COX-2-IN-21 (Compound 5c) is a selective and orally active COX-2 inhibitor with an IC50 of 0.039 μM. COX-2-IN-21 shows promising anti-inflammatory potential[1].
Licofelone-d4 (ML-3000-d4) is the deuterium labeled Licofelone. 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[1][2][3].
Fenbufen-d9 (CL-82204-d9) is the deuterium labeled Fenbufen. Fenbufen (CL-82204) is an orally active non-steroidal anti-inflammatory drug (NSAID), with analgetic and antipyretic effects. Fenbufen has potent activity in a variety of animal model, including carageenin edema, UV erythema and adjuvant arthritis. Fenbufen has inhibitory activities against COX-1 and COX-2 with IC50s of 3.9 μM and 8.1 μM, respectively. Fenbufen is a caspases (caspase-1, 3, 4, 5, 9) inhibitor[1][2][3][4][5].
Metyrosine is a selective tyrosine hydroxylase enzyme inhibitor. Metyrosine exerts anti-inflammatory and anti-ulcerative effects. Metyrosine significantly inhibits high COX-2 activity[1]. Metyrosine is a very effective agent for blood pressure control[2].
Daturaolone is a natural triterpenoid with anti-inflammatory and antinociceptive potentials. Daturaolone displays a COX-1 inhibitory activity[1].
Tolmetin is an orally active and potent COX inhibitor with IC50s of 0.35 µM and 0.82 µM human COX-1 and COX-2, respectively. Tolmetin is a non-steroidal anti-inflammatory drug (NSAID)[1][2].
Dehydroevodiamine is a major bioactive quinazoline alkaloid isolated from Evodiae Fructus, has an antiarrhythmic effect in guinea-pig ventricular myocytes[1]. Dehydroevodiamine inhibits LPS-induced iNOS, COX-2, prostaglandin E2 (PGE2) and nuclear factor-kappa B (NF-κB) expression in murine macrophage cells[2].
NS-398 is a non-steroidal an-inflammatory agent with analgesic and antipyretic effects, and selectively inhibits prostaglandin G/H synthase 2/cyclooxygenase 2 (COX-2) activity, with an IC50 of 3.8 μM, and has no effect on COX-1 at 100 μM.
Ketorolac D5 is a deuterium labeled Ketorolac. Ketorolac is a non-steroidal anti-inflammatory agent, acting as a nonselective COX inhibitor, with IC50s of 20 nM for COX-1 and 120 nM for COX-2[1].
Ermanin is a flavonoid isolated from Tanacetum microphyllum. Ermanin potently inhibits iNOS, COX-2 activities, and inhibits platelet aggregation. Ermanin has anti-inflammatory, anti-tuberculous and anti-viral/bacterial properties[1][2].
Syringaldehyde is a polyphenolic compound belonging to the group of flavonoids and is found in different plant species like Manihot esculenta and Magnolia officinalis[1]. Syringaldehyde moderately inhibits COX-2 activity with an IC50 of 3.5 μg/mL[2]. Anti-hyperglycemic and anti-inflammatory activities[1].
Phenylbutazone-d10 (diphenyl) is the deuterium labeled Phenylbutazone. Phenylbutazone is an efficient reducing cofactor for the peroxidase activity of prostaglandin H synthase (PHS). Phenylbutazone, a hepatotoxin, is a nonsteroidal anti-inflammatory drug (NSAID). Phenylbutazone induces muscle blind-like protein 1 (MBNL1) expression and has the potential for ankylosing spondylitis research[1][2].
Rehmapicrogenin, isolated from the root of Rehmannia glutinosa, exhibits potent anti-inflammatory effect by inhibiting iNOS, COX-2 and IL-6[1].
Guaiacol-d4-1 is the deuterium labeled Guaiacol[1]. Guaiacol, a phenolic compound, inhibits LPS-stimulated COX-2 expression and NF-κB activation[1]. Anti-inflammatory activity[2].
TFAP is a selective cyclooxygenase-1 (COX-1) inhibitor, with an IC50 of 0.8 μM.
Ethoxycoronarin D is a labdane diterpenes compound isolated from rhizomes. Ethoxycoronarin D selectively inhibits COX-1 with an IC50 of 3.8 µM[1].
Alminoprofen (EB-382) is a nonsteroidal anti-inflammatory drug (NSAID) of the phenylpropionic acid class. Alminoprofen possesses a dual anti-inflammatory action, by inhibiting both secretory phospholipase A2 (sPLA2) and COX-2[1].
