1
|
Malone CJ, Oksanen A, Mukaratirwa S, Sharma R, Jenkins E. From wildlife to humans: The global distribution of Trichinella species and genotypes in wildlife and wildlife-associated human trichinellosis. Int J Parasitol Parasites Wildl 2024; 24:100934. [PMID: 38651034 PMCID: PMC11033181 DOI: 10.1016/j.ijppaw.2024.100934] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/28/2024] [Revised: 04/02/2024] [Accepted: 04/02/2024] [Indexed: 04/25/2024]
Abstract
Zoonotic nematodes of the genus Trichinella are foodborne parasites that have a global distribution in wild carnivores and omnivores, with spillover and spillback into domestic livestock and people, with concomitant trade and health consequences. Historically, most human cases were linked to domestic pigs infected with Trichinella spiralis, but under current high biosecurity swine production in many countries, wildlife have become a more important source of human trichinellosis. The aim of this review is to update the global distribution of Trichinella species and genotypes reported in wildlife, as well as reported human outbreaks from the consumption of wildlife. Using several online databases and by "snowballing" references, hundreds of reports of Trichinella spp. in wildlife published between January 1991 and December 2023 provide an important update to the host and geographic range for each of the recognized 13 species/genotypes, grouped by continent. Surveillance effort was highest in Europe and North America, while Africa, Asia, Central and South America have had limited surveillance, in some instances with human cases serving as sentinels of transmission in a region. Dozens of human outbreaks are described, with wild boars (Sus scrofa) being the most frequently implicated wildlife species in human outbreaks globally. Bears are an important source of infection in North America, for wildlife tourism, and importation of bear meat has also been implicated in multicountry outbreaks. The largest study limitation was the dearth of molecular identification of larvae in both wildlife surveillance studies and human outbreaks, particulary in under-studied regions. We highlight the need for enhanced molecular epidemiological approaches to outbreaks of this important foodborne parasite, and emphasize the need for a One Health approach to manage Trichinella spp. which transmit among terrestrial and marine wildlife (including migratory birds), pigs, horses, and people, often across large geographic scales and borders.
Collapse
Affiliation(s)
- Cody J. Malone
- Department of Veterinary Microbiology, Western College of Veterinary Medicine, University of Saskatchewan, Saskatoon, Saskatchewan, Canada
| | - Antti Oksanen
- Finnish Food Authority, (FINPAR), Elektroniikkatie 3, FI-90590, Oulu, Finland
| | - Samson Mukaratirwa
- One Health Center for Zoonoses and Tropical Veterinary Medicine, Ross University School of Veterinary Medicine, Basseterre, Saint Kitts and Nevis
- School of Life Sciences, University of KwaZulu-Natal, Durban, South Africa
| | - Rajnish Sharma
- Department of Veterinary Microbiology, Western College of Veterinary Medicine, University of Saskatchewan, Saskatoon, Saskatchewan, Canada
- Centre for One Health, College of Veterinary Science, Guru Angad Dev Veterinary and Animal Sciences University, Ludhiana, Punjab, India
| | - Emily Jenkins
- Department of Veterinary Microbiology, Western College of Veterinary Medicine, University of Saskatchewan, Saskatoon, Saskatchewan, Canada
| |
Collapse
|
2
|
Smart carnivores think twice: Red fox delays scavenging on conspecific carcasses to reduce parasite risk. Appl Anim Behav Sci 2021; 243:105462. [PMID: 34602687 PMCID: PMC8464160 DOI: 10.1016/j.applanim.2021.105462] [Citation(s) in RCA: 14] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/16/2021] [Revised: 09/20/2021] [Accepted: 09/23/2021] [Indexed: 01/18/2023]
Abstract
