Date published: 2026-4-1

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cryptdin 3 Activators

Defa3, a member of the defensin family, is predicted to enable protein homodimerization activity and plays a crucial role in responses to bacteria and xenobiotic stimuli. Located in the extracellular space, Defa3's function is intricately tied to its expression levels, which are influenced by various signaling pathways. Activation of Defa3 can occur through direct or indirect means. Direct activators include compounds like quercetin, resveratrol, and ursolic acid, which modulate specific pathways leading to enhanced Defa3 expression. Indirect activators, such as baicalein, curcumin, and genistein, impact signaling cascades like JAK-STAT and MAPK, indirectly promoting Defa3 transcription in response to stimuli.

Quercetin, for instance, acts as an indirect activator by inhibiting IKK and modulating NF-κB signaling, thereby influencing Defa3 expression in response to bacterial challenges. Similarly, resveratrol activates SIRT1, indirectly enhancing Defa3 transcription by deacetylating NF-κB p65. These intricate interactions highlight the complex regulatory network that governs Defa3 activation, providing potential avenues for further exploration in the context of host defense mechanisms.

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Items 1 to 10 of 12 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Quercetin

117-39-5sc-206089
sc-206089A
sc-206089E
sc-206089C
sc-206089D
sc-206089B
100 mg
500 mg
100 g
250 g
1 kg
25 g
$11.00
$17.00
$110.00
$250.00
$936.00
$50.00
33
(2)

Flavonoid acting as a potential indirect activator of Defa3. Known to modulate NF-κB signaling by inhibiting IKK and preventing its phosphorylation, thereby influencing Defa3 expression in response to bacterial stimuli.

Resveratrol

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

Polyphenol with implications in Defa3 activation. Activates SIRT1, leading to deacetylation of NF-κB p65, resulting in an enhanced transcriptional activity of Defa3 in response to xenobiotic stimuli.

Ursolic Acid

77-52-1sc-200383
sc-200383A
50 mg
250 mg
$56.00
$180.00
8
(1)

Pentacyclic triterpene influencing Defa3 expression. Activates PPAR-γ, indirectly promoting Defa3 transcription in response to bacterial challenges through modulation of the PI3K/Akt pathway.

Baicalein

491-67-8sc-200494
sc-200494A
sc-200494B
sc-200494C
10 mg
100 mg
500 mg
1 g
$32.00
$42.00
$162.00
$292.00
12
(1)

Flavone derivative with potential as an indirect Defa3 activator. Suppresses the JAK-STAT pathway, indirectly influencing Defa3 expression in response to bacterial and xenobiotic stimuli.

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)

Polyphenol influencing Defa3 via multiple pathways. Modulates MAPK signaling by inhibiting p38 activation, indirectly promoting Defa3 expression in response to bacterial and xenobiotic stimuli.

(−)-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
$43.00
$73.00
$126.00
$243.00
$530.00
$1259.00
11
(1)

Green tea polyphenol acting as an indirect activator of Defa3. Inhibits the PI3K/Akt pathway, influencing Defa3 expression in response to xenobiotic stimuli and bacterial challenges.

Genistein

446-72-0sc-3515
sc-3515A
sc-3515B
sc-3515C
sc-3515D
sc-3515E
sc-3515F
100 mg
500 mg
1 g
5 g
10 g
25 g
100 g
$45.00
$164.00
$200.00
$402.00
$575.00
$981.00
$2031.00
46
(1)

Isoflavone with potential Defa3 activating properties. Acts as a tyrosine kinase inhibitor, modulating JAK-STAT signaling and indirectly enhancing Defa3 expression in response to xenobiotic stimuli.

Naringenin

480-41-1sc-219338
25 g
$245.00
11
(1)

Flavanone influencing Defa3 expression. Modulates NF-κB signaling by inhibiting IκB degradation, indirectly promoting Defa3 transcription in response to bacterial stimuli.

α-Lipoic Acid

1077-28-7sc-202032
sc-202032A
sc-202032B
sc-202032C
sc-202032D
5 g
10 g
250 g
500 g
1 kg
$69.00
$122.00
$212.00
$380.00
$716.00
3
(1)

Antioxidant with potential indirect Defa3 activating properties. Modulates Nrf2 signaling, influencing Defa3 expression in response to xenobiotic stimuli by enhancing antioxidant response elements.

Baicalin

21967-41-9sc-204638
sc-204638A
sc-204638B
sc-204638C
1 mg
25 mg
1 g
5 g
$56.00
$112.00
$224.00
$265.00
4
(1)

Flavonoid glycoside with potential Defa3 activation. Suppresses TLR4/NF-κB signaling, indirectly promoting Defa3 expression in response to bacterial stimuli.