1. Signaling Pathways
  2. Immunology/Inflammation
  3. COX

COX

Cyclooxygenase

Cyclooxygenase (COX), officially known as prostaglandin-endoperoxide synthase (PTGS), is an enzyme that is responsible for formation of important biological mediators called prostanoids, including prostaglandins, prostacyclin and thromboxane. Pharmacological inhibition of COX can provide relief from the symptoms of inflammation and pain. Drugs, like Aspirin, that inhibit cyclooxygenase activity have been available to the public for about 100 years. Two cyclooxygenase isoforms have been identified and are referred to as COX-1 and COX-2. Under many circumstances the COX-1 enzyme is produced constitutively (i.e., gastric mucosa) whereas COX-2 is inducible (i.e., sites of inflammation). Non-steroidal anti-inflammatory drugs (NSAID), such as aspirin and ibuprofen, exert their effects through inhibition of COX. The main COX inhibitors are the non-steroidal anti-inflammatory drugs (NSAIDs).

Cat. No. Product Name Effect Purity Chemical Structure
  • HY-N7700A
    Guluronic acid sodium
    Inhibitor 98.0%
    Guluronic acid (G2013) sodium is an orally active oxidative stress regulator and anti-inflammatory agent that exerts pharmacological effects by down-regulating various pro-inflammatory and oxidative stress-related genes (such as TLR4, NF-κB, iNOS, etc.) and inhibiting the activities of COX-2, MMPs and VEGF. Low-dose Guluronic acid sodium up-regulates the expression of immunoregulatory genes SHIP1 and SOCS1, thereby effectively inhibiting cancer-related inflammation, tumor angiogenesis, cell adhesion and metastasis, while reducing the accumulation of immunosuppressive cells. Guluronic acid sodium significantly prolongs the survival time of tumor-bearing hosts within a concentration range without direct cytotoxicity, demonstrating favorable safety. Guluronic acid sodium has involved in the research of multiple sclerosis, ankylosing spondylitis, breast cancer and other inflammatory diseases.
    Guluronic acid sodium
  • HY-66005S
    Acetaminophen-d4
    Inhibitor 99.60%
    Acetaminophen-d4 is the deuterium labeled Acetaminophen. Acetaminophen (Paracetamol) is a selective cyclooxygenase-2 (COX-2) inhibitor with an IC50 of 25.8 μM; is a widely used antipyretic and analgesic agent. Acetaminophen is a potent hepatic N-acetyltransferase 2 (NAT2) inhibitor.
    Acetaminophen-d<sub>4</sub>
  • HY-14928
    Lobeglitazone
    Inhibitor
    Lobeglitazone is a new type of thiazolidinedione. Lobeglitazone is the orally active agonist for PPAR with EC50 of 137.4 nM and 546.3 nM for PPARγ and PPARα. Lobeglitazone is the inhibitor for ERK/JNK/Smad/NF-κB signaling pathway. Lobeglitazone exhibits anti-inflammatory, anti-diabetic, anti-fibrotic and anti-atherosclerotic properties.
    Lobeglitazone
  • HY-B0167S
    Salicylic acid-d6
    Inhibitor 99.82%
    Salicylic acid-d6 is a deuterium labeled Salicylic acid (HY-B0167). Salicylic acid inhibits cyclo-oxygenase-2 (COX-2) activity independently of transcription factor (NF-κB) activation.
    Salicylic acid-d<sub>6</sub>
  • HY-N0762
    Isobavachin
    Inhibitor 99.88%
