Date published: 2026-4-24

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Inhibin β-B Activators

Inhibin β-B activators belong to a chemical class of compounds that interact with Inhibin β-B, a protein primarily associated with reproductive and endocrine functions in vertebrates. Inhibin β-B is a subunit of the inhibin complex, which also consists of an α subunit. These complexes are produced in various tissues, with a significant presence in the ovaries and testes, where they play a vital role in regulating the secretion of follicle-stimulating hormone (FSH) from the anterior pituitary gland. The primary function of Inhibin β-B is to inhibit the production and release of FSH, a hormone that plays a key role in the maturation of ovarian follicles and spermatogenesis in males. Inhibin β-B activators are designed to modulate the activity of this protein, influencing the delicate balance of reproductive and endocrine processes.

The mechanism of action of Inhibin β-B activators typically involves their interaction with Inhibin β-B, leading to changes in its conformation or stability. By doing so, these compounds may enhance or reduce the inhibitory effect of Inhibin β-B on FSH production, thereby influencing the levels of FSH circulating in the body. This, in turn, can have downstream effects on the reproductive and endocrine systems, which are essential for the regulation of fertility and other related physiological processes. Researchers continue to explore the molecular interactions and effects associated with Inhibin β-B activators, contributing to our understanding of the intricate mechanisms governing reproduction and endocrine regulation in vertebrates.

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Items 1 to 10 of 12 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

SB 431542

301836-41-9sc-204265
sc-204265A
sc-204265B
1 mg
10 mg
25 mg
$82.00
$216.00
$416.00
48
(1)

A selective inhibitor of ALK5, ALK4, and ALK7, which indirectly upregulates activin signaling, potentially influencing Inhibin β-B activity.

4-(6-(4-(Piperazin-1-yl)phenyl)pyrazolo[1,5-a]pyrimidin-3-yl)quinoline

1062368-24-4sc-476297
5 mg
$240.00
(0)

A potent ALK2 and ALK3 inhibitor, indirectly modulating activin signaling pathways linked to Inhibin β-B.

A 83-01

909910-43-6sc-203791
sc-203791A
10 mg
50 mg
$202.00
$811.00
16
(1)

An inhibitor of ALK5, ALK4, and ALK7, similar to SB-431542, it can indirectly impact Inhibin β-B through activin signaling modulation.

ALK5 Inhibitor II

446859-33-2sc-221234
sc-221234A
sc-221234B
sc-221234C
sc-221234D
sc-221234E
sc-221234F
1 mg
5 mg
10 mg
50 mg
100 mg
500 mg
1 g
$77.00
$153.00
$219.00
$663.00
$1248.00
$4382.00
$7850.00
8
(1)

An ALK5 inhibitor that may indirectly affect Inhibin β-B function by altering activin/TGF-β signaling pathways.

EW-7197

1352608-82-2sc-507465
5 mg
$345.00
(0)

A selective inhibitor of ALK5, indirectly modulating Inhibin β-B activity through activin/TGF-β signaling pathways.

LY 364947

396129-53-6sc-203122
sc-203122A
5 mg
10 mg
$107.00
$156.00
4
(1)

Another ALK5 inhibitor that can indirectly influence the activity of Inhibin β-B through the activin/TGF-β pathway.

DMH-1

1206711-16-1sc-361171
sc-361171B
sc-361171A
sc-361171C
10 mg
25 mg
50 mg
100 mg
$213.00
$318.00
$632.00
$1047.00
2
(0)

A selective ALK2 inhibitor, impacting signaling pathways associated with Inhibin β-B.

SB-505124

694433-59-5sc-362794
sc-362794A
10 mg
50 mg
$327.00
$1377.00
2
(0)

Inhibits ALK4, ALK5, and ALK7, indirectly modulating Inhibin β-B activity through activin/TGF-β signaling.

TGF-β RI Kinase Inhibitor VIII

356559-20-1sc-203295
2 mg
$100.00
2
(1)

An ALK5 inhibitor, indirectly influencing Inhibin β-B activity via activin/TGF-β signaling pathways.

K02288

1431985-92-0sc-488981
5 mg
$330.00
(0)

Targets ALK2, ALK3, and ALK6, indirectly affecting Inhibin β-B related pathways.