Date published: 2026-5-15

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SYP Inhibitors

Common SYP Inhibitors include, but are not limited to Bafilomycin A1 CAS 88899-55-2, Wortmannin CAS 19545-26-7, LY 294002 CAS 154447-36-6, Cycloheximide CAS 66-81-9 and Nifedipine CAS 21829-25-4.

Synaptophysin, abbreviated as SYP, is a membrane glycoprotein found in presynaptic vesicles in neurons. It is one of the most abundant proteins in these vesicles and is widely used as a marker for neuroendocrine cells and tumors due to its presence in synaptic vesicles. SYP is involved in the regulation of neurotransmitter release, and its role has been extensively studied in the context of synaptic function and neuronal communication. The protein plays a pivotal part in the formation and recycling of synaptic vesicles, which are essential for the transmission of nerve impulses between neurons.

SYP inhibitors are a class of chemical compounds that target and hinder the function or expression of synaptophysin. Given that SYP plays a critical role in neurotransmitter release, its inhibition can lead to alterations in synaptic transmission. The exact mechanism through which these inhibitors act can vary. Some might interfere with the protein-protein interactions involving SYP, while others could disrupt its expression or post-translational modifications. The molecular design of SYP inhibitors would be based on the structural and functional insights of the protein, focusing on domains or regions essential for its function. Additionally, considering the ubiquitous presence of SYP in the nervous system, these inhibitors might influence a wide array of neurophysiological processes, spanning from basic synaptic transmission to more complex neuronal network activities. Research into SYP inhibitors, therefore, holds promise in enhancing our understanding of synaptic physiology and the myriad processes governed by this pivotal protein.

SEE ALSO...

Items 1 to 10 of 11 total

Display:

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Bafilomycin A1

88899-55-2sc-201550
sc-201550A
sc-201550B
sc-201550C
100 µg
1 mg
5 mg
10 mg
$98.00
$255.00
$765.00
$1457.00
280
(6)

Bafilomycin A1 inhibits vacuolar ATPase, which can affect synaptic vesicle acidification and potentially decrease SYP levels.

Wortmannin

19545-26-7sc-3505
sc-3505A
sc-3505B
1 mg
5 mg
20 mg
$67.00
$223.00
$425.00
97
(3)

Wortmannin is a PI3 kinase inhibitor that might affect neuronal function and potentially reduce SYP expression.

LY 294002

154447-36-6sc-201426
sc-201426A
5 mg
25 mg
$123.00
$400.00
148
(1)

As a PI3 kinase inhibitor, LY294002 can influence neuronal signaling pathways that may indirectly lead to reduced SYP levels.

Cycloheximide

66-81-9sc-3508B
sc-3508
sc-3508A
100 mg
1 g
5 g
$41.00
$84.00
$275.00
127
(6)

Cycloheximide inhibits protein synthesis, which might result in decreased synthesis of SYP in neurons.

Nifedipine

21829-25-4sc-3589
sc-3589A
1 g
5 g
$59.00
$173.00
15
(1)

By blocking calcium channels, nifedipine may reduce neuronal excitability and potentially decrease SYP expression.

Concanamycin A

80890-47-7sc-202111
sc-202111A
sc-202111B
sc-202111C
50 µg
200 µg
1 mg
5 mg
$66.00
$167.00
$673.00
$2601.00
109
(2)

Concanamycin A inhibits vacuolar ATPase, potentially affecting synaptic vesicle acidification and SYP levels.

Latrunculin B

76343-94-7sc-203318
1 mg
$240.00
29
(1)

By disrupting actin polymerization, latrunculin A might affect neuronal structure and function, potentially leading to reduced SYP.

PD 98059

167869-21-8sc-3532
sc-3532A
1 mg
5 mg
$40.00
$92.00
212
(2)

As an inhibitor of the MAPK pathway, PD98059 might indirectly lead to a reduction in SYP levels.

KN-93

139298-40-1sc-202199
1 mg
$182.00
25
(1)

KN-93 inhibits CaMKII, a kinase involved in neuronal signaling, potentially leading to decreased SYP expression.

Dynamin Inhibitor I, Dynasore

304448-55-3sc-202592
10 mg
$89.00
44
(2)

Dynasore inhibits dynamin, affecting synaptic vesicle endocytosis, which might influence SYP levels.