κB activation and transcription of target genes and does not inhibit proteasome activity. GS143 has anti-asthma effect[1][2].
Ginsenoside Rg3 is the main component of Red ginseng. Ginsenoside Rg3 inhibits Na+ and hKv1.4 channel with IC50s of 32.2±4.5 and 32.6±2.2 μM, respectively. Ginsenoside Rg3 also inhibits Aβ levels, NF-κB activity, and COX-2 expression.
DMX-129 is an ΙΚΚε and TBK-1 inhibitor with IC50 values of <30 nM for both TBK1 and IKKε[1].
MLN120B is a specific, ATP competitive IKKβ inhibitor with an IC50 of 60 nM.
Z-VRPR-FMK is an irreversible MALT1 protein inhibitor. Z-VRPR-FMK inhibits the growth and invasion of diffuse large B-cell lymphoma by inhibiting MALT1-induced NF-κB activation and MMP expression[1].
Astilbin, a flavonoid compound, is isolated from the rhizome of Smilax glabra. Astilbin enhances NRF2 activation. Astilbin also suppresses TNF-α expression and NF-κB activation.
Pyrrolidinedithiocarbamate ammonium is a selective NF-κB inhibitor.
Pyridoxine-d5 (hydrochloride) is the deuterium labeled Pyridoxine hydrochloride[1]. Pyridoxine hydrochloride (Pyridoxol;Vitamin B6) is a pyridine derivative. Pyridoxine (Pyridoxol;Vitamin B6) exerts antioxidant effects in cell model of Alzheimer's disease via the Nrf-2/HO-1 pathway[2].
Dehydrobruceine B, a quassinoid, can be isolated from Brucea javanica. Dehydrobruceine B shows a synergistic effect with Cisplatin (HY-17394) to induce apoptosis via mitochondrial method. Dehydrobruceine B increases apoptosis-inducing factor (AIF) and Bax expression and suppresses Keap1-Nrf2[1].
RGT-068A is a potent, selective and oral bioavailable MALT1 inhibitor[1].
TBK1-IKKε inhibitor II is a potent, selective dual inhibitor of TBK1/IKKε with IC50 of 13 nM/59 nM, respectively; displays 100- to 1000-fold less activity against other tested protein kinases including PDK1, PI3K family members and mTOR; inhibits LPS-induced expression of IFNβ (IC50=62 nM), and the IFNβ target genes IP10 (IC50=78 nM) and Mx1 (IC50=20 nM); effectively blocks TLR3-dependent IRF3 nuclear translocation in cells with IC50<100 nM.
Sulfasalazine is a drug for the treatment of rheumatoid arthritis and ulcerative colitis. Sulfasalazine is reported to suppress NF-κB activity.
BMS-345541 is a selective inhibitor of the catalytic subunits of IKK (IKK-2 IC50=0.3 μM, IKK-1 IC50=4 μM). BMS-345541 binds at an allosteric site of IKK.
NK-252 is a potential Nrf2 activator, which exhibits a great Nrf2-activating potential.
Antroquinonol ((+)-Antroquinonol), a ubiquinone derivative from the mushroom Antrodia camphorata, has hepatoprotective, anti-inflammatory, and anti-cancer effects[1]. Antroquinonol can be used for the research of colon cancer[2]. Antroquinonol reduces oxidative stress by enhancing the Nrf2 signaling pathway and inhibits inflammation and sclerosis in focal segmental glomerulosclerosis mice[3].
TBHQ is an antioxidant that activates Nrf2.
MRT67307 hydrochloride is a dual inhibitor of the IKKε and TBK-1 with IC50s of 160 and 19 nM, respectively[1]. MRT67307 hydrochloride also inhibits ULK1 and ULK2 with IC50s of 45 and 38 nM, respectively. MRT67307 hydrochloride also blocks autophagy in cells[2].
Baicalin is a flavonoid glycoside isolated from Scutellaria baicalensis. Baicalin reduces the expression of NF-κB.
BAY 11-7085 is an inhibitor of NF-κB activation and phosphorylation of IκBα; it stabilizes IκBα with an IC50 of 10 μM.
Malachite green oxalate is a triphenylmethane dye which can be used to detect the release of phosphate in enzymatic reactions. Malachite green oxalate is also a potent and selective inhibitor of IKBKE, and inhibits its downstream targets such as IκBα, p65 and IRF3. Malachite green oxalate exhibits antitumor activity in vitro and in vivo[1][2][3].
Microcystin-LY, a cyclic heptapeptide toxin from the cyanobacterium Microcystis aeruginosa[2], acts as an activator of the Nrf2 pathway to induce oxidative stress response, and the induction effect is most obvious at 3μM.[1].
Eriodictyol is a flavonoid isolated from the Chinese herb, with antioxidant and anti-inflammatory activity. Eriodictyol induces Nrf2 signaling pathway.
Chaetominine is an alkaloidal metabolite. Chaetominine has cytotoxicity against human leukemia K562 and colon cancer SW1116 cell lines. Chaetominine reduces MRP1-mediated drug resistance via inhibiting PI3K/Akt/Nrf2 signaling pathway in K562/Adr human leukemia cells[1][2].
Garcinone D, a natural xanthone from mangosteen, promotes the proliferation of C17.2 neural stem cell. Garcinone D increases the protein levels of phosphorylated signal transducer and activator of transcription 3 (p-STAT3), Cyclin D1 and nuclear factor erythroid 2-related factor (Nrf2), heme oxygenase-1 (HO-1) in concentration- and time- dependent manners[1].
JNJ-67856633 is an orally active, first-in-class, potent, selective and allosteric MALT1 protease inhibitor. JNJ-67856633 in some cases lead to tumor stasis[1][2][3].
Hesperin is a bioactive ingredient present in Japanese horseradish (wasabi) and has been shown to be an Nrf2 activator.
Microcystin-[D-Asp3]-LR/Microcystin A is a cyanotoxin. Microcystin-[D-Asp3]-LR/Microcystin A can activate Nrf2 and promote oxidative stress response. Microcystin-[D-Asp3]-LR/Microcystin A can also be used in toxicology research[1][2].
QNZ shows strong inhibitory effects on NF-κB transcriptional activation and TNF-α production with IC50s of 11 and 7 nM, respectively. EVP4593 is a neuroprotective inhibitor of SOC channel.