Beyond Pellagra—Research Models and Strategies Addressing the Enduring Clinical Relevance of NAD Deficiency in Aging and Disease

Research into the functions of nicotinamide adenine dinucleotide (NAD) has intensified in recent years due to the insight that abnormally low levels of NAD are involved in many human pathologies including metabolic disorders, neurodegeneration, reproductive dysfunction, cancer, and aging. Consequent...

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Main Authors: Morgan B. Feuz, Mirella L. Meyer-Ficca, Ralph G. Meyer
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:Cells
Subjects:
Online Access:https://www.mdpi.com/2073-4409/12/3/500
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author Morgan B. Feuz
Mirella L. Meyer-Ficca
Ralph G. Meyer
author_facet Morgan B. Feuz
Mirella L. Meyer-Ficca
Ralph G. Meyer
author_sort Morgan B. Feuz
collection DOAJ
description Research into the functions of nicotinamide adenine dinucleotide (NAD) has intensified in recent years due to the insight that abnormally low levels of NAD are involved in many human pathologies including metabolic disorders, neurodegeneration, reproductive dysfunction, cancer, and aging. Consequently, the development and validation of novel NAD-boosting strategies has been of central interest, along with the development of models that accurately represent the complexity of human NAD dynamics and deficiency levels. In this review, we discuss pioneering research and show how modern researchers have long since moved past believing that pellagra is the overt and most dramatic clinical presentation of NAD deficiency. The current research is centered on common human health conditions associated with moderate, but clinically relevant, NAD deficiency. In vitro and in vivo research models that have been developed specifically to study NAD deficiency are reviewed here, along with emerging strategies to increase the intracellular NAD concentrations.
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spelling doaj.art-11e9a32bd69142b69f1549819027bf102023-11-16T16:22:32ZengMDPI AGCells2073-44092023-02-0112350010.3390/cells12030500Beyond Pellagra—Research Models and Strategies Addressing the Enduring Clinical Relevance of NAD Deficiency in Aging and DiseaseMorgan B. Feuz0Mirella L. Meyer-Ficca1Ralph G. Meyer2Department of Animal, Dairy, and Veterinary Sciences, College of Agriculture and Applied Sciences, Utah State University, Logan, UT 84322, USADepartment of Animal, Dairy, and Veterinary Sciences, College of Agriculture and Applied Sciences, Utah State University, Logan, UT 84322, USADepartment of Animal, Dairy, and Veterinary Sciences, College of Agriculture and Applied Sciences, Utah State University, Logan, UT 84322, USAResearch into the functions of nicotinamide adenine dinucleotide (NAD) has intensified in recent years due to the insight that abnormally low levels of NAD are involved in many human pathologies including metabolic disorders, neurodegeneration, reproductive dysfunction, cancer, and aging. Consequently, the development and validation of novel NAD-boosting strategies has been of central interest, along with the development of models that accurately represent the complexity of human NAD dynamics and deficiency levels. In this review, we discuss pioneering research and show how modern researchers have long since moved past believing that pellagra is the overt and most dramatic clinical presentation of NAD deficiency. The current research is centered on common human health conditions associated with moderate, but clinically relevant, NAD deficiency. In vitro and in vivo research models that have been developed specifically to study NAD deficiency are reviewed here, along with emerging strategies to increase the intracellular NAD concentrations.https://www.mdpi.com/2073-4409/12/3/500niacinNADniacin deficiencyNAD animal modelsnicotinamidenicotinic acid
spellingShingle Morgan B. Feuz
Mirella L. Meyer-Ficca
Ralph G. Meyer
Beyond Pellagra—Research Models and Strategies Addressing the Enduring Clinical Relevance of NAD Deficiency in Aging and Disease
Cells
niacin
NAD
niacin deficiency
NAD animal models
nicotinamide
nicotinic acid
title Beyond Pellagra—Research Models and Strategies Addressing the Enduring Clinical Relevance of NAD Deficiency in Aging and Disease
title_full Beyond Pellagra—Research Models and Strategies Addressing the Enduring Clinical Relevance of NAD Deficiency in Aging and Disease
title_fullStr Beyond Pellagra—Research Models and Strategies Addressing the Enduring Clinical Relevance of NAD Deficiency in Aging and Disease
title_full_unstemmed Beyond Pellagra—Research Models and Strategies Addressing the Enduring Clinical Relevance of NAD Deficiency in Aging and Disease
title_short Beyond Pellagra—Research Models and Strategies Addressing the Enduring Clinical Relevance of NAD Deficiency in Aging and Disease
title_sort beyond pellagra research models and strategies addressing the enduring clinical relevance of nad deficiency in aging and disease
topic niacin
NAD
niacin deficiency
NAD animal models
nicotinamide
nicotinic acid
url https://www.mdpi.com/2073-4409/12/3/500
work_keys_str_mv AT morganbfeuz beyondpellagraresearchmodelsandstrategiesaddressingtheenduringclinicalrelevanceofnaddeficiencyinaginganddisease
AT mirellalmeyerficca beyondpellagraresearchmodelsandstrategiesaddressingtheenduringclinicalrelevanceofnaddeficiencyinaginganddisease
AT ralphgmeyer beyondpellagraresearchmodelsandstrategiesaddressingtheenduringclinicalrelevanceofnaddeficiencyinaginganddisease