Date published: 2025-9-10

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β-defensin 33 Activators

Chemical activators of β-defensin 33 encompass a variety of compounds that engage distinct cellular mechanisms to enhance the functional activity of this protein. Zinc Pyrithione can influence the availability of β-defensin 33 by prompting the release of metalloproteinases from epithelial cells. These enzymes are capable of degrading components of the extracellular matrix, which may lead to the liberation of matrix-bound β-defensin 33, thereby increasing its accessibility in the extracellular space. LL-37, a peptide, can aid in the activation of β-defensin 33 by disrupting microbial membranes, which not only impairs the integrity of these membranes but also may help in the synergistic amplification of the antimicrobial function of β-defensin 33 when both agents are present.

Furthermore, Lithium Chloride can initiate the activation of β-defensin 33 through its inhibitory action on glycogen synthase kinase 3 (GSK-3). This inhibition may result in the nuclear translocation of β-catenin, a component that plays a significant role in the regulation of immune response genes. Sodium Butyrate and Butyric Acid, through their inhibition of histone deacetylases (HDAC), promote increased histone acetylation, which can lead to a more open chromatin structure at gene promoter regions, including those coding for defensins, facilitating enhanced transcriptional activity. Retinoic Acid operates by interacting with retinoic acid receptors, which then bind to response elements in gene promoters, potentially including the one for β-defensin 33, while 1,25-Dihydroxyvitamin D3 engages the vitamin D receptor, which subsequently interacts with response elements in target gene promoters. Resveratrol and Curcumin both modulate the activity of the NF-κB signaling pathway, a central regulator of immune response genes, which could lead to upregulation of β-defensin 33 expression. Indole-3-carbinol exerts its effects through its metabolites, which activate the aryl hydrocarbon receptor, potentially affecting the transcription of immune-related genes. Lastly, Epigallocatechin Gallate, found in green tea, can also impact the NF-κB pathway, possibly leading to alterations in the transcriptional regulation of defensin genes, including that of β-defensin 33. Each of these chemicals, through its unique mode of action, can play a role in enhancing the activation and function of β-defensin 33.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Zinc

7440-66-6sc-213177
100 g
$47.00
(0)

Zinc Pyrithione can activate β-defensin 33 by inducing metalloproteinase release from epithelial cells, which cleaves extracellular matrix components, potentially releasing matrix-bound β-defensin 33 and thus increasing its bioavailability and activity in the extracellular environment.

Lithium

7439-93-2sc-252954
50 g
$214.00
(0)

Lithium Chloride can activate β-defensin 33 through the inhibition of glycogen synthase kinase 3 (GSK-3), which can lead to the nuclear translocation of β-catenin. The β-catenin pathway is known to be involved in the regulation of immune response genes, including defensins, thus potentially enhancing the functional activity of β-defensin 33 by increasing its local concentration.

Sodium Butyrate

156-54-7sc-202341
sc-202341B
sc-202341A
sc-202341C
250 mg
5 g
25 g
500 g
$30.00
$46.00
$82.00
$218.00
18
(3)

Sodium Butyrate can activate β-defensin 33 by inhibiting histone deacetylases (HDAC), which increases the acetylation of histones, leading to a more open chromatin structure in the promoter regions of certain genes including those coding for defensins, thereby potentially enhancing the functional activity of β-defensin 33 through increased binding of transcription factors.

Retinoic Acid, all trans

302-79-4sc-200898
sc-200898A
sc-200898B
sc-200898C
500 mg
5 g
10 g
100 g
$65.00
$319.00
$575.00
$998.00
28
(1)

Retinoic Acid can activate β-defensin 33 by binding to retinoic acid receptors (RARs) which heterodimerize with retinoid X receptors (RXRs) and bind to retinoic acid response elements (RARE) in the promoter regions of target genes, potentially including those coding for defensins, thereby enhancing the functional activity of β-defensin 33.

1α,25-Dihydroxyvitamin D3

32222-06-3sc-202877B
sc-202877A
sc-202877C
sc-202877D
sc-202877
50 µg
1 mg
5 mg
10 mg
100 µg
$325.00
$632.00
$1428.00
$2450.00
$400.00
32
(2)

1,25-Dihydroxyvitamin D3 can activate β-defensin 33 by binding to the vitamin D receptor (VDR), which then binds to vitamin D response elements (VDREs) in the promoter regions of target genes, potentially including those coding for defensins, thus enhancing the functional activation of β-defensin 33.

Resveratrol

501-36-0sc-200808
sc-200808A
sc-200808B
100 mg
500 mg
5 g
$60.00
$185.00
$365.00
64
(2)

Resveratrol can activate β-defensin 33 by modulating the activity of Sirtuin 1 (SIRT1), which is known to regulate the NF-κB pathway. The activation of NF-κB pathway can result in the upregulation of various immune response genes, potentially including those coding for defensins, thereby enhancing the functional activity of β-defensin 33.

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
$36.00
$68.00
$107.00
$214.00
$234.00
$862.00
$1968.00
47
(1)

Curcumin can activate β-defensin 33 by modulating the NF-κB pathway, a crucial transcription factor involved in immune responses, which can lead to the upregulation of immune response genes, including potentially those coding for defensins, therefore enhancing the functional activity of β-defensin 33.

Indole-3-carbinol

700-06-1sc-202662
sc-202662A
sc-202662B
sc-202662C
sc-202662D
1 g
5 g
100 g
250 g
1 kg
$38.00
$60.00
$143.00
$306.00
$1012.00
5
(1)

Indole-3-carbinol can activate β-defensin 33 through its metabolites, which modulate the activity of the aryl hydrocarbon receptor (AhR). Activation of AhR can lead to the transcriptional activation of various genes involved in the immune response, potentially including those coding for defensins, thus enhancing the functional activity of β-defensin 33.

(−)-Epigallocatechin Gallate

989-51-5sc-200802
sc-200802A
sc-200802B
sc-200802C
sc-200802D
sc-200802E
10 mg
50 mg
100 mg
500 mg
1 g
10 g
$42.00
$72.00
$124.00
$238.00
$520.00
$1234.00
11
(1)

Epigallocatechin Gallate can activate β-defensin 33 by inhibiting the expression of the NF-κB pathway, which in turn modulates the transcription of various immune response genes, potentially including those coding for defensins, thereby enhancing the functional activity of β-defensin 33.

Butyric acid

107-92-6sc-214640
sc-214640A
1 kg
10 kg
$63.00
$174.00
(0)

Butyric Acid can activate β-defensin 33 by inhibiting histone deacetylases (HDAC), leading to increased histone acetylation and a more open chromatin structure at the promoter regions of certain genes, potentially including those coding for defensins, thereby enhancing the functional activity of β-defensin 33.