Non-invasive in-cell determination of free cytosolic [NAD+]/ [NADH] ratios using hyperpolarized glucose show large variations in metabolic phenotypes

Caspar Elo Christensen, Magnus Karlsson, Jakob R. Winther, Pernille Rose Jensen, Mathilde Hauge Lerche

Research output: Contribution to journalJournal articleResearchpeer-review

Abstract

Background: Free cytosolic [NAD+]/[NADH] ratio maintains cellular redox homeostasis and is a cellular metabolic readout. Results: Pyruvate/lactate ratios show distinct metabolic phenotypes and are used to derive free cytosolic [NAD+]/[NADH] ratios. Conclusion: Determination of free cytosolic [NAD+]/[NADH] ratios using hyperpolarized glucose is applicable to a wide selection of cell types. Significance: This metabolic phenotyping may be a crucial tool to understand pathologies, and to diagnose and measure effects of therapies. © 2014 by The American Society for Biochemistry and Molecular Biology, Inc.
Original languageEnglish
JournalJournal of Biological Chemistry
Volume289
Issue number4
Pages (from-to)2344-2352
ISSN0021-9258
DOIs
Publication statusPublished - 2014
Externally publishedYes

Keywords

  • Biochemistry
  • Cell Biology
  • Molecular Biology
  • Cell types
  • Cellular redox
  • Cytosolic
  • Hyperpolarized
  • Metabolic phenotype
  • Phenotyping
  • Pyruvates
  • Wide selection
  • Glucose
  • Metabolism
  • 1 carbon lactate c 13
  • 1 carbon pyruvic acid c 13
  • glucose
  • nicotinamide adenine dinucleotide
  • pentose phosphate
  • radioisotope
  • reduced nicotinamide adenine dinucleotide
  • unclassified drug
  • article
  • breast cancer
  • cancer cell
  • cell kinetics
  • cell metabolism
  • controlled study
  • free cytosolic nicotinamide adenine dinucleotide reduced nicotinamide adenine dinucleotide ratio
  • glycolysis
  • homeostasis
  • human
  • human cell
  • hyperpolarization
  • lactate pyruvate ratio
  • male
  • metabolic parameters
  • metabolite
  • non invasive procedure
  • oxidation reduction state
  • phenotype
  • priority journal
  • prostate cancer
  • Breast Cancer
  • Hyperpolarization
  • Metabolic Phenotype
  • NAD
  • NADH
  • Prostate Cancer
  • Breast Neoplasms
  • Cell Line, Tumor
  • Female
  • Glycolysis
  • Humans
  • Lactic Acid
  • Male
  • Prostatic Neoplasms
  • Pyruvic Acid
  • cellular glycolytic activity
  • energy metabolism
  • metabolic alteration
  • metabolic phenotypic variation
  • breast cancer Breast Neoplasms (MeSH) neoplastic disease, reproductive system disease/female
  • prostate cancer Prostatic Neoplasms (MeSH) urologic disease, reproductive system disease/male, neoplastic disease
  • hyperpolarized glucose
  • isotopically labeled metabolic bioprobe
  • lactate 113-21-3
  • NAD+
  • NADH 58-68-4
  • pyruvate 57-60-3
  • 02502, Cytology - General
  • 10060, Biochemistry studies - General
  • 10062, Biochemistry studies - Nucleic acids, purines and pyrimidines
  • 13002, Metabolism - General metabolism and metabolic pathways
  • 15506, Urinary system - Pathology
  • 16506, Reproductive system - Pathology
  • 24004, Neoplasms - Pathology, clinical aspects and systemic effects
  • magnetic enhancement technique laboratory techniques
  • non-invasive in-cell determination laboratory techniques, histology and cytology techniques
  • Biochemistry and Molecular Biophysics
  • Molecular Biophysics

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