The recent SARS-CoV-2 epidemic has highlighted the need to prevent emerging and re-emerging diseases, which means that we must approach the study of diseases from a One Health perspective. The study of pathogen transmission in wildlife is challenging, but it is unquestionably key to understand how epidemiological interactions occur at the wildlife-domestic-human interface. In this context, studying parasite avoidance behaviours may provide essential insights on parasite transmission, host-parasite coevolution, and energy flow through food-webs. However, the strategies of avoiding trophically transmitted parasites in mammalian carnivores have received little scientific attention. Here, we explore the behaviour of red foxes (Vulpes vulpes) and other mammalian carnivores at conspecific and heterospecific carnivore carcasses using videos recorded by camera traps. We aim to determine 1) the factors influencing the probability of foxes to practice cannibalism, and 2) whether the scavenging behaviour of foxes differ when facing conspecific vs. heterospecific carcasses. We found that red foxes were generally reluctant to consume mesocarnivore carrion, especially of conspecifics. When recorded, consumption by foxes was delayed several days (heterospecific carcasses) or weeks (conspecific carcasses) after carcass detection. Other mammalian scavengers showed a similar pattern. Also, meat-borne parasite transmission from wild carnivore carcasses to domestic dogs and cats was highly unlikely. Our findings challenge the widespread assumption that cannibalistic or intra-specific scavenging is a major transmission route for Trichinella spp. and other meat-borne parasites, especially for the red fox. Overall, our results suggest that the feeding decisions of scavengers are probably shaped by two main contrasting forces, namely the nutritional reward provided by carrion of phylogenetically similar species and the risk of acquiring meat-borne parasites shared with these species. This study illustrates how the detailed monitoring of carnivore behaviour is essential to assess the epidemiological role of these hosts in the maintenance and dispersion of parasites of public and animal health relevance.
Collapse
|
3
|
Fariña FA, Pasqualetti MI, Bessi C, Ercole ME, Vargas C, Arbusti P, Ayesa G, Ribicich MM. Reprint of: Comparison between Trichinella patagoniensis and Trichinella spiralis infection in BALB/c mice. Vet Parasitol 2021; 297:109542. [PMID: 34391612 DOI: 10.1016/j.vetpar.2021.109542] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
Abstract
In Argentina, trichinellosis is an endemic disease acquired mainly through consumption of raw pork infected with nematodes larvae from the Trichinella genus. For years, the only species involved in outbreaks in humans and pig foci in Argentina was Trichinella spiralis. In 2008 the presence of a new Trichinella taxon from a cougar (Puma concolor) was detected and recorded in the province of Rio Negro, Argentina, and the finding was established as a new species in 2012: Trichinella patagoniensis. To the best of our knowledge, there is no information available on the intestinal phase and antibody response in a susceptible host during T. patagoniensis infection. Therefore, our research has been designed to study experimental infection with T. patagoniensis compared to infection with T. spiralis in BALB/c mice. One hundred and twenty eight BALB/c mice were divided into two groups and individuals in each group were infected per os with 500 larvae of T. patagoniensis or 500 larvae of T. spiralis, respectively. After that, they were euthanized on different days. Adult worm recovery from small intestines and artificial digestion of each carcass was performed. Histopathology of small intestines was performed using hematoxylin-eosin staining. Systemic cytokines and antibody kinetics were evaluated. Intestinal adult worm recovery of T. patagoniensis and T. spiralis took place until day 17 and 25, respectively. Systemic IFN-γ, IL-10, and TNF showed significant variations in T. patagoniensis infected mice. Seroconversion was detected in animals as from 15 days post-infection (pi) for both T. patagoniensis and T. spiralis, reaching the highest OD value at 42 days pi. Similar microscopic lesions were observed in the small intestine from mice infected with the same dose of T. spiralis and T. patagoniensis. Our findings contribute new information regarding the intestinal phase and the antibody kinetics of T. patagoniensis in BALB/c mice.
