Date published: 2026-4-30

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GAP-43 Activators

Common GAP-43 Activators include, but are not limited to Oleic Acid CAS 112-80-1, PMA CAS 16561-29-8, Caffeine CAS 58-08-2, Ginkgolide B CAS 15291-77-7 and Forskolin CAS 66575-29-9.

GAP-43, known formally as Growth Associated Protein 43, has been recognized as an intrinsic component of the neuronal growth cone, a specialized area at the tip of a developing or regenerating neurite. This protein is often seen as an emblematic marker for axonal growth due to its abundant presence during neuronal development and in regions of axonal regeneration. Enriched in the presynaptic terminals of neurons, GAP-43 plays an instrumental role in the modulation of the actin cytoskeleton, impacting the growth of axons and the plasticity of dendrites. Its significance in the realm of neurobiology is highlighted by its involvement in the intricate processes of axonal guidance, elongation, and synaptic plasticity. On a cellular level, GAP-43 is known to associate with various signaling molecules, including calmodulin and protein kinase C (PKC), further underpinning its role in neurotransmitter release and synaptic function.

GAP-43 Activators, as a chemical class, are,compounds designed to elevate or potentiate the activity of the GAP-43 protein. Given the central role GAP-43 plays in neuronal development and regeneration, these activators are instrumental in amplifying processes related to axonal growth and synaptic plasticity. By interacting with the protein itself or its associated signaling pathways, these compounds aim to fortify the natural functions of GAP-43. The design and understanding of such activators open a vast frontier for neurobiological research. By modulating the activity of GAP-43, researchers could gain insights into the intricate choreography of neuronal growth, synaptic formation, and the broader processes that underlie the intricate dance of neural connectivity.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Oleic Acid

112-80-1sc-200797C
sc-200797
sc-200797A
sc-200797B
1 g
10 g
100 g
250 g
$37.00
$104.00
$580.00
$1196.00
10
(1)

Oleic acid has been shown to induce GAP-43 expression via a Protein Kinase C (PKC)-mediated mechanism, which is independent of NGF but synergistic with NT-3 and NT-4/5.

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 PKC, which may potentially induce GAP-43 expression by activating PKC, thus promoting neurite outgrowth and regeneration.

Isoproterenol Hydrochloride

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

Isoproterenol is a β-adrenergic agonist that can increase intracellular cAMP levels, which might stimulate PKC activity and induce GAP-43 expression.

Caffeine

58-08-2sc-202514
sc-202514A
sc-202514B
sc-202514C
sc-202514D
50 g
100 g
250 g
1 kg
5 kg
$33.00
$67.00
$97.00
$192.00
$775.00
13
(1)

Caffeine inhibits phosphodiesterase, leading to increased cAMP levels, which might stimulate PKC activity and induce GAP-43 expression.

Ginkgolide B

15291-77-7sc-201037B
sc-201037
sc-201037C
sc-201037A
5 mg
10 mg
25 mg
50 mg
$46.00
$64.00
$114.00
$201.00
8
(1)

Ginkgolide B, found in Ginkgo biloba, has neuroprotective effects and might induce GAP-43 expression to promote neurite outgrowth and regeneration.

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 activates adenylate cyclase, increasing cAMP levels, which might subsequently stimulate PKC activity and induce GAP-43 expression.

Rolipram

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

Rolipram inhibits phosphodiesterase 4, increasing cAMP levels, which might stimulate PKC activity and induce GAP-43 expression.

Fasudil, Monohydrochloride Salt

105628-07-7sc-203418
sc-203418A
sc-203418B
sc-203418C
sc-203418D
sc-203418E
sc-203418F
10 mg
50 mg
250 mg
1 g
2 g
5 g
10 g
$18.00
$33.00
$87.00
$168.00
$253.00
$496.00
$910.00
5
(1)

Fasudil is a Rho kinase inhibitor that may promote neurite outgrowth and potentially induce GAP-43 expression to support axonal growth and regeneration.

Y-27632, free base

146986-50-7sc-3536
sc-3536A
5 mg
50 mg
$186.00
$707.00
88
(1)

Y-27632 is another Rho kinase inhibitor that may promote neurite outgrowth and potentially induce GAP-43 expression, facilitating axonal growth and regeneration.

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 is known to influence neuronal differentiation and might induce GAP-43 expression to promote neurite outgrowth and synaptic plasticity.