Veterinary parasitology, regional studies and reports最新文献

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Case report: Clinical and surgical management of Dioctophyme renale in a dog 病例报告:犬肾性双足藓的临床和手术治疗
IF 1.4
Veterinary parasitology, regional studies and reports Pub Date : 2025-04-01 DOI: 10.1016/j.vprsr.2025.101257
Charles Hebert Guedes , Barbara Sarrapio Freire , Paula Rodrigues Natividade Mansur , Karinna de Oliveira Cerutti , Mayara Forastieri de Souza Chagas , Rhayra Silva Reis , Felipe Ribeiro Alves
{"title":"Case report: Clinical and surgical management of Dioctophyme renale in a dog","authors":"Charles Hebert Guedes ,&nbsp;Barbara Sarrapio Freire ,&nbsp;Paula Rodrigues Natividade Mansur ,&nbsp;Karinna de Oliveira Cerutti ,&nbsp;Mayara Forastieri de Souza Chagas ,&nbsp;Rhayra Silva Reis ,&nbsp;Felipe Ribeiro Alves","doi":"10.1016/j.vprsr.2025.101257","DOIUrl":"10.1016/j.vprsr.2025.101257","url":null,"abstract":"<div><div>This report presents a case of parasitism by the renal worm <em>Dioctophyme renale,</em> diagnosed in the right kidney of a domestic dog. An adult female dog, mixed breed, was initially treated for a snakebite. After ultrasound, a significant number of <em>Dioctophyme renale</em> parasites were observed in the right kidney (R.K). The urine test revealed a significant number of <em>Dioctophyme renale</em> eggs without any other abnormalities. A nephrectomy was successfully performed, and the dog showed an excellent recovery after surgery. In most cases, parasitism by <em>D. renale</em> in domestic dogs is discovered by chance or only during necropsy. The objective of this study is to report the first case of parasitism by <em>D. renale</em> in the Três Corações region, in which the diagnosis and treatment were performed promptly, allowing the dog to recover completely.</div></div>","PeriodicalId":23600,"journal":{"name":"Veterinary parasitology, regional studies and reports","volume":"60 ","pages":"Article 101257"},"PeriodicalIF":1.4,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143820673","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Thelazia species (eyeworms) infection in cattle: Prevalence, species diversity, seasonal dynamics and its ocular effects in South Gondar zone, Northwest Ethiopia 埃塞俄比亚西北部贡达尔南部地区牛眼虫感染:流行、物种多样性、季节动态及其对眼部的影响
IF 1.4
Veterinary parasitology, regional studies and reports Pub Date : 2025-03-30 DOI: 10.1016/j.vprsr.2025.101254
Tewodros Alemneh , Shimelis Dagnachew
{"title":"Thelazia species (eyeworms) infection in cattle: Prevalence, species diversity, seasonal dynamics and its ocular effects in South Gondar zone, Northwest Ethiopia","authors":"Tewodros Alemneh ,&nbsp;Shimelis Dagnachew","doi":"10.1016/j.vprsr.2025.101254","DOIUrl":"10.1016/j.vprsr.2025.101254","url":null,"abstract":"<div><div>Thelaziasis is a neglected vector-borne disease widely distributed throughout the world and is responsible for severe economic losses in cattle. The disease is caused by parasitic nematodes of the genus <em>Thelazia</em> (Spirurida, Thelaziidae). So far, limited attention has been given to ungulate-associated <em>Thelazia</em> species though it is a highly prevalent disease that raises concerns for animal welfare and potential economic impacts. A cross sectional study was carried out between August 2023 to July 2024 in the South Gondar Zone of Northwest Ethiopia, aiming to estimate the prevalence, investigate the seasonal dynamics, identify the species involved, demonstrate the ocular effects, and to assess the potential risk factors associated with the occurrence of thelaziasis in cattle. A multistage sampling technique was employed to select study animals. Data analysis was performed with logistic regression using SPSS software version 27.0. A total of 690 cattle were examined, of which 165 tested positive for <em>Thelazia,</em> resulting in an overall prevalence of 23.9 % (95 % CI: 20.7–27.2). <em>Thelazia rhodesi</em> and <em>Thelazia gulosa</em> were the identified species infecting cattle. Sex, body condition score and district of cattle were not associated with the occurrence of thelaziasis (<em>p</em> &gt; 0.05). However, age, breed, management and season had influenced the occurrence of parasitosis (<em>p</em> &lt; 0.05). Adult cattle (30.6 %), local