Influence on functional parameters of intestinal tract induced by short-term exposure to fumonisins contaminated corn chyme samples (Articolo in rivista)

Type
Label
  • Influence on functional parameters of intestinal tract induced by short-term exposure to fumonisins contaminated corn chyme samples (Articolo in rivista) (literal)
Anno
  • 2014-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/j.fct.2014.01.039 (literal)
Alternative label
  • Minervini F.; Debellis L.; Garbetta A.; De Girolamo A.; Schena R.; Portincasa P.; Visconti A. (2014)
    Influence on functional parameters of intestinal tract induced by short-term exposure to fumonisins contaminated corn chyme samples
    in Food and chemical toxicology
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Minervini F.; Debellis L.; Garbetta A.; De Girolamo A.; Schena R.; Portincasa P.; Visconti A. (literal)
Pagina inizio
  • 166 (literal)
Pagina fine
  • 172 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://www.scopus.com/inward/record.url?eid=2-s2.0-84894136470&partnerID=q2rCbXpz (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 66 (literal)
Rivista
Note
  • Scopu (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • National Research Council of Italy (CNR), Institute of Sciences of Food Production (ISPA), Via G. Amendola 122/O, 70125 Bari, Italy; Department of Bioscience, Biotechnologies and Biopharmaceutics, University of Bari Aldo Moro, Via E. Orabona 4, 70125 Bari, Italy; Department of Biomedical Sciences and Human Oncology, University of Bari Medical School, Piazza G. Cesare, 70100 Bari, Italy (literal)
Titolo
  • Influence on functional parameters of intestinal tract induced by short-term exposure to fumonisins contaminated corn chyme samples (literal)
Abstract
  • [object Object]The gut is a possible target toward mycotoxin fumonisins (FBs) exposure. The study aims to investigate the effects induced by FBs contaminated-corn chyme samples on functional parameters of human and rat intestine by using Ussing chamber. Fumonisins-contaminated corn and processed corn samples were undergone to in vitro digestion process and then added to luminal side. A reduction (about 90%) of short circuit current (Isc lA/cm2) during exposure of human colon tissues to fumonisins-free corn chyme samples was observed, probably related to increased chyme osmolality. This hyperosmotic stress could drain water towards the luminal compartment, modifying Na+ and Cl? transports. The presence of FBs in corn chyme samples, independently to their concentration, did not affect significantly the Isc, probably related to their interference towards epithelial Na+ transport, as assessed by using a specific inhibitor (Amiloride). The rat colon tract represents a more accessible model to study FBs toxicity showing a similar functional response to human. In the rat small intestine a significant reduction (about 15%) of Isc parameter during exposure to uncontaminated or FBs contaminated corn chyme samples was observed; therefore such model was not suitable to assess the FBs toxicity, probably because the prevalent glucose and amino acids electrogenic absorption overwhelmed the FBs influence on ionic transport. (literal)
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