| assessment of four dna fragments (coi, 16s rdna, its2, 12s rdna) for species identification of the ixodida (acari: ixodida). | the 5' region of cytochrome oxidase i (coi) is the standard marker for dna barcoding. however, coi has proved to be of limited use in identifying some species, and for some taxa, the coding sequence is not efficiently amplified by pcr. these deficiencies lead to uncertainty as to whether coi is the most suitable barcoding fragment for species identification of ticks. | 2014 | 24589289 |
| amblyomma cajennense is an intrastadial biological vector of theileria equi. | the apicomplexan hemoprotozoan parasite theileria equi is one of the etiologic agents causing equine piroplasmosis, a disease of equines that is endemic throughout large parts of the world. before 2009 the united states had been considered to be free of this parasite. occasional cases had occurred but there was no evidence for endemic vector-borne transmission in the u.s. until a 2009 outbreak in texas in which dermacentor variabilis and amblyomma cajennense were implicated as vectors. although ... | 2013 | 24499587 |
| update on tick-borne rickettsioses around the world: a geographic approach. | tick-borne rickettsioses are caused by obligate intracellular bacteria belonging to the spotted fever group of the genus rickettsia. these zoonoses are among the oldest known vector-borne diseases. however, in the past 25 years, the scope and importance of the recognized tick-associated rickettsial pathogens have increased dramatically, making this complex of diseases an ideal paradigm for the understanding of emerging and reemerging infections. several species of tick-borne rickettsiae that wer ... | 0 | 24092850 |
| a global genomic characterization of nairoviruses identifies nine discrete genogroups with distinctive structural characteristics and host-vector associations. | nairoviruses are primarily tick-borne bunyaviruses, some of which are known to cause mild-to-severe febrile illness in humans or livestock. we describe the genome sequences of 11 poorly characterized nairoviruses that have ecological associations with either birds (farallon, punta salinas, sapphire ii, zirqa, avalon, clo mor, taggert, and abu hammad viruses), rodents (qalyub and bandia viruses), or camels (dera ghazi khan virus). global phylogenetic analyses of proteins encoded in the l, m, and ... | 2016 | 26903607 |
| complete mitochondrial genome sequence data provides genetic evidence that the brown dog tick rhipicephalus sanguineus (acari: ixodidae) represents a species complex. | ticks are blood-sucking ectoparasites of great medical and veterinary significance that can transmit bacteria, protozoa, fungi and viruses, and cause a variety of human and animal diseases worldwide. in the present study, we sequenced the complete mitochondrial (mt) genome of rhipicephalus sanguineus from china (rsc) and compared with that of r. sanguineus from usa (rsu). nucleotide sequence difference in the full mt genome was 11.23% between rsc and rsu. for the 13 protein-coding genes, compari ... | 2013 | 23630448 |
| hard ticks (acari, ixodidae) of croatia. | the present paper is based on original and literature data. in croatia the first studies on the occurrence of ixodid species were made about 80 years ago. the number of tick species recorded in croatia considerably increased during the 1950s, 60s, 70s and 80s of the past century. a total of 21 species of hard tick belonging to 5 genera have been recorded in croatia. ixodes is the best represented genus, with seven species recorded. haemaphysalis is represented by six species, followed by rhipice ... | 2012 | 23372407 |
| first description of the nymph and larva of dermacentor raskemensis (acari: ixodidae), parasites of pikas and other small mammals in central asia. | dermacentor raskemensis pomerantzev, 1946 is one of the rare asian species in this genus. the immature stages of this species have never been described. reexamination of d. raskemensis holdings stored in the united states national tick collection revealed a collection lot containing reared nymphs and larvae of this species. this collection made it possible for us to find numerous nymphs and larvae of d. raskemensis among previously unidentified material collected in the field. both immature stag ... | 0 | 24180099 |
| rickettsia raoultii-like bacteria in dermacentor spp. ticks, tibet, china. | | 0 | 22931966 |
| mediterranean spotted fever in southeastern romania. | although cases of mediterranean spotted fever (msf) have been reported for decades in southeastern romania, there are few published data. we retrospectively studied 339 patients, diagnosed with msf at the national institute of infectious diseases "prof. dr. matei bals" between 2000 and 2011, in order to raise awareness about msf in certain regions of romania. according to the raoult diagnostic criteria 171 (50.4%) had a score >25 points. mean age was 52.5 years. one hundred and fifty-five (90.6% ... | 2013 | 24024190 |
| detection of rickettsia spp in ticks by maldi-tof ms. | matrix assisted laser desorption/ionization time-of-flight mass spectrometry (maldi-tof ms) has been shown to be an effective tool for the rapid identification of arthropods, including tick vectors of human diseases. | 2015 | 25659152 |
| detection of bartonella tamiae, coxiella burnetii and rickettsiae in arthropods and tissues from wild and domestic animals in northeastern algeria. | in recent years, the scope and importance of emergent vector-borne diseases has increased dramatically. in algeria, only limited information is currently available concerning the presence and prevalence of these zoonotic diseases. for this reason, we conducted a survey of hematophagous ectoparasites of domestic mammals and/or spleens of wild animals in el tarf and souk ahras, algeria. | 2016 | 26791781 |
| association of environmental traits with the geographic ranges of ticks (acari: ixodidae) of medical and veterinary importance in the western palearctic. a digital data set. | we compiled information on the distribution of ticks in the western palearctic (11°w, 45°e; 29°n, 71°n), published during 1970-2010. the literature search was filtered by the tick's species name and an unambiguous reference to the point of capture. records from some curated collections were included. we focused on tick species of importance to human and animal health, in particular: ixodes ricinus, dermacentor marginatus, d. reticulatus, haemaphysalis punctata, h. sulcata, hyalomma marginatum, h ... | 2012 | 22843316 |