Diclofenac-13C6 (Sodium) is the 13C6 labeled Diclofenac (Sodium). Diclofenac Sodium (GP 45840) is a potent and nonselective anti-inflammatory agent, acts as a COX inhibitor, with IC50s of 4 and 1.3 nM for human COX-1 and COX-2 in CHO cells, and 5.1 and 0.84 μM for ovine COX-1 and COX-2, respectively. Diclofenac Sodium induces apoptosis of neural stem cells (NSCs) via the activation of the caspase cascade.
Cafestol, one of the major components of coffee, is a coffee-specific diterpene from. Cafestol is a ERK inhibitor for AP-1-targeted activity against PGE2 production and the mRNA expression of cyclooxygenase (COX)-2 in LPS-activated RAW264.7 cells. Cafestol has strong inhibitory activity on PGE2 production by suppressing the NF-kB activation pathway. Cafestol contributes to its beneficial effects through various biological activities such as chemopreventive, antitumorigenic, hepatoprotective, antioxidative and antiinflammatory effects[1].
(S)-(+)-Ibuprofen D3 ((S)-Ibuprofen D3) is a deuterium labeled (S)-(+)-Ibuprofen. (S)-(+)-Ibuprofen is the S(+)-enantiomer of Ibuprofen that inhibits COX-1 and COX-2 activity with IC50s of 2.1 μM and 1.6 μM. (S)-(+)-Ibuprofen has analgesic, antiinflammatory and antipyretic effects[1][2].
Kadsulignan N, a natural product has anti-HIV activity (EC50: 43.56 μM). Kadsulignan N is also a COX-2 ligand (Ki: 72.24 nM)[1][2].
Tolfenamic Acid-D4 (GEA 6414-D4) is the deuterium labeled Tolfenamic Acid. Tolfenamic Acid (GEA 6414) is a 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[1][2].
Rebamipide D4 (OPC12759 D4) is deuterium labeled Rebamipide. Rebamipide is a mucoprotective agent. Rebamipide induces COX-2 expression, increases PGE2 levels, and enhances gastric mucosal defense in a COX-2-dependent manner[1].
COX-2-IN-34 (compound 8a) is a selective and orally active inhibitor of COX-2 , with an IC50 of 0.42 μM. COX-2-IN-34 has no gastric ulcer toxicity but has anti-inflammatory effects[1].
Diclofenac-13C6 is the 13C6 labeled Diclofenac. Diclofenac is a potent and nonselective anti-inflammatory agent, acts as a COX inhibitor, with IC50s of 4 and 1.3 nM for human COX-1 and COX-2 in CHO cells, and 5.1 and 0.84 μM for ovine COX-1 and COX-2, respectively. Diclofenac induces apoptosis of neural stem cells (NSCs) via the activation of the caspase cascade.
Gallic acid (3,4,5-Trihydroxybenzoic acid) hydrate is a natural polyhydroxyphenolic compound and an free radical scavenger to inhibit cyclooxygenase-2 (COX-2)[1]. Gallic acid hydrate has various activities, such as antimicrobial, antioxidant, antimicrobial, anti-inflammatory, and anticance activities[2].
Jaceosidin is a flavonoid isolated from Artemisia vestita, induces apoptosis in cancer cells, activates Bax and down-regulates Mcl-1 and c-FLIP expression[1]. Jaceosidin exhibits anti-cancer[2], anti-inflammatory activities, decreases leves of inflammatory markers, and suppresses COX-2 expression and NF-κB activation[3].
Cudraflavone B is a prenylated flavonoid with anti-inflammatory and anti-tumor properties. Cudraflavone B is also a dual inhibitor of COX-1 and COX-2. Cudraflavone B blocks the translocation of nuclear factor κB (NF-κB) from the cytoplasm to the nucleus in macrophages. Thus, Cudraflavone B inhibits tumor necrosis factor α (TNFα) gene expression and secretion. Cudraflavone B also triggers the mitochondrial apoptotic pathway, activates NF-κB, the MAPK p38, and ERK, and induced the expression of SIRT1. Thus Cudraflavone B inhibits the growth of human oral squamous cell carcinoma cells[1][2].
Ibuprofen ((±)-Ibuprofen) sodium is an orally active, selective COX-1 inhibitor with an IC50 value of 13 μM. Ibuprofen sodium inhibits cell proliferation, angiogenesis, and induces cell apoptosis. Ibuprofen sodium is a nonsteroidal anti-inflammatory agent and a nitric oxide (NO) donor. Ibuprofen sodium can be used in the research of pain, swelling, inflammation, infection, immunology, cancers[1][2][5][8].