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Evaluation of salivary and serum alpha amylase level in dentalcaries of adolescence / Avaliação do nível de alfa-amilase salivar e sérica na cárie dentária da adolescência
Ahmadi-Motamayel, Fatemeh; Goodarzi, Mohammad Taghi; Jamshid, Zohreh; Mahdavinezhad, Ali; Rafieian, Nasrin.
  • Ahmadi-Motamayel, Fatemeh; University of Medical Sciences. Faculty of Dentistry. Dental Research Center and Research Center for Molecular Medicine. Hamadan. IR
  • Goodarzi, Mohammad Taghi; Hamadan University of Medical Sciences. Research Center for Molecular Medicine. Hamadan. IR
  • Jamshid, Zohreh; Hamadan University of Medical Sciences. Faculty of Dentistry. Department of Oral Medicine. Hamadan. IR
  • Mahdavinezhad, Ali; Hamadan University of Medical Sciences. Medical School. Hamadan. IR
  • Rafieian, Nasrin; Alborz University Of Medical Sciences. Faculty of Dentistry. Department of Oral Medicine. Karaj. IR
Braz. dent. sci ; 19(2): 40-46, 2016. tab
Article in English | LILACS | ID: lil-788632
ABSTRACT
Previous studies suggested a significant relationship between alpha- amylase and caries formation. This study was implemented in order to investigate the interrelation between level of salivary and serum alpha- amylase, and dental caries.

Methods:

In this cross-sectional study, un-stimulated whole saliva and serum samples were collected from 118 high school students who were divided into four groups caries free females (N = 28), caries active females (N = 35), caries free males (N = 28) and caries active males (N =27). Mean levels of salivary and serum alpha-amylase was evaluated by spectrophotometric methods to assayenzyme kinetics. Data were analyzed using student’st-tests and chi-square tests.

Results:

Salivary alpha amylase was significantly higher in caries active groups as compared to caries free groups (P = 0.002). The mean salivary alpha -amylase was significantly higherin caries active males (P = 0.002). Also, serum alpha-amylase was significantly higher in caries active groups as compared to caries free groups (P = 0.001). In bothsexes the mean serum alpha- amylase levels were statistically significant higher in caries active compared to caries free groups (P = 0.02 and 0.01 respectively).

Conclusion:

A significant association was found between salivary and serum alpha- amylase and dental caries in adolescents. More research to demonstrate there al relation between alpha amylase and dental caries is recommended...
RESUMO

Objetivo:

Alguns estudos anteriores sugeriram uma relação significativa entre a alfa-amilase e a formação de cárie. Este estudo foi realizado com o objetivo de investigar a interrelação entre o nível de alfa-amilase na saliva e no soro e a cárie. Material e

Métodos:

Neste estudo transversal, amostras de saliva não-estimulada e soro foram coletadas de 118 estudantes do ensino médio que foram divididos em quatro grupos mulheres livres de cárie (n = 28), mulheres com cárie ativa (n = 35), homens livres de cárie (n = 28) e homens com cárie ativa (n = 27). O nível de alfa-amilase da saliva e soro foi avaliado por espectrofotometria para ensaios de cinética enzimática. Os dados foram analisados pelos testes “t”e Qui-quadrado.

Resultados:

A alfa-amilase salivar foi significativamente maior nos grupos com cárie ativa em comparação com os grupos livres de cárie (p = 0,002). A alfa amilase salivar foi significativamente maior nos homens com cáries ativa (p = 0,002). Além disso, a alfa amilase sérica foi significativamente maior nos grupos de cárie ativa, em comparação com os grupos livres de cárie(p = 0,001). Em ambos os sexos a média da alfa-amilase sérica foi estatisticamente superior nos grupos de cárie ativa, em comparação com livres de cárie (p = 0,02 e 0,01, respectivamente).

Conclusão:

Foi encontrada uma associação significativa entre a alfa-amilase salivar e sérica em indivíduos com a cárie dentária na adolescência. São recomendadas mais investigações para demonstrar real relação entre os níveis de alfa-amilase e cárie dentária...
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Saliva / Dental Caries / Serum / Alpha-Amylases Type of study: Observational study / Prevalence study / Risk factors Limits: Humans Language: English Journal: Braz. dent. sci Journal subject: Dentistry / Sa£de Bucal Year: 2016 Type: Article Affiliation country: Iran Institution/Affiliation country: Alborz University Of Medical Sciences/IR / Hamadan University of Medical Sciences/IR / University of Medical Sciences/IR

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Full text: Available Index: LILACS (Americas) Main subject: Saliva / Dental Caries / Serum / Alpha-Amylases Type of study: Observational study / Prevalence study / Risk factors Limits: Humans Language: English Journal: Braz. dent. sci Journal subject: Dentistry / Sa£de Bucal Year: 2016 Type: Article Affiliation country: Iran Institution/Affiliation country: Alborz University Of Medical Sciences/IR / Hamadan University of Medical Sciences/IR / University of Medical Sciences/IR