| prevalence of ixodid tick infestation of sheep in the arasbaran region of iran. | this survey was carried out in sheep herds of arasbaran region in northwest of iran. the aims of this survey were assessment of occurrence hard ticks on sheep in this region and speciation and identification of detached ticks from sheep. in addition determination of tick distribution on sheep body surface was studied. in this study 330 sheep were examined and ticks from infested animals were collected. in parasitological laboratory speciation of ticks were done by stereomicroscope and using of t ... | 2012 | 24082534 |
| theileria annae (syn. babesia microti-like) infection in dogs in nw spain detected using direct and indirect diagnostic techniques: clinical report of 75 cases. | in north-western spain, piroplamosis caused by theileria annae is now recognized as a serious problem because veterinarians, despite being aware of the clinical signs of piroplasmosis, lack the necessary information on its epidemiology or specific diagnostic tools for its management. this, along with the fact that t. annae infection is also refractory to current piroplamosis treatments, prompted this study designed to assess the clinical presentation and diagnosis of this largely unknown parasit ... | 2015 | 25890106 |
| the ecological niche of dermacentor marginatus in germany. | the ixodid tick dermacentor marginatus (sulzer, 1776) is endemic throughout southern europe in the range of 33-51 (°) n latitude. in germany, however, d. marginatus was exclusively reported in the rhine valley and adjacent areas. its northern distribution limit near giessen is located at the coordinates 8.32 (°) e/50.65 (°) n. particularly with regard to the causative agents of rickettsioses, tularemia, and q fever, the observed locations as well as the potential distribution of the vector d. ma ... | 2016 | 26993325 |
| bat ticks revisited: ixodes ariadnae sp. nov. and allopatric genotypes of i. vespertilionis in caves of hungary. | in europe two ixodid bat tick species, ixodes vespertilionis and i. simplex were hitherto known to occur. | 2014 | 24766822 |
| species diversity and distribution of ticks (acari: ixodidae) in zabol county, eastern iran. | ticks are important vectors of human and animal pathogens. they are considered as main vectors for transmission of many viral, bacterial, rickettsial and parasitical pathogens. the aim of the present study was to find out species diversity of ticks, which infested the domestic ruminants in zabol county, eastern iran in 2012. | 2014 | 26114136 |
| pcr-based detection of babesia spp. infection in collected ticks from cattle in west and north-west of iran. | babesiosis is a haemoparasitic disease of domestic and wild animals caused by species of the genus babesia. babesia bigemina, b. bovis and b. divergens are known to be pathogenic in cattle. the disease is transmitted during blood feeding by infected ticks and is the most economically important tick-borne disease in tropical and subtropical areas. ixodid ticks are vectors in the transmission of babesiosis. the classic presentation is a febrile syndrome with apparent anemia and hemoglobinuria. thi ... | 2013 | 24409438 |
| tick infestation rate of sheep and their distribution in abdanan county, ilam province, iran, 2007-2008. | ticks are hematophagous arthropod belonging to the class of arachnids. ticks are also one of the major vectors of pathogens to animal and human. this study was conducted to determine tick infestation rate of sheep in abdanan during 2007-2008. | 2010 | 22808401 |
| the first german map of georeferenced ixodid tick locations. | georeferenced locations of ixodid ticks are required to depict the observed distribution of species. further, they are used as input data for species distribution models also known as niche models. the latter were applied to describe current and future (projected) tick distributions. beside model assumptions and selected climate parameters, the number of georeferenced tick locations available as a digital dataset is of fundamental importance for the reliability of such models. for germany, howev ... | 2014 | 25301245 |
| assessment of exposure to piroplasms in sheep grazing in communal mountain pastures by using a multiplex dna bead-based suspension array. | piroplasms are tick-borne hemoprotozoans with a major impact on extensive management systems. detection of sub-clinical low-level carriers, which can act as source of infection for vector ticks, is key to protect livestock trade and facilitate preventive control programs. the purpose of this study was to develop a method for the detection of ovine piroplasms and to use it in a field study aimed at investigating piroplasms infection in semi-extensive production systems in the basque country (nort ... | 2013 | 24499621 |
| african swine fever virus transmission cycles in central europe: evaluation of wild boar-soft tick contacts through detection of antibodies against ornithodoros erraticus saliva antigen. | african swine fever (asf) is one of the most complex viral diseases affecting both domestic and wild pigs. it is caused by asf virus (asfv), the only dna virus which can be efficiently transmitted by an arthropod vector, soft ticks of the genus ornithodoros. these ticks can be part of asfv-transmission cycles, and in europe, o. erraticus was shown to be responsible for long-term maintenance of asfv in spain and portugal. in 2014, the disease has been reintroduced into the european union, affecti ... | 2016 | 26728767 |
| midgut proteome of an argasid tick, ornithodoros erraticus: a comparison between unfed and engorged females. | the argasid tick ornithodoros erraticus is the vector of african swine fever virus and of several borrelia species that cause human relapsing fever in the iberian peninsula. the tick midgut is part of the ectoparasite-host interface and expresses proteins that are vital for the survival of the tick. midgut proteins are therefore potential targets for drug and/or vaccine design aimed at the development of new strategies for tick control. thus, the aim of this work was the characterization of the ... | 2015 | 26459090 |
| evaluation of different nested pcrs for detection of anaplasma phagocytophilum in ruminants and ticks. | anaplasma phagocytophilum is a causative agent of granulocytic anaplasmosis in mammals, which has a broad geographical distribution and a high degree of clinical diversity. currently, numerous pcr assays have been developed and used for the detection of a. phagocytophilum in various specimens. however, their performance varies. the aim of this study was to evaluate the performance of five nested pcr assays by detection of 363 ruminant and tick samples, and to select the most appropriate methods ... | 2016 | 26911835 |
| isolation and propagation of a spiroplasma sp. from slovakian ixodes ricinus ticks in ixodes spp. cell lines. | ixodes spp. ticks are known to occasionally harbour spiroplasmas - helical mycoplasmas in the class mollicutes; a previous study in slovakia reported an overall prevalence of spiroplasma ixodetis of 3% in ixodes ricinus. in the present study, extracts of unfed adult i. ricinus ticks collected from vegetation in south-western slovakia were added to a panel of cell lines derived from i. ricinus and ixodes scapularis embryos. the cultures were monitored by preparation and examination of giemsa-stai ... | 2015 | 26003954 |