Collapse
Affiliation(s)
- Fernando A Fariña
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Av San Martín 5285, C1417DSM CABA, Buenos Aires, Argentina; CONICET-Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Argentina.
| | - Mariana I Pasqualetti
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Av San Martín 5285, C1417DSM CABA, Buenos Aires, Argentina; CONICET-Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Argentina
| | - Clara Bessi
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Av San Martín 5285, C1417DSM CABA, Buenos Aires, Argentina; CONICET-Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Argentina
| | - Mariano E Ercole
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Av San Martín 5285, C1417DSM CABA, Buenos Aires, Argentina
| | - Claudia Vargas
- CONICET-Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Argentina
| | - Patricia Arbusti
- Departamento de Parasitología, Instituto Nacional de Enfermedades Infecciosas, Administración Nacional de Laboratorios e Institutos de Salud, Dr. Carlos G. Malbrán, Av. Vélez Sarsfield 563, 1281, Buenos Aires, Argentina
| | - Graciana Ayesa
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Av San Martín 5285, C1417DSM CABA, Buenos Aires, Argentina; Departamento de Parasitología, Instituto Nacional de Enfermedades Infecciosas, Administración Nacional de Laboratorios e Institutos de Salud, Dr. Carlos G. Malbrán, Av. Vélez Sarsfield 563, 1281, Buenos Aires, Argentina
| | - M Mabel Ribicich
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Av San Martín 5285, C1417DSM CABA, Buenos Aires, Argentina; CONICET-Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Argentina
| |
Collapse
|
4
|
Fariña FA, Pasqualetti MI, Bessi C, Ercole ME, Vargas C, Arbusti P, Ayesa G, Ribicich MM. Comparison between Trichinella patagoniensis and Trichinella spiralis infection in BALB/c mice. Vet Parasitol 2020; 286:109248. [PMID: 33002768 DOI: 10.1016/j.vetpar.2020.109248] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/21/2020] [Revised: 09/19/2020] [Accepted: 09/20/2020] [Indexed: 10/23/2022]
Abstract
In Argentina, trichinellosis is an endemic disease acquired mainly through consumption of raw pork infected with nematodes larvae from the Trichinella genus. For years, the only species involved in outbreaks in humans and pig foci in Argentina was Trichinella spiralis. In 2008 the presence of a new Trichinella taxon from a cougar (Puma concolor) was detected and recorded in the province of Rio Negro, Argentina, and the finding was established as a new species in 2012: Trichinella patagoniensis. To the best of our knowledge, there is no information available on the intestinal phase and antibody response in a susceptible host during T. patagoniensis infection. Therefore, our research has been designed to study experimental infection with T. patagoniensis compared to infection with T. spiralis in BALB/c mice. One hundred and twenty eight BALB/c mice were divided into two groups and individuals in each group were infected per os with 500 larvae of T. patagoniensis or 500 larvae of T. spiralis, respectively. After that, they were euthanized on different days. Adult worm recovery from small intestines and artificial digestion of each carcass was performed. Histopathology of small intestines was performed using hematoxylin-eosin staining. Systemic cytokines and antibody kinetics were evaluated. Intestinal adult worm recovery of T. patagoniensis and T. spiralis took place until day 17 and 25, respectively. Systemic IFN-γ, IL-10, and TNF showed significant variations in T. patagoniensis infected mice. Seroconversion was detected in animals as from 15 days post-infection (pi) for both T. patagoniensis and T. spiralis, reaching the highest OD value at 42 days pi. Similar microscopic lesions were observed in the small intestine from mice infected with the same dose of T. spiralis and T. patagoniensis. Our findings contribute new information regarding the intestinal phase and the antibody kinetics of T. patagoniensis in BALB/c mice.