breed (26.9 %), and extensive management system (29.8 %) categories have demonstrated higher infection rates than young (15.3 %), crossbreed (16.5 %), and semi-intensive management system (10.5 %). The occurrence of infection showed apparent seasonality (<em>p</em> &lt; 0.001) with the maximum prevalence appeared in autumn (39.7 %). Ocular lesions such as lacrimation, conjunctivitis and ulceration were detected in 142 (20.6 %) of examined cattle, and the occurrence of ocular lesions exhibited significant association with the prevalence of parasitosis (<em>p</em> &lt; 0.001). The occurrence of <em>Thelazia</em> species with high prevalence in the study area alarms the significance of incorporating this parasite in the differential diagnosis of eye diseases in cattle, especially when adults affected in areas with free grazing management system.</div></div>","PeriodicalId":23600,"journal":{"name":"Veterinary parasitology, regional studies and reports","volume":"61 ","pages":"Article 101254"},"PeriodicalIF":1.4,"publicationDate":"2025-03-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143870561","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Prevalence of Capillaria spp. and other endoparasites of hunting dogs from southern Italy 意大利南部猎犬毛细线虫和其他内寄生虫的流行
IF 1.4
Veterinary parasitology, regional studies and reports Pub Date : 2025-03-29 DOI: 10.1016/j.vprsr.2025.101255
Alessia Ricci , Marcos Antônio Bezerra-Santos , Renata Fagundes-Moreira , Mariaelisa Carbonara , Riccardo Paolo Lia , Jairo Alfonso Mendoza-Roldan , Domenico Otranto
{"title":"Prevalence of Capillaria spp. and other endoparasites of hunting dogs from southern Italy","authors":"Alessia Ricci ,&nbsp;Marcos Antônio Bezerra-Santos ,&nbsp;Renata Fagundes-Moreira ,&nbsp;Mariaelisa Carbonara ,&nbsp;Riccardo Paolo Lia ,&nbsp;Jairo Alfonso Mendoza-Roldan ,&nbsp;Domenico Otranto","doi":"10.1016/j.vprsr.2025.101255","DOIUrl":"10.1016/j.vprsr.2025.101255","url":null,"abstract":"<div><div>Gastrointestinal and cardiopulmonary nematodes are frequently detected in dogs worldwide, posing a potential zoonotic risk. Some parasites, such as <em>Capillaria aerophila</em> and <em>Capillaria boehmi</em>, are often less considered being misdiagnosed with other trichurids. Here, we evaluated the occurrence of <em>Capillaria</em> spp. as well as of other endoparasites in hunting dogs from Basilicata region, Southern Italy. Individual faecal samples were collected from hunting dogs (<em>n</em> = 443) and examined by Mini-FLOTAC® flotation method. Additionally, 49 of the above samples were evaluated by the Baermann-Wetzel technique, and 90 sera samples were subjected to the Angio Detect™ test (IDEXX Laboratories Inc., Westbrook, Maine, USA). Out of 443 faecal samples, 251 (i.e., 56.6 %) scored positive for at least one parasite species, with hookworms being the most prevalent nematodes (i.e., 39.3 %), followed by <em>C. aerophila</em> (i.e., 20.5 %), <em>Trichuris vulpis</em> (i.e., 12.6 %) and <em>Toxocara canis</em> (i.e., 11.3 %). At the Baermann-Wetzel technique, 8.2 % (<em>n</em> = 4/49) of the faecal samples scored positive for <em>Angiostrongylus vasorum</em>, 4.1 % for Ancylostomatidae (<em>n</em> = 2/49) and 2.0 % for <em>Strongyloides</em> spp. (<em>n</em> = 1/49). A single serum sample scored positive for <em>A. vasorum</em> at the Angio Detect™ test. The results indicate that hunting dogs may harbour a high diversity of endoparasites, including those of zoonotic concern. Moreover, it is hypothesized that the occurrence of <em>C. aerophila</em> and <em>C. boehmi</em> may compromise the overall hunting performance due to the respiratory distress and impairment of scenting abilities. Therefore, control measures should be implemented to protect both dogs as well as humans living in close contact with them.</div></div>","PeriodicalId":23600,"journal":{"name":"Veterinary parasitology, regional studies and reports","volume":"60 ","pages":"Article 101255"},"PeriodicalIF":1.4,"publicationDate":"2025-03-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143759444","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
First report of highly pathogenic Theileria luwenshuni in Sri Lanka: Are Jaffna sheep resistant to theileriosis? 斯里兰卡首次报道高致病性卢文氏泰利菌:贾夫纳羊对泰利菌病有抵抗力吗?