| bunyavirus-vector interactions. | the bunyaviridae family is comprised of more than 350 viruses, of which many within the hantavirus, orthobunyavirus, nairovirus, tospovirus, and phlebovirus genera are significant human or agricultural pathogens. the viruses within the orthobunyavirus, nairovirus, and phlebovirus genera are transmitted by hematophagous arthropods, such as mosquitoes, midges, flies, and ticks, and their associated arthropods not only serve as vectors but also as virus reservoirs in many cases. this review present ... | 2014 | 25402172 |
| molecular characterization of a defensin gene from a hard tick, dermacentor silvarum. | ticks are distributed worldwide and considered as vectors of many human diseases. tick defensins, a family of antimicrobial peptides, form the first line of defense against pathogens. | 2015 | 25588982 |
| hard ticks on domestic ruminants and their seasonal population dynamics in yazd province, iran. | ticks are the main vectors for transmission of different pathogens to human and animals. this survey was performed to find out distribution of ticks, which infested the domestic ruminants in yazd province, central iran during year 2008-2009. | 2010 | 22808391 |
| tick-borne lymphadenopathy-like condition in an african woman in kenya. | a 30-year-old african woman in kenya succumbed to severe swollen regional lymph nodes, development of painful boils and ulcer formation and rashes at specific tick-biting sites together with an intermittent fever and headache following repeated tick bites of rhipicephalus pulchellus. she later developed nuchal lymphadenopathy-like condition and an eschar with edematous margins at bitten sites. a sustained high fever and fatigue then followed. she became well after treatment with antibiotics and ... | 0 | 24497868 |
| perspectives on modelling the distribution of ticks for large areas: so far so good? | this paper aims to illustrate the steps needed to produce reliable correlative modelling for arthropod vectors, when process-driven models are unavailable. we use ticks as examples because of the (re)emerging interest in the pathogens they transmit. we argue that many scientific publications on the topic focus on: (i) the use of explanatory variables that do not adequately describe tick habitats; (ii) the automatic removal of variables causing internal (statistical) problems in the models withou ... | 2016 | 27030357 |
| comparison of real-time quantitative pcr and culture for the diagnosis of emerging rickettsioses. | isolation of rickettsia species from skin biopsies may be replaced by pcr. we evaluated culture sensitivity compared to pcr based on sampling delay and previous antibiotic treatment. | 2012 | 22413026 |
| climate suitability for european ticks: assessing species distribution models against null models and projection under ar5 climate. | there is increasing evidence that the geographic distribution of tick species is changing. whilst correlative species distribution models (sdms) have been used to predict areas that are potentially suitable for ticks, models have often been assessed without due consideration for spatial patterns in the data that may inflate the influence of predictor variables on species distributions. this study used null models to rigorously evaluate the role of climate and the potential for climate change to ... | 2015 | 26310856 |
| retrospective study of hemoparasites in cattle in southern italy by reverse line blot hybridization. | tick-borne diseases are widespread in tropical and temperate regions and are responsible for important economic losses in those areas. in order to assess the presence and prevalence of various pathogens in southern italy, we retrospectively analyzed cattle blood samples collected for a previous study in 2000 using reverse line blot (rlb) hybridization. the study had been carried out in three regions of southern italy on 1,500 randomly selected and apparently healthy adult cattle. rlb showed that ... | 2014 | 24614604 |
| single genotype of anaplasma phagocytophilum identified from ticks, camargue, france. | | 0 | 23697386 |
| rickettsia species in ticks removed from humans in istanbul, turkey. | a total of 167 ticks collected from humans in istanbul (turkey) in 2006 were screened for rickettsia species, and nested pcrs targeting glta and ompa rickettsial fragment genes were carried out. rickettsia monacensis (51), r. aeschlimannii (8), r. conorii subsp. conorii (3), r. helvetica (2), r. raoultii (1), r. africae (1), r. felis (1), and other rickettsia spp. (2), were detected. to our knowledge, these rickettsia species (except r. conorii) had never been reported in ticks removed from huma ... | 2012 | 22925016 |
| prevalence of 'candidatus rickettsia vini' in ixodes arboricola ticks in the north of spain, 2011-2013. | the prevalence of rickettsia spp. in ixodes arboricola ticks collected from birds in two locations in the north of spain from 2011 to 2013 was studied. | 2015 | 25889739 |
| crimean-congo hemorrhagic fever virus clades v and vi (europe 1 and 2) in ticks in kosovo, 2012. | despite being a small country, kosovo represents one of the few foci of crimean-congo hemorrhagic fever (cchf) in europe. the distribution of kosovar tick vectors and the evolution of cchf virus in ticks are both as yet unknown. a better description of the extent and the genetic diversity of cchfv in ticks from endemic settings is essential, in order to be controlled. we investigated the 2012 distribution of kosovar ticks alongside the prevalence and the phylogeography of tick-derived cchfv. hya ... | 2014 | 25255381 |
| the role of cats in the eco-epidemiology of spotted fever group diseases. | mediterranean spotted fever (msf), whose etiological agent is r. conorii, is one of the oldest described vector-borne infectious diseases. although it is endemic in the mediterranean area, clinical cases have also been reported in other regions. r. massiliae-bar29 is related to msf cases. this strain is distributed worldwide. r. conorii and r. massiliae-bar29 are transmitted by ticks. dogs are considered the sentinel of r. conorii infection. cats could also be involved in their transmission. ric ... | 2014 | 25084969 |
| phytotherapeutic activity of euphorbia cyparissias extracts on ixodidae (acari) female ticks. | given its numerous biologically active components, euphorbiaceae has been found to be a large plant family and polyvalent with quite interesting therapeutic activity that can be studied. | 2014 | 25392580 |
