Date published: 2026-4-1

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Barx1 Inhibitors

Barx1, a member of the Bar family of homeobox genes, is a transcription factor that plays a pivotal role in embryonic development, particularly in the patterning and differentiation of tissues found in the pharyngeal arches and foregut endoderm. Through its regulation of gene expression, Barx1 orchestrates various developmental processes essential for the formation of structures such as the jaw, teeth, and stomach. Its expression is tightly controlled during embryogenesis, with spatial and temporal patterns dictating its function in tissue specification and morphogenesis. Dysregulation of Barx1 expression has been implicated in developmental abnormalities and diseases, underscoring its significance in embryonic patterning and organogenesis.

Inhibition of Barx1 involves targeting its transcriptional regulation and downstream signaling pathways. Mechanisms of inhibition include interference with transcriptional processes, induction of DNA damage, and modulation of chromatin structure. Small molecules such as Actinomycin D and Mitomycin C exert their inhibitory effects by disrupting transcription and inducing DNA damage, ultimately suppressing Barx1 expression. Additionally, histone deacetylase inhibitors like Trichostatin A contribute to Barx1 inhibition by altering chromatin accessibility at regulatory regions. Understanding the molecular mechanisms underlying Barx1 inhibition provides valuable insights into its role in development and disease pathogenesis, offering avenues for intervention in conditions associated with dysregulated Barx1 expression.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Actinomycin D

50-76-0sc-200906
sc-200906A
sc-200906B
sc-200906C
sc-200906D
5 mg
25 mg
100 mg
1 g
10 g
$74.00
$243.00
$731.00
$2572.00
$21848.00
53
(3)

Actinomycin D, a potent RNA synthesis inhibitor, interferes with transcription by binding to DNA, thereby down-regulating Barx1 expression at the transcriptional level.

Mitomycin C

50-07-7sc-3514A
sc-3514
sc-3514B
2 mg
5 mg
10 mg
$66.00
$101.00
$143.00
85
(5)

Mitomycin C, an antitumor antibiotic, crosslinks DNA, leading to DNA damage and activation of DNA damage response pathways, resulting in the inhibition of Barx1 expression.

Geldanamycin

30562-34-6sc-200617B
sc-200617C
sc-200617
sc-200617A
100 µg
500 µg
1 mg
5 mg
$39.00
$59.00
$104.00
$206.00
8
(1)

Geldanamycin, a HSP90 inhibitor, disrupts HSP90 chaperone function, leading to proteasomal degradation of client proteins, including transcription factors regulating Barx1 expression.

Fluorouracil

51-21-8sc-29060
sc-29060A
1 g
5 g
$37.00
$152.00
11
(1)

5-Fluorouracil, a pyrimidine analog, inhibits thymidylate synthase, resulting in the depletion of nucleotide pools and interference with DNA synthesis, leading to Barx1 down-regulation.

Camptothecin

7689-03-4sc-200871
sc-200871A
sc-200871B
50 mg
250 mg
100 mg
$58.00
$186.00
$94.00
21
(2)

Camptothecin, a topoisomerase I inhibitor, traps topoisomerase I-DNA cleavage complexes, leading to DNA damage and activation of DNA damage response pathways, inhibiting Barx1 expression.

Etoposide (VP-16)

33419-42-0sc-3512B
sc-3512
sc-3512A
10 mg
100 mg
500 mg
$51.00
$231.00
$523.00
63
(1)

Etoposide, a topoisomerase II inhibitor, induces DNA double-strand breaks, leading to activation of DNA damage response pathways and down-regulation of Barx1 expression.

Cisplatin

15663-27-1sc-200896
sc-200896A
100 mg
500 mg
$138.00
$380.00
101
(4)

Cisplatin, a platinum-based chemotherapeutic agent, forms intra- and inter-strand DNA crosslinks, leading to DNA damage and activation of DNA repair pathways, suppressing Barx1 expression.

2′-Deoxy-2′,2′-difluorocytidine

95058-81-4sc-275523
sc-275523A
1 g
5 g
$56.00
$128.00
(1)

Also called Gemcitabine, this compound is a nucleoside analog, inhibits DNA synthesis and repair processes, leading to accumulation of DNA damage and down-regulation of Barx1 expression.

Cycloheximide

66-81-9sc-3508B
sc-3508
sc-3508A
100 mg
1 g
5 g
$41.00
$84.00
$275.00
127
(6)

Cycloheximide, a protein synthesis inhibitor, blocks peptide bond formation during translation, leading to global protein synthesis inhibition and suppression of Barx1 expression.