Date published: 2026-5-4

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CD32 Inhibitors

CD32 inhibitors, as a chemical class, encompass a range of compounds that indirectly modulate the activity of CD32, a low-affinity receptor for the Fc region of immunoglobulin G (IgG). These inhibitors do not directly target CD32 but influence various signaling pathways and cellular processes that are integral to CD32's function. For instance, tyrosine kinase inhibitors like Dasatinib and PP2 target the Src family kinases, which are crucial for initiating the signaling cascade following CD32 activation. By inhibiting these kinases, these compounds can reduce the phosphorylation and activation of downstream effectors, thereby modulating CD32-mediated responses. Furthermore, the PI3K pathway inhibitors LY294002 and Wortmannin exemplify another approach where key signaling molecules downstream of CD32 are targeted. The PI3K pathway plays a significant role in CD32 signaling, and its inhibition can disrupt the downstream signaling required for effective CD32-mediated responses. Similarly, the inhibition of mTOR by Rapamycin alters the cellular context in which CD32 operates, thus affecting its signaling capacity. Inhibitors of the MAPK/ERK pathway, such as PD98059 and U0126, and the p38 MAPK inhibitor SB203580, further demonstrate how modulation of these pathways can impact CD32 function. These compounds inhibit key kinases in the MAPK pathways, which are activated downstream of CD32, thereby indirectly modulating CD32's signaling and function. Other compounds like SP600125, Stattic, BAY 11-7082, and Apigenin target various other components of the signaling network associated with CD32. SP600125 inhibits JNK, Stattic targets STAT3, BAY 11-7082 inhibits NF-κB activation, and Apigenin inhibits PKC. Each of these compounds affects distinct signaling pathways or molecular processes that intersect with CD32's signaling mechanisms. By modulating these pathways, they indirectly influence CD32's role in cellular responses. This diverse range of compounds demonstrates the complexity of CD32's signaling networks and for multiple points of intervention to inhibit its activity.

Items 1 to 10 of 12 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Dasatinib

302962-49-8sc-358114
sc-358114A
25 mg
1 g
$70.00
$145.00
51
(1)

Dasatinib is a tyrosine kinase inhibitor, notably of the Src family kinases. CD32 (FcγRII) signaling can be influenced by Src family kinases as they play a role in the initiation of the signaling cascade following receptor activation.

PP 2

172889-27-9sc-202769
sc-202769A
1 mg
5 mg
$94.00
$227.00
30
(1)

PP2 is another Src family kinase inhibitor. By inhibiting Src kinases, PP2 impacts the activation of signaling cascades downstream of CD32. This can reduce the phosphorylation of proteins that are essential for propagating the signal from CD32, thus indirectly inhibiting CD32-mediated cellular responses.

LY 294002

154447-36-6sc-201426
sc-201426A
5 mg
25 mg
$123.00
$400.00
148
(1)

LY294002 is a potent inhibitor of phosphatidylinositol 3-kinase (PI3K). CD32 signaling is partially mediated through the PI3K pathway. By inhibiting PI3K, LY294002 can reduce the downstream signaling events that are necessary for the full activation and function of CD32, thereby modulating its activity indirectly.

Wortmannin

19545-26-7sc-3505
sc-3505A
sc-3505B
1 mg
5 mg
20 mg
$67.00
$223.00
$425.00
97
(3)

Wortmannin is another PI3K inhibitor. It functions similarly to LY294002 by impairing the PI3K pathway. This inhibition can disrupt the downstream signaling required for effective CD32-mediated responses, indirectly modulating the activity of CD32.

Rapamycin

53123-88-9sc-3504
sc-3504A
sc-3504B
1 mg
5 mg
25 mg
$63.00
$158.00
$326.00
233
(4)

Rapamycin is an mTOR inhibitor. CD32 signaling can intersect with the mTOR pathway, which is involved in cellular metabolism and survival. Inhibition of mTOR by Rapamycin can alter the cellular context in which CD32 operates, thereby indirectly affecting its signaling capacity.

PD 98059

167869-21-8sc-3532
sc-3532A
1 mg
5 mg
$40.00
$92.00
212
(2)

PD98059 is an inhibitor of MEK, which is part of the MAPK/ERK pathway. CD32 can signal through MAPK/ERK pathways, and inhibition of MEK by PD98059 may lead to reduced activation of ERK and subsequent downstream signaling events linked to CD32 activity.

SB 203580

152121-47-6sc-3533
sc-3533A
1 mg
5 mg
$90.00
$349.00
284
(5)

SB203580 is a p38 MAPK inhibitor. The p38 MAPK pathway can be activated downstream of CD32 signaling. Inhibition of p38 MAPK by SB203580 can disrupt the propagation of signals initiated by CD32, thus indirectly modulating its function.

SP600125

129-56-6sc-200635
sc-200635A
10 mg
50 mg
$40.00
$150.00
257
(3)

SP600125 is an inhibitor of c-Jun N-terminal kinase (JNK). Since CD32 can engage JNK in its signaling pathways, inhibiting JNK with SP600125 can impair the downstream signaling events that are part of CD32's functional repertoire, leading to an indirect modulation of CD32 activity.

U-0126

109511-58-2sc-222395
sc-222395A
1 mg
5 mg
$64.00
$246.00
136
(2)

U0126 is another MEK inhibitor, affecting the MAPK/ERK pathway. By inhibiting MEK, U0126 can disrupt the ERK signaling downstream of CD32, leading to an indirect modulation of CD32 signaling and function.

Stat3 inhibitor V, stattic

19983-44-9sc-202818
sc-202818A
sc-202818B
sc-202818C
sc-202818D
sc-202818E
sc-202818F
25 mg
100 mg
250 mg
500 mg
1 g
2.5 g
5 g
$130.00
$196.00
$274.00
$512.00
$731.00
$1408.00
$2091.00
114
(3)

Stattic is known as an inhibitor of STAT3. CD32 signaling can intersect with STAT3-mediated pathways. Inhibition of STAT3 by Stattic can thus indirectly affect the signaling and function of CD32 by altering the STAT3-dependent pathways that CD32 may engage.