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NAMPT (Nicotinamide Phosphoribosyltransferase): A Key Enzyme in NAD+ Biosynthesis and its Role in Metabolic and Aging-Related Diseases

Endocrinology Diagnostics

Basic Function and Role

  • Key enzyme in NAD+ biosynthesis
  • Converts nicotinamide and PRPP into nicotinamide mononucleotide
  • Essential for DNA repair and metabolism
  • Exists in intracellular (iNAMPT) and extracellular (eNAMPT) forms

Metabolic Disease Impact

  • Strongly connected to besity and type 2 diabetes
  • Higher tissue levels linked to insulin resistance
  • Influences inflammatory responses
  • Plays dual role in metabolism and metabolic disorders
  • Important for energy balance maintenance

Aging and Neurodegeneration

  • NAD+ levels decrease with age
  • Critical for neuron function and energy production
  • Affects cellular resilience during aging
  • Linked to conditions like Alzheimer's and Parkinson's
  • Shows potential for extending lifespan

Therapeutic Applications

  • NAD+ precursors can boost NAD+ levels
  • NMN supplements show promise for metabolism
  • NAMPT inhibition potential for cancer treatment
  • FK866 and other inhibitors under clinical trials
  • Important for improving cognitive function

Research Challenges

  • Balance needed in cancer treatment approaches
  • Toxicity concerns with NAMPT inhibitors
  • Complex tissue-specific functions
  • Need to maintain normal cell function
  • Ongoing research for safe, effective treatments
ENQUIRY FORM

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