Browsing by Author "85ee8f0f-eba4-4075-8abd-0c3248138b47"

Now showing items 21-36 of 36

    • Renal carriage of Leptospira species in rodents from Mediterranean Chile: The Norway rat (Rattus norvegicus) ... 
      Correa, Juana P.; Bucarey Vivanco, Sergio; Cattan Ayala, Pedro; Landaeta Aqueveque, Carlos; Ramírez Estrada, Juan (Elsevier, 2017)
      We evaluated the renal carriage of Leptospira species in rodent communities from Mediterranean Chile using a PCR technique. We found that animals inhabiting agricultural areas were almost three times more infected than in ...
    • Seasonal variation in the home range and host availability of the blood-sucking insect Mepraia Spinolai in ... 
      Botto Mahan, Carezza; Cattan Ayala, Pedro; Canals Lambarri, Mauricio; Acuña Retamar, Mariana (ELSEVIER SCIENCE BV, 2005-08)
      n this study, we quantify the home range of Mepraia spinolai, a wild vector of Trypanosoma cruzi, and the abundance of wild mammals during summer and winter seasons in a protected area of north-central Chile. Results ...
    • Short report: European rabbits (Oryctolagus cuniculus) are naturally infected with different Trypanosoma ... 
      Botto Mahan, Carezza; Acuña Retamar, Mariana; Campos, Ricardo; Cattan Ayala, Pedro; Solari Illescas, Aldo (2009)
      Trypanosoma cruzi, the etiologic agent of Chagas disease, presents a complex life cycle, cycling between reduviid vectors and wild and domestic mammals. The European rabbit is an introduced species in America, but its role ...
    • Short report: Trypanosoma cruzi infection in wild mammals from a chagasic area of Chile 
      Rozas, Marlene; Botto Mahan, Carezza; Coronado, Ximena; Ortiz Zúñiga, Sylvia; Cattan Ayala, Pedro; Solari Illescas, Aldo (AMER SOC TROP MED & HYGIENE, 2005-09)
      We report results of PCR-DNA based detection of Trypanosoma cruzi in wild mammal reservoirs from a chagasic area of Chile. We analyzed 157 blood samples from wild mammals including the marsupial Thylamis elegans and the ...
    • Spatial quantification of the world population potentially exposed to Zika virus 
      Alaniz, Alberto J.; Bacigalupo, Antonella; Cattan Ayala, Pedro (Oxford Universitu Press, 2017)
      Background: Zika virus is an emerging Flaviviridae virus, which has spread rapidly in the last few years. It has raised concern because it has been associated with fetus microcephaly when pregnant women are infected. The ...
    • Spatio-temporal characterization of Trypanosoma cruzi infection and discrete typing units infecting hosts ... 
      Ihle Soto, Camila Adriana; Costoya, Eduardo; Correa, Juana P.; Bacigalupo, Antonella; Cornejo-Villar, Berenice; Estadella, Viviana; Solari, Aldo; Ortiz, Sylvia; Hernández, Héctor J.; Botto Mahan, Carezza; Gorla, David E.; Cattan Ayala, Pedro (Public Library of Science, 2019)
      Background Trypanosoma cruzi is a protozoan parasite that is transmitted by triatomine vectors to mammals. It is classified in six discrete typing units (DTUs). In Chile, domestic vectorial transmission has been interrupted; ...
    • Susceptibility of Mepraia spinolai and Triatoma infestans to different Trypanosoma cruzi strains from ... 
      Campos, Ricardo; Acuña Retamar, Mariana; Botto Mahan, Carezza; Ortiz Zúñiga, Sylvia; Cattan Ayala, Pedro; Solari Illescas, Aldo (ELSEVIER, 2007)
      Trypanosoma cruzi is the causative agent of Chagas disease, a zoonosis involving domestic and sylvatic mammalian reservoirs. Since scarce information has been published about the susceptibility of T. cruzi lineages to ...
    • Sylvatic foci of the Chagas disease vector Triatoma infestans in Chile: Description of a new focus and ... 
      Bacigalupo, Antonella; Torres Pérez, Fernando; Segovia, Verónica; García, Alejandro; Correa, Juana P.; Moreno, Lucila; Arroyo, Patricio; Cattan Ayala, Pedro (Fundacao Oswaldo Cruz, 2010)
      Triatoma infestans is one of the main domestic vectors of Chagas disease. Reports of wild habitat occurrences have recently increased. In Chile, after a successful elimination campaign of T. infestans domestic infestation, ...
