Date published: 2026-2-23

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Elastase-3 Inhibitors

Elastase-3 inhibitors represents a diverse repertoire of compounds intricately designed to modulate the activity of elastase-3, a pivotal protease essential for maintaining tissue integrity. In the domain of direct inhibition, compounds like Sivelestat and Nafamostat take center stage by directly engaging with elastase-3, serving as formidable blockers that effectively impede excessive proteolytic damage. Operating at the molecular level, these inhibitors exert precise control over the catalytic activity of elastase-3, ensuring the preservation of structural integrity within tissues. Expanding into the realm of indirect inhibition, a spectrum of compounds, including Icatibant, Pefloxacin, GW311616A, Dapsone, Baicalein, Parthenolide, Diphenyleneiodonium, Serpin A1, Aprotinin, and Ebselen, exerts influence on elastase-3 activity through modulation of pathways associated with inflammation, oxidative stress, and protease regulation. For instance, Icatibant plays a crucial role in blocking bradykinin signaling, thereby reducing neutrophil activation and subsequently limiting the release of elastase. The collective actions of these compounds weave a complex tapestry of mechanisms finely tuned to regulate elastase-3 activity, offering a diverse array of interventions for conditions characterized by elastin degradation, inflammation, and protease-mediated tissue damage. This nuanced comprehension of the multifaceted interactions within Elastase-3 inhibitors is indispensable for the development of targeted interventions in pathological scenarios where elastase-3 activity undergoes dysregulation. By unraveling the intricacies of these interactions, the scientific community gains valuable insights into avenues, aiming to restore the delicate balance of elastase-3 activity in situations where tissue integrity faces compromise.
Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Sivelestat

127373-66-4sc-203938
1 mg
$105.00
2
(1)

Sivelestat, a neutrophil elastase inhibitor, directly targets elastase-3. By binding to the active site, it inhibits elastase activity, preventing proteolytic degradation of elastin and other substrates. This direct inhibition of elastase-3 preserves tissue integrity and prevents elastin breakdown, offering therapeutic potential in conditions involving excessive elastase activity.

Pefloxacin mesylate dihydrate

149676-40-4sc-204838
5 g
$62.00
(0)

Pefloxacin, a fluoroquinolone antibiotic, indirectly modulates elastase-3. By inhibiting bacterial DNA gyrase, it reduces neutrophil recruitment and elastase release. This indirect inhibition of elastase-3 activity can attenuate elastin degradation, preserving tissue integrity in conditions involving bacterial infection and inflammation.

GW311616 hydrochloride

197890-44-1sc-506571
1 mg
$94.00
(0)

GW311616A, a matrix metalloproteinase (MMP) inhibitor, indirectly modulates elastase-3. By inhibiting MMPs, it prevents elastin degradation and reduces elastase release. This indirect inhibition of elastase-3 activity can contribute to maintaining tissue structure in conditions involving MMP-mediated extracellular matrix remodeling.

Dapsone

80-08-0sc-203023
sc-203023A
1 g
5 g
$19.00
$32.00
2
(0)

Dapsone, an anti-inflammatory agent, indirectly modulates elastase-3. By reducing neutrophil activation, it limits elastase release and activity. This indirect inhibition of elastase-3 helps preserve tissue integrity in inflammatory conditions, preventing excessive elastin degradation and associated pathological changes.

Baicalein

491-67-8sc-200494
sc-200494A
sc-200494B
sc-200494C
10 mg
100 mg
500 mg
1 g
$32.00
$42.00
$162.00
$292.00
12
(1)

Baicalein, a flavonoid, indirectly modulates elastase-3. By inhibiting inflammatory pathways, it reduces neutrophil activation and elastase release. This indirect inhibition of elastase-3 activity can mitigate elastin degradation, offering potential therapeutic benefits in conditions associated with inflammation and excessive protease activity.

Parthenolide

20554-84-1sc-3523
sc-3523A
50 mg
250 mg
$81.00
$306.00
32
(2)

Parthenolide, a sesquiterpene lactone, indirectly modulates elastase-3. By inhibiting NF-κB activation, it reduces neutrophil recruitment and elastase release. This indirect inhibition of elastase-3 activity can attenuate elastin degradation, providing therapeutic potential in inflammatory conditions involving NF-κB-mediated pathways.

Nafamostat mesylate

82956-11-4sc-201307
sc-201307A
10 mg
50 mg
$82.00
$306.00
4
(1)

Nafamostat, a serine protease inhibitor, directly targets elastase-3. By inhibiting serine proteases, including elastase, it prevents proteolytic damage. This direct inhibition of elastase-3 activity preserves tissue integrity, making nafamostat a potential therapeutic option in conditions associated with excessive serine protease activity, including elastase-3.

Aprotinin

9087-70-1sc-3595
sc-3595A
sc-3595B
10 mg
100 mg
1 g
$112.00
$408.00
$3000.00
51
(2)

Aprotinin, a protease inhibitor, directly targets elastase-3. By forming a reversible complex with elastase, it inhibits its proteolytic activity. This direct inhibition of elastase-3 helps preserve tissue integrity by preventing excessive elastin degradation. Aprotinin's inhibitory action on elastase-3 makes it a potential therapeutic option in conditions associated with protease-mediated tissue damage and inflammation.

Ebselen

60940-34-3sc-200740B
sc-200740
sc-200740A
1 mg
25 mg
100 mg
$33.00
$136.00
$458.00
5
(1)

Ebselen, a glutathione peroxidase mimic, indirectly modulates elastase-3. By reducing oxidative stress, it limits neutrophil activation and elastase release. This indirect inhibition of elastase-3 activity can attenuate elastin degradation, offering potential therapeutic benefits in conditions involving oxidative stress and excessive protease activity.