Date published: 2025-11-25

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Fc ε RIγ Activators

Fc ε RIγ activators are a class of molecules that play a crucial role in the immune system, particularly in the context of allergic responses and immune cell signaling. These activators are primarily associated with the activation of the high-affinity immunoglobulin E (IgE) receptor, Fc ε RIγ, which is expressed on the surface of mast cells and basophils. Fc ε RIγ activators are essential for initiating a cascade of cellular events that culminate in the release of inflammatory mediators, such as histamine and cytokines, in response to the binding of allergens to IgE antibodies. This class of molecules acts as molecular switches, triggering downstream signaling pathways that lead to cellular degranulation and the subsequent release of pro-inflammatory substances.

At a molecular level, Fc ε RIγ activators can include a variety of substances, including antigens, allergens, or certain signaling molecules. When an allergen or antigen binds to IgE antibodies anchored to Fc ε RIγ receptors on mast cells or basophils, it induces a conformational change in the receptor complex. This change results in the phosphorylation of intracellular signaling molecules, such as Syk and Lyn kinases, which then propagate the signal further downstream.

SEE ALSO...

Items 1 to 10 of 11 total

Display:

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Prednisone

53-03-2sc-205816
sc-205816A
sc-205816B
1 g
5 g
25 g
$41.00
$133.00
$663.00
2
(1)

Corticosteroids can modulate immune responses and might indirectly influence Fc ε RIγ activity by altering mast cell function and IgE-mediated responses.

Cyclosporin A

59865-13-3sc-3503
sc-3503-CW
sc-3503A
sc-3503B
sc-3503C
sc-3503D
100 mg
100 mg
500 mg
10 g
25 g
100 g
$62.00
$90.00
$299.00
$475.00
$1015.00
$2099.00
69
(5)

An immunosuppressant that can affect T-cell activation, potentially indirectly influencing mast cell function and Fc ε RIγ activity.

Methotrexate

59-05-2sc-3507
sc-3507A
100 mg
500 mg
$92.00
$209.00
33
(5)

Methotrexate, used in chemotherapy and as an immunosuppressant, can indirectly influence Fc ε RIγ activity through its effects on immune cell function.

hydroxychloroquine

118-42-3sc-507426
5 g
$56.00
1
(0)

Hydroxychloroquine, used in autoimmune conditions, can modulate immune responses, potentially affecting Fc ε RIγ activity indirectly.

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
$108.00
$245.00
$918.00
$49.00
33
(2)

Quercetin can affect various cellular pathways and may indirectly influence Fc ε RIγ activity through its regulatory effects on immune responses and cell signaling.

Resveratrol

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

Resveratrol influences various signaling pathways and could affect Fc ε RIγ activity indirectly through its impact on immune cell regulation.

Cholecalciferol

67-97-0sc-205630
sc-205630A
sc-205630B
1 g
5 g
10 g
$70.00
$160.00
$290.00
2
(1)

Known to influence immune function, vitamin D3 may indirectly affect Fc ε RIγ activity through its regulatory effects on immune cells.

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 affects multiple cellular pathways and can influence immune function, potentially affecting Fc ε RIγ activity indirectly through its broad regulatory effects.

(−)-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)

EGCG, found in green tea, can modulate immune responses, potentially affecting Fc ε RIγ activity indirectly through its impact on cellular processes and immune modulation.

N-Acetyl-L-cysteine

616-91-1sc-202232
sc-202232A
sc-202232C
sc-202232B
5 g
25 g
1 kg
100 g
$33.00
$73.00
$265.00
$112.00
34
(1)

As an antioxidant, N-acetylcysteine may affect immune cell function and thus could influence Fc ε RIγ activity indirectly through its role in modulating oxidative stress.