    • The grey fox Canis griseus (gray) in Chilean Patagonia (Southern Chile) 
      Duran, J. C.; Cattan Ayala, Pedro; Yañez, J. L. (1985)
      During May 1982 a total of 2235 km2 of land was surveyed in Southern Chile to estimate grey fox Canis griseus density. An area of 28 310 km2 was judged to be potential habitat for populations in the continental area including ...
    • Triatoma infestans Calreticulin: Gene cloning and expression of a main domain that interacts with the host ... 
      Weinberger, Katherine; Collazo, Norberto; Aguillón Gutiérrez, Juan Carlos; Molina, Mariá Carmen; Rosas, Carlos; Penã, Jaime; Pizarro, Javier; Maldonado, Ismael; Cattan Ayala, Pedro; Apt Baruch, Werner; Ferreira, Arturo (American Society of Tropical Medicine and Hygiene, 2017)
      © 2017 by The American Society of Tropical Medicine and Hygiene.Triatoma infestans is an important hematophagous vector of Chagas disease, a neglected chronic illness affecting approximately 6 million people in Latin ...
    • TRYPANOSOMA CRUZI DETECTION IN BLOOD BY XENODIAGNOSIS AND POLYMERASE CHAIN REACTION IN THE WILD RODENT ... 
      Campos, Ricardo; Botto Mahan, Carezza; Ortiz Zúñiga, Sylvia; Acuña Retamar, Mariana; Cattan Ayala, Pedro; Solari Illescas, Aldo (2007)
      We detected Trypanosoma cruzi in blood samples of the wild rodent Octodon degus by xenodiagnosis and a polymerase chain reaction (PCR) using the domestic and wild vectors of Chagas disease, Triatoma infestans and Mepraia ...
    • Trypanosoma cruzi infection in wild mammals from a chagasic area of Chile 
      Rozas, Marlene; Botto Mahan, Carezza; Coronado, Ximena; Ortiz Zúñiga, Sylvia; Cattan Ayala, Pedro; Solari Illescas, Aldo (AMER SOC TROP MED & HYGIENE, 2005-09)
      We report results of PCR-DNA based detection of Trypanosoma cruzi in wild mammal reservoirs from a chagasic area of Chile. We analyzed 157 blood samples from wild mammals including the marsupial Thylamis elegans and the ...
    • Trypanosoma cruzi load in synanthropic rodents from rural areas in Chile 
      Yefi Quinteros, Esteban; Muñoz San Martín, Catalina; Bacigalupo, Antonella; Correa, Juana P.; Cattan Ayala, Pedro (BIOMED Central Ltd., 2018)
      Background: Trypanosoma cruzi is the agent of Chagas disease, a major public health problem in Latin America. Many wild and domestic animals are naturally infected with T. cruzi; rodents are one of the groups which have ...
    • What do the numbers tell us about the temporal evolution of Chagas’ disease? ¿Qué dicen los números de la ... 
      Canals Lambarri, Mauricio; Yáñez González, Christian Ariel; Canals, Lucía; Canals Cifuentes, Andrea; Cáceres, Dante; Alvarado, Sergio A.; Cattan Ayala, Pedro; Saavedra, Miguel; Zulantay Alfaro, Inés; Apt Baruch, Werner (Sociedad Chilena de Infectologia, 2017)
      ©, 2017 Sociedad Chilena de Infectologia. All rights reserved.Chagas disease remains highly prevalent in Chile, especially between the regions of Arica and Parinacota, and Coquimbo. Since 1999 it is considered that in Chile ...
    • Within-host temporal fluctuations of trypanosoma cruzi discrete typing units: the case of the wild reservoir ... 
      Rojo, Gemma; Sandoval Rodríguez, Alejandra; López, Angélica; Ortiz Zuñiga, Sylvia; Correa, Juana P.; Saavedra, Miguel; Botto Mahan, Carezza; Cattan Ayala, Pedro; Solari Illescas, Aldo (BIOMED Central Ltd., 2017)
      Background: Chagas disease caused by Trypanosoma cruzi is considered a major public health problem in America. After an acute phase the disease changes to a chronic phase with very low parasitemia. The parasite presents ...
    • Zika: probabilidad de establecimiento de su vector, Aedes aegypti, en Chile 
      Alaniz, Alberto J.; Bacigalupo, Antonella; Cattan Ayala, Pedro (Sociedad Chilena de Infectología, 2017)
      The Zika virus has raised world alarm in recent years, representing a major public health problem. In this study we evaluated the potential risk of exposure to Zika virus in Chile, associated with the probability of ...