Date published: 2025-10-20

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Smooth Muscle Actin Inhibitors

Common Smooth Muscle Actin Inhibitors include, but are not limited to Cytochalasin D CAS 22144-77-0, Latrunculin A, Latrunculia magnifica CAS 76343-93-6, Jasplakinolide CAS 102396-24-7, (±)-Blebbistatin CAS 674289-55-5 and Calpeptin CAS 117591-20-5.

Smooth muscle actin inhibitors constitute a distinct class of chemical compounds meticulously crafted to selectively target and impede the activity of smooth muscle actin, a protein of paramount importance in the intricate architecture of the cytoskeleton within smooth muscle cells. These specialized cells are strategically distributed throughout various organs and tissues, including the walls of blood vessels, the gastrointestinal tract, and the respiratory tract, where they orchestrate indispensable physiological processes such as blood vessel constriction and dilation, peristalsis, and other involuntary movements.

The nuanced functionality of smooth muscle actin inhibitors hinges on their precision targeting of the smooth muscle actin protein. These inhibitors exert their influence by impeding the polymerization of smooth muscle actin, thereby disrupting the formation of contractile filaments essential for the generation of force and contraction in smooth muscle cells. This targeted interference holds the key to reshaping the mechanical properties and contractility of smooth muscle cells, influencing their pivotal role in physiological processes. Ongoing research into smooth muscle actin inhibitors endeavors to unveil the intricate mechanisms governing their mode of action, striving to decode the implications these inhibitors might have in elucidating the complex regulation of smooth muscle function. The study of smooth muscle actin inhibitors stands as a testament to the scientific pursuit of unraveling the complexities inherent in muscle physiology and cellular dynamics. By delving into the subtle intricacies of how these inhibitors modulate the activity of smooth muscle actin, researchers contribute to a growing body of knowledge. This scientific inquiry enriches our understanding of the fundamental principles that govern cellular function, paving the way for a deeper appreciation of the dynamic interplay between molecular components within the realm of smooth muscle biology.

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Items 1 to 10 of 11 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Cytochalasin D

22144-77-0sc-201442
sc-201442A
1 mg
5 mg
$145.00
$442.00
64
(4)

Disrupts actin polymerization by capping the growing end of actin filaments.

Latrunculin A, Latrunculia magnifica

76343-93-6sc-202691
sc-202691B
100 µg
500 µg
$260.00
$799.00
36
(2)

Binds to actin monomers, preventing their polymerization into filaments.

Jasplakinolide

102396-24-7sc-202191
sc-202191A
50 µg
100 µg
$180.00
$299.00
59
(1)

Enhances actin polymerization, potentially affecting smooth muscle actin.

(±)-Blebbistatin

674289-55-5sc-203532B
sc-203532
sc-203532A
sc-203532C
sc-203532D
5 mg
10 mg
25 mg
50 mg
100 mg
$179.00
$307.00
$455.00
$924.00
$1689.00
7
(1)

Inhibits myosin ATPase activity, leading to reduced muscle contractility.

Y-27632, free base

146986-50-7sc-3536
sc-3536A
5 mg
50 mg
$182.00
$693.00
88
(1)

ROCK inhibitor that impacts actin cytoskeleton dynamics in smooth muscle.

Calpeptin

117591-20-5sc-202516
sc-202516A
10 mg
50 mg
$119.00
$447.00
28
(1)

Inhibits calpain-mediated actin cleavage in smooth muscle cells.

CK 666

442633-00-3sc-361151
sc-361151A
10 mg
50 mg
$315.00
$1020.00
5
(0)

Blocks Arp2/3 complex-mediated actin nucleation and branching.

SMIFH2

340316-62-3sc-507273
5 mg
$140.00
(0)

Inhibits formin-mediated actin nucleation and polymerization.

Cytosporone B

321661-62-5sc-252653
5 mg
$143.00
7
(1)

Modulates actin dynamics in smooth muscle cells and affects cytoskeletal structure.

CK-869

388592-44-7sc-507274
5 mg
$160.00
(0)

CK-869 disrupts actin filament assembly through inhibition of Arp2/3 complex.