| abstracts of the 1st conference on neglected vectors and vector-borne diseases (eurnegvec): with management committee and working group meetings of the cost action td1303, april 8-11, 2014, cluj-napoca, romania. | | 2014 | 25078468 |
| sarcoptes scabiei infestation does not alter the stability of ectoparasite communities. | the host represents a heterogeneous ecosystem where multiple parasite species co-occur and interact with each other for space and resources. although these interactions may rule the features of an infracommunity and may shape the infracommunity response to external perturbations, the resilience of ectoparasite communities to new infestations remains poorly explored. | 2016 | 27370780 |
| assessment of domestic goats as models for experimental and natural infection with the north american isolate of rickettsia slovaca. | rickettsia slovaca is a tick-borne human pathogen that is associated with scalp eschars and neck lymphadenopathy known as tick-borne lymphadenopathy (tibola) or dermacentor-borne necrosis erythema and lymphadenopathy (debonel). originally, r. slovaca was described in eastern europe, but since recognition of its pathogenicity, human cases have been reported throughout europe. european vertebrate reservoirs of r. slovaca remain unknown, but feral swine and domestic goats have been found infected o ... | 2016 | 27741322 |
| morphology, epidemiology, and phylogeny of babesia: an overview. | babesiosis is a tick-borne hemoprotozoan disease of domestic and wild animals. the disease is caused by various species of babesia and some species of babesia have also zoonotic significance. the parasite in vertebrate hosts' remains in erythrocytes and the morphology of babesia spp. is not uniform in all vertebrate hosts. with the advancement of science, particularly the use of molecular techniques made it easy to study the evolution of parasites and thereby reclassifying babesia spp. as per th ... | 0 | 26629451 |
| first report of rickettsia raoultii and r. slovaca in melophagus ovinus, the sheep ked. | melophagus ovinus (diptera: hippoboscidae), a hematophagous ectoparasite, is mainly found in europe, northwestern africa, and asia. this wingless fly infests sheep, rabbits, and red foxes, and causes inflammation, wool loss and skin damage. furthermore, this parasite has been shown to transmit diseases, and plays a role as a vector. herein, we investigated the presence of various rickettsia species in m. ovinus. | 2016 | 27884170 |
| 'candidatus rickettsia asemboensis' and wolbachia spp. in ctenocephalides felis and pulex irritans fleas removed from dogs in ecuador. | flea-borne infections are distributed worldwide. up to date there are no reports about microorganisms associated to fleas in ecuador. | 2014 | 25266919 |
| isolation and characterization of babesia pecorum sp. nov. from farmed red deer (cervus elaphus). | the diversity of babesia species infecting cervids in parts of central and southern spain was analyzed by collecting blood from farmed red deer (cervus elaphus). babesia sp. was isolated in vitro from two red deer herds in cádiz and ciudad real. the number of babesia sp. carriers differed between the two herds: 36/77 in cádiz and 1/35 in ciudad real. hyalomma lusitanicum was the most prevalent tick species identified on the cádiz farm vegetation and on sampled animals, and is therefore a candida ... | 2014 | 25155988 |
| rickettsia slovaca infection in humans, portugal. | fifteen years after the initial detection of rickettsia slovaca in ticks in portugal, 3 autochthonous cases of r. slovaca infection were diagnosed in humans. all patients had an eschar on the scalp and lymphadenopathy; 2 patients had facial edema. r. slovaca infection was confirmed by serologic testing, culture, and pcr. | 0 | 24050379 |
| sex-biased differences in the effects of host individual, host population and environmental traits driving tick parasitism in red deer. | the interactions between host individual, host population, and environmental factors modulate parasite abundance in a given host population. since adult exophilic ticks are highly aggregated in red deer (cervus elaphus) and this ungulate exhibits significant sexual size dimorphism, life history traits and segregation, we hypothesized that tick parasitism on males and hinds would be differentially influenced by each of these factors. to test the hypothesis, ticks from 306 red deer-182 males and 1 ... | 2013 | 23819112 |
| evaluation of the presence of rickettsia slovaca infection in domestic ruminants in catalonia, northeastern spain. | rickettsia slovaca is the etiological agent of the human disease tick-borne lymphadenopathy (tibola) transmitted by dermacentor spp. ticks. in our area, dermacentor marginatus is the most important tick vector; adult ticks feed on mammals, especially ungulates such as wild boars and domestic ruminants. the epidemiology of tick-transmitted diseases describes a wild cycle and a domestic cycle and both are connected by ticks. to identify the role of domestic ruminants in the transmission and mainte ... | 2012 | 23186170 |
| rickettsia conorii indian tick typhus strain and r. slovaca in humans, sicily. | | 0 | 22608066 |
| complete genome sequence of rickettsia slovaca, the agent of tick-borne lymphadenitis. | the present study reports the complete and annotated genome sequence of the human pathogen rickettsia slovaca strain 13-b, which was isolated from a dermacentor tick in slovakia in 1968. the 1.27-mb genome provides further insights into the acquisition of virulence related to genome reduction in rickettsia species. | 0 | 22374949 |
| anaplasma marginale and theileria annulata in questing ticks from portugal. | ticks are ubiquitous arthropods and vectors of several pathogenic agents in animals and humans. monitoring questing ticks is of great importance to ascertain the occurrence of pathogens and the potential vector species, offering an insight into the risk of disease transmission in a given area. in this study 428 host-seeking ticks, belonging to nine species of ixodidae and collected from 17 of the 23 portuguese mainland subregions, were screened for several tick-borne agents with veterinary relev ... | 2016 | 27394441 |
| a survey of ixodid tick species and molecular identification of tick-borne pathogens. | this study was undertaken in two different climatic areas of turkey to determine the presence of tick-borne pathogens of medical and veterinary importance. the ticks were removed from humans, pooled according to species and developmental stages, and analyzed by pcr, reverse line blot (rlb) and sequencing. of the 2333 removed ticks from 10 species, 1238 (53.06%) were obtained from the arid cold zone, and the remaining 1095 (46.93%) were obtained from the humid zone. the removed ticks were identif ... | 2014 | 24424312 |
