Date published: 2026-5-15

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Meis3 Inhibitors

Chemical inhibitors of Meis3 can be selected based on their ability to disrupt specific signaling pathways that are crucial for the functional activities of the protein. LY294002 and Wortmannin are both inhibitors of PI3K, a pivotal element in the PI3K/Akt pathway, which is integral to cell survival and proliferation. By inhibiting PI3K, these chemicals directly reduce the activation of Akt, leading to a decrease in the downstream survival signals that Meis3 is involved in regulating. This results in a functional inhibition of Meis3's role in cellular growth and developmental processes. Similarly, PD98059 and U0126 are inhibitors of MEK, which acts in the MAPK/ERK pathway. The inhibition of MEK by these chemicals leads to a reduction in ERK-mediated transcriptional activation, which is a necessary step for cell cycle progression and, by extension, influences the activity of Meis3 in these processes. In addition to these, SB431542, as an inhibitor of the TGF-beta type I receptor ALK5, disrupts the TGF-beta signaling pathway. This pathway is implicated in the differentiation signals that Meis3 mediates, and its inhibition would lead to a decrease in Meis3 activity related to cellular differentiation. Rapamycin targets mTOR, a kinase that is a key regulator of cell growth, and by inhibiting mTOR, it diminishes the growth signals necessary for Meis3's function in cell development. SP600125, which inhibits JNK, affects the stress response signals that Meis3 could be associated with, resulting in decreased activity of the protein in response to environmental stress. Dasatinib, by inhibiting Src family kinases, affects multiple signaling pathways, including those regulating the actin cytoskeleton, thereby influencing the activity of Meis3 in processes such as cell migration and adhesion. Sorafenib, which targets RAF kinase, and Erlotinib, which inhibits EGFR, both reduce cell division and differentiation signals, respectively, leading to decreased Meis3 activity in these pathways. Finally, DAPT inhibits the cleavage of Notch receptors by targeting gamma-secretase, thereby inhibiting the Notch signaling pathway. Since Meis3 is involved in cell differentiation processes regulated by Notch signaling, the use of DAPT would lead to a decrease in Meis3 activity related to these differentiation processes.

Items 1 to 10 of 12 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

LY 294002

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

LY294002 is a PI3K inhibitor that would inhibit the PI3K/Akt signaling pathway, leading to a decrease in cell survival and proliferation signals. Since Meis3 is known to be involved in regulating developmental processes and survival, inhibition of the PI3K/Akt pathway would result in decreased Meis3 activity.

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. By inhibiting this pathway, PD98059 would reduce the ERK-mediated transcriptional activation of genes involved in cell cycle progression, potentially leading to a decrease in Meis3 protein activity.

U-0126

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

U0126 is another MEK inhibitor that would lead to suppression of the MAPK/ERK pathway, thereby inhibiting the downstream signaling that could affect Meis3's role in transcriptional regulation of developmental genes.

SB 431542

301836-41-9sc-204265
sc-204265A
sc-204265B
1 mg
10 mg
25 mg
$82.00
$216.00
$416.00
48
(1)

SB431542 is an inhibitor of the TGF-beta type I receptor ALK5, which is involved in the TGF-beta signaling pathway. Inhibition of this pathway would lead to reduced cellular differentiation signals that Meis3 is known to mediate.

Rapamycin

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

Rapamycin inhibits mTOR, a key regulator of cell growth and proliferation. By inhibiting mTOR, Rapamycin would reduce the cellular growth signals that are necessary for Meis3 function in cellular growth and development.

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 a potent PI3K inhibitor like LY294002, leading to inhibition of the PI3K/Akt pathway which would diminish the survival and proliferation signals that Meis3 is associated with in its regulatory functions.

SP600125

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

SP600125 is an inhibitor of JNK, part of the MAPK signaling pathway. Inhibition of JNK would lead to reduced stress response signals that could decrease Meis3 activity as it is implicated in cellular response to environmental stress.

Dasatinib

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

Dasatinib inhibits Src family kinases, which are involved in multiple signaling pathways, including those regulating actin cytoskeleton. Inhibition of these pathways would lead to reduced Meis3 activity in processes such as cell migration and adhesion.

Sorafenib

284461-73-0sc-220125
sc-220125A
sc-220125B
5 mg
50 mg
500 mg
$57.00
$100.00
$250.00
129
(3)

Sorafenib is a RAF inhibitor, which would inhibit the RAF/MEK/ERK signaling cascade, leading to decreased cell division signals. Meis3-associated activities in cell proliferation would be diminished as a result.

Imatinib

152459-95-5sc-267106
sc-267106A
sc-267106B
10 mg
100 mg
1 g
$26.00
$119.00
$213.00
27
(1)

Imatinib targets ABL, c-KIT, and PDGFR tyrosine kinases, leading to inhibition of signaling pathways that regulate cell growth and survival, which would result in decreased activity of Meis3 protein in these pathways.