نتایج جستجو برای: cdx2
تعداد نتایج: 1007 فیلتر نتایج به سال:
The first lineage allocation during mouse development results in the trophectoderm and inner cell mass at the blastocyst stage. The caudal-related transcription factor, CDX2, is upregulated and required for the repression of inner cell mass genes Oct 4 and Nanog in the trophectoderm to specify the two lineages. Mouse embryos are precocious implanters requiring early establishment of trophectode...
The incidence of colorectal cancer is on the increase owing to changes in daily diet. In the present study, the methylation status of caudal type homeobox transcription factor 2 (CDX2) gene in lesion tissue of colorectal cancer (CRC) was investigated. Additionally, the correlation between the promoter methylation of CDX2 gene, CRC and gene expression in patients with CRC and normal population w...
The caudal-related homeodomain transcription factors Cdx1 and Cdx2 are expressed in the developing endoderm with expression persisting into adulthood. Cdx1(-/-) mutants are viable and fertile and display no overt intestinal phenotype. Cdx2 null mutants are peri-implantation lethal; however, conditional mutation approaches have revealed that Cdx2 is required for patterning the intestinal epithel...
BACKGROUND AND AIMS Intestinal metaplasia (IM) is a gastric preneoplastic lesion that appears following Helicobacter pylori infection and confers an increased risk for development of cancer. It is induced by gastric expression of the intestine-specific transcription factor CDX2. The regulatory mechanisms involved in triggering and maintaining gastric CDX2 expression have not been fully elucidat...
Caudal-type homeodomain transcription factors 2 (CDX2) acts as an intestine-specific transcription factor is essential for intestinal differentiation and development, which shows a low expression in colorectal cancer tissues. However, the prognostic role of CDX2 in colorectal cancer remains controversial. Here, a meta-analysis of eight published studies containing 2547 patients was conducted to...
Aim. To investigate the expressions of glutathione peroxidase 1 (GPX1) and caudal-related homeodomain transcription factor (CDX2) in GAC and their correlation with clinicopathological features and tumor cell proliferation. Methods. The expressions of GPX1, CDX2, and Ki67 were immunohistochemically evaluated in 172 GAC specimens. The association of GPX1 and CDX2 with patient's clinicopathologica...
The products of the Cdx genes, Cdx1, Cdx2 and Cdx4, play multiple roles in early vertebrate development, and have been proposed to serve to relay signaling information from Wnt, RA and FGF pathways to orchestrate events related to anterior-posterior vertebral patterning and axial elongation. In addition, Cdx1 and Cdx2 have been reported to both autoregulate and to be subject to cross regulation...
Tumor necrosis factor-α (TNF-α) is highly upregulated in inflammation and reduces the expression of the intestinal transcription factor, Caudal-related homeobox transcription factor 2 (CDX2). Wnt/β-catenin signaling is critical for intestinal cell proliferation, but a decreased CDX2 expression has influence on the Wnt signaling-related genes and progression of colorectal cancer. Although severa...
The first lineage decision during mammalian development is the establishment of the trophectoderm (TE) and the inner cell mass (ICM). The caudal-type homeodomain protein Cdx2 is implicated in the formation and maintenance of the TE in the mouse. However, the role of CDX2 during early embryonic development in primates is unknown. Here, we demonstrated that CDX2 mRNA levels were detectable in rhe...
BACKGROUND During development, the homeobox gene Cdx2 exerts a homeotic function, providing the positional information necessary for correct specification of the midgut endoderm. This is illustrated by the non-neoplastic gastric-type heteroplasias present at birth in the pericaecal region of Cdx2(+/-) mice. Furthermore, intestinal expression of Cdx2 continues throughout life but diminishes in c...
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