    Isobavachin is an orally active, blood-brain barrier-penetrating prenylated flavonoid present in Psoralea corylifolia. Isobavachin inhibits human CYP2B6, CYP2C9, CYP2C19, UGT1A1, UGT1A9, and UGT2B7. Isobavachin suppresses MAPK activation, NF-κB nuclear translocation, overexpression of iNOS/COX-2, FcεRI-mediated signaling pathways, and RANKL-induced osteoclastogenesis. Isobavachin induces autophagy, cytotoxicity, neuronal differentiation, and NRF2 activation; it alleviates oxidative damage, inflammatory responses, apoptosis, iron accumulation, mitochondrial biogenesis, and mast cell degranulation. Isobavachin is applicable to research related to liver injury, inflammatory diseases, osteoporosis, liver cancer, prostate cancer, glioma, periodontitis-induced bone loss, and Alzheimer's disease.
    Isobavachin
  • HY-B0335
    Tolfenamic Acid
    Inhibitor 99.94%
    Tolfenamic Acid (GEA 6414) is a CNS-penetrant non-steroidal anti-inflammatory and anti-cancer agent, selectively inhibits COX-2, with an IC50 of 13.49 μM (3.53 μg/mL) in LPS-treated (COX-2) canine DH82 monocyte/macrophage cells, but shows no effect on COX-1.
    Tolfenamic Acid
  • HY-14617
    Paradol
    Inhibitor 99.87%
    Paradol is a pungent phenolic substance found in ginger and other Zingiberaceae plants. Paradol is an effective inhibitor of tumor promotion in mouse skin carcinogenesis, binds to cyclooxygenase (COX)-2 active site.
    Paradol
  • HY-76251
    Etodolac
    Inhibitor 99.48%
    Etodolac (AY-24236) is a non-steroidal anti-inflammatory compound that can cross the blood-brain barrier and is a non-selective inhibitor of COX (IC50=53.5 nM)
    Etodolac
  • HY-107343
    Docosahexaenoic acid ethyl ester
    Inhibitor
    Docosahexaenoic acid ethyl ester (Ethyl docosahexaenoate) is a 90% concentrated ethyl ester of docosahexaenoic acid manufactured from the microalgal oil. Docosahexaenoic acid ethyl ester enhances 6-hydroxydopamine-induced neuronal damage by induction of lipid peroxidation in mouse striatum. Docosahexaenoic acid (DHA) is a key component of the cell membrane, and its peroxidation is inducible due to the double-bond chemical structure. Docosahexaenoic acid has neuroprotective effects.
    Docosahexaenoic acid ethyl ester
  • HY-W109812
    Sinapyl alcohol
    99.62%
    Sinapyl alcohol is an orally active anti-inflammatory and antinociceptive agent. Sinapyl alcohol reduces the expression level of inducible NO synthase and COX-2.
    Sinapyl alcohol
  • HY-P1633
    Protegrin-1
    Activator 99.87%
    Protegrin-1 is an orally active antibacterial peptide. Protegrin-1 activates ERK, COX2, NFκB, inhibits Apoptosis, and NO production. Protegrin-1 has antibacterial activity against S. aureus, E. faecium, E. coli, P. aeruginosa and K. Pneumoniae, with MBC values between 10 and 20 µM. Protegrin-1 has antiviral activity against dengue NS2B-NS3. Protegrin-1 has anti-inflammatory activity. Protegrin-1 is used in the study of inflammatory diseases and infections.
    Protegrin-1
  • HY-B1452
    Licofelone
    Inhibitor 99.84%
    Licofelone (ML-3000) is a dual COX/5-lipoxygenase (5-LOX) inhibitor (IC50=0.21/0.18 μM, respectively) for the treatment of osteoarthritis. Licofelone exerts anti-inflammatory and anti-proliferative effects. Licofelone induces apoptosis, and decreases the production of proinflammatory leukotrienes and prostaglandins.
    Licofelone
  • HY-N0396
    Harpagoside
    Inhibitor 99.88%
    Harpagoside can be obtained by Harpagophytum procumbens, which has anti-inflammatory, anti-cancer, protective activity, and efficacy. Harpagoside has an inhibitory effect on COX-1 and COX-2 active, and suppresses NO production. Harpagoside inhibits HepG2 cell lipid polysaccharide, which is a protein that is expressed horizontally and selectively, and has anti-inflammatory and latent pain effects. Harpagoside has the ability to protect the body, and has a degenerative effect on the β-oxidation (Aβ).