Collapse
Affiliation(s)
- Fernando A Fariña
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Av San Martín 5285, C1417DSM CABA, Buenos Aires, Argentina; CONICET-Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Argentina.
| | - Mariana I Pasqualetti
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Av San Martín 5285, C1417DSM CABA, Buenos Aires, Argentina; CONICET-Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Argentina
| | - Clara Bessi
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Av San Martín 5285, C1417DSM CABA, Buenos Aires, Argentina; CONICET-Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Argentina
| | - Mariano E Ercole
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Av San Martín 5285, C1417DSM CABA, Buenos Aires, Argentina
| | - Claudia Vargas
- CONICET-Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Argentina
| | - Patricia Arbusti
- Departamento de Parasitología, Instituto Nacional de Enfermedades Infecciosas, Administración Nacional de Laboratorios e Institutos de Salud, Dr. Carlos G. Malbrán, Av. Vélez Sarsfield 563, 1281 Buenos Aires, Argentina
| | - Graciana Ayesa
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Av San Martín 5285, C1417DSM CABA, Buenos Aires, Argentina; Departamento de Parasitología, Instituto Nacional de Enfermedades Infecciosas, Administración Nacional de Laboratorios e Institutos de Salud, Dr. Carlos G. Malbrán, Av. Vélez Sarsfield 563, 1281 Buenos Aires, Argentina
| | - M Mabel Ribicich
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Av San Martín 5285, C1417DSM CABA, Buenos Aires, Argentina; CONICET-Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Argentina
| |
Collapse
|
5
|
Study of Trichinella patagoniensis in wild boars. Vet Parasitol 2020; 297:109166. [PMID: 32540092 DOI: 10.1016/j.vetpar.2020.109166] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/20/2019] [Revised: 06/06/2020] [Accepted: 06/07/2020] [Indexed: 11/20/2022]
Abstract
Trichinellosis is a zoonotic disease, which represents a significant public health concern in some South American countries, such as Argentina and Chile. Its impact is essentially due to absence of adequate control measures on meat from game animals, as well as the presence of illegal slaughterhouses and the trade of meat products without being tested for this parasite. In Argentina, trichinellosis is an endemic disease. At present, Trichinella spiralis, Trichinella patagoniensis, Trichinella pseudospiralis, and Trichinella britovi have been detected in animals from Argentina. Until now, T. patagoniensis had only been found in mountain cougars (Puma concolor) in Argentina but there is limited information available. The present study intends to determine susceptibility, serological response and distribution of muscle larvae in wild boars infected with T. patagoniensis, T. spiralis and T. pseudospiralis. For each of the Trichinella species five wild boars were inoculated with 20,000 muscle larvae. Except for two specimens which died during the experiment, the animals were euthanized 19 weeks post infection (pi). Blood samples were collected throughout the study in order to determine the antibody kinetics. Also, nine muscle samples from each specimen were taken and analysed for determination of larval distribution. Additionally, four muscle samples were used to obtain muscle juices. Wild boars infected with T. patagoniensis showed little to no larvae in the muscle samples analysed while animals infected with T. spiralis and T. pseudospiralis had a significantly high larval load in all the samples analysed. Optical density (OD) values remained above the cut-off value throughout the experiment. This is the first study to characterize the biological aspects of T. patagoniensis in wild boars.
