Date published: 2026-5-17

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SON Activators

SON Activators are a class of chemicals that enhance the functional activity of SON via distinct pathways. Phorbol 12-myristate 13-acetate (PMA) activates PKC, leading to the phosphorylation of SON and enhancing its activity. Forskolin, IBMX, Epinephrine, Prostaglandin E2, Isoproterenol, Dibutyryl-cAMP, and Rolipram all work by activating adenylyl cyclase, leading to an increase in cAMP levels. The elevated cAMP activates PKA, which can phosphorylate and activate SON.

Okadaic Acid and Calyculin A inhibit protein phosphatases PP1 and PP2A, maintaining the phosphorylation state of SON, thus enhancing its activity. Staurosporine, although a broad-spectrum protein kinase inhibitor, at low concentrations preferentially inhibits protein phosphatases, enhancing the phosphorylation and activity of SON. H-89 at higher concentrations inhibits other kinases, leading to a net increase in the phosphorylation and activity of SON.

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Items 11 to 12 of 12 total

Display:

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Rolipram

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

Rolipram is a selective phosphodiesterase-4 inhibitor, leading to increased cAMP levels. The elevated cAMP can activate PKA, which in turn phosphorylates and activates SON.

H-89 dihydrochloride

130964-39-5sc-3537
sc-3537A
1 mg
10 mg
$94.00
$186.00
71
(2)

H-89 is a potent inhibitor of PKA. However, at higher concentrations, it inhibits other kinases, leading to a net increase in the phosphorylation and activity of SON.