| analysis of pathogen co-occurrence in host-seeking adult hard ticks from serbia. | past studies in serbia have reported concurrent infections of ixodes ricinus ticks with borrelia burgdorferi sensu lato genospecies, anaplasma phagocytophilum and francisella tularensis. as a step forward, this investigation included a broader range of microorganisms and five most common and abundant tick species in serbia. five tick species were identified (dermacentor marginatus, d. reticulatus, haemaphysalis punctata, h. concinna and i. ricinus) and analyzed for the presence of seven pathogen ... | 2013 | 22773070 |
| bacterial pathogens and endosymbionts in ticks. | ticks collected from goats in northern greece were tested for the presence of tick-borne bacteria. among adult ticks, 37 (57.8%) were rhipicephalus bursa, 11 (17.2%) dermacentor marginatus, 10 (15.6%) ixodes ricinus, 3 (4.7%) rhipicephalus sanguineus sensu lato and 2 (3.1%) haemaphysalis parva; one (1.6%) rhipicephalus spp. tick was nymph. rickettsia monacensis, rickettsia massilae, anaplasma phagocytophilum and anaplasma platys were detected in i. ricinus and rh. bursa ticks. a variety of coxie ... | 2017 | 27686386 |
| molecular survey of tick-borne pathogens in ixodid ticks collected from hunted wild animals in tuscany, italy. | to determine the prevalence of zoonotic tick-borne bacteria in feeding ticks removed from hunted wild animals. | 2015 | 26433656 |
| abundance of questing ticks and molecular evidence for pathogens in ticks in three parks of emilia-romagna region of northern italy. | infectious and parasitic diseases transmitted by ticks, such as lyme diseases, granulocytic anaplasmosis and piroplasmosis, have been frequently reported in europe, with increasing attention to them as an emerging zoonotic problem. the presented study was performed to assess the distribution and the density of questing ticks in three regional parks of emilia-romagna region of northern italy, and to seek molecular evidence of potential human pathogens in tick populations. | 2015 | 26403115 |
| molecular evidence for bacterial and protozoan pathogens in hard ticks from romania. | the aim of the present study was to provide a preliminary insight into the diversity of tick-borne pathogens circulating at the domestic host-tick interface in romania. for this, feeding and questing ticks were analyzed by real-time polymerase chain reaction (pcr) for the presence of anaplasma phagocytophilum, anaplasma platys, ehrlichia canis, borrelia burgdorferi sensu latu, and by pcr and subsequent sequencing for rickettsia spp., babesia spp. and theileria spp. a total of 382 ticks, encompas ... | 2013 | 23428204 |
| detection of leishmania infantum, babesia canis, and rickettsiae in ticks removed from dogs living in italy. | the aims of this study were to determine natural infections by anaplasma phagocytophilum/anaplasma platys, bartonella henselae, ehrlichia canis, leishmania infantum, rickettsia spp., babesia spp., and hepatozoon spp. by molecular methods in ticks (n=91) removed from dogs with clinical signs and laboratory abnormalities compatible with tick-borne diseases (n=22) living in italy and to assess the distribution and species of ticks encountered. ticks from dogs living in southern italy were all ident ... | 2012 | 23182545 |
| etiological [corrected] agents of rickettsiosis and anaplasmosis in ticks collected in emilia-romagna region (italy) during 2008 and 2009. | ticks are the main vectors of rickettsiae of the spotted fever group, as well as of a variety of other rickettsiales, including bacteria of the genus anaplasma, that might cause diseases in humans and animals. here we present the result of a survey for ticks and for tick-associated rickettsiales in the emilia romagna region (northern italy). the study was focused on ticks collected from wild-hunted animals. out of 392 ticks collected from these animals, 282 (72%) were identified as ixodes ricinu ... | 2012 | 22402940 |
| pcr screening of tick-borne agents in sensitive conservation areas, southeast portugal. | the southeast region of portugal, particularly the guadiana valley, is currently the reintroduction territory of lynx pardinus (iberian lynx), one of the most endangered felids in the world that is only found in the iberian peninsula. over the last century, populations have declined, placing l. pardinus at extremely high risk of extinction in the wild and relying on reintroduction projects. among the aspects taken into account in the establishment of new populations is the sanitary status of the ... | 2017 | 27894847 |
| molecular characterization of babesia and theileria species in ticks collected in the outskirt of monte romano, lazio region, central italy. | in 2012-2013, an investigation was carried out in the viterbo province, lazio region, on ticks and tick-borne apicomplexan protozoa of the babesia and theileria genera. this followed the reporting of high density of ticks by soldiers operating in a military shooting range, and the signaling by owners and local veterinary authorities of several cases of babesiosis among cattle. | 2017 | 28361802 |
| [molecular-genetic characterization of the bhanja virus (bhav) and the razdan virus (razv) (bunyaviridae, phlebovirus) isolated from the ixodes ticks rhipicephalus bursa (canestrini and fanzago, 1878) and dermacentor marginatus (sulzer, 1776) in transcaucasus]. | two bunyaviruses, bhanja (bhav, leiv-az1818) isolated from the ixodes ticks rhipecephalus bursa (canestrini and fanzago, 1878) in azerbaijan (1973) and razdan (razv; strain leiv-arm2741) isolated from the dermacentor marginatus (sulzer, 1776) ticks in armenia (1972), were de novo sequenced (on the illumina platform). the amino acid identity between these viruses proteins were 95.8% (rdrp, l-segment), 90.3% (gngc, m-segment), and 92.5% (n, s-segment). thus, razv was classified to bhav group. gngc ... | 2016 | 24354060 |
| defensin from the ornate sheep tick dermacentor marginatus and its effect on lyme borreliosis spirochetes. | expression of the previously reported defensin of the tick dermacentor marginatus (defdm) was analysed in different organs by rt-pcr. mrna of the defdm gene was detected in the hemolymph, midgut and salivary glands. moreover defdm was isolated from the tick hemolymph using rp-hplc and its sequence was determined by mass spectrometry and edman degradation. synthetic peptide was used for determining biological activities. the results showed an anti-gram-positive bacterial role for the defensin. as ... | 2014 | 24747431 |
| presence of host-seeking ixodes ricinus and their infection with borrelia burgdorferi sensu lato in the northern apennines, italy. | host-seeking ticks were collected in the northern apennines, italy, by dragging at 35 sites, at altitudes ranging from 680 and 1670 m above sea level (asl), from april to november, in 2010 and 2011. ixodes ricinus (4431 larvae, 597 nymphs and 12 adults) and haemaphysalis punctata (11,209 larvae, 313 nymphs, and 25 adults) were the most abundant species, followed by haemaphysalis sulcata (20 larvae, five nymphs, and 13 adults), dermacentor marginatus (42 larvae and two adults) and ixodes hexagonu ... | 2016 | 26964552 |
