Date published: 2026-4-10

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GPR38 Activators

GPR38 Activators refer to a class of chemical compounds that selectively target and modulate the activity of the GPR38 receptor, also known as G-protein-coupled receptor 38. GPR38 is a member of the extensive G-protein-coupled receptor (GPCR) family, which plays a pivotal role in transmitting signals from the extracellular environment into the cell, leading to various intracellular responses. These receptors are involved in a wide array of physiological processes, and their activation by specific ligands can initiate complex signaling pathways. GPR38 is predominantly expressed in certain tissues, where it contributes to the regulation of diverse biological functions through its interaction with specific endogenous ligands.The activation of GPR38 by its activators typically involves the binding of these molecules to the receptor's extracellular or transmembrane domains, leading to a conformational change that triggers intracellular signaling cascades. These cascades often involve the activation of associated G-proteins, which in turn influence secondary messenger systems such as cyclic AMP (cAMP) or inositol trisphosphate (IP3), depending on the specific G-protein subtype coupled to the receptor. This modulation of signaling pathways can result in a variety of cellular responses, including changes in gene expression, ion channel activity, or cellular metabolism. Additionally, GPR38 activators can also influence receptor trafficking, potentially affecting the receptor's localization within the cell membrane or its internalization and recycling processes. Understanding the mechanisms by which GPR38 activators function is crucial for elucidating the receptor's role in cellular communication and its broader impact on physiological regulation.
Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

EM574

110480-13-2sc-203039
1 mg
$306.00
(0)

EM574 acts as a selective modulator of GPR38, distinguished by its capacity to form hydrogen bonds with key amino acid residues within the receptor's binding pocket. This interaction induces conformational changes that enhance receptor activation and downstream signaling pathways. The compound exhibits unique reaction kinetics, allowing for rapid binding and dissociation, which may influence receptor desensitization and internalization processes. Its structural attributes suggest potential for selective receptor engagement, impacting cellular responses.

Forskolin

66575-29-9sc-3562
sc-3562A
sc-3562B
sc-3562C
sc-3562D
5 mg
50 mg
1 g
2 g
5 g
$78.00
$153.00
$740.00
$1413.00
$2091.00
73
(3)

Forskolin may upregulate GPR38 by activating adenylate cyclase, resulting in elevated cAMP levels that could initiate a signaling cascade culminating in the transcription of GPR38.

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 can enhance the transcriptional activity of genes, potentially stimulating the GPR38 gene by binding to retinoic acid receptors that interact with GPR38 promoter regions.

(−)-Epigallocatechin Gallate

989-51-5sc-200802
sc-200802A
sc-200802B
sc-200802C
sc-200802D
sc-200802E
10 mg
50 mg
100 mg
500 mg
1 g
10 g
$43.00
$73.00
$126.00
$243.00
$530.00
$1259.00
11
(1)

Epigallocatechin Gallate may enhance the upregulation of GPR38 by modulating histone deacetylase activity, leading to a more relaxed chromatin structure around the GPR38 gene, promoting its transcription.

5-Azacytidine

320-67-2sc-221003
500 mg
$280.00
4
(1)

By inhibiting DNA methylation, 5-Azacytidine could initiate the upregulation of GPR38 expression by unveiling promoter regions that were previously methylated and transcriptionally silent.

Trichostatin A

58880-19-6sc-3511
sc-3511A
sc-3511B
sc-3511C
sc-3511D
1 mg
5 mg
10 mg
25 mg
50 mg
$152.00
$479.00
$632.00
$1223.00
$2132.00
33
(3)

Trichostatin A may upregulate GPR38 by inhibiting histone deacetylase, thereby increasing acetylation levels of histones near the GPR38 gene, facilitating its transcriptional activation.

PMA

16561-29-8sc-3576
sc-3576A
sc-3576B
sc-3576C
sc-3576D
1 mg
5 mg
10 mg
25 mg
100 mg
$41.00
$132.00
$214.00
$500.00
$948.00
119
(6)

PMA could potentiate the upregulation of GPR38 through activation of protein kinase C, which may stimulate transcription factors that elevate GPR38 expression.

β-Estradiol

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

β-estradiol could upregulate the expression of GPR38 by engaging estrogen receptors that interact with estrogen response elements linked to the GPR38 gene promoter.

Cholecalciferol

67-97-0sc-205630
sc-205630A
sc-205630B
1 g
5 g
10 g
$71.00
$163.00
$296.00
2
(1)

If the GPR38 gene promoter contains vitamin D response elements, Cholecalciferol could stimulate transcription by binding to the vitamin D receptor, which in turn binds to these elements.

Lithium

7439-93-2sc-252954
50 g
$214.00
(0)

Lithium chloride may upregulate GPR38 by inhibiting glycogen synthase kinase-3, a kinase that, when inhibited, could lead to the stabilization of transcription factors promoting GPR38 expression.