Date published: 2026-4-1

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T2R20 Inhibitors

T2R20 inhibitors are a class of chemical compounds that selectively block the activity of the bitter taste receptor type 2 member 20 (T2R20), a G-protein coupled receptor (GPCR) within the T2R family. T2R20, like other T2R receptors, plays a critical role in detecting bitter compounds, which is essential for the body's ability to recognize potentially harmful or unpalatable substances. These receptors are primarily expressed in taste receptor cells located in the tongue and other taste-related tissues. Upon activation by bitter molecules, T2R20 triggers intracellular signaling pathways that result in the perception of bitterness. Inhibitors of T2R20 prevent this activation by binding to the receptor, either at the primary ligand-binding site or at alternative allosteric sites, thereby blocking the interaction between the receptor and bitter ligands and stopping the downstream signaling events.

The chemical nature of T2R20 inhibitors can vary, with different compounds displaying distinct mechanisms of action. Some inhibitors act as competitive antagonists, directly competing with bitter compounds for binding at the receptor's active site, effectively blocking receptor activation. Other inhibitors may function allosterically, binding to secondary sites on T2R20 that induce conformational changes, reducing the receptor's ability to bind bitter ligands or transmit signals. Inhibition of T2R20 affects intracellular pathways typical of GPCRs, including changes in calcium ion concentrations and other second messenger systems that are crucial for signaling processes in taste receptor cells. Studying T2R20 inhibitors is key to understanding how specific bitter receptors contribute to the complexity of bitter taste perception and how these receptors interact with various bitter compounds. This research provides deeper insights into the molecular mechanisms governing taste signal transduction and the physiological role of T2R receptors in sensing and processing chemical stimuli from the environment.

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Items 1 to 10 of 12 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Salicylic acid

69-72-7sc-203374
sc-203374A
sc-203374B
100 g
500 g
1 kg
$47.00
$94.00
$119.00
3
(1)

Salicylic acid might inhibit the expression of taste 2 receptor member 20 by interfering with signaling pathways involved in gene expression regulation. Its anti-inflammatory properties could also contribute to reducing the expression of this protein.

Thymoquinone

490-91-5sc-215986
sc-215986A
1 g
5 g
$47.00
$133.00
21
(2)

Thymoquinone could potentially inhibit the expression of taste 2 receptor member 20 by modulating various signaling pathways involved in gene expression regulation. Its anti-inflammatory effects might also impact relevant pathways involved in the expression of this protein.

Diosgenin

512-04-9sc-205652
sc-205652B
sc-205652A
5 g
25 g
100 g
$47.00
$131.00
$517.00
4
(1)

Diosgenin's interference with transcription factors and modulation of gene expression may lead to the inhibition of taste 2 receptor member 20 expression. Its anti-inflammatory effects might also impact relevant signaling pathways involved in the expression of this protein.

Kaempferol

520-18-3sc-202679
sc-202679A
sc-202679B
25 mg
100 mg
1 g
$99.00
$216.00
$510.00
11
(1)

Kaempferol's modulation of gene expression through various signaling pathways may inhibit the expression of taste 2 receptor member 20. Its antioxidant properties might also contribute to reducing the expression of this protein by impacting relevant pathways.

Ellagic Acid, Dihydrate

476-66-4sc-202598
sc-202598A
sc-202598B
sc-202598C
500 mg
5 g
25 g
100 g
$58.00
$95.00
$245.00
$727.00
8
(1)

Ellagic acid could potentially inhibit the expression of taste 2 receptor member 20 by interfering with transcription factors and downregulating gene expression. Its antioxidant properties might also play a role in reducing the expression of this protein.

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)

Isoquercetin's modulation of signaling pathways and inhibition of transcription factors might result in the downregulation of taste 2 receptor member 20 expression. Additionally, its antioxidant properties could contribute to reducing the expression of this protein.

Daidzein

486-66-8sc-24001
sc-24001A
sc-24001B
100 mg
500 mg
5 g
$28.00
$79.00
$165.00
32
(1)

Daidzein's ability to modulate transcription factors and signaling pathways involved in gene expression could result in the downregulation of taste 2 receptor member 20. Additionally, its anti-inflammatory properties may influence the expression of this protein.

Betulinic Acid

472-15-1sc-200132
sc-200132A
25 mg
100 mg
$117.00
$344.00
3
(1)

Betulinic acid's interference with transcription factors and modulation of gene expression could lead to the inhibition of taste 2 receptor member 20 expression. Additionally, its anti-inflammatory effects may impact relevant pathways involved in the expression of this protein.

Piperine

94-62-2sc-205809
sc-205809A
5 g
25 g
$37.00
$146.00
3
(0)

Piperine may inhibit the expression of taste 2 receptor member 20 by interfering with transcription factors and modulating gene expression. Its anti-inflammatory effects might also influence signaling pathways involved in the expression of this protein.

Caffeic Acid

331-39-5sc-200499
sc-200499A
1 g
5 g
$32.00
$62.00
1
(2)

Caffeic acid's interference with transcription factors and modulation of gene expression may lead to the inhibition of taste 2 receptor member 20 expression. Additionally, its antioxidant properties may contribute to reducing the expression of this protein.