| real-time pcr-based identification of borrelia burgdorferi sensu lato species in ticks collected from humans in romania. | the aims of our study were to determine (i) which tick species bite humans in romania and (ii) the prevalence of borrelia (b.) burgdorferi genospecies in these ticks. all ticks collected from patients who presented to the clinic of infectious diseases cluj napoca in spring/summer 2010 were morphologically identified by an entomologist and tested for b. burgdorferi genospecies prevalence by a real-time pcr assay targeting the hbb gene and melting curve analysis. out of 532 ticks, 518 were ixodes ... | 2014 | 24986749 |
| [isolation of borrelia burgdorferi in ixodes from four counties, in north xinjiang]. | to identify ticks and determine the borrelia (b.) burgdorferi genotype from four counties of northern xinjiang. | 2014 | 24831623 |
| scalp eschar and neck lymphadenopathy after tick bite: an emerging syndrome with multiple causes. | the clinical and epidemiological features of 56 patients with scalp eschar associated with neck lymphadenopathy after a tick bite (senlat) syndrome were evaluated at the national french rickettsial center. eschar swabs, crusts, and biopsies as well as ticks and blood samples were acquired for molecular and serological assays. senlat predominantly affects children (p < 0.05), followed by 40- to 70-year-olds, and it is found mostly in women (p < 0.05). the seasonal distribution has two peaks: one ... | 2014 | 24682865 |
| molecular evidence of rickettsia spp. in ixodid ticks and rodents in suburban, natural and rural habitats in slovakia. | natural foci of tick-borne spotted fever group (sfg) rickettsiae of public health concern have been found in slovakia, but the role of rodents in their circulation is unclear. ticks (ixodes ricinus, ixodes trianguliceps, dermacentor marginatus, dermacentor reticulatus, haemaphysalis concinna and haemaphysalis inermis) and tissues of rodents (apodemus flavicollis, apodemus sylvaticus, myodes glareolus, microtus arvalis, microtus subterraneus and micromys minutus) were examined for the presence of ... | 2017 | 28340608 |
| molecular investigation of francisella-like endosymbiont in ticks and francisella tularensis in ixodid ticks and mosquitoes in turkey. | this study was carried out to investigate the molecular prevalence of francisella-like endosymbionts (fles) and francisella tularensis in ticks (acari: ixodidae) and mosquitoes in turkey. genomic dna pools were constructed from a total of 1477 adult hard ticks of rhipicephalus (rh.) annulatus, rh. turanicus, rh. sanguineus, rh. bursa, haemaphysalis (hae.) parva, hae. sulcata, hyalomma marginatum marginatum, h. anatolicum anatolicum, h. anatolicum excavatum, h. detritum detritum, h. dromedarii, d ... | 2016 | 26741324 |
| presence of an emerging subclone of francisella tularensis holarctica in ixodes ricinus ticks from south-western germany. | the zoonotic disease tularaemia is caused by the bacterial pathogen francisella tularensis. although the causative agent is known for 100 years, knowledge of its enzootic cycles is still rudimentary. apart from tabanids and mosquitoes, hard ticks have been described as important vectors and potential reservoirs for f. tularensis. available data on the incidence of human tularaemia indicate an increase in cases in the federal state of baden-wuerttemberg. to determine whether ticks are involved in ... | 2013 | 23141103 |
| molecular detection of spotted fever group rickettsiae in ticks removed from humans in turkey. | a total of 229 attached hard ticks were collected from humans in yozgat province (turkey) in 2009. all ticks were individually examined for the presence of spotted fever group (sfg) rickettsiae using the polymerase chain reaction (pcr) targeting rickettsial citrate synthase (glta) and outer membrane protein (ompa) genes. rickettsial dna was detected in 24 (10.5%) tick samples belonging to dermacentor marginatus (sulzer) (9 males, 3 females), hyalomma marginatum koch (8 males, 2 females) and haem ... | 2016 | 27131413 |
| characterization of spotted fever group rickettsiae in ticks from a city park of rome, italy. | ticks are vectors and important reservoirs for microbial agents that cause disease in humans and animals. among these pathogens, the members of rickettsia species play an important role in public health. | 2015 | 26783214 |
| spotted fever group rickettsiae identified in dermacentor marginatus and ixodes ricinus ticks in algeria. | our study was carried out using ixodes ricinus ticks collected from cattle from tizi-ouzou and dermacentor marginatus ticks collected from the vegetation of the blida region, a tourist site, both regions situated in northern algeria. the results of real-time quantitative pcr (qpcr) specific for a partial sequence of the citrate synthase gene (glta) indicate that rickettsia spp. were present in 11/23 (48%) and 4/9 (44%) of the examined ticks from tizi-ouzou and blida, respectively. the sequences ... | 2012 | 23168054 |
| isolation and maintenance of rickettsia raoultii in a rhipicephalus sanguineus tick cell line. | rickettsia raoultii, a member of the spotted fever group rickettsiae, has been implicated in cases of debonel/tibola/senlat, and has been detected in dermacentor spp. and rhipicephalus pumilio ticks by pcr. r. raoultii has been isolated in mammalian and tick cell lines. this study aimed to isolate r. raoultii from spanish dermacentor marginatus in tick cell lines. a single adult d. marginatus collected from vegetation in la rioja (northen spain) in october 2012 was surface-sterilised, triturated ... | 2016 | 26428859 |
| tick-borne lymphadenopathy, an emerging disease. | tick-borne lymphadenopathy (tibola) is a spotted fever group disease characterized by an eschar and pronounced enlarged lymph nodes after a scalp tick bite. the goal of this synopsis is to review the tibola literature published until may 2013: forty-one articles (reporting 537 cases) were included. there was a predominance of cases in females and young people. spain, france, and hungary reported the majority of cases, and they were mainly reported in the colder seasons. the involved tick bite wa ... | 2014 | 25090977 |
| transmission of rickettsia slovaca and rickettsia raoultii by male dermacentor marginatus and dermacentor reticulatus ticks to humans. | we analyzed rickettsial dna of ticks from tick-borne lymphadenopathy (tibola) patients. dermacentor marginatus (9/17) and dermacentor reticulatus (8/17) transmitted rickettsiae to a similar extent. rickettsia raoultii was detected in more ticks than rickettsia slovaca. we observed the development of tibola symptoms after the bite of males of both tick species. | 2013 | 23602788 |
