Date published: 2026-5-16

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Psg21 Activators

The chemical class known as PSG21 Activators encompasses a diverse range of compounds that can activate Pregnancy-specific beta-1-glycoprotein 21 (PSG21), a protein associated with placental development and immune modulation during pregnancy. These activators are not a homogeneous group but are instead characterized by their ability to influence various biological pathways that are crucial for maintaining the delicate balance required for a successful pregnancy. The primary mode of action for these chemicals involves the regulation of gene expression, modulation of hormonal levels, and alteration of cellular signaling processes. Their activity can lead to the upregulation of PSG21, which is thought to contribute to the development of the placenta and the establishment of fetal-maternal tolerance.

The substances classified as PSG21 Activators can impact cell proliferation, differentiation, and angiogenesis. Through their interaction with cellular receptors and signaling molecules, they play a role in the complex network of signals that govern placental and fetal development. For instance, some activators in this class are involved in enhancing the immune system's regulatory mechanisms to prevent an adverse inflammatory response that might otherwise compromise the pregnancy. Others contribute to the vascular development of the placenta by promoting the growth of new blood vessels, ensuring that the developing fetus receives an adequate supply of nutrients and oxygen. By modulating the expression and activity of PSG21, these chemicals exert influence over critical processes that underpin the health and growth of the placenta, as well as the overall success of the gestation period.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

β-Estradiol

50-28-2sc-204431
sc-204431A
500 mg
5 g
$63.00
$182.00
8
(1)

Estradiol, a primary estrogen, regulates gene expression related to placental development and immune function, which could possibly activate PSG21 levels.

Progesterone

57-83-0sc-296138A
sc-296138
sc-296138B
1 g
5 g
50 g
$20.00
$52.00
$298.00
3
(1)

As a critical hormone in pregnancy maintenance, progesterone could possibly activate PSG21 by modulating trophoblast invasion and placental development.

Dexamethasone

50-02-2sc-29059
sc-29059B
sc-29059A
100 mg
1 g
5 g
$91.00
$139.00
$374.00
36
(1)

This synthetic glucocorticoid modulates immune responses and inflammation, and could possibly activate PSG21 expression.

Retinoic Acid, all trans

302-79-4sc-200898
sc-200898A
sc-200898B
sc-200898C
500 mg
5 g
10 g
100 g
$66.00
$325.00
$587.00
$1018.00
28
(1)

Retinoic Acid modulates gene expression via its receptors and could possibly activate PSG21 levels.