Date published: 2025-11-24

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PAF Acetylhydrolase Inhibitors

PAF Acetylhydrolase Inhibitors constitute a distinct class of chemical compounds recognized for their specialized capability to exert influence over the activity of Platelet-Activating Factor Acetylhydrolase (PAF-AH). This enzyme holds a pivotal role primarily within the realm of lipid metabolism and the intricate regulation of inflammatory processes. PAF-AH, alternatively referred to as lipoprotein-associated phospholipase A2 (Lp-PLA2), assumes a critical function in the hydrolysis of platelet-activating factor (PAF) and oxidized phospholipids, both of which are essential constituents of cellular membranes and contributors to signaling cascades. The inhibitors that fall under the umbrella of PAF Acetylhydrolase Inhibitors exhibit a distinctive structural architecture that facilitates their interaction with the enzyme. This interaction is often directed towards the enzyme's active site or involves specific residues in its vicinity that are implicated in its catalytic mechanism. This strategic binding allows the inhibitors to modulate the enzymatic activity of PAF-AH, consequently influencing the levels of various bioactive lipids and lipid-derived mediators that participate in cellular communication, inflammation modulation, and other intricate signaling networks. The exploration and investigation of PAF Acetylhydrolase Inhibitors are deeply rooted in the endeavor to unravel the complexities of lipid signaling pathways and their far-reaching implications in cellular function. Researchers have delved into the structural design, synthesis, and characterization of these inhibitors to glean insights into the precise mechanistic underpinnings of PAF-AH and its interactions with lipid substrates.

Items 1 to 10 of 11 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Ginkgolide A

15291-75-5sc-205705
sc-205705A
sc-205705B
sc-205705D
sc-205705C
10 mg
25 mg
250 mg
1 g
500 g
$67.00
$159.00
$406.00
$1108.00
$679.00
2
(1)

Ginkgolide B, a terpenoid constituent of Ginkgo biloba, is a known PAF receptor antagonist. By blocking PAF receptors, it indirectly enhances the activity of PAF acetylhydrolase by reducing the level of PAF available for receptor binding, thus promoting the hydrolysis of PAF.

1-Linoleoyl Glycerol

2258-92-6sc-220470
sc-220470A
1 mg
5 mg
$33.00
$147.00
(0)

1-Linoleoyl Glycerol acts as a selective substrate for paf acetylhydrolase, showcasing unique interactions that enhance its hydrolytic activity. This compound influences lipid metabolism by modulating the enzymatic breakdown of bioactive phospholipids, thereby impacting cellular signaling pathways. Its distinct structural features facilitate specific binding to the active site of the enzyme, promoting efficient catalysis and influencing reaction kinetics in lipid-mediated processes.

SB 225002

182498-32-4sc-202803
sc-202803A
1 mg
5 mg
$35.00
$100.00
2
(1)

SRI 63-072 acts as a potent enhancer of PAF acetylhydrolase activity by stabilizing the enzyme's active form, thereby increasing its capacity to hydrolyze PAF.

Tetrakis(decyl)ammonium bromide

14937-42-9sc-251193
10 g
$138.00
(0)

Lyso-PAF serves as a substrate for PAF acetylhydrolase, and its presence stimulates the enzyme's activity as the enzyme catalyzes its acetylation to form PAF.

Calcium chloride anhydrous

10043-52-4sc-207392
sc-207392A
100 g
500 g
$65.00
$262.00
1
(1)

Calcium chloride increases intracellular calcium levels, which can enhance the activity of PAF acetylhydrolase as the enzyme requires calcium ions for its optimal activity.

ET-18-OCH3

77286-66-9sc-201021
sc-201021A
sc-201021B
sc-201021C
sc-201021F
5 mg
25 mg
50 mg
100 mg
1 g
$109.00
$427.00
$826.00
$1545.00
$3682.00
6
(1)

As a synthetic alkyl-lysophospholipid, Edelfosine can indirectly enhance PAF acetylhydrolase activity by competing with PAF for binding to cells, thus decreasing PAF's cellular effects and increasing its availability for hydrolysis.

WEB-2086

105219-56-5sc-201007
sc-201007A
1 mg
5 mg
$100.00
$163.00
13
(1)

WEB 2086 is another PAF receptor antagonist that allows for the increased activity of PAF acetylhydrolase by minimizing PAF-receptor interactions, favoring PAF breakdown.

Miltefosine

58066-85-6sc-203135
50 mg
$79.00
8
(1)

Miltefosine, a phospholipid analog, can increase PAF acetylhydrolase activity by competitively inhibiting PAF receptor and reducing PAF-mediated responses.

Seratrodast

112665-43-7sc-201352
sc-201352A
10 mg
50 mg
$67.00
$373.00
(1)

Modipafant, as a PAF receptor antagonist, indirectly augments PAF acetylhydrolase function by preventing PAF from eliciting its biological effects, leading to increased hydrolysis.

Statil

72702-95-5sc-361367
100 mg
$235.00
1
(1)

CV-3988 is a PAF receptor antagonist that can enhance the hydrolytic function of PAF acetylhydrolase by reducing the biological actions of PAF.