IF 1.4
Veterinary parasitology, regional studies and reports Pub Date : 2025-03-28 DOI: 10.1016/j.vprsr.2025.101250
T.M. Chathuri Sandamali , Parththuran Gajavathany , Meenayokini Rajeshwaran , Rupika S. Rajakaruna , Abdul Jabbar , Piyumali K. Perera
{"title":"First report of highly pathogenic Theileria luwenshuni in Sri Lanka: Are Jaffna sheep resistant to theileriosis?","authors":"T.M. Chathuri Sandamali ,&nbsp;Parththuran Gajavathany ,&nbsp;Meenayokini Rajeshwaran ,&nbsp;Rupika S. Rajakaruna ,&nbsp;Abdul Jabbar ,&nbsp;Piyumali K. Perera","doi":"10.1016/j.vprsr.2025.101250","DOIUrl":"10.1016/j.vprsr.2025.101250","url":null,"abstract":"<div><div>Theileriosis is a tick-borne piroplasmid infection that affects small ruminant production, resulting in significant economic losses. This study investigated theileriosis and its potential vectors in the Jaffna sheep breed in Sri Lanka. Blood (<em>n</em> = 100) and ticks (<em>n</em> = 57) were randomly collected from three farms. Management practices and other demographic data were collected using a questionnaire. Giemsa-stained blood smears facilitated microscopic analysis of piroplasms. The prevalence of theileriosis was compared between farms, age, and gender categories using a Chi-square test or a Fisher's exact test. The molecular identification was achieved using a nested PCR targeting the <em>18S rRNA</em> gene of <em>Theileria</em> spp. Subsequently, PCR amplicons were subjected to bidirectional sequencing and phylogenetic analysis. Microscopic examination and nested PCR revealed 38.0 % and 90.9 % prevalence of <em>Theileria</em> species, respectively, with a significant difference (<em>p</em> = 0.0015). The phylogenetic analysis showed that the <em>Theileria</em> spp. identified is the highly virulent <em>Theileria luwenshuni</em>. Collected tick species were: <em>Haemaphysalis bipsinosa, Haemaphysalis intermedia, Rhipicephalus haemaphysaloides, Rhipicephalus linneai</em> and <em>Hyalomma marginatum isaaci</em>; the most prevalent being <em>H. bispinosa</em> (68.4 %). This is the first report and molecular characterisation of <em>T. luwenshuni</em> in Sri Lanka<em>,</em> a highly pathogenic species recorded in small ruminants in tropical and subtropical countries but does not cause clinical signs in the Jaffna sheep breed. Findings of the current study suggest that Jaffna sheep tolerate the infection by <em>T. luwenshuni</em>. However, them being carriers poses a major risk to immunocompromised farm animals, especially the exotic sheep and goat breeds in the country.</div></div>","PeriodicalId":23600,"journal":{"name":"Veterinary parasitology, regional studies and reports","volume":"60 ","pages":"Article 101250"},"PeriodicalIF":1.4,"publicationDate":"2025-03-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143769009","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Dogs and cats naturally infected with Trypanosoma cruzi in zoonoses surveillance units from coastal regions of Brazil 巴西沿海地区人畜共患病监测单位自然感染克氏锥虫的狗和猫
IF 1.4
Veterinary parasitology, regional studies and reports Pub Date : 2025-03-27 DOI: 10.1016/j.vprsr.2025.101252
Isabella Neves Aires , Amanda Corvino Valim , Laís Pereira da Silva , Bruna dos Santos Leite , Marcos Vinícius Rangel , Bruna Lindolfo da Silva , João Pessoa Araújo Júnior , Antônio Carlos Paes , Virgínia Bodelão Richini Pereira , Simone Baldini Lucheis
