TBX18 Antibody

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Description

Introduction

The TBX18 antibody is a targeted immunoglobulin designed to detect the T-box transcription factor 18 (TBX18), a critical regulator of embryonic development and tissue differentiation. TBX18 is expressed in mesenchymal cells during organogenesis, influencing structures such as the heart, ureter, and prostate . The antibody facilitates research into TBX18’s role in developmental biology, disease modeling, and regenerative medicine.

Applications of TBX18 Antibody

ApplicationKey DetailsSources
Western Blot (WB)Detects TBX18 in cell lysates (e.g., HeLa, HEK-293, human placenta) 1:500–1:2000 dilution
Immunohistochemistry (IHC)Visualizes TBX18 in tissue sections (e.g., human kidney, breast cancer) Antigen retrieval with TE or citrate buffer
Immunofluorescence (IF)Localizes nuclear TBX18 in fixed cells (e.g., Saos-2, A549) Requires secondary antibodies for signal amplification

Role in Tissue Development

  • Prostatic Stromal Differentiation: TBX18 is essential for smooth muscle cell (SMC) maturation in the prostate stroma. Its absence leads to myofibroblast hypertrophy and epithelial disorganization .

  • Cardiac Pacemaker Function: Overexpression of TBX18 in cardiomyocytes induces pacemaker-like electrical activity, suggesting therapeutic potential for heart block treatment .

Disease Implications

  • Prostate Pathology: Dysregulated TBX18 correlates with stromal-epithelial signaling defects, potentially linked to benign prostatic hyperplasia (BPH) and cancer .

  • Heart Block Models: TBX18 mRNA delivery restores pacing in porcine models of complete heart block, highlighting its regenerative capacity .

Product Specs

Buffer
Liquid in PBS containing 50% glycerol, 0.5% BSA, and 0.02% sodium azide.
Form
Liquid
Lead Time
Typically, we can ship the products within 1-3 business days after receiving your order. Delivery times may vary depending on the purchasing method or location. Please consult your local distributors for specific delivery times.
Synonyms
T box 18 antibody; T box protein 18 antibody; T box transcription factor TBX18 antibody; T-box protein 18 antibody; T-box transcription factor TBX18 antibody; TBX18 antibody; TBX18_HUMAN antibody
Target Names
TBX18
Uniprot No.

Target Background

Function
TBX18 antibody acts as a transcriptional repressor involved in the developmental processes of various tissues and organs, including the heart and coronary vessels, the ureter, and the vertebral column. It is essential for the embryonic development of the sinoatrial node (SAN) head area.
Gene References Into Functions
  1. Tbx18-positive cells constitute a portion of the progenitor endothelial (PE) cells in the initial phase of differentiation and subsequently include smooth muscle cells (SMCs) as well as fibroblasts. These findings suggest that Tbx18-positive cells serve as a PE progenitor, supplying a variety of cells that contribute to the formation of coronary arteries. PMID: 28794400
  2. Gene product expressions of SHH, TBX18, and TSHZ3 are statistically higher in patients with ureteropelvic junction (UPJ) obstruction compared to the control group. This suggests a reactivation of the processes that were active during the embryonic period, possibly due to chronic inflammation and long-term micro-trauma caused by the disease. PMID: 27381532
  3. Data indicate that the human T-box 18 (TBX18) gene induces rat adipose-derived stem cells (ADSCs) to differentiate into pacemaker-like cells in the cardiac microenvironment. PMID: 27632938
  4. Mutations in TBX18 cause dominant urinary tract malformations through transcriptional dysregulation of ureter development. PMID: 26235987
  5. The DNA sequence variants within the TBX18 gene promoter identified in ventricular septal defects (VSD) patients may be implicated in the etiology of VSD. PMID: 23749171
  6. Connexin43 transcriptional suppression by TBX18 undermines cardiomyocyte cell-cell electrical coupling. PMID: 21205823
  7. Tbx18 interacts with Gata4 and Nkx2-5 and competes with Tbx5-mediated activation of the cardiac natriuretic peptide precursor type a-promoter. Tbx18 down-regulates Tbx6-activated Delta-like 1 expression in the somitic mesoderm in vivo. PMID: 17584735
Database Links

HGNC: 11595

OMIM: 143400

KEGG: hsa:9096

STRING: 9606.ENSP00000358677

UniGene: Hs.251830

Involvement In Disease
Congenital anomalies of kidney and urinary tract 2 (CAKUT2)
Subcellular Location
Nucleus.

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