Date published: 2025-12-1

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c-Fos Activators

The term "c-Fos activators" refers to a class of chemical compounds that have the capability to stimulate the expression and activity of the c-Fos proto-oncogene. This class of compounds plays a pivotal role in molecular biology and cellular signaling research. At its core, c-Fos is a transcription factor, meaning it regulates the transcription of genes into messenger RNA (mRNA), which subsequently guides protein synthesis within a cell. Understanding c-Fos activation is critical for deciphering intricate cellular processes, including growth, differentiation, and response to various external stimuli. C-Fos activators typically function by modulating specific intracellular signaling pathways. One prominent mechanism involves the activation of protein kinases, particularly protein kinase C (PKC), which plays a central role in many cellular processes. When activated, PKC can phosphorylate c-Fos, enhancing its transcriptional activity. This heightened transcriptional activity leads to increased gene expression, ultimately influencing the cell's response to various stimuli. Additionally, c-Fos activators may also operate through the stimulation of secondary messengers like cyclic AMP (cAMP), leading to the activation of protein kinase A (PKA) or other kinases that phosphorylate c-Fos. Alternatively, some compounds within this class may exert their effects by binding to specific cell surface receptors, initiating intracellular cascades that culminate in c-Fos activation. The diverse mechanisms through which c-Fos activators function make them invaluable tools for researchers seeking to unravel the intricacies of cellular signaling pathways and gene regulation, contributing to a deeper understanding of fundamental biological processes.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

MG-132 [Z-Leu- Leu-Leu-CHO]

133407-82-6sc-201270
sc-201270A
sc-201270B
5 mg
25 mg
100 mg
$56.00
$260.00
$980.00
163
(3)

MG-132, a selective proteasome inhibitor, disrupts protein degradation pathways by binding to the active site of the proteasome. This compound exhibits a unique ability to stabilize polyubiquitinated proteins, leading to the accumulation of regulatory factors that influence gene expression. Its kinetic profile reveals rapid binding and prolonged effects on cellular signaling, particularly in modulating transcription factors like c-Fos, thereby impacting various cellular processes.

PMA

16561-29-8sc-3576
sc-3576A
sc-3576B
sc-3576C
sc-3576D
1 mg
5 mg
10 mg
25 mg
100 mg
$40.00
$129.00
$210.00
$490.00
$929.00
119
(6)

PMA activates c-Fos by stimulating protein kinase C (PKC), which in turn phosphorylates c-Fos. This phosphorylation enhances c-Fos's transcriptional activity, leading to increased gene expression.

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 activates c-Fos through adenylyl cyclase stimulation, resulting in increased levels of cyclic AMP (cAMP). Elevated cAMP levels activate protein kinase A (PKA), which phosphorylates c-Fos, enhancing its transcriptional activity.

Anisomycin

22862-76-6sc-3524
sc-3524A
5 mg
50 mg
$97.00
$254.00
36
(2)

Anisomycin activates c-Fos by inhibiting protein synthesis at the ribosome level. This leads to the activation of stress-responsive kinases, such as JNK, which phosphorylate and activate c-Fos, inducing its transcriptional activity.

N-Methyl-D-Aspartic acid (NMDA)

6384-92-5sc-200458
sc-200458A
50 mg
250 mg
$107.00
$362.00
2
(1)

NMDA activates c-Fos by stimulating glutamate receptors in neurons. This triggers calcium influx, which activates various kinases and transcription factors, including c-Fos, resulting in increased c-Fos expression.

Calyculin A

101932-71-2sc-24000
sc-24000A
sc-24000C
10 µg
100 µg
1 mg
$160.00
$750.00
$3000.00
59
(3)

Calyculin A activates c-Fos by inhibiting protein phosphatases, particularly protein phosphatase 1 (PP1). This inhibition leads to sustained phosphorylation of c-Fos and enhances its transcriptional activity.

Kainic acid monohydrate

58002-62-3sc-269283
10 mg
$270.00
(1)

Kainic Acid activates c-Fos by binding to kainate receptors, which leads to calcium influx and the activation of kinases and transcription factors, including c-Fos. This results in increased c-Fos expression and transcriptional activity.

Phorbol

17673-25-5sc-253267
5 mg
$270.00
1
(0)

This compound, similar to PMA, activates c-Fos through PKC stimulation, leading to c-Fos phosphorylation and enhanced transcriptional activity, ultimately promoting gene expression.

Thapsigargin

67526-95-8sc-24017
sc-24017A
1 mg
5 mg
$94.00
$349.00
114
(2)

Thapsigargin activates c-Fos by inhibiting the sarco/endoplasmic reticulum Ca2+-ATPase (SERCA) pump, leading to calcium release from intracellular stores. Increased calcium levels activate kinases, including those that phosphorylate c-Fos.