Date published: 2026-4-1

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PSG5 Activators

Pregnancy-specific glycoprotein 5 (PSG5) activators encompass a selection of chemical compounds that indirectly facilitate the functional activity of PSG5 through discrete signaling pathways. For instance, Forskolin, Isoproterenol, Sildenafil, Zaprinast, Rolipram, and IBMX all function by elevating intracellular cAMP levels, which in turn activate protein kinase A (PKA) or other cAMP-dependent pathways. Given that the functional activity of PSG5 is assumed to be modulated by cAMP-mediated signaling, these compounds would enhance the activity of PSG5 by promoting pathways that lead to its activation. This activation could occur through direct phosphorylation by PKA or by modulating the activity of proteins that interact with PSG5 in a cAMPdependent manner. Similarly, compounds like Epigallocatechin gallate (EGCG) and Phorbol 12-myristate 13-acetate (PMA) work by inhibiting kinases or activating protein kinase C (PKC), respectively, thereby shifting the cellular signaling balance towards pathways that could enhance PSG5 activity, assuming PSG5 is influenced by these kinases or their downstream targets.

Ionophores such as Ionomycin and A23187 (Calcimycin), by raising intracellular calcium levels, could potentially activate calcium-dependent kinases that subsequently enhance the activity of PSG5 if it is regulated by calcium signaling. The cAMP analog Dibutyryl-cAMP (db-cAMP) offers a more direct approach to activating cAMP-dependent pathways, likely leading to an increase in PSG5 activity if it lies within these pathways. Anisomycin, though primarily a protein synthesis inhibitor, could inadvertently activate PSG5 by inducing stress-activated protein kinases (SAPKs) such as JNK, which might influence PSG5 activity through stress response signaling. Collectively, these activators, through their targeted effects on cellular signaling, provide a multifaceted approach to the enhancement of PSG5-mediated functions, without requiring upregulation of its expression or direct binding to the protein.

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Items 1 to 10 of 11 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

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 directly elevates intracellular cAMP levels. Increased cAMP activates protein kinase A (PKA), which can phosphorylate and thereby enhance the functional activity of PSG5, assuming PSG5 is a PKA substrate or is involved in cAMP-dependent signaling pathways.

Ionomycin

56092-82-1sc-3592
sc-3592A
1 mg
5 mg
$78.00
$270.00
80
(4)

Ionomycin is a calcium ionophore that raises intracellular calcium levels, which could indirectly enhance PSG5 activity by activating calcium-dependent protein kinases that might phosphorylate PSG5 or proteins that interact with PSG5, leading to its functional activation.

Isoproterenol Hydrochloride

51-30-9sc-202188
sc-202188A
100 mg
500 mg
$28.00
$38.00
5
(0)

Isoproterenol is a beta-adrenergic agonist that can increase cAMP levels through G protein-coupled receptor signaling, potentially enhancing PSG5 activity in a similar manner to Forskolin if PSG5 is influenced by cAMP-dependent pathways.

(−)-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 (EGCG) is a catechin found in green tea with kinase inhibition properties. By inhibiting specific kinases, EGCG could shift cellular signaling dynamics in favor of activating pathways or proteins that increase the activity of PSG5.

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 is a potent activator of protein kinase C (PKC) which, through phosphorylation of target proteins, could enhance the signaling pathways that lead to PSG5 activation, assuming that PSG5 activity is modulated by PKC or its downstream effectors.

A23187

52665-69-7sc-3591
sc-3591B
sc-3591A
sc-3591C
1 mg
5 mg
10 mg
25 mg
$55.00
$131.00
$203.00
$317.00
23
(1)

A23187 is another calcium ionophore, like Ionomycin, which increases intracellular calcium and could indirectly enhance PSG5 by activating calcium-dependent proteins that might be involved in PSG5 functional regulation.

Zaprinast (M&B 22948)

37762-06-4sc-201206
sc-201206A
25 mg
100 mg
$105.00
$250.00
8
(2)

Zaprinast also inhibits phosphodiesterases, increasing cAMP levels and potentially enhancing PSG5 activity through similar mechanisms as Sildenafil and Forskolin, assuming PSG5 is regulated by cAMP signaling.

Rolipram

61413-54-5sc-3563
sc-3563A
5 mg
50 mg
$77.00
$216.00
18
(1)

Rolipram is another phosphodiesterase inhibitor that increases cAMP levels. It may enhance PSG5 activity by amplifying cAMP-dependent signaling pathways that potentially regulate PSG5 activity.

IBMX

28822-58-4sc-201188
sc-201188B
sc-201188A
200 mg
500 mg
1 g
$260.00
$350.00
$500.00
34
(1)

IBMX is a non-selective phosphodiesterase inhibitor that can raise intracellular cAMP and cGMP levels, potentially enhancing PSG5 through cAMP/cGMP-dependent signaling pathways if PSG5 is regulated by these pathways.

Anisomycin

22862-76-6sc-3524
sc-3524A
5 mg
50 mg
$99.00
$259.00
36
(2)

Anisomycin is a protein synthesis inhibitor that can activate stress-activated protein kinases (SAPKs) like JNK. If PSG5 is regulated by stress response pathways, anisomycin could enhance PSG5's activity indirectly through activation of these kinases.