Collapse
|
6
|
Winter M, Abate SD, Pasqualetti MI, Fariña FA, Ercole ME, Pardini L, Moré G, Venturini MC, Perera N, Corominas MJ, Mancini S, Alonso B, Marcos A, Veneroni R, Castillo M, Birochio DE, Ribicich MM. Toxoplasma gondii and Trichinella infections in wild boars (Sus scrofa) from Northeastern Patagonia, Argentina. Prev Vet Med 2019; 168:75-80. [PMID: 31097126 DOI: 10.1016/j.prevetmed.2019.04.014] [Citation(s) in RCA: 16] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/26/2019] [Revised: 04/22/2019] [Accepted: 04/25/2019] [Indexed: 11/17/2022]
Abstract
Wild boar (Sus scrofa) was introduced in many countries of the world and is recognized as carrier of many infectious diseases. Wild game meat consumption is recognized as a source of transmission of Toxoplasma gondii and Trichinella spp. The aim of the present study was to evaluate the prevalence of antibodies to T. gondii and Trichinella spp. in free-range wild boars in Northeastern Argentine Patagonia. Between 2014 and 2018, 144 blood samples and 423 muscle samples from 423 carcasses were collected. To detect T. gondii IgG, 144 sera were processed by an immunofluorescent antibody test, and to detect anti-Trichinella IgG, 125 sera and 304 muscle juice samples were processed by ELISA. Detection of first stage larvae in muscle was performed by artificial digestion. A total of 423 wild boars muscle samples were negative to Trichinella spp. by artificial digestion. Antibodies to Trichinella spp. were detected in 2.4% (3/125) of serum samples and in 1.64% (5/304) of meat juice samples. Antibodies to T. gondii infection were detected in 12.5% (18/144) of the serum samples. This is the first study to reveal the presence of antibodies to T. gondii in wild boars from Argentina. The present results suggest that consumption of raw or undercooked wild boar meat could represent a potential source risk for toxoplasmosis in humans and that Trichinella spp. is infrequent and/or that it circulates in low burdens among wild boars in Northeastern Patagonia.
Collapse
Affiliation(s)
- Marina Winter
- Centro de Investigaciones y Transferencia Río Negro (CONICET-UNRN), Viedma, Río Negro, Argentina; Consejo Nacional de Investigaciones Científicas y Técnicas, Argentina.
| | - Sergio D Abate
- Centro de Investigaciones y Transferencia Río Negro (CONICET-UNRN), Viedma, Río Negro, Argentina.
| | - Mariana I Pasqualetti
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Argentina; CONICET-Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Argentina.
| | - Fernando A Fariña
- Consejo Nacional de Investigaciones Científicas y Técnicas, Argentina; Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Argentina; CONICET-Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Argentina.
| | - Mariano E Ercole
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Argentina.
| | - Lais Pardini
- Consejo Nacional de Investigaciones Científicas y Técnicas, Argentina; Laboratorio de Inmunoparasitología (LAINPA), Facultad de Ciencias Veterinarias, Universidad Nacional de La Plata, Argentina.
| | - Gastón Moré
- Consejo Nacional de Investigaciones Científicas y Técnicas, Argentina; Laboratorio de Inmunoparasitología (LAINPA), Facultad de Ciencias Veterinarias, Universidad Nacional de La Plata, Argentina.
| | - María Cecilia Venturini
- Laboratorio de Inmunoparasitología (LAINPA), Facultad de Ciencias Veterinarias, Universidad Nacional de La Plata, Argentina.
| | - Nélida Perera
- Unidad Regional de Epidemiología y Salud Ambiental- Laboratorio de Zoonosis, provincia de Río Negro, Viedma, Río Negro, Argentina.
| | - María José Corominas
- Unidad Regional de Epidemiología y Salud Ambiental- Laboratorio de Zoonosis, provincia de Río Negro, Viedma, Río Negro, Argentina.
| | - Sergio Mancini
- Unidad Regional de Epidemiología y Salud Ambiental- Laboratorio de Zoonosis, provincia de Río Negro, Viedma, Río Negro, Argentina.
| | - Bernardo Alonso
- Servicio Nacional de Sanidad y Calidad Agroalimentaria (SENASA), Argentina.
| | - Andrea Marcos
- Servicio Nacional de Sanidad y Calidad Agroalimentaria (SENASA), Argentina.
| | - Ricardo Veneroni
- Servicio Nacional de Sanidad y Calidad Agroalimentaria (SENASA), Argentina.
| | - Marianela Castillo
- Servicio Nacional de Sanidad y Calidad Agroalimentaria (SENASA), Argentina.
| | - Diego E Birochio
- Centro de Investigaciones y Transferencia Río Negro (CONICET-UNRN), Viedma, Río Negro, Argentina.
| | - M Mabel Ribicich
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Argentina; CONICET-Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Argentina.