{"title":"Dogs and cats naturally infected with Trypanosoma cruzi in zoonoses surveillance units from coastal regions of Brazil","authors":"Isabella Neves Aires ,&nbsp;Amanda Corvino Valim ,&nbsp;Laís Pereira da Silva ,&nbsp;Bruna dos Santos Leite ,&nbsp;Marcos Vinícius Rangel ,&nbsp;Bruna Lindolfo da Silva ,&nbsp;João Pessoa Araújo Júnior ,&nbsp;Antônio Carlos Paes ,&nbsp;Virgínia Bodelão Richini Pereira ,&nbsp;Simone Baldini Lucheis","doi":"10.1016/j.vprsr.2025.101252","DOIUrl":"10.1016/j.vprsr.2025.101252","url":null,"abstract":"<div><div>The Trypanosomatidae family includes protozoa of broad medical and veterinary interest that infect various vertebrates, including humans, and use a range of insects as vector agents. The genus <em>Trypanosoma</em> includes <em>Trypanosoma cruzi</em> (<em>T. cruzi</em>), the etiological agent of Chagas disease, which infects humans and animals, including domestic animals like dogs and cats, which can become infected during the blood meal of triatomine vectors. This study aimed to investigate <em>T. cruzi</em> in 161 blood samples from rescued dogs and cats housed in Zoonoses Surveillance Units (ZSUs) in six municipalities in the coastal region of São Paulo, Brazil. The samples were analyzed using the serological technique of Immunofluorescence Antibody Test (IFAT) and real-time Polymerase Chain Reaction (qPCR) using specific primers for <em>T. cruzi</em>. Spatial visualization through maps showing the distribution of positive cases in the different municipalities studied was also performed. In the IFAT test, three (03) samples from dogs from the municipality of Guarujá were positive for <em>T. cruzi</em> (1.86 %). In the qPCR, 51 samples tested positive for <em>T. cruzi</em> (32.48 %), which belongs to animals from all the municipalities sampled. Thus, investigating <em>T. cruzi</em> in domestic animals from ZSUs enables the identification of potential reservoirs within this environment. Implementing control measures for triatomines, such as installing traps, is essential to epidemiological surveillance in the coastal region of the state of São Paulo.</div></div>","PeriodicalId":23600,"journal":{"name":"Veterinary parasitology, regional studies and reports","volume":"60 ","pages":"Article 101252"},"PeriodicalIF":1.4,"publicationDate":"2025-03-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143759613","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A nationwide molecular survey on Trypanosomatids occurrence in Italian honey bee (Apis mellifera L.) colonies 意大利蜜蜂(Apis mellifera L.)群落锥虫病发生的全国分子调查
IF 1.4
Veterinary parasitology, regional studies and reports Pub Date : 2025-03-25 DOI: 10.1016/j.vprsr.2025.101253
Elena Tafi , Vittorio Capano , Antonio Nanetti , Giovanni Cilia
{"title":"A nationwide molecular survey on Trypanosomatids occurrence in Italian honey bee (Apis mellifera L.) colonies","authors":"Elena Tafi ,&nbsp;Vittorio Capano ,&nbsp;Antonio Nanetti ,&nbsp;Giovanni Cilia","doi":"10.1016/j.vprsr.2025.101253","DOIUrl":"10.1016/j.vprsr.2025.101253","url":null,"abstract":"<div><div>Trypanosomatids are among the honey bee parasites with still unclarified epidemiology and pathogenicity. Our current understanding of their distribution in colonies is provided by studies conducted in a limited number of countries, specific areas, or small sample sizes. This study presents the first extensive Italian survey of <em>Lotmaria passim</em>, <em>Crithidia mellificae,</em> and <em>C. bombi</em> occurrence in managed honey bee colonies. Only L. <em>passim</em> was detected over the two-year sampling period, which showed low prevalence nationwide. Overall, the prevalence varied significantly between the two monitoring years but no significant seasonal or regional trend emerged.</div></div>","PeriodicalId":23600,"journal":{"name":"Veterinary parasitology, regional studies and reports","volume":"60 ","pages":"Article 101253"},"PeriodicalIF":1.4,"publicationDate":"2025-03-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143734837","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Molecular detection and lineage differentiation of Trypanosoma cruzi in dogs from a metropolitan area of Central México: Implications for urban zoonotic transmission 墨西哥中部大城市犬克氏锥虫的分子检测和谱系分化:城市人畜共患病传播的意义
