Situación actual de Giardia en roedores de Canarias
Giardia duodenalis is one of the most common causes of diarrhoea in human in the world. It infects a large number of vertebrates and is capable of producing zoonoses. The aim of this work was to study the current prevalence of the parasite in rodents in the Canary Islands, the temporal evolution and...
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ftunilalaguna:oai:riull.ull.es:915/19991 2023-05-15T18:05:26+02:00 Situación actual de Giardia en roedores de Canarias Pérez Ortega, Paula Foronda Rodríguez, Pilar García Livia, Katherine 2020 application/pdf http://riull.ull.es/xmlui/handle/915/19991 es spa http://riull.ull.es/xmlui/handle/915/19991 Licencia Creative Commons (Reconocimiento-No comercial-Sin obras derivadas 4.0 Internacional) https://creativecommons.org/licenses/by-nc-nd/4.0/deed.es_ES CC-BY-NC-ND Giardia duodenalis Canarias info:eu-repo/semantics/bachelorThesis 2020 ftunilalaguna 2021-12-31T16:17:02Z Giardia duodenalis is one of the most common causes of diarrhoea in human in the world. It infects a large number of vertebrates and is capable of producing zoonoses. The aim of this work was to study the current prevalence of the parasite in rodents in the Canary Islands, the temporal evolution and the possible areas of risk of transmission. A total of 42 fecal samples from the wild rodents, Rattus rattus and Mus musculus domesticus from these three islands, El Hierro, Lanzarote and Tenerife, were analysed. Concentration techniques were used to search for Giardia cysts under the microscope. The general prevalence found for Giardia was 30.95% with values ranging from 60% to 24.24% in El Hierro and Lanzarote, respectively. The results show that both R. rattus (60 %) and M. m. domesticus (14,81 %) are infected with Giardia sp., being the prevalence for R. rattus, significative higher. In Tenerife, Giardia sp. was not found in any animals, however, few samples were analyzed in this island. The results of the study confirm the wide distribution of Giardia sp. in rodents in the Canary Islands. Similar prevalence to those published a decade ago was found, although an increase in El Hierro island was observed. Higher prevalence in R. rattus, with respect to M. m. domesticus was also confirmed. Giardia is a zoonotic parasite, and it is presence in peridomestic wild animals could implies a risk of transmission to human. Bachelor Thesis Rattus rattus Universidad de La Laguna: Repositorio Institucional ULL |
institution |
Open Polar |
collection |
Universidad de La Laguna: Repositorio Institucional ULL |
op_collection_id |
ftunilalaguna |
language |
Spanish |
topic |
Giardia duodenalis Canarias |
spellingShingle |
Giardia duodenalis Canarias Pérez Ortega, Paula Situación actual de Giardia en roedores de Canarias |
topic_facet |
Giardia duodenalis Canarias |
description |
Giardia duodenalis is one of the most common causes of diarrhoea in human in the world. It infects a large number of vertebrates and is capable of producing zoonoses. The aim of this work was to study the current prevalence of the parasite in rodents in the Canary Islands, the temporal evolution and the possible areas of risk of transmission. A total of 42 fecal samples from the wild rodents, Rattus rattus and Mus musculus domesticus from these three islands, El Hierro, Lanzarote and Tenerife, were analysed. Concentration techniques were used to search for Giardia cysts under the microscope. The general prevalence found for Giardia was 30.95% with values ranging from 60% to 24.24% in El Hierro and Lanzarote, respectively. The results show that both R. rattus (60 %) and M. m. domesticus (14,81 %) are infected with Giardia sp., being the prevalence for R. rattus, significative higher. In Tenerife, Giardia sp. was not found in any animals, however, few samples were analyzed in this island. The results of the study confirm the wide distribution of Giardia sp. in rodents in the Canary Islands. Similar prevalence to those published a decade ago was found, although an increase in El Hierro island was observed. Higher prevalence in R. rattus, with respect to M. m. domesticus was also confirmed. Giardia is a zoonotic parasite, and it is presence in peridomestic wild animals could implies a risk of transmission to human. |
author2 |
Foronda Rodríguez, Pilar García Livia, Katherine |
format |
Bachelor Thesis |
author |
Pérez Ortega, Paula |
author_facet |
Pérez Ortega, Paula |
author_sort |
Pérez Ortega, Paula |
title |
Situación actual de Giardia en roedores de Canarias |
title_short |
Situación actual de Giardia en roedores de Canarias |
title_full |
Situación actual de Giardia en roedores de Canarias |
title_fullStr |
Situación actual de Giardia en roedores de Canarias |
title_full_unstemmed |
Situación actual de Giardia en roedores de Canarias |
title_sort |
situación actual de giardia en roedores de canarias |
publishDate |
2020 |
url |
http://riull.ull.es/xmlui/handle/915/19991 |
genre |
Rattus rattus |
genre_facet |
Rattus rattus |
op_relation |
http://riull.ull.es/xmlui/handle/915/19991 |
op_rights |
Licencia Creative Commons (Reconocimiento-No comercial-Sin obras derivadas 4.0 Internacional) https://creativecommons.org/licenses/by-nc-nd/4.0/deed.es_ES |
op_rightsnorm |
CC-BY-NC-ND |
_version_ |
1766176906287251456 |