NAD
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nicotinamide
[nik″o-tin´ah-mīd]nicotinamide-adenine dinucleotide (NAD) a coenzyme that is involved in many biochemical oxidation-reduction reactions. The symbols for the oxidized and reduced forms are NAD and NADH.
nicotinamide-adenine dinucleotide phosphate (NADP) a coenzyme similar to nicotinamide-adenine dinucleotide but involved in fewer reactions. The symbols for the oxidized and reduced forms are NADP and NADPH.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
NAD
Abbreviation for nicotinamide adenine dinucleotide.
Farlex Partner Medical Dictionary © Farlex 2012
NAD
(ĕn′ā-dē′)n.
A coenzyme, C21H27N7O14P2, occurring in most living cells and utilized alternately with NADH as an oxidizing or reducing agent in various metabolic processes.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
Medical humour No abnormality discovered An abbreviation that may be voiced to an attending (US) or consultant (UK) which may in fact mean that the requested procedure or test was 'not actually done' by the house officer (US) or houseman (UK)
Medspeak No acute distress
Physiology Nicotinamide adenine dinucleotide Acoenzyme derived from niacin which is critical in transporting electrons from the Krebs cycle to the electron-transport chain within mitochondria
(2) Nad
Vox populi ‘nad(s) Short for gonad(s)
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
NAD
Medtalk No acute distress, see there.McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
NAD
Abbreviation for nicotinamide adenine dinucleotide.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
NAD
Abbrev. for nothing abnormal detected.Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
NAD (nicotinamide adenine dinucleotide)
a COENZYME, made from the vitamin NICOTINIC ACID, that readily accepts or gives up hydrogen.

NADH transports electrons to the ELECTRON TRANSPORT SYSTEM during AEROBIC RESPIRATION. See also FAD.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005