The Vitamin D Receptor

The calciferol receptor (VDR) is a trans-acting transcriptional regulatory factor. It truly is expressed in the intestines, kidneys, skin, skeletal tissue, and a variety of defense cells. VDRs have been thought to be to be a potential mechanism by which calciferol influences calcium absorption in the gut, cell division, and bone cells maintenance.

Inside the nucleus, the VDR is definitely phosphorylated in serine residues by a amount customer relationship of protein kinases. When ligand binding develops, the molecule triggers multiple intracellular signaling pathways which have been independent of the goal gene transcription process.

The vitamin D receptor is a member of the superfamily of trans-acting transcriptional regulatory factors. It includes a zinc finger DNA-binding domain, a ligand-binding website url, and a transcriptional service site. These elements are required for the protein’s functional activity.

The cDNA related to the calciferol receptor was isolated right from a human intestinal cDNA collection. RNA bare hybridization with the cDNA unveiled a single RNA species of about 4. 6 kb.

VDR expression is found in a variety of cell types which include epithelial skin cells, glial fibrillary acidic healthy proteins, dendritic cellular material, platelets, neutrophils, macrophages, and oligodendrocytes. Research using confocal microscopy have demonstrated VDR elemental staining in a number of cellular nationalities.

Some studies have looked into the effects of VDR variants about osteoporosis and BMD. Nevertheless , these studies have been limited in their test size and have been inconclusive.

Meta-analyses of innate association studies have also demonstrated heterogeneity. This might be a result of hidden stratification from the populations studied.

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