| |
Collapse
|
7
|
Pasqualetti MI, Fariña FA, Krivokapich SJ, Gatti GM, Daneri GA, Varela EA, Lucero S, Ercole ME, Bessi C, Winter M, Ribicich MM. Trichinella spiralis in a South American sea lion (Otaria flavescens) from Patagonia, Argentina. Parasitol Res 2018; 117:4033-4036. [PMID: 30334078 DOI: 10.1007/s00436-018-6116-z] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/05/2018] [Accepted: 10/07/2018] [Indexed: 10/28/2022]
Abstract
Trichinella spp. from a sylvatic cycle has been found in several animal species such as pumas (Puma concolor), armadillos (Chaetophractus villosus), rats (Rattus norvegicus), and wild boars (Sus scrofa) in Argentina. Moreover, Trichinella infection has been detected in a wide range of marine mammals around the world, including polar bears (Ursus maritimus) and walruses (Odobenus rosmarus). Until the present time, Trichinella spp. infection has not been detected in marine mammals of South America. Samples from four South American sea lions (Otaria flavescens) found dead in Rio Negro, Argentina, were analyzed by artificial digestion, and in the case of one animal, Trichinella larvae were identified at the species level by nested multiplex PCR as Trichinella spiralis. This is the first report of a Trichinella species infecting marine mammals from South America.
Collapse
Affiliation(s)
- M I Pasqualetti
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Av. Chorroarín 280, C1427CWO, CABA, Argentina. .,CONICET - Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Av. Chorroarín 280, C1427CWO, Buenos Aires, Argentina.
| | - F A Fariña
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Av. Chorroarín 280, C1427CWO, CABA, Argentina.,CONICET - Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Av. Chorroarín 280, C1427CWO, Buenos Aires, Argentina
| | | | - G M Gatti
- ANLIS, Dr. Carlos G. Malbrán, Buenos Aires, Argentina
| | - G A Daneri
- Laboratorio de Sistemática, Anatomía y Bioecología de Mamíferos Marinos, Division Mastozoología, Museo Argentino de Ciencias Naturales, "Bernardino Rivadavia"- CONICET, Av. Angel Gallardo 470, C1405DJR, CABA, Argentina
| | - E A Varela
- Laboratorio de Sistemática, Anatomía y Bioecología de Mamíferos Marinos, Division Mastozoología, Museo Argentino de Ciencias Naturales, "Bernardino Rivadavia"- CONICET, Av. Angel Gallardo 470, C1405DJR, CABA, Argentina
| | - S Lucero
- Laboratorio de Sistemática, Anatomía y Bioecología de Mamíferos Marinos, Division Mastozoología, Museo Argentino de Ciencias Naturales, "Bernardino Rivadavia"- CONICET, Av. Angel Gallardo 470, C1405DJR, CABA, Argentina
| | - M E Ercole
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Av. Chorroarín 280, C1427CWO, CABA, Argentina
| | - C Bessi
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Av. Chorroarín 280, C1427CWO, CABA, Argentina
| | - M Winter
- Universidad Nacional de Río Negro-Sede Atlántica, Viedma, Río Negro, Argentina.,Centro de Investigación y Transferencia Río Negro, Viedma, Río Negro, Argentina
| | - M M Ribicich
- Universidad de Buenos Aires, Facultad de Ciencias Veterinarias, Cátedra de Parasitología y Enfermedades Parasitarias, Av. Chorroarín 280, C1427CWO, CABA, Argentina.,CONICET - Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Av. Chorroarín 280, C1427CWO, Buenos Aires, Argentina
| |
Collapse
|
8
|
Winter M, Pasqualetti M, Fariña F, Ercole M, Failla M, Perello M, Birochio D, Abate S, Soricetti M, Ribicich M. Trichinellosis surveillance in wildlife in northeastern argentine patagonia. VETERINARY PARASITOLOGY- REGIONAL STUDIES AND REPORTS 2017; 11:32-35. [PMID: 31014615 DOI: 10.1016/j.vprsr.2017.11.009] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 09/10/2017] [Revised: 11/07/2017] [Accepted: 11/21/2017] [Indexed: 10/18/2022]
