Rodents as Reservoirs of the Zoonotic Pathogens Coxiella burnetii and Toxoplasma gondii in Corsica (France)

2019 ◽  
Vol 19 (12) ◽  
pp. 879-883
Author(s):  
Elena Izquierdo-Rodríguez ◽  
Ángela Fernández-Álvarez ◽  
Natalia Martín-Carrilo ◽  
Carlos Feliu ◽  
Bernard Marchand ◽  
...  
2017 ◽  
Vol 64 (6) ◽  
pp. 485-490 ◽  
Author(s):  
C. J. Messinger ◽  
E. S. Gurzau ◽  
E. B. Breitschwerdt ◽  
C. I. Tomuleasa ◽  
S. J. Trufan ◽  
...  

2018 ◽  
Vol 14 ◽  
pp. 79-84
Author(s):  
Rodolfo Villagra-Blanco ◽  
Andrea Esquivel-Suárez ◽  
Henrik Wagner ◽  
Juan José Romero-Zúñiga ◽  
Anja Taubert ◽  
...  

Author(s):  
Pilar Foronda ◽  
Josué Plata-Luis ◽  
Borja Del Castillo-Figueruelo ◽  
Ángela Fernández-Álvarez ◽  
Aarón Martín-Alonso ◽  
...  

Coxiella burnetii and Toxoplasma gondii are intracellular parasites that cause important reproductive disorders in animals and humans worldwide, resulting in high economic losses. The aim of the present study was to analyse the possible role of peridomestic small mammals in the maintenance and transmission of C. burnetii and T. gondii in the north-western African archipelagos of the Canary Islands and Cape Verde, where these species are commonly found affecting humans and farm animals. Between 2009 and 2013, 108 black rats (Rattus rattus) and 77 mice (Mus musculus) were analysed for the presence of Coxiella and Toxoplasma antibodies by enzyme-linked immunosorbent assay (ELISA) and indirect immunofluorescence (IFA), respectively. Our results showed a wide distribution of C. burnetii and T. gondii, except for T. gondii in Cape Verde, in both rodent species. The overall seroprevalence of C. burnetii antibodies was 12.4%; 21.1% for Cape Verde and 10.2% for the Canary Islands. With respect to T. gondii, seropositive rodents were only observed in the Canary Islands, with an overall seroprevalence of 15%. Considering the fact that both pathogens can infect a large range of hosts, including livestock and humans, the results are of public health and veterinary importance and could be used by governmental entities to manage risk factors and to prevent future cases of Q fever and toxoplasmosis.


2019 ◽  
Vol 28 (2) ◽  
pp. 245-257 ◽  
Author(s):  
Diego Carlos Souza Zanatto ◽  
Igor Renan Honorato Gatto ◽  
Marcelo Bahia Labruna ◽  
Marcia Mariza Gomes Jusi ◽  
Samir Issa Samara ◽  
...  

Abstract This is a cross-sectional study to assess the presence of antibodies in ruminants against selected pathogens associated with reproductive disorders in cattle in four Brazilian states, including the zoonotic agent Coxiella burnetii. The used tests were Virus Neutralization Assay for IBR and BVD, Microscopic Agglutination Test for Leptospira spp., Indirect Fluorescent Antibody Test (IFAT) for C. burnetii and Toxoplasma gondii, and Enzyme-Linked Immunosorbent Assay for Neospora caninum and Trypanosoma vivax. Seropositivity for C. burnetii was 13.7% with titers from 128 to 131,072; 57.8% for BoHV-1, with titers between 2 and 1,024; 47.1% for BVDV-1a, with titers from 10 to 5,120; 89.2% for N. caninum; 50% for T. vivax; and 52.0% for Leptospira spp., with titers between 100 to 800 (the following serovars were found: Tarassovi, Grippotyphosa, Canicola, Copenhageni, Wolffi, Hardjo, Pomona and Icterohaemorrhagiae); 19.6% for T. gondii with titer of 40. This is the first study that has identified C. burnetii in cattle associated with BoHV and BVDV, N. caninum, Leptospira spp., T. gondii and T. vivax. Thus, future studies should be conducted to investigate how widespread this pathogen is in Brazilian cattle herds.


1990 ◽  
Vol 105 (3) ◽  
pp. 565-570 ◽  
Author(s):  
C. F. Stanford ◽  
J. H. Connolly ◽  
W. A. Ellis ◽  
E. T. M. Smyth ◽  
P. V. Coyle ◽  
...  

SUMMARYEvidence of past zoonotic infection was investigated serologically in randomly selected Northern Ireland farmers. The percentage of farmers with antibody was: Brucella abortus (0·7), Leptospira interrogans serovars (8·1), Borrelia burgdorferi (14·3), Toxoplasma gondii (73·5), Coxiella burnetii (28·0), Chlamydia psittaci (11·1) and Hantavirus (1·2).The results show that Northern Ireland farmers have been exposed in the past to zoonotic infections. It is not known if these infections contributed to ill health in farmers but it is now time for the health of farm workers and their medical services to be reassessed.


Pathogens ◽  
2021 ◽  
Vol 10 (9) ◽  
pp. 1186
Author(s):  
Sibonginhlanhla I. C. Mahlobo-Shwabede ◽  
Oliver T. Zishiri ◽  
Oriel M. M. Thekisoe ◽  
Mabusetsa J. R. Makalo

Tick-borne diseases (TBDs) hamper the growth of the livestock sector and impose major constraints for the health and management of domestic animals in the tropic and subtropical regions globally. Currently, there is no scientific report on the presence of zoonotic pathogens transmitted by tick species in Lesotho. This study aimed to identify zoonotic tick-borne pathogens of economic importance from ticks infesting domestic animals in Lesotho using molecular techniques. A total of 322 tick DNA pools were subjected to PCR screening for the presence of zoonotic pathogens and sequenced. The overall prevalence of Anaplasma spp. was 35% (113/322), with a 100% infection rate in Rhipicephalus microplus, followed by R. evertsi evertsi (92%), Hyalomma rufipes and Otobius megnini sharing 50% and the lowest infection rate was observed in R. decoloratus with 40%. The prevalence of Coxiella burnetii, a gram-negative pleomorphic etiological agent of Query fever (Q fever), was 1% (2/322) for all screened samples, with 20% of R. decoloratus and 1% of R. e. evertsi infected. Rickettsia africae was detected from Hyalomma rufipes with a 70% prevalence. This study provides a baseline knowledge of tick-borne pathogens of medical and veterinary importance in Lesotho and raises awareness of the prevalence of such diseases within the tourism sector as they are mostly affected.


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