niacin

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Related to niacin: pantothenic acid, niacin deficiency

ni·a·cin

(nī′ə-sĭn)

A white crystalline acid, C₆H₅NO₂, of the vitamin B complex that is found in meat, fish, legumes, and whole-grain foods and is used to treat and prevent pellagra. Also called nicotinic acid.

[ni(cotinic) ac(id) + -in.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

niacin

(ˈnaɪəsɪn)

(Biochemistry) another name for nicotinic acid

[C20: from ni(cotinic) ac(id) + -in]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

nic′otin′ic ac′id

a crystalline acid, C₆H₅NO₂, that is a component of the vitamin B complex, occurring in animal products, yeast, etc. Also called niacin, vitamin B₃.

[1885–90]

ni·a·cin

(nī′ə-sĭn)

A vitamin belonging to the vitamin B complex that is important in carbohydrate metabolism. It is found in liver, fish, and whole-grain foods.

The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

ThesaurusAntonymsRelated WordsSynonymsLegend:

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Noun

niacin - a B vitamin essential for the normal function of the nervous system and the gastrointestinal tract

nicotinic acid

B complex, B vitamin, B-complex vitamin, vitamin B, vitamin B complex, B - originally thought to be a single vitamin but now separated into several B vitamins

Translations

niacin

[ˈnaɪəsɪn] N → ácido m nicotínico

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

niacin

[ˈnaɪəsɪn] n → niacine f

Collins English/French Electronic Resource. © HarperCollins Publishers 2005

niacin

n → Nikotinsäure f, → Niacin nt (spec)

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

ni·a·cin

n. ácido nicotínico.

English-Spanish Medical Dictionary © Farlex 2012

niacin

n niacina

References in periodicals archive ?

Niacin (vitamin [B.sub.3]) acts as a coenzyme and plays a role in the metabolic hydrogen transfer to NAD[P.sup.+] as nicotinamide via ATP.

Exogenous niacin treatment increases NADPH oxidase in kiwifruit/O tratamento com niacina exogena NADPH oxidase em kiwis

Pellagra is a state of niacin deficiency, a vitamin required for various metabolic processes, cell signaling and DNA repair.

Pellagra: An uncommon disease in the modern era - A case report

Niacin doesn't reduce cardio-vascular disease (CVD) morbidity or mortality in patients with established disease (strength of recommendation [SOR]: A, meta-analyses of randomized controlled trials [RCTs] and subsequent large RCTs).

Q / Does niacin decrease cardiovascular morbidity and mortality in CVD patients?

Niacinamide (nicotinamide) is a form of vitamin B3 (niacin) and is used to prevent and treat niacin deficiency (pellagra).

Vitamin therapy could help prevent skin cancer

Emerging findings indicate that niacin decreases plasma VLDL level by inhibiting hepatocyte diacylglycerol acyltransferase 2 (Kamanna et al., 2013).

Dietary niacin supplementation suppressed hepatic lipid accumulation in rabbits

Doctors believe the man, admitted to the University of Florida's A&E unit with hepatitis, overdosed on niacin, more commonly called vitamin B3, which can damage the liver if taken in large amounts.

TOO MANY ENERGY DRINKS CAN GIVE YOU HEPATITIS

A meta-analysis was conducted on 11 randomized controlled trials (including a total of 26,340 nondiabetic participants) that examined the effect of niacin therapy (1-4 g per day) on the incidence of diabetes.

Does niacin cause diabetes?

Q I've used niacin and a statin for years to control my lipid levels.

Ask the doctors

The patient was treated by Niacin (1000 mg/day) and multivitamin complex.

Phenobarbital induced pellagra

Niacin, fibrates, and cholesteryl ester transfer protein (CETP) inhibitors were all found to raise HDL cholesterol levels, but none of these was able to lower all-cause mortality rates, coronary heart disease-related mortality rates, or the risk of stroke compared with placebo.

Drugs that raise good cholesterol do not reduce mortality

Niacin is a B vitamin that has been used for many years to lower markers of cardiovascular risks, including LDL ("bad") cholesterol and triglycerides.