IF 1.4
Veterinary parasitology, regional studies and reports Pub Date : 2025-03-25 DOI: 10.1016/j.vprsr.2025.101251
S. Zamora-Ledesma , N. Hernández-Camacho , M. Sánchez-Moreno , H. Ruiz-Piña , F.J. Escobedo-Ortegón , M.E. Villagrán-Herrera , C. Marín-Sánchez , B. Camacho-Macías
{"title":"Molecular detection and lineage differentiation of Trypanosoma cruzi in dogs from a metropolitan area of Central México: Implications for urban zoonotic transmission","authors":"S. Zamora-Ledesma ,&nbsp;N. Hernández-Camacho ,&nbsp;M. Sánchez-Moreno ,&nbsp;H. Ruiz-Piña ,&nbsp;F.J. Escobedo-Ortegón ,&nbsp;M.E. Villagrán-Herrera ,&nbsp;C. Marín-Sánchez ,&nbsp;B. Camacho-Macías","doi":"10.1016/j.vprsr.2025.101251","DOIUrl":"10.1016/j.vprsr.2025.101251","url":null,"abstract":"<div><div><em>Trypanosoma cruzi</em> is the etiological agent of Chagas disease, a zoonotic infection that affects millions of people across the Americas. Despite its well-documented presence in rural and wild environments, little is known about its transmission dynamics in rapidly urbanizing areas. This study aimed to investigate the prevalence and genetic diversity of <em>T. cruzi</em> in domestic dogs from the Metropolitan Area of Querétaro, Mexico, a region where no formal studies of Chagas disease transmission have been conducted. A total of 303 canine blood samples were analyzed using PCR, and 5.9 % tested positive for <em>T. cruzi</em>. Lineage-specific PCR revealed that both TcI and TcII strains were present, suggesting complex transmission cycles potentially involving both wild and domestic reservoirs. These findings underscore the need for further research on vector ecology and the role of urban wildlife in maintaining <em>T. cruzi</em> transmission, highlighting an emerging risk for urban populations.</div></div>","PeriodicalId":23600,"journal":{"name":"Veterinary parasitology, regional studies and reports","volume":"60 ","pages":"Article 101251"},"PeriodicalIF":1.4,"publicationDate":"2025-03-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143716096","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ixodes inopinatus infesting cattle in high plateaus areas from North-Eastern Algeria: Sympatric occurrence with Ixodes ricinus, comments on its geographic distribution, and detection of Rickettsia spp. 阿尔及利亚东北部高原地区对牛的危害:与蓖麻伊蚊的同域发生,对其地理分布和立克次体的检测的评论
IF 1.4
Veterinary parasitology, regional studies and reports Pub Date : 2025-03-24 DOI: 10.1016/j.vprsr.2025.101248
AbdElkarim Laatamna , Robert E. Rollins , Nassiba Reghaissia , Houcine Chellia , Franz Rubel , Lidia Chitimia-Dobler
{"title":"Ixodes inopinatus infesting cattle in high plateaus areas from North-Eastern Algeria: Sympatric occurrence with Ixodes ricinus, comments on its geographic distribution, and detection of Rickettsia spp.","authors":"AbdElkarim Laatamna ,&nbsp;Robert E. Rollins ,&nbsp;Nassiba Reghaissia ,&nbsp;Houcine Chellia ,&nbsp;Franz Rubel ,&nbsp;Lidia Chitimia-Dobler","doi":"10.1016/j.vprsr.2025.101248","DOIUrl":"10.1016/j.vprsr.2025.101248","url":null,"abstract":"<div><div><em>Ixodes ricinus</em> and <em>Ixodes inopinatus</em> are closely related sister taxa which show high morphological similarity resulting in challenges to proper species determination. It is unclear how these two species are geographically distributed in areas where both species could occur (i.e., North Africa) and what this could mean towards potential pathogenic microorganisms. Here we report on <em>Ixodes</em> ticks (<em>n</em> = 31) collected from cattle in high plateau areas (Guelma province) of north-eastern Algeria. Three <em>Ixodes</em> species (<em>I. ricinus</em>, <em>n</em> = 10; <em>I. inopinatus</em>, <em>n</em> = 19; <em>I. ventalloi</em>, <em>n</em> = 2) were identified morphological and confirmed molecularly through analysis of the <em>trospa</em> gene sequence. Clear morphological markers between the three species were found in line with the original descriptions, although molecular analysis did not support morphological identification for all <em>I. ricinus</em> and <em>I. inopinatus</em> ticks (<em>n</em> = 7). With this we found no significant association between the molecular and morphological identification of <em>I. inopinatus</em> (phi coefficient of r<sub>ϕ</sub> = 0.088, <em>p</em> = 0.71). Taking molecular identification as a standard, a literature search was performed to determine the geographic extent of <em>I. inopinatus</em> and associate this with Köppen and Geiger climate classifications. Geographically, <em>I. inopinatus</em> is likely restricted to the western Mediterranean Basin of North Africa and Europe and most likely adapted to the Mediterranean climate (Csa). The three investigated tick species were tested to be positive for DNA of <em>Rickettsia helvetica</em> and <em>Rickettsia monacensis</em>. This study confirmed the sympatric presence of <em>I. inopinatus</em> and <em>I. ricinus</em> as well as reported, for the first time, the occurrence of <em>I. ventalloi</em> in the high plateaus from north-eastern Algeria. In addition, the present study highlights the detection of <em>R. helvetica</em> and <em>R. monacensis</em> in <em>I. inopinatus</em> infesting cattle, which represent valuable findings of significant epidemiological interest, opening potential questions on the influence <em>I. inopinatus</em> could play in relation to rickettsioses in cattle.</div></div>","PeriodicalId":23600,"journal":{"name":"Veterinary parasitology, regional studies and reports","volume":"60 ","pages":"Article 101248"},"PeriodicalIF":1.4,"publicationDate":"2025-03-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143734836","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
First report of natural Besnoitia akodoni infection in synanthropic (Muridae) and wild (Cricetidae) rodents from Argentina 阿根廷合群(鼠科)和野生(鼠科)啮齿动物自然感染阿氏贝斯诺蒂亚虫的首次报告
IF 1.4
Veterinary parasitology, regional studies and reports Pub Date : 2025-03-24 DOI: 10.1016/j.vprsr.2025.101245
Judith V. Bentancourt Rossoli , Gastón Moré , Agustina Soto-Cabrera , Dadín P. Moore , Eleonora L. Morrell , Lucía M. Campero , Walter Basso , Yanina P. Hecker , Nathalia P. Scioscia
{"title":"First report of natural Besnoitia akodoni infection in synanthropic (Muridae) and wild (Cricetidae) rodents from Argentina","authors":"Judith V. Bentancourt Rossoli ,&nbsp;Gastón Moré ,&nbsp;Agustina Soto-Cabrera ,&nbsp;Dadín P. Moore ,&nbsp;Eleonora L. Morrell ,&nbsp;Lucía M. Campero ,&nbsp;Walter Basso ,&nbsp;Yanina P. Hecker ,&nbsp;Nathalia P. Scioscia","doi":"10.1016/j.vprsr.2025.101245","DOIUrl":"10.1016/j.vprsr.2025.101245","url":null,"abstract":"<div><div><em>Besnoitia</em> spp. are cyst-forming Apicomplexa parasites within the Sarcocystidae family. The objective of this study was to identify <em>Besnoitia</em> spp. in synanthropic (Muridae) and wild (Cricetidae) rodents from Argentina. Samples were collected from different organs and tissues of 356 rodents and examined by histopathological methods. <em>Besnoitia</em> cysts were detected by histopathology in 2 % (7/356) of the animals (i.e., two <em>Mus musculus</em>, two <em>Necromys</em> spp., two <em>Oxymycterus rufus</em>, and one <em>Akodon azarae</em>). The morphological diagnosis was molecularly confirmed by PCR and bidirectional sequencing of the ITS1 marker and flanking regions. The complete ITS1 region was