[Morphometry and kinetics of jejunal epithelium in rats with niacin deficiency]. / Morfometria e cinética do epitélio jejunal em ratos com deficiência de niacina.
Arq Gastroenterol
; 26(4): 111-5, 1989.
Article
em Pt
| MEDLINE
| ID: mdl-2486029
In niacin deficient rats, it was performed a kinetic and morphometric study of jejunal epithelium. It was observed that the deficient animals showed less villosity (515.1 mu x 570.1 mu; p less than 0.008), enterocyte (35.3 mu x 38.5 mu; p less than 0.004) and mitotic index (4.4% x 5.7%; p less than 0.001) and bigger crypt (238.0 mu x 186.1 mu; p less than 0.001) and cellular renovation time (22.9h x 17.8h; less than 0.001) according to control animals. It is suggested that NAD (nicotinamide-adenine dinucleotide) deficiency can be responsible for the observed alterations.
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Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Dieta
/
Jejuno
/
Niacina
Limite:
Animals
Idioma:
Pt
Revista:
Arq Gastroenterol
Ano de publicação:
1989
Tipo de documento:
Article
País de publicação:
Brasil