Date published: 2025-10-10

1-800-457-3801

SCBT Portrait Logo
Seach Input

CRISP-2 Activators

CRISP-2 Activators are chemicals that may logically enhance the function of the CRISP-2 protein through specific signaling pathways or biological processes that CRISP-2 is directly involved in. All the chemicals listed here are either hormones known to affect sperm function, like Progesterone and Estradiol, or are phosphodiesterase (PDE) inhibitors that increase cAMP or cGMP levels, leading to increased intracellular calcium. Progesterone and Estradiol, two key hormones in reproductive processes, can alter calcium dynamics within sperm cells, which may activate CRISP-2.

Progesterone is known to activate CatSper, a calcium channel on the sperm tail, leading to a calcium influx. Estradiol influences the acrosomal reaction, a process that involves the release of stored calcium. As CRISP-2 is a calcium-binding protein located on the sperm tail, increased calcium levels could directly interact with and activate CRISP-2. On the other hand, chemicals like Tadalafil, Sildenafil, Forskolin, Cilostazol, Rolipram, Vinpocetine, Zardaverine, Milrinone, Etazolate, and Theophylline are all PDE inhibitors that lead to increased levels of cAMP or cGMP, which subsequently raise intracellular calcium levels. The increase in calcium levels could potentially activate CRISP-2, given its ability to bind calcium.

SEE ALSO...

Items 1 to 10 of 11 total

Display:

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Progesterone

57-83-0sc-296138A
sc-296138
sc-296138B
1 g
5 g
50 g
$20.00
$51.00
$292.00
3
(1)

Progesterone can enhance the calcium influx in sperm cells by activating CatSper, a calcium channel on the sperm tail. CRISP-2, positioned on the sperm tail, can potentially be activated due to this increased calcium influx, as calcium ions are known to interact with the CRISP family of proteins.

β-Estradiol

50-28-2sc-204431
sc-204431A
500 mg
5 g
$62.00
$178.00
8
(1)

Estradiol can influence the acrosomal reaction in sperm cells, which involves the release of stored calcium. This calcium surge could potentially interact with CRISP-2, known to be calcium-binding, and enhance its activity.

Tadalafil

171596-29-5sc-208412
50 mg
$176.00
13
(2)

Tadalafil, a PDE5 inhibitor, leads to elevated levels of cGMP and, subsequently, increased intracellular calcium. This surge in calcium may interact with CRISP-2, activating the protein.

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 elevates cAMP levels, which can lead to increased intracellular calcium levels. This calcium surge could potentially activate CRISP-2.

Cilostazol

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

Cilostazol is a PDE3 inhibitor leading to increased cAMP levels, which can lead to a surge in intracellular calcium potentially activating CRISP-2.

Rolipram

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

Rolipram is a PDE4 inhibitor that can increase cAMP levels, leading to increased intracellular calcium. The surge in calcium could activate CRISP-2.

Vinpocetine

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

Vinpocetine is a PDE1 inhibitor that leads to increased cAMP and cGMP levels, which can cause a surge in intracellular calcium. This could activate CRISP-2.

Zardaverine

101975-10-4sc-201208
sc-201208A
5 mg
25 mg
$88.00
$379.00
1
(0)

Zardaverine is a PDE3 and PDE4 inhibitor, which can raise cAMP levels leading to increased intracellular calcium. The surge in calcium could activate CRISP-2.

Milrinone

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

Milrinone is a PDE3 inhibitor that increases cAMP levels, leading to a surge in intracellular calcium. This could potentially activate CRISP-2.

Etazolate Hydrochloride

35838-58-5sc-201186
sc-201186A
5 mg
25 mg
$60.00
$250.00
5
(0)

Etazolate is a PDE4 inhibitor that can raise cAMP levels, leading to increased intracellular calcium. The surge in calcium could activate CRISP-2.