| rickettsia slovaca and rickettsia raoultii in dermacentor marginatus and dermacentor reticulatus ticks from slovak republic. | rickettsiae, obligate intracellular gram-negative bacteria, responsible for mild to severe diseases in humans are associated with arthropod vectors. dermacentor marginatus and dermacentor reticulatus are known vectors of rickettsia slovaca and rickettsia raoultii distributed across europe. a total of 794 d. marginatus, d. reticulatus and ixodes ricinus adult ticks were collected from the vegetation, removed from horses, sheep, goats and dogs in slovakia. the dna of rickettsia sp. was found in 22 ... | 2012 | 22392435 |
| identification of tick-borne encephalitis virus in ticks collected in southeastern hungary. | tick-borne encephalitis virus (tbev) is an arthropod-borne viral pathogen causing infections in europe and is responsible for most arbovirus central nervous system infections in hungary. assessing the tbev prevalence in ticks through detection of genomic rna is a broadly accepted approach to estimate the transmission risk from a tick bite. for this purpose, 2731 ticks were collected from the neighboring area of the town of dévaványa, located in southeastern hungary, which is considered a low-ris ... | 2013 | 23856473 |
| [distribution of tick species spread in kütahya vicinity]. | this study was performed to determine the tick species infested to the cattle and small ruminants in kütahya province and their seasonal activity and prevalence. | 2015 | 26081885 |
| preliminary investigation on tick fauna in the neighborhood of tarquinia, lazio, italy. | this study represents a preliminary inquiry on tick fauna composition carried out in maremma, central italy, where very few data are available. | 2015 | 25857387 |
| range expansion of ixodes ricinus to higher altitude, and co-infestation of small rodents with dermacentor marginatus in the northern apennines, italy. | immature ticks (ixodes ricinus and dermacentor marginatus) were collected from small rodents (apodemus spp. and myodes glareolus), in the northern apennines, italy, at an altitude up to 1650 m above sea level (a.s.l.), from 2009 through 2012. while d. marginatus had been found at the same location in studies carried out in 1994, i. ricinus was very rare or absent. prevalence (95% confidence interval) of infestation by i. ricinus larvae on apodemus spp. was 54.4% (47.5, 61.2), and it was greater ... | 2014 | 25139531 |
| species diversity and abundance of ticks in three habitats in southern italy. | a 2-year study was conducted from march 2010 to march 2012 in a forested area in southern italy to evaluate the species diversity and abundance of free-living ticks in 3 different habitats: (i) a meadow habitat within an enclosure inhabited by roe deer (capreolus capreolus); (ii) a man-made trail located in a high-altitude, forested area; and (iii) a grassland near a house inhabited by 3 people. in total, 10,795 ticks were collected. ixodes ricinus was the most abundant species (69.0%), followed ... | 2013 | 23403153 |
| long term study of ixodid ticks feeding on red deer (cervus elaphus) in a meso-mediterranean climate. | red deer (cervus elaphus l.) are very valuable in trophy-hunting but also contribute to the preservation of natural areas. they are affected by many parasites and pathogens, including hard ticks that are not only important parasites themselves but can also act as vectors and/or reservoirs of pathogens. tick phenology is complex insofar as population dynamics depend on environmental conditions, vegetation, host availability and their own intrinsic characteristic. ticks were collected monthly from ... | 2016 | 26715543 |
| mesocarnivores and macroparasites: altitude and land use predict the ticks occurring on red foxes (vulpes vulpes). | the red fox vulpes vulpes is the most common mesocarnivore in europe and with a wide geographical distribution and a high density in most terrestrial habitats of the continent. it is fast urbanising species, which can harbor high numbers of different tick species, depending on the region. here we present the results of a large-scale study, trying to disentangle the intricate relationship between environmental factors and the species composition of ectoparasites in red foxes. the samples were col ... | 2017 | 28381228 |
| a comparative test of ixodid tick identification by a network of european researchers. | this study reports the results of a comparative test of identification of ticks occurring in western europe and northern africa. a total of 14 laboratories were voluntarily enrolled in the test. each participant received between 22 and 25 specimens of adult and nymphal ticks of 11 species: dermacentor marginatus, d. reticulatus, haemaphysalis punctata, hyalomma lusitanicum, hy. marginatum, ixodes ricinus, i. hexagonus, rhipicephalus annulatus, r. bursa, r. rossicus, and/or r. sanguineus s.l. tic ... | 2017 | 28320640 |
| pyrosequencing based assessment of bacterial diversity in turkish rhipicephalus annulatus and dermacentor marginatus ticks (acari: ixodidae). | ticks continue to be a threat to human and animal health in turkey, as they are considered important vectors of human and animal diseases. the objectives of this investigation are to characterize the microbial communities of two tick species, rhipicephalus annulatus and dermacenter marginatus, analyze patterns of co-occurrence among microbial taxa, identify and compare pathogens contributing human diseases, and determine whether avirulent symbionts could exclude human pathogens from tick communi ... | 2017 | 28111714 |
| species diversity and spatial distribution of ixodid ticks on small ruminants in greece. | a cross sectional field study on the distribution of ixodidae ticks was carried out over two consecutive tick seasons (2012 and 2013) in small ruminants (309 farms) located in mainland and five islands of greece. a total of 2108 ticks (1199 females, 908 males, and 1 nymph) were collected from sheep and goats. two species of rhipicephalus, two of ixodes, five of hyalomma, three of haemaphysalis, and one of dermacentor were detected. the species with the widest distribution were rhipicephalus sang ... | 2016 | 27655133 |
| seasonal dynamics of ixodid ticks on wild rabbits oryctolagus cuniculus (leporidae) from central spain. | rabbit hemorrhagic disease and myxomatosis caused a decline in the rabbit population in the second half of the last century. despite some recovery, the risk of vector-borne disease is present and thus the importance of controlling vector populations. in the current study, we describe the ixodid tick fauna in wild rabbit in a natural reserve in ciudad real (central spain) during the course of two 3-year periods (2007-2009 and 2012-2014). of all the ticks collected on average 72.5 % were larvae, 2 ... | 2016 | 27411939 |
