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THE DIVERSITY OF CERCARIAE FROM FRESHWATER SNAILS IN LOWLAND AREAS OF BINH DINH AND PHU YEN PROVINCES, VIETNAM.
Nguyen, Hung Manh; Greiman, Stephen E; Van Hoang, Hien; Ngoc, Chinh Nguyen; Van Nguyen, Ha; Pham, Thien Cu; Madsen, Henry.
Afiliación
  • Nguyen HM; Institute of Ecology and Biological Resources, Graduate University of Science and Technology, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet Street, Cau Giay, Hanoi 10072, Vietnam.
  • Greiman SE; Georgia Southern University, 4324 Old Register Road, Statesboro, Georgia 30460.
  • Van Hoang H; Institute of Ecology and Biological Resources, Graduate University of Science and Technology, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet Street, Cau Giay, Hanoi 10072, Vietnam.
  • Ngoc CN; Institute of Ecology and Biological Resources, Graduate University of Science and Technology, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet Street, Cau Giay, Hanoi 10072, Vietnam.
  • Van Nguyen H; Institute of Ecology and Biological Resources, Graduate University of Science and Technology, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet Street, Cau Giay, Hanoi 10072, Vietnam.
  • Pham TC; Ho Chi Minh City University of Education, 280 An Duong Vuong Street, Ward 4, District 5, Ho Chi Minh City 72711, Vietnam.
  • Madsen H; Department of Parasitology and Aquatic Diseases, Faculty of Health and Medical Sciences, University of Copenhagen, Dyrlaegevej 100, 1871 Frederiksberg C, Copenhagen, Denmark.
J Parasitol ; 108(6): 601-612, 2022 11 01.
Article en En | MEDLINE | ID: mdl-36538391
A survey was conducted in the lowland areas of Binh Dinh and Phu Yen provinces in south central Vietnam to study the diversity of digenean cercariae within freshwater snails. These regions are known as highly endemic areas for the transmission of liver flukes, Fasciola spp. and Opisthorchis viverrini. In total, 13 snail species were found, and 3 of these were dominant, comprising 51.9% of all collected snails, i.e., Bithynia funiculata, Melanoides tuberculata, and Radix auriculata. Cercariae were found in 5 snail species, and among these, Indoplanorbis exustus had the highest overall prevalence of infection (38.5%). No cercarial infections were found in viviparid and ampullariid snails. Morphological identification resulted in 10 cercariae types that were illustrated and measured. Among them, xiphidiocercariae and echinostomata were the most common, causing 70.55% of all cercariae infections. Bithynia species had the most diverse digenean fauna. Molecular data revealed the presence of cercariae of 13 digenean species, including O. viverrini. The 18S rDNA sequences of echinostomata and xiphidiocercariae type 3, which were shed from different snail hosts, were similar to 2 and 3 digenean species, respectively. In conclusion, our findings highlight the diversity of digenean fauna in Binh Dinh and Phu Yen provinces.
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Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Opisthorchis / Trematodos Tipo de estudio: Prognostic_studies / Risk_factors_studies Límite: Animals País/Región como asunto: Asia Idioma: En Revista: J Parasitol Año: 2022 Tipo del documento: Article País de afiliación: Vietnam Pais de publicación: Estados Unidos

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Opisthorchis / Trematodos Tipo de estudio: Prognostic_studies / Risk_factors_studies Límite: Animals País/Región como asunto: Asia Idioma: En Revista: J Parasitol Año: 2022 Tipo del documento: Article País de afiliación: Vietnam Pais de publicación: Estados Unidos