Date published: 2025-10-11

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Lefty-1 Activators

Lefty-1 activators encompass a diverse array of chemical compounds that indirectly augment its functional activity, primarily by influencing signaling pathways that intersect with Lefty-1's role in Nodal signaling inhibition. Compounds like Retinoic Acid play a critical role in this process by modulating gene expression within the TGF-β pathway, where Lefty-1 operates. This modulation results in an enhanced ability of Lefty-1 to inhibit Nodal signaling. Similarly, inhibitors of BMP signaling, such as Dorsomorphin and LDN-193189, along with TGF-β receptor kinase inhibitors like SB431542 and LY364947, indirectly augment Lefty-1's activity. These compounds achieve their effects by reducing the activity of signaling pathways that either compete with or interact with Lefty-1, thus making its inhibition of Nodal signaling more effective. In addition, A-83-01, an inhibitor of the TGF-β type I receptor ALK5, and PD173074, an FGFR inhibitor, further contribute to this enhancement by modulating pathways that can affect Nodal signaling.

Moreover, compounds that influence Wnt signaling, such as CHIR99021, a GSK-3β inhibitor, IWP-2, an inhibitor of Wnt production, and BIO, a GSK-3 inhibitor, indirectly promote Lefty-1's activity. These compounds alter the dynamics of Wnt signaling, which can indirectly impact Nodal signaling pathways, thereby facilitating Lefty-1's inhibitory role. The inhibition of specific signaling components like ALK4/5/7 by SB505124 and Smad3 by SIS3 also supports Lefty-1's activity. By modulating the TGF-β signaling pathway, these inhibitors create a more favorable environment for Lefty-1 to effectively inhibit Nodal signaling. Collectively, these Lefty-1 activators, through their targeted modulation of cellular signaling pathways, particularly those intersecting with Nodal signaling, enhance Lefty-1's primary function as an inhibitor of Nodal signaling, demonstrating the complex interplay of cellular signaling in regulating protein function.

Items 1 to 10 of 11 total

Display:

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Retinoic Acid, all trans

302-79-4sc-200898
sc-200898A
sc-200898B
sc-200898C
500 mg
5 g
10 g
100 g
$65.00
$319.00
$575.00
$998.00
28
(1)

Retinoic Acid enhances Lefty-1 activity by influencing cellular differentiation pathways. It modulates the expression of genes in the TGF-β pathway, which Lefty-1 is a part of, leading to an indirect enhancement of Lefty-1's inhibitory role on Nodal signaling.

Dorsomorphin dihydrochloride

1219168-18-9sc-361173
sc-361173A
10 mg
50 mg
$182.00
$736.00
28
(2)

Dorsomorphin indirectly enhances Lefty-1 activity by inhibiting BMP signaling. This inhibition allows Lefty-1 to more effectively exert its antagonistic effects on Nodal signaling, as BMP and Nodal pathways are interconnected.

SB 431542

301836-41-9sc-204265
sc-204265A
sc-204265B
1 mg
10 mg
25 mg
$80.00
$212.00
$408.00
48
(1)

SB431542, a TGF-β receptor kinase inhibitor, indirectly enhances Lefty-1 activity by reducing competitive TGF-β signaling, thereby allowing Lefty-1 to be more effective in its inhibition of Nodal signaling.

LY 364947

396129-53-6sc-203122
sc-203122A
5 mg
10 mg
$105.00
$153.00
4
(1)

LY364947, another TGF-β receptor kinase inhibitor, functions similarly to SB431542, indirectly enhancing Lefty-1 activity by inhibiting TGF-β signaling and thus allowing Lefty-1 to more effectively inhibit Nodal signaling.

A 83-01

909910-43-6sc-203791
sc-203791A
10 mg
50 mg
$198.00
$650.00
16
(1)

A-83-01 inhibits TGF-β type I receptor ALK5, which indirectly enhances Lefty-1's activity by reducing signaling that competes with Lefty-1's inhibitory role in Nodal signaling.

PD173074

219580-11-7sc-202610
sc-202610A
sc-202610B
1 mg
5 mg
50 mg
$46.00
$140.00
$680.00
16
(1)

PD173074 inhibits FGFR, which indirectly enhances Lefty-1 activity. This is because FGFR signaling can modulate Nodal signaling, and inhibition of FGFR allows Lefty-1 to more effectively inhibit Nodal signaling.

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

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

LDN-193189 inhibits BMP type I receptors ALK2/3/6, which indirectly enhances Lefty-1 activity. By inhibiting BMP signaling, it allows Lefty-1 to exert its inhibitory effects on Nodal signaling more effectively.

GSK-3 Inhibitor XVI

252917-06-9sc-221691
sc-221691A
5 mg
25 mg
$153.00
$520.00
4
(1)

CHIR99021 is a GSK-3β inhibitor that indirectly enhances Lefty-1 activity by modulating Wnt signaling. Alterations in Wnt signaling can affect Nodal signaling, thus indirectly enhancing Lefty-1's inhibitory role.

IWP-2

686770-61-6sc-252928
sc-252928A
5 mg
25 mg
$94.00
$286.00
27
(1)

IWP-2 inhibits Wnt production, which can indirectly enhance Lefty-1 activity. By reducing Wnt signaling, IWP-2 can influence Nodal signaling pathways, where Lefty-1 acts as an inhibitor.

GSK-3 Inhibitor IX

667463-62-9sc-202634
sc-202634A
sc-202634B
1 mg
10 mg
50 mg
$57.00
$184.00
$867.00
10
(1)

BIO is a GSK-3 inhibitor, which indirectly enhances Lefty-1 activity by modulating Wnt/β-catenin signaling. This modulation can affect Nodal signaling, indirectly enhancing Lefty-1's functional role.