    Harpagoside
  • HY-B0580
    Ketorolac
    Inhibitor 99.87%
    Ketorolac (RS37619) is a non-steroidal anti-inflammatory drug (NSAID), acting as a nonselective COX inhibitor, with IC50s of 20 nM for COX-1 and 120 nM for COX-2. Ketorolac tromethamine is used as 0.5% ophthalmic solution for the research of allergic conjunctivitis, cystoid macular edema, intraoperative miosis, and postoperative ocular inflammation and pain. Ketorolac tromethamine is also a DDX3 inhibitor that can be used for cancer research.
    Ketorolac
  • HY-N0908
    Ginsenoside Rg5
    Inhibitor 99.88%
    Ginsenoside Rg5 is the main component of Red ginseng and IGF-1R agonist. Ginsenoside Rg5 compets for the binding site of IGF-1R and blocks the binding of IGF-1 to IGF-1R (IC50 about 90 nM). Ginsenoside Rg5 also inhibits the mRNA expression of COX-2 via suppression of the DNA binding activities of NF-κB p65.
    Ginsenoside Rg5
  • HY-B0230
    Phenylbutazone
    Inhibitor 99.69%
    Phenylbutazone is an efficient reducing cofactor for the peroxidase activity of prostaglandin H synthase (PHS). Phenylbutazone, a hepatotoxin, is a nonsteroidal anti-inflammatory agent (NSAID). Phenylbutazone induces muscle blind-like protein 1 (MBNL1) expression and has the potential for ankylosing spondylitis research.
    Phenylbutazone
  • HY-N2609
    7,4'-Dihydroxyflavone
    99.64%
    7,4'-Dihydroxyflavone (7,4'-DHF) is a flavonoid, which can be isolated from Glycyrrhiza uralensis. 7,4'-Dihydroxyflavone is eotaxin/CCL11 inhibitor and CBR1 inhibitor (IC50=0.28 μM). 7,4'-Dihydroxyflavone has the ability to consistently suppress eotaxin production and prevent dexamethasone (Dex)‐paradoxical adverse effects on eotaxin production. 7,4'-Dihydroxyflavone (7,4'-DHF) inhibits MUC5AC gene expression, mucus production and secretion via regulation of NF-κB, STAT6 and HDAC2.7,4'-Dihydroxyflavone (7,4'-DHF) decreases phorbol 12-myristate 13-acetate (PMA) stimulated NCI-H292 human airway epithelial cell MUC5AC gene expression and mucus production with IC50 value of 1.4 µM.
    7,4'-Dihydroxyflavone
  • HY-N0222
    Avicularin
    Inhibitor 99.80%
    Avicularin is an orally active flavonoid. Avicularin inhibits NF-κB (p65), COX-2 and PPAR-γ activities. Avicularin has anti-inflammatory, anti-infectious anti-allergic, anti-oxidant, hepatoprotective, and anti-tumor activities.
    Avicularin
  • HY-N0898A
    (-)-Catechin
    Inhibitor 98.83%
    (-)-Catechin is Catechin's one kind of different structure. Catechin inhibitory enzyme-1 (COX-1), IC50 of 1.4 μM. (-)-Catechin promotes hBM-MSC adipose cell differentiation, increases fat cell differentiation, and PPARγ level.
    (-)-Catechin
  • HY-W016412
    Coenzyme Q0
    Inhibitor 99.79%
    Coenzyme Q0 (CoQ0) is a potent, oral active ubiquinone compound can be derived from Antrodia cinnamomea. Coenzyme Q0 induces apoptosis and autophagy, suppresses of HER-2/AKT/mTOR signaling to potentiate the apoptosis and autophagy mechanisms. Coenzyme Q0 regulates NFκB/AP-1 activation and enhances Nrf2 stabilization in attenuation of inflammation and redox imbalance. Coenzyme Q0 has anti-angiogenic activity through downregulation of MMP-9/NF-κB and upregulation of HO-1 signaling.
    Coenzyme Q0
Cat. No. Product Name / Synonyms Application Reactivity

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