INFLUENCE OF THE PRE-BIOTIC MOS ON THE EFFECTS OF DIET CONTAMINATED WITH FUMONISIN MYCOTOXIN B1 ON WISTAR RATS´ KIDNEYS

  • Layane Pimenta Baldon Universidade Estadual de Maringá
  • Samara Emerich Universidade Estadual de Maringá - UEM
  • Nayra Thaís Delatorre Branquinho Universidade Estadual de Maringá - UEM
  • Christiano Rodrigues Schamber Universidade Estdual de Maringá - Uem
  • Maria Raquel Marçal Natali Universidade Estadual de Maringá - UEM
  • Edmara Aparecida Baroni Universidade Estadual de Maringá - UEM
Keywords: Fumonisin, MOS, Chronic Kidney Diseases

Abstract

Mannan oligosaccharides (MOS) are pre-biotics that attack the effects of mycotoxins. Fumonisin B1 (FB1) are mycotoxins in cereals and the intake of FB1-contaminated cereals is associated with kidney damage such as inflammation and apoptosis. Current research investigates the influence of MOS on the effect of FB1 in the kidneys of Wistar rats. The animals were divided into four groups: F0M0 (n=8); F0M0,2 (n=8); F6M0 (n=8) and F6M0,2 (n=6). Diet was given for 42 days, after which the animals were placed in metabolic cages for the collection of urine. Blood was also collected and kidneys were fixed and stained with Masson´s trichromium. FB1 with or without MOS did not affect ration intake, body weight and animal growth. Normality in plasmatic creatinine level suggests that mycotoxin did not trigger glomerular lesion. Water intake, osmolarity and urine excretion of sodium were not changed. However, there was a significant increase in urinary volume and in the urinary excretion of potassium, foci with fibrosis and small intensity inflammatory infiltrate in the tubulointerstitial region of the external cortex of animals with mycotoxin.

Author Biographies

Layane Pimenta Baldon, Universidade Estadual de Maringá
Discente de Medicina na Universidade Estadual de Maringá – UEM, PR
Samara Emerich, Universidade Estadual de Maringá - UEM
Discente de Medicina na Universidade Estadual de Maringá – UEM, PR
Nayra Thaís Delatorre Branquinho, Universidade Estadual de Maringá - UEM
Bacharel em Biologia na Universidade Estadual de Maringá – UEM, PR
Christiano Rodrigues Schamber, Universidade Estdual de Maringá - Uem
Doutor em Ciências Biológicas (Biologia Celular e Molecular) na Universidade Estadual de Maringá – UEM, PR
Maria Raquel Marçal Natali, Universidade Estadual de Maringá - UEM
Docente associada do Departamento de Ciências Morfológicas na Universidade Estadual de Maringá – UEM, PR
Edmara Aparecida Baroni, Universidade Estadual de Maringá - UEM
Docente associada do Departamento de Ciências Fisiológicas na Universidade Estadual de Maringá – UEM, PR
Published
2013-11-14
Section
Artigos Originais