Tracking Toxoplasma gondii in freshwater ecosystems: interaction with the invasive American mink (Neovison vison) in Spain
Visualitza/Obre
Autor/a
P. Ribas, Maria
Almería, Sonia
Fernández-Aguilar, Xavier
De Pedro, Gabriel
Lizarraga, Patricia
Alarcia-Alejos, Olga
Molina-López, Rafael
Obón, Elena
Gholipour, Hojjat
Temiño, Consuelo
Dubey, Jitender P.
Cabezón, Oscar
Data de publicació
2018-05-21ISSN
0932-0113
Resum
Water-borne transmission may play an important role in the epidemiology of Toxoplasma gondii. Mammals closely related to freshwater ecosystems, such as the American mink (Neovison vison), are potentially valuable sentinels for T. gondii. To assess the importance of freshwater ecosystems in T. gondii epidemiology, sera of 678 American minks collected during the 2010 to 2015 Spanish national eradication campaigns were tested for the presence of T. gondii antibodies using the modified agglutination test (MAT, cut-off 1:25). A high prevalence of samples, 78.8% (CI95%: 75.5–81.8), were seropositive. In addition, a specific real-time PCR was performed in 120 brain samples and the parasite DNA was detected in 9.2% (CI95%: 5.2–15.7). Significant differences in seroprevalence were detected among bioregions, with the highest levels detected in coastal areas, and by age. The higher seroprevalence observed in older animals (80.0% adults versus 68.7% juveniles) confirms the importance of the horizontal transmission. These results indicate a widespread presence of T. gondii oocysts in freshwater ecosystems from Spain and further support the importance of water-borne transmission in the epidemiology of T. gondii.
Tipus de document
Article
Versió del document
Versió acceptada
Llengua
English
Matèries (CDU)
619 - Veterinària
Pàgines
20
Publicat per
Springer Verlag
Publicat a
Parasitology Research
Citació
Ribas, Maria P., Sonia Almería, Xavier Fernández-Aguilar, Gabriel De Pedro, Patricia Lizarraga, Olga Alarcia-Alejos, and Rafael Molina-López et al. 2018. "Tracking Toxoplasma Gondii In Freshwater Ecosystems: Interaction With The Invasive American Mink (Neovison Vison) In Spain". Parasitology Research 117 (7): 2275-2281. Springer Nature. doi:10.1007/s00436-018-5916-5.
Número de l'acord de la subvenció
EC/ /LIFE13 NAT-ES-001171/EU/New approaches for the European mink Conservation in Spain/LIFE LUTREOLA SPAIN
INIA-FEDER/Programa Nacional de Proyectos de Investigación Fundamental/AGL2012‐39830‐C02-02/ES/Neosporosis bovina: interacciones materno‐fetal y mecanismos asociados la protección frente al aborto en gestaciones de razas cruzadas en condiciones experimentales/
Programa
Sanitat Animal
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