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dc.creatorPeichoto, María Elisa-
dc.creatorTeibler, Gladys Pamela-
dc.creatorRuíz, Raquel-
dc.creatorLeiva, Laura Cristina Ana-
dc.creatorAcosta, Ofelia Cristina-
dc.date2018-07-13T14:26:16Z-
dc.date2018-07-13T14:26:16Z-
dc.date2006-10-
dc.date2018-06-07T17:55:35Z-
dc.date.accessioned2019-04-29T15:41:55Z-
dc.date.available2019-04-29T15:41:55Z-
dc.date.issued2006-10-
dc.identifierPeichoto, María Elisa; Teibler, Gladys Pamela; Ruíz, Raquel; Leiva, Laura Cristina Ana; Acosta, Ofelia Cristina; Systemic pathological alterations caused by Philodryas patagoniensis colubrid snake venom in rats; Pergamon-Elsevier Science Ltd; Toxicon; 48; 5; 10-2006; 520-528-
dc.identifier0041-0101-
dc.identifierhttp://hdl.handle.net/11336/51998-
dc.identifierCONICET Digital-
dc.identifierCONICET-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/299827-
dc.descriptionVery little is known about the systemic effects caused by Philodryas patagoniensis colubrid snake venom. In this work, this venom was tested for its ability to induce histopathological changes in rats after its intramuscular, subcutaneous or intravenous administration, by light microscopic examination of some organs (cerebellum, cerebrum, lung, liver, kidney and heart). Four rats were used for each dose of 0.23, 0.45 and 0.90 mg of venom in 0.3 ml of phosphate-buffered saline solution (pH 7.4). Aliquots of blood were withdrawn at different time intervals for enzymatic determination of alanine aminotransferase, aspartate aminotransferase and creatine kinase levels. After 2 h the animals were killed by an overdose of anesthetic, and samples of kidney, heart, liver, lung, cerebrum and cerebellum were taken to microscopic examination (hematoxylin and eosin stain). Histologically, no abnormality was observed in heart tissue, in none of the administration routes of the venom used. However, histological observations showed multifocal hemorrhage in cerebellum, cerebrum and lung sections, severe peritubular capillary congestion in kidney sections and hydropic degeneration in liver sections, when venom was administrated intravenously. The subcutaneous route showed similar results to the previous one, with the exception of cerebellar hemorrhage. Intramuscularly, neither cerebral nor cerebellar hemorrhage was observed. Plasma alanine aminotransferase and aspartate aminotransferase increased levels were demonstrated, mainly when venom was administered intravenously or subcutaneously. Our results suggest that P. patagoniensis venom induces moderate histopathological changes in vital organs of rats. These changes are initiated at early stages of the envenomation and may be associated with a behavioral or functional abnormality of those organs during envenoming.-
dc.descriptionFil: Peichoto, María Elisa. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Nordeste; Argentina. Universidad Nacional del Nordeste. Facultad de Ciencias Exactas y Naturales y Agrimensura; Argentina-
dc.descriptionFil: Teibler, Gladys Pamela. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Nordeste; Argentina. Universidad Nacional del Nordeste. Facultad de Ciencias Veterinarias; Argentina-
dc.descriptionFil: Ruíz, Raquel. Universidad Nacional del Nordeste. Facultad de Ciencias Veterinarias; Argentina-
dc.descriptionFil: Leiva, Laura Cristina Ana. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Nordeste; Argentina. Universidad Nacional del Nordeste. Facultad de Ciencias Exactas y Naturales y Agrimensura; Argentina-
dc.descriptionFil: Acosta, Ofelia Cristina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Nordeste; Argentina. Universidad Nacional del Nordeste. Facultad de Ciencias Veterinarias; Argentina-
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dc.languageeng-
dc.publisherPergamon-Elsevier Science Ltd-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0041010106002157-
dc.relationinfo:eu-repo/semantics/altIdentifier/doi/https://doi.org/10.1016/j.toxicon.2006.06.013-
dc.rightsinfo:eu-repo/semantics/restrictedAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.subjectCOLUBRIDAE-
dc.subjectPHILODRYAS PATAGONIENSIS-
dc.subjectSYSTEMIC HISTOPATHOLOGICAL CHANGES-
dc.subjectVENOM-
dc.subjectQuímica Orgánica-
dc.subjectCiencias Químicas-
dc.subjectCIENCIAS NATURALES Y EXACTAS-
dc.titleSystemic pathological alterations caused by Philodryas patagoniensis colubrid snake venom in rats-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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