Date published: 2026-4-24

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UGT1A4 Activators

UGT1A4 Activators represent a category of chemical compounds that specifically target and modulate the activity of the UGT1A4 enzyme. UGT1A4 belongs to the UDP-glucuronosyltransferase (UGT) superfamily of enzymes, which play a critical role in drug metabolism and the biotransformation of various endogenous and exogenous compounds. UGT1A4, in particular, is responsible for the glucuronidation of a wide range of substrates, including drugs, hormones, and xenobiotics, through the conjugation of glucuronic acid to these molecules. This enzymatic process is crucial for the detoxification and elimination of substances from the body, as it enhances their water solubility and facilitates their excretion via the kidneys.

UGT1A4 activators are compounds that interact with the UGT1A4 enzyme, typically at the molecular level, to stimulate its enzymatic activity. This activation can occur through various mechanisms, such as binding to specific allosteric sites on the enzyme, enhancing the recruitment of co-factors, or stabilizing the enzyme's active conformation. By promoting UGT1A4 activity, these activators can have a profound impact on the metabolism and clearance of its substrates, influencing the overall pharmacokinetics and disposition of drugs and other compounds in the body. Understanding and manipulating UGT1A4 activation is of great interest in the field of pharmacology and toxicology, as it can provide insights into drug-drug interactions and individual variability in drug response. It's important to note that this description focuses solely on the molecular and pharmacological aspects of UGT1A4 activators.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Rifampicin

13292-46-1sc-200910
sc-200910A
sc-200910B
sc-200910C
1 g
5 g
100 g
250 g
$97.00
$328.00
$676.00
$1467.00
6
(1)

Rifampicin activates UGT1A4 by inducing its expression via the pregnane X receptor (PXR).

Clofibrate

637-07-0sc-200721
1 g
$33.00
(1)

Clofibrate induces UGT1A4 activity by peroxisome proliferator-activated receptor (PPAR) agonism.

Oltipraz

64224-21-1sc-205777
sc-205777A
500 mg
1 g
$286.00
$622.00
(1)

Oltipraz activates UGT1A4 by inducing its expression, potentially through Nrf2 signaling.

5-Aminosalicylic acid

89-57-6sc-202890
5 g
$27.00
4
(1)

This compound activates UGT1A4 by upregulating its expression, though the exact pathway is unclear.

Ethynyl Estradiol

57-63-6sc-205318
sc-205318A
100 mg
500 mg
$20.00
$29.00
3
(1)

Ethynyl Estradiol activates UGT1A4 by hormonal modulation, possibly involving estrogen receptors.

Pregnenolone

145-13-1sc-204860
sc-204860A
sc-204860B
sc-204860C
5 g
25 g
100 g
500 g
$87.00
$148.00
$347.00
$1122.00
(1)

Pregnenolone increases UGT1A4 activity, likely involving steroid receptor interactions.

Capsaicin

404-86-4sc-3577
sc-3577C
sc-3577D
sc-3577A
50 mg
250 mg
500 mg
1 g
$96.00
$160.00
$240.00
$405.00
26
(1)

Capsaicin may activate UGT1A4 by altering metabolic pathways, although the exact mechanism is not fully understood.

Dexamethasone

50-02-2sc-29059
sc-29059B
sc-29059A
100 mg
1 g
5 g
$91.00
$139.00
$374.00
36
(1)

Dexamethasone activates UGT1A4 by glucocorticoid receptor-mediated induction of gene expression.