Abstract
Trichinellosis is a food-borne parasitic disease produced by different nematodes of the genus Trichinella. In Argentina, it is an endemic zoonosis and an important public health problem. The infection has been detected in domestic and wild animals. Trichinella spp. muscle larvae have anaerobic metabolism, which allows their survival in decaying tissues. The aim of this study was to evaluate the presence of Trichinella spp. in carnivorous and/or scavenger wild vertebrates - birds, mammals and reptiles - in northeastern Argentine Patagonia. Skeletal muscle samples from 141 animals, which were found killed on northeastern Argentine Patagonia roads, were analyzed by the artificial digestion method. None of the 141 samples were positive for larvae of Trichinella. These results suggest that Trichinella does not use these species to complete its cycle in this region of the continent and the absence of a significant alteration in the study area makes it difficult to transmit parasitic diseases. However, due to the limited number of samples assessed for some species, this could not be confirmed. The relevance of this study resides in the fact that it is the first systematic study in South America that considers birds, reptiles and mammals as potential hosts for Trichinella.
Collapse
Affiliation(s)
- M Winter
- Universidad Nacional de Río Negro- Sede Atlántica, Viedma, Río Negro, Argentina; Centro de Investigacióny Transferencia Río Negro, Viedma, Río Negro, Argentina.
| | - M Pasqualetti
- Universidad de Buenos Aires. Facultad de Ciencias Veterinarias. Cátedra de Parasitología y Enfermedades Parasitarias, Av. Chorroarín 280, C1427CWO CABA, Argentina; CONICET - Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Av. Chorroarín 280, C1427CWO, Buenos Aires, Argentina.
| | - F Fariña
- Universidad de Buenos Aires. Facultad de Ciencias Veterinarias. Cátedra de Parasitología y Enfermedades Parasitarias, Av. Chorroarín 280, C1427CWO CABA, Argentina; CONICET - Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Av. Chorroarín 280, C1427CWO, Buenos Aires, Argentina.
| | - M Ercole
- Universidad de Buenos Aires. Facultad de Ciencias Veterinarias. Cátedra de Parasitología y Enfermedades Parasitarias, Av. Chorroarín 280, C1427CWO CABA, Argentina.
| | - M Failla
- Proyecto Patagonia Noreste. Balneario El Cóndor, Río Negro, Argentina; Museo Provincial Patagónico de Ciencias Naturales Juan Carlos Salgado, General Roca, Río Negro, Argentina
| | - M Perello
- Fundación Félix de Azara, Ciudad Autónoma de Buenos Aires, Argentina
| | - D Birochio
- Universidad Nacional de Río Negro- Sede Atlántica, Viedma, Río Negro, Argentina; Centro de Investigacióny Transferencia Río Negro, Viedma, Río Negro, Argentina.
| | - S Abate
- Universidad Nacional de Río Negro- Sede Atlántica, Viedma, Río Negro, Argentina; Centro de Investigacióny Transferencia Río Negro, Viedma, Río Negro, Argentina.
| | - M Soricetti
- Universidad Nacional de Río Negro- Sede Atlántica, Viedma, Río Negro, Argentina; Centro de Investigacióny Transferencia Río Negro, Viedma, Río Negro, Argentina.
| | - M Ribicich
- Universidad de Buenos Aires. Facultad de Ciencias Veterinarias. Cátedra de Parasitología y Enfermedades Parasitarias, Av. Chorroarín 280, C1427CWO CABA, Argentina; CONICET - Universidad de Buenos Aires, Instituto de Investigaciones en Producción Animal (INPA), Av. Chorroarín 280, C1427CWO, Buenos Aires, Argentina.
| |
Collapse
|