| geographical distribution of dermacentor marginatus and dermacentor reticulatus in europe. | the goal of this paper is to present up-to-date maps depicting the geographical distribution of dermacentor species in europe based on georeferenced sampling sites. therefore, a dataset was compiled, resulting in 1286 d. marginatus (sulzer, 1776) and 1209 d. reticulatus (fabricius, 1794) locations. special emphasis is given to the region of the european alps depicting a presumable climate barrier of the mountains and to overlaps in the distribution of both species as well as on the situation in ... | 2016 | 26552893 |
| a preliminary investigation on ticks (acari: ixodidae) infesting birds in kızılırmak delta, turkey. | ticks are mandatory blood-feeding ectoparasites of mammals, birds, reptiles, and even amphibians. turkey has a rich bird fauna and is located on the main migration route for many birds. however, information on ticks infesting birds is very limited. in the present study, we aimed to determine ticks infesting birds in kızılırmak delta, turkey. in 2014 autumn bird migration season, a total of 7,452 birds belonging to 79 species, 52 genera, 35 families, and 14 orders were examined for tick infestati ... | 2016 | 26487249 |
| long-term ecological study of host-seeking adults of hyalomma lusitanicum (acari: ixodidae) in a meso-mediterranean climate. | from january 2007 to december 2014, three representative meso-mediterranean bioclimatic environment types were sampled monthly using blanket-dragging techniques to determine the tick abundance rate. hyalomma lusitanicum koch, 1844 was the most prevalent species (96.58%) followed by dermacentor marginatus sulzer, 1776; rhipicephalus pusillus gil collado, 1936; and rhipicephalus bursa canestrini and fanzago, 1878. h. lusitanicum adults begin questing activity around march, numbers rising quickly r ... | 2016 | 26477051 |
| ticks (acari: ixodida) parasitizing humans in corum and yozgat provinces, turkey. | in order to identify ticks infesting humans in corum and yozgat provinces in turkey, a total of 2110 ticks representing 14 species were collected on humans, between june and september 2009. of those, 1551 (687♂, 450♀, 407 nymphs, 7 larvae) were collected from corum and 559 (330♂, 180♀, 49 nymphs) were collected from yozgat. the majority of ticks (n = 1121, 53.1 %) was hyalomma marginatum. other common ticks infesting humans were dermacentor marginatus (n = 209, 9.9 %) and rhipicephalus turanicus ... | 2015 | 26385209 |
| laboratory development of dermacentor marginatus ticks (acari: ixodidae) at two temperatures. | the influence of two temperatures on the development of dermacentor marginatus evolutive cycle was studied. tests performed under controlled laboratory conditions at 21 °c, 80 % rh and 27 °c, rh 80 %, on ten fully engorged female ticks collected from naturally infested goats, in cluj county, romania. hatched larvae were fed on white mice and the nymphs and adults on guinea pigs. the following parameters were evaluated: egg incubation; pre-feeding, feeding and pre-moulting for larvae and nymphs; ... | 2015 | 26122968 |
| a survey of ticks (acari: ixodida) infesting some wild animals from sivas, turkey. | in order to determine the species composition of infesting ticks, between 2011 and 2012 a total of 1118 wild animals were captured from various regions of zara, sivas province, turkey. a total of 138 ticks were obtained from the 58 host animals. ticks were identified as dermacentor marginatus (sulzer), haemaphysalis erinacei taurica pospelova-shtrom, haemaphysalis parva (neumann), haemaphysalis punctata canestrini and fanzago, haemaphysalis sulcata canestrini and fanzago, hyalomma marginatum koc ... | 2015 | 25784071 |
| occurrence of ixodiphagus hookeri (hymenoptera: encyrtidae) in ixodes ricinus (acari: ixodidae) in southern italy. | natural enemies of ticks include the parasitoid wasp ixodiphagus hookeri (hymenoptera: encyrtidae). the aim of this preliminary study was to investigate the occurrence of i. hookeri dna in a community of ticks (ixodes ricinus, dermacentor marginatus, hyalomma marginatum, haemaphysalis inermis and rhipicephalus turanicus). from may 2010 to march 2012, ticks were collected monthly by dragging and flagging, identified, and 481 adults and 305 nymphs screened molecularly for infection with i. hookeri ... | 2015 | 25614120 |
| habitat and occurrence of ixodid ticks in the liguria region, northwest italy. | questing ticks were collected during monthly dragging sessions (march-august 2011) in three provinces of the liguria region, north-western italy, to evaluate the species occurrence, spatial distribution and relative abundance. a total of 1,464 specimens were collected in 94 dragging sites. ixodes ricinus was the most abundant species (81.3 % of collected ticks), followed by haemaphysalis punctata (10.9 %), dermacentor marginatus (5.5 %), ixodes frontalis (1.3 %), and rhipicephalus spp. (0.9 %). ... | 2014 | 24682615 |
| seasonal dynamics of tick species in an urban park of rome. | regular collections were obtained in the natural reserve of the insugherata of rome during 2011 in order to obtain the tick species composition and the respective seasonal dynamics of the area. a total of 325 ticks was collected in selected sites by means of drag sampling. among the identified species, rhipicephalus turanicus was the most abundant (72.3%), followed by ixodes ricinus (19.7%), dermacentor marginatus (6.5%), haemaphysalis punctata (1.2%), and rhipicephalus bursa (0.3%). r. turanicu ... | 2013 | 24140501 |
| preferences of different tick species for human hosts in turkey. | the ticks removed from the patients who applied to the hospitals in istanbul and neighboring cities, turkey, with the complaint of tick bite were examined in this study, on account of their species, biological stages, attachment sites on the body, and the age of the affected patients. a total of 16,969 ticks were identified. encountered species were as follows: 33.6 % ixodes spp. immature, 25.3 % hyalomma spp. immature, 24.3 % i. ricinus, 9.5 % rhipicephalus sanguineus gr., 3.2 % r. bursa, 2.2 % ... | 2013 | 23620419 |
| efficiency of flagging and dragging for tick collection. | it is acknowledged that data from field studies on tick ecology might be biased by collection methods, but actually comparative studies are still limited. herein we assessed whether the efficiency of flagging and dragging varies according to tick developmental stage, species, season and habitat. ticks were collected in three sites bordered by an oak forest. the abundance of ticks collected by each collection method varied according to tick species, developmental stage, season, and habitat. flagg ... | 2013 | 23417703 |