Date published: 2026-4-1

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NF-1B Inhibitors

NF-1B inhibitors are a class of chemical compounds designed to target and modulate the activity of the NF-1B transcription factor. NF-1B, also known as nuclear factor kappa B, is a critical protein complex involved in the regulation of gene expression, immune responses, inflammation, and cell survival. It plays a pivotal role in maintaining cellular homeostasis by controlling the transcription of genes responsible for various cellular processes. In normal physiological conditions, NF-1B is tightly regulated and activated in response to specific signals such as cytokines, pathogens, and stressors. However, dysregulation of NF-1B activity is associated with numerous diseases, including cancer, autoimmune disorders, and chronic inflammation.

NF-1B inhibitors work by interfering with the signaling pathways that lead to NF-1B activation or by directly binding to the NF-1B complex itself. These inhibitors can modulate the activity of NF-1B by preventing its translocation to the nucleus, inhibiting its DNA binding capacity, or blocking its interactions with coactivators.

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Items 1 to 10 of 12 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Aspirin

50-78-2sc-202471
sc-202471A
5 g
50 g
$20.00
$42.00
4
(1)

This commonly used non-steroidal anti-inflammatory drug (NSAID) inhibits NF-kappa B by suppressing the activation of Ikappa B kinase (IKK), a key upstream regulator of NF-kappa B.

Curcumin

458-37-7sc-200509
sc-200509A
sc-200509B
sc-200509C
sc-200509D
sc-200509F
sc-200509E
1 g
5 g
25 g
100 g
250 g
1 kg
2.5 kg
$37.00
$69.00
$109.00
$218.00
$239.00
$879.00
$1968.00
47
(1)

Found in turmeric, curcumin is a natural compound that can inhibit NF-kappa B activation by blocking various signaling pathways involved in its activation.

Resveratrol

501-36-0sc-200808
sc-200808A
sc-200808B
100 mg
500 mg
5 g
$80.00
$220.00
$460.00
64
(2)

This polyphenolic compound, found in grapes and red wine, has anti-inflammatory properties and can inhibit NF-kappa B by modulating multiple molecular targets.

Sulfasalazine

599-79-1sc-204312
sc-204312A
sc-204312B
sc-204312C
1 g
2.5 g
5 g
10 g
$61.00
$77.00
$128.00
$209.00
8
(1)

Used for inflammatory bowel disease, sulfasalazine inhibits NF-kappa B by blocking the synthesis of inflammatory mediators and suppressing IKK activity.

Caffeic acid phenethyl ester

104594-70-9sc-200800
sc-200800A
sc-200800B
20 mg
100 mg
1 g
$71.00
$296.00
$612.00
19
(1)

CAPE, found in propolis, inhibits NF-kappa B by preventing the degradation of Ikappa B alpha, a protein that keeps NF-kappa B inactive in the cytoplasm.

Celastrol, Celastrus scandens

34157-83-0sc-202534
10 mg
$158.00
6
(1)

This natural compound from the Thunder God Vine inhibits NF-kappa B by disrupting the assembly of the IKK complex.

Bortezomib

179324-69-7sc-217785
sc-217785A
2.5 mg
25 mg
$135.00
$1085.00
115
(2)

A proteasome inhibitor used in cancer therapy, bortezomib indirectly inhibits NF-kappa B by preventing the degradation of Ikappa B alpha.

BAY 11-7082

19542-67-7sc-200615B
sc-200615
sc-200615A
5 mg
10 mg
50 mg
$62.00
$85.00
$356.00
155
(1)

A synthetic compound, Bay 11-7082 inhibits NF-kappa B by directly blocking the activation of IKK.

Thalidomide

50-35-1sc-201445
sc-201445A
100 mg
500 mg
$111.00
$357.00
8
(0)

Initially developed as a sedative, thalidomide has immunomodulatory properties and can inhibit NF-kappa B by interfering with the degradation of Ikappa B alpha.

Andrographolide

5508-58-7sc-205594
sc-205594A
50 mg
100 mg
$15.00
$40.00
7
(1)

Found in the Andrographis paniculata plant, andrographolide inhibits NF-kappa B by interfering with IKK activity and Ikappa B alpha degradation.