identical in all seven samples, exhibiting 100 % identity with <em>Besnoitia akodoni</em> (<em>AY545987</em>). In addition, further characterization of the isolates targeting <em>18S rRNA</em> and <em>CoxI</em> gene fragments was performed. Five identical <em>18S rRNA</em> consensus sequences were amplified, which matched 100 % with <em>Besnoitia</em> sp. from <em>Abrothrix hirta</em> (Chile; <em>OR052141</em>) and <em>B. jellisoni</em> (<em>AF291426</em>) sequences. Besides, three <em>CoxI</em> consensus sequences were obtained from three different rodent species. These were identical among them and showed 92.88–92.93 % similarity to sequences from <em>Besnoitia besnoiti</em> uncharacterized protein (<em>XM_029362743</em>, among others). This is the first study to identify <em>B. akodoni</em> in naturally infected murid (<em>Mus musculus</em>) and cricetid (<em>Necromys</em> spp., <em>Oxymycterus rufus,</em> and <em>A. azarae</em>) rodents from Argentina, using both histopathological and molecular assessment. Further research is necessary to elucidate the significance of this parasite in rural ecosystems in our country.</div></div>","PeriodicalId":23600,"journal":{"name":"Veterinary parasitology, regional studies and reports","volume":"60 ","pages":"Article 101245"},"PeriodicalIF":1.4,"publicationDate":"2025-03-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143746683","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Towards plant-based control of Amblyomma variegatum and Rhipicephalus microplus ticks: Knowledge, perceptions, and practices of ruminant livestock farmers in Guadeloupean islands 以植物为基础控制品种无足虫和微型鼻头蜱:瓜德罗普群岛反刍家畜养殖户的知识、观念和实践
IF 1.4
Veterinary parasitology, regional studies and reports Pub Date : 2025-03-24 DOI: 10.1016/j.vprsr.2025.101249
Rachelle Bernier, Laurence Yenkamala, Lucien Philibert, Madly Moutoussamy, Carine Marie-Magdeleine
{"title":"Towards plant-based control of Amblyomma variegatum and Rhipicephalus microplus ticks: Knowledge, perceptions, and practices of ruminant livestock farmers in Guadeloupean islands","authors":"Rachelle Bernier,&nbsp;Laurence Yenkamala,&nbsp;Lucien Philibert,&nbsp;Madly Moutoussamy,&nbsp;Carine Marie-Magdeleine","doi":"10.1016/j.vprsr.2025.101249","DOIUrl":"10.1016/j.vprsr.2025.101249","url":null,"abstract":"<div><div>Ticks are the main external parasites of ruminants in tropical regions. Combined with growing resistance to chemical control methods, they represent a major threat to livestock farming in the Caribbean region. A participatory survey was carried out among 81 livestock farmers from 93 different livestock locations in Guadeloupe islands to inventory practices used for tick control, and to assess perceptions and acceptability of plant-based treatments. The study showed that more than 75 % of livestock farmers had a good knowledge of the tick species present and of the plants that can be used to control them (37 %: plants, recipes, and practices cited). Plant-based tick control is used by 26.5 % of the livestock farmers. The survey identified 22 plants from 17 botanical families used to treat tick infestation. However, tick control relies mainly on the use of chemicals (52.4 %), and the lack of knowledge about how to use the plants prevents optimal use. Despite the predominant use of chemicals, livestock farmers are open to use more plant-based treatments against ticks.</div></div>","PeriodicalId":23600,"journal":{"name":"Veterinary parasitology, regional studies and reports","volume":"60 ","pages":"Article 101249"},"PeriodicalIF":1.4,"publicationDate":"2025-03-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143706280","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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