Date published: 2025-10-15

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CNG-3 Activators

CNG-3 Activators comprise a diverse array of chemical compounds that primarily modulate intracellular levels of cyclic nucleotides, thus indirectly influencing the activity of CNG-3, a cyclic nucleotide-gated channel. Forskolin, for instance, directly increases the cellular concentration of cAMP, which is a natural ligand for CNG-3, leading to the channel's activation and increased ion conductance. Similarly, IBMX and Theophylline act as non-selective phosphodiesterase inhibitors, raising both cAMP and cGMP levels, thereby facilitating the activation of CNG-3. On the other hand, Vinpocetine and Zaprinast, by specifically inhibiting PDE1 and PDE5 respectively, cause an elevation in cGMP concentrations, a key factor in CNG-3 activation, highlighting the nuanced regulation of CNG-3 by different cyclic nucleotide pathways.

Further specificity in CNG-3 activation is seen with compounds like Sildenafil and Cilostazol, which, through the inhibition of PDE5 and PDE3, augment cGMP and cAMP levels respectively, tailoring the activation profile of CNG-3. Dipyridamole's broad inhibition of phosphodiesterases also contributes to the increased availability of cAMP and cGMP, thereby promoting CNG-3 activity. Rolipram, with its PDE4 selectivity, and Milrinone and Anagrelide, which are selective for PDE3, preferentially increase cAMP levels.

SEE ALSO...

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
$76.00
$150.00
$725.00
$1385.00
$2050.00
73
(3)

Forskolin directly elevates intracellular cAMP levels, which can lead to the activation of CNG-3 by promoting the opening of cyclic nucleotide-gated channels, thus enhancing ion flow across cell membranes.

IBMX

28822-58-4sc-201188
sc-201188B
sc-201188A
200 mg
500 mg
1 g
$159.00
$315.00
$598.00
34
(1)

IBMX acts as a non-selective inhibitor of phosphodiesterases, leading to increased cAMP levels in the cell, which indirectly enhances the activity of CNG-3 by preventing cAMP breakdown.

Vinpocetine

42971-09-5sc-201204
sc-201204A
sc-201204B
20 mg
100 mg
15 g
$55.00
$214.00
$2400.00
4
(1)

Vinpocetine inhibits phosphodiesterase type 1 (PDE1), which increases cAMP and cGMP levels in neuronal cells, potentially leading to the activation of CNG-3 channels.

Zaprinast (M&B 22948)

37762-06-4sc-201206
sc-201206A
25 mg
100 mg
$103.00
$245.00
8
(2)

Zaprinast selectively inhibits PDE5, which increases cGMP levels and can activate CNG-3 by increasing the ligand available for binding and channel opening.

Cilostazol

73963-72-1sc-201182
sc-201182A
10 mg
50 mg
$107.00
$316.00
3
(1)

Cilostazol inhibits PDE3, which leads to increased cAMP levels, thereby indirectly activating CNG-3 through cAMP-dependent protein kinase signaling pathways.

Dipyridamole

58-32-2sc-200717
sc-200717A
1 g
5 g
$30.00
$100.00
1
(1)

Dipyridamole inhibits various phosphodiesterases, thereby increasing cAMP and cGMP levels, which can enhance the activation of CNG-3 channels indirectly.

Theophylline

58-55-9sc-202835
sc-202835A
sc-202835B
5 g
25 g
100 g
$20.00
$31.00
$83.00
6
(0)

Theophylline is a non-selective phosphodiesterase inhibitor, which indirectly activates CNG-3 by increasing intracellular levels of cAMP and cGMP, the ligands necessary for CNG-3 channel activation.

Rolipram

61413-54-5sc-3563
sc-3563A
5 mg
50 mg
$75.00
$212.00
18
(1)

Rolipram selectively inhibits PDE4 and raises intracellular cAMP levels, which could enhance the activation of CNG-3 by promoting cAMP-mediated signaling.

Milrinone

78415-72-2sc-201193
sc-201193A
10 mg
50 mg
$162.00
$683.00
7
(0)

Milrinone selectively inhibits PDE3, leading to raised cAMP levels and subsequent activation of CNG-3 through cAMP-dependent pathways.

Anagrelide

68475-42-3sc-491875
25 mg
$147.00
(0)

Anagrelide inhibits PDE3, increasing cAMP levels, which could lead to the enhanced activity of CNG-3 by stimulating cAMP-dependent signaling mechanisms.