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].
Lp-PLA2-IN-2 is a potent and selective lipoprotein-associated phospholipase A2 (Lp-PLA2) inhibitor, with an IC50 0f 120 nM for recombinant human Lp-PLA2[1].
SB-435495 is a potent, orally active inhibitor of Lp-PLA2 with IC50 of 0.06 nM; inhibits the enzyme in whole human plasma with IC50 of 3 nM; shows little interaction with other CYP450 enzymes (CYP450 IC50: 1A2>100 mM, 2C9>100 uM, 2C19>40 uM, 2D6=37 uM); effectively suppresses BRB breakdown in streptozotocin-diabetic Brown Norway rats,. Atherosclerosis Phase 2 Discontinued
Darapladib is a potent inhibitor of lipoprotein-associated phospholipase A2 (Lp-PLA2) with IC50 of 0.25 nM.
Rapanone is a natural benzoquinone. Rapanone exhibits a broad spectrum of biological actions, including anti-tumor, antioxidant, anti-inflammatory, antibacterial and antiparasitic. Rapanone also is a potent and selective human synovial PLA2 inhibitor, with an IC50 of 2.6 μM[1][2][3][4].
ONO-RS-082 is an inhibitor of phospholipase A (PLA)[1]. ONO-RS-082 inhibits PLA2 with the IC50 of 1.0 μM, but does not inhibit PLC even at 100 μM[2].
Tris(2,4-di-tert-butylphenyl)phosphate is an active compound from the leaves of Vitex negundo L. shows anti-inflammatory activity with evidence of inhibition for secretory Phospholipase A2 (sPLA2) through molecular docking[1].
Atg4B-IN-2 is a potent competitive Atg4B inhibitor with Ki value of 3.1 μM, also possesses declining PLA2 inhibitory potency, IC50s of 11 μM and 3.5 μM for Atg4B and PLA2, respectively. Atg4B-IN-2 enhances the anticancer activity of anti-castration-resistant prostate cancer drugs via autophagy inhibition[1].
m-3M3FBS is a potent phospholipase C (PLC) activator. m-3M3FBS stimulates superoxide generation in human neutrophils, upregulates intracellular calcium concentration, and stimulates inositol phosphate generation in various cell lines. m-3M3FBS induces monocytic leukemia cell apoptosis[1][2][3].
Phospholipase D (PLD) is an enzyme of the phospholipase superfamily, which widely exists in bacteria, yeast, plants, animals and viruses, and is often used in biochemical research. Phospholipase D can catalyze the hydrolysis of phosphodiester bonds in glycerophospholipids to produce phosphatidic acid and soluble choline. Phospholipase D is involved in a variety of disease-related processes, including diabetes, atherogenesis, obesity, tumorigenesis, immune response, and neuroendocrine function[1].
Fuzapladib sodium (IS-741 sodium) is a potent and orally active phospholipase A2 inhibitor. Fuzapladib sodium can block the adhesion of inflammatory cells to microvascular endothelial cells, inhibits the infiltration of neutrophils into the pancreas or acute pancreatitis, and has anti-acute pancreatitis effects[1][2].
Phospholipase A2 (PLA2) catalyzes the hydrolysis of the sn-2 position of membrane glycerophospholipids to liberate arachidonic acid (AA). Phospholipase A2 is a member of the class of heat-stable, calcium-dependent enzymes, is often used in biochemical studies[1].
VU0364739 is a selective PLD2 inhibitor (IC50: 22 nM). VU0364739 decreases cancer cell proliferation[1].
ARN19874 is a selective, reversible uncompetitive N-acylphosphatidylethanolamine phospholipase D (NAPE-PLD) activity inhibitor with an IC50 of ~34 μM[1].
U-73122 is an inhibitor of phospholipase C (PLC), phospholipase A2, and 5-LO (5-lipoxygenase).
CAY10594 is a potent phospholipase D2 (PLD2) inhibitor both in vitro (IC50=140 nM) and in cells (IC50=110 nM)[1]. CAY10594 strongly inhibits the invasive migration of breast cancer cells in vitro and ameliorates acetaminophen-induced acute liver injury by regulating the phosphorylated-GSK-3β/JNK axis[2].
MJ33 is an active-site-directed, specific, competitive, and reversible phospholipase A2 (PLA2) inhibitor. MJ33 blocks the calcium-independent phospholipase A2 (iPLA2) activity of Prdx6[1]. MJ33 has a critical effect on inflammatory brain damage[2].
Luffariellolide is an inhibitor of human synovial fluid phospholipase A2 (HSF-PLA2) (IC50=5 μM). Luffariellolide effectively inhibits phorbol ester (PMA)-induced ear edema (ED50=50 μg/ear)[1].
OBAA is a potent phospholipase A2 (PLA2) inhibitor with an IC50 of 70 nM. OBAA blocks Melittin-induced Ca2+ influx in Trypanosoma brucei with an IC50 of 0.4 μM[1][2][3].
Ikshusterol 3-O-glucoside is a phytochemical that inhibits PLA2 from snake venoms[1].
MJ33 is an active-site-directed, specific, competitive, and reversible phospholipase A2 (PLA2) inhibitor. MJ33 blocks the calcium-independent phospholipase A2 (iPLA2) activity of Prdx6[1].
Lp-PLA2-IN-3 is a potent and orally bioavailable lipoprotein-associated phospholipase A2 (Lp-PLA2) inhibitor, with an IC50 of 14 nM for recombinant human Lp-PLA2 (rhLpPLA2)[1].
Melittin is a PLA2 activator, stimulates the activity of the low molecular weight PLA2, while it does not the increase activity of the high molecular weight PLA2.
inhibit Lp-PLA2 activity, processes for their preparation, to compositions containing them and to their use in the treatment of diseases associated with the activity of Lp-PLA2, for example atherosclerosis, Alzheimer's disease.
Compound 48/80 trihydrochloride (C48/80 trihydrochloride) is a mixture of condensation products of N-methyl-p-methoxyphenethylamine with formaldehyde. Compound 48/80 trihydrochloride is also a histamine releaser and a mast cell degranulator. Compound 48/80 inhibits phosphatidylinositol-specific phospholipase C activity from human platelets [1][2][3].
LEI-401 is a first-in-class, selective, and CNS-active NAPE-PLD (N-acylphosphatidylethanolamine phospholipase D) inhibitor, with an IC50 of 27 nM. LEI-401 modulates emotional behavior in mice[1].
Rhamnetin is a quercetin derivative found in Coriandrum sativum, inhibits secretory phospholipase A2, with antioxidant and anti-inflammatory activity[1].
Fuzapladib (IS-741) is a potent phospholipase A2 inhibitor. Fuzapladib can block the adhesion of inflammatory cells to microvascular endothelial cells, inhibit the infiltration of neutrophils into the pancreas or acute pancreatitis, and has anti-acute pancreatitis effects[1].
Lp-PLA2-IN-6 (compound 18), a tetracyclic pyrimidinone compound, is a potent Lp-PLA2 inhibitor with a pIC50 of 10.0 for rhLp-PLA2. Lp-PLA2-IN-6 has the potential for neurodegenerative related diseases research[1].
LY-311727 is a potent secretory non-pancreatic phospholipase A2 (sPLA2) inhibitor (IC50 <1 μM for group IIA sPLA2). sPLA2 is an important proinflammatory enzyme[1][2].