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- Table of Contents
Facts about Nicotinamide phosphoribosyltransferase.
The secreted form acts both as a cytokine with immunomodulating properties and an adipokine with anti-diabetic properties, it has no enzymatic activity, partially because of lack of activation by ATP, which has a low level in extracellular space and plasma. Plays a role in the modulation of circadian clock function.
Human | |
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Gene Name: | NAMPT |
Uniprot: | P43490 |
Entrez: | 10135 |
Belongs to: |
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NAPRTase family |
EC 2.4.2.12; MGC117256; NAmPRTase; NAMPT; nicotinamide phosphoribosyltransferase; NMPRTase; PBEF; PBEF1; PBEF1110035O14Rik; PBEF1DKFZp666B131; Pre-B cell-enhancing factor; pre-B-cell colony enhancing factor 1; Pre-B-cell colony-enhancing factor 1; VF; Visfatin
Mass (kDA):
55.521 kDA
Human | |
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Location: | 7q22.3 |
Sequence: | 7; NC_000007.14 (106248298..106284983, complement) |
Expressed in large amounts in bone marrow, liver tissue, and muscle. Also present in heart, placenta, lung, and kidney tissues.
Nucleus. Cytoplasm. Secreted. Under non-inflammatory conditions, visfatin predominantly exhibits a granular pattern within the nucleus. Secreted by endothelial cells upon IL-1beta stimulation. Abundantly secreted in milk, reaching 100-fold higher concentrations compared to maternal serum.
The Boster Bio: Best Uses for the NAMPT Marker. This is an excellent tool to assess the proliferation of a particular kind of B-cell. This cytokine can be released early in B cells, and is a biomarker that indicates the progression of tumors. Researchers are using this marker as a source of immunotherapy and a strategy to distinguish between different physiological changes that occur in the presence of cancer.
NAMPT is a marker protein that is highly expressed in cancer cells. It is involved in glycolysis and is responsible for the proliferation of tumor cells and invasion, metastasis and resistance to chemotherapy. The inhibition of NAMPT enzyme decreases tumor cell NAD levels, increasing their chemosensitivity. The inhibition of NAMPT also increases their susceptibility to FK866, a powerful anti-tumor drug.
Patients with CRC are known to have a poor prognosis and an elevated TNM stage due to the NAMPT marker. The association was confirmed by a heat map that compares NAMPT expression in CRC tissues with normal intestinal epithelium. A UALCAN analysis shows a positive correlation between NAMPT levels and the stage of the tumor that includes vascular invasion and lymph node metastasis.
Researchers used RNA-sequencing data derived from 31 types of cancer to examine the regulation and expression of NAPRT/NAMPT. 16 miRNAs were identified as are bound to the 3' UTRs of NAMPT/NAPRT genes. These miRNAs are predicted to target the NAMPT/NAPRT gene. TargetScan, a software program that can predict the function in a target gene's genes identified the miRNAs bound to the 3'UTR of NAPRT.
In patients with CRC NAMPT is a prominent gene and NAPRT is associated with a poor prognosis, with both markers being enriched in the Metabolic pathways. Combining these two markers may be targeted at both genes for treatment for CRC. More research is needed to validate the NAPRT/NAMPT marker as a possible indicator of CRC growth and metastasis of tumors.
This study investigates the role of NAMPT which is a biomarker used to determine the progression of tumors. The higher expression of this protein in tumor cells can alter the physiology and physiology of cells. It may be used as a biomarker for predicting the progress of various cancers, like gliomas, and cancer of the ovary. The biomarker was first discovered in the liver to determine its role in the progression of tumors.
Cancer cells maintain high levels of NAD+ in their cells through the upregulation of the enzyme NAMPT. While NAD+ removal can lead to degenerative diseases, higher levels of NAD+ have been linked with the development of tumors. This enzyme phf NAPRTd resistywitln the progression of tumors.
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NAMPT iFDA ion of emabal chans resp/p> PMID: 8289818 by Samal B., et al. Cloning and characterization of the cDNA encoding a novel human pre- B-cell colony-enhancing factor. PMID: 22462624 by Dahl T.B., et al. Visfatin/NAMPT: a multifaceted molecule with diverse roles in physiology and pathophysiology.References