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].
WH-15 is a fluorogenic PLC reporter with Km value of 49; 30, 86.1 µM for PLC-γ1, PLC-δ1, PLC-β2, respectively. WH-15 can be cleaved in a cascade reaction to generate fluorescent 6-aminoquinoline. WH-15 can be used to respond to imaging PLC activity in live cells[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].
Lp-PLA2-IN-9 (compound 17), a tetracyclic pyrimidinone compound, is a potent Lp-PLA2 inhibitor with a pIC50 of 10.1 for rhLp-PLA2. Lp-PLA2-IN-9 has the potential for neurodegenerative related diseases research[1].
MJ33 lithium is an active-site-directed, specific, competitive, and reversible phospholipase A2 (PLA2) inhibitor. MJ33 lithium blocks the calcium-independent phospholipase A2 (iPLA2) activity of Prdx6[1]. MJ33 lithium has a critical effect on inflammatory brain damage[2].
ML-211 is a carbamate-based dual inhibitor of acyl-protein thioesterase 1 (APT1)/lysophospholipase 1 (LYPLA1) (IC50=17 nM) and LYPLA2 (IC50=30 nM). ML-211 also inhibits theserine hydrolase ABHD11 with an IC50 value of 10 nM but is ≥ 50-fold selective for LYPLA in a panel of 20 additional serine hydrolases[1].
D-Erythro-dihydrosphingosin directly inhibits cytosolic phospholipase A2α (cPLA2α) activity.
N-Stearoylsphingomyelin (N-Stearoyl-D-sphingomyelin) is a sphingolipid, which can inhibit Phospholipase Cδ1 (PLCδ1)[1].
VU0155069 (CAY10593), compound 69, is a selective phospholipase D1 (PLD1) inhibitor with an IC50 value of 46 nM in vitro[1]. VU0155069 (CAY10593) strongly inhibits the invasive migration of several cancer cell lines in transwell assays[2].
Tanshinone I is an inhibitor of type IIA human recombinant sPLA2 (IC50=11 μM) and rabbit recombinant cPLA2 (IC50=82 μM).
2-(E-2-decenoylamino)ethyl 2-(cyclohexylethyl) sulfide is a compound that inhibits stress-induced ulcer and low toxicity, and can maintain the content of phospholipase A2 and prostaglandin E2 in ulcerated rats induced by water immersed restrained stress.
trans-Benzylideneacetone (trans-Benzalacetone), a metabolite of gram-negative entomopathogenic bacterium Xenorhabdus nematophila, is an enzyme inhibitor against phospholipase A2 (PLA2). trans-Benzylideneacetone is an immunosuppressant[1].
C12 NBD sphingomyelin is an active derivative of sphingomyelin (HY-113498) that is tagged with fluorescent C12 nitrobenzoxadiazole (C12 NBD). C12 NBD sphingomyelin can be used as a sphingomyelinase substrate for studying the metabolism and transport of sphingomyelins (Ex=470 nm, Em=525 nm)[1].
BAPTA tetrasodium is a selective chelator for calcium. BAPTA tetrasodium, as calcium indicator, has high selectivity against magnesium and calcium. BAPTA tetrasodium is widely used as an intracellular buffer for investigating the effects of Ca2+ release from intracellular stores or influx via Ca2+-permeable channels in the plasma membrane. BAPTA tetrasodium can also inhibit phospholipase C activity independently of their role as Ca2+ chelators[1][2][3].
MAFP (Methyl Arachidonyl Fluorophosphonate) is an selective, active-site directed and irreversible inhibitor of cPLA2 and iPLA2. MAFP is also a potent irreversible inhibitor of anandamide amidase.
GSK2647544 is an orally available, selective inhibitor of Lp-PLA2. Lipoprotein-associated phospholipase (Lp-PLA2) is a calcium-independent phospholipase A2 with proinflammatory activities that is primarily secreted by monocyte-derived macrophages[1].
SB-435495 hydrochloride is a potent, selective, reversible, non-covalent and orally active Lp-PLA2 inhibitor with an IC50 of 0.06 nM[1][3].
FAAH/cPLA2α-IN-1 is a dual inhibitor of FAAH and cPLA2α with IC50s of 32 and 47 nM, respectively[1].
CCT129957 is an indole derivative and a potent phospholipase C-γ (PLC-γ) inhibitor with an IC50 of ~3 μM and a GC50 of 15 μM. CCT129957 inhibits Ca2+ release in squamous carcinoma cells at ~15 μM[1][2].
CGP-35949 sodium is a LTD4 antagonist with phospholipase inhibitory activity. CGP-35949 sodium can be used for research of asthma[1].
SB-435495 ditartrate is a potent, selective, reversible, non-covalent and orally active Lp-PLA2 inhibitor with an IC50 of 0.06 nM[1][3].
BML-280 (VU0285655-1) is a potent and selective phospholipase D2 (PLD2) inhibitor. BML-280 has the ability to prevent caspase-3 cleavage and reduction in cell viability induced by high glucose. BML-280 can be used for rheumatoid arthritis research[1][2].
VU0359595 (CID-53361951; ML-270) is a potent and selective pharmacological phospholipase D1 (PLD1) inhibitor with an IC50 of 3.7 nM. VU0359595 is >1700-fold selective for PLD1 over PLD2 (IC50 of 6.4 μM). VU0359595 can be used for the research of cancer, diabetes, neurodegenerative and inflammatory diseases[1][2][3][4].
EA4, a derivative of quinone, is an inhibitor for both rPLA and cPLA. EA4 can inhibit rPLA2 with a Ki value of 130 μM. EA4 can be used for the research of hemostasis, thrombosis, and erythropoiesis[1].
CAY10502 is a potent, calcium-dependent cytosolic phospholipase A2 α (cPLA2α) inhibitor with an IC50 of 4.3 nM for isolated enzyme. CAY10502 can be used in the research of retinopathy and inflammatory diseases[1][2][3].
Sphingomyelin phosphodiesterase, a hydrolase, is involved in the sphingomyelin metabolism process. Sphingomyelin phosphodiesterase hydrolyzes the conversion of sphingomyelin to phosphocholine and ceramide. Sphingomyelin phosphodiesterase also plays an important role in cellular differentiation, various immune and inflammatory responses, and intracellular cholesterol trafficking and metabolism[1][2].