Investigation of Babesia spp. in sympatric populations of Dermacentor reticulatus and Ixodes ricinus ticks in Lithuania and Latvia

2018 ◽  
Vol 9 (2) ◽  
pp. 270-274 ◽  
Author(s):  
Jana Radzijevskaja ◽  
Dalytė Mardosaitė-Busaitienė ◽  
Asta Aleksandravičienė ◽  
Algimantas Paulauskas
2012 ◽  
Vol 5 (1) ◽  
Author(s):  
Øivind Øines ◽  
Jana Radzijevskaja ◽  
Algimantas Paulauskas ◽  
Olav Rosef

2014 ◽  
Vol 63 (1) ◽  
pp. 89-93 ◽  
Author(s):  
DOROTA KIEWRA ◽  
GRZEGORZ ZALEŚNY ◽  
ALEKSANDRA CZUŁOWSKA

Ticks constitute important vectors of human and animal pathogens. Besides the Lyme borreliosis and tick-borne encephalitis, other pathogens such as Babesia spp., Rickettsia spp., and Anaplasma phagocytophilum, are of increasing public health interest. In Poland, as in other European countries, Ixodes ricinus, the most prevalent tick species responsible for the majority of tick bites in humans, is the main vector of A. phagocytophilum. The aim of the study was to estimate the infection level of I. ricinus with A. phagocytophilum in selected districts, not previously surveyed for the presence of this agent. Sampling of questing ticks was performed in 12 forested sites, located in four districts (Legnica, Milicz, Lubań, and Oława) in SW Poland. Altogether, 792 ticks (151 females, 101 males, and 540 nymphs) representing I. ricinus were checked for the presence of A. phagocytophilum. The average infection level was 4.3%, with higher rate reported for adult ticks. The highest percentage of infected adults was observed in Milicz (17.4%) and the lowest in Oława (6.8%). The abundance of questing I. ricinus in all examined sites as well as the infection with A. phagocytophilum indicate for the first time the risk for HGA transmission in SW Poland.


2015 ◽  
Vol 6 (3) ◽  
pp. 253-257 ◽  
Author(s):  
Angelina Wójcik-Fatla ◽  
Violetta Zając ◽  
Anna Sawczyn ◽  
Ewa Cisak ◽  
Jacek Sroka ◽  
...  

2012 ◽  
Vol 64 (4) ◽  
pp. 1591-1598 ◽  
Author(s):  
D. Mihaljica ◽  
Z. Radulovic ◽  
Snezana Tomanovic ◽  
Sanja Cakic ◽  
Aleksandra Penezic ◽  
...  

In order to evaluate the prevalence rate of Babesia spp. in ticks collected from vegetation at seven localities in northern Serbia, tick samples were subjected to molecular analysis. A total of 132 unfed adult ticks of five different species (Dermacentor marginatus, Dermacentor reticulatus, Ixodes ricinus, Haemaphysalis concinna and Haemaphysalis punctata), were examined by PCR for the presence of Babesia spp. Out of the analyzed ticks, 10.61% (14/132) were positive for babesial DNA. The presence of babesiae was found at the localities Pancevacki Rit, Titov Gaj, Makis, PKB and Kljajicevo. Prevalence in D. reticulatus ticks was 21.57% (11/51) and in H. concinna ticks, 8.57% (3/35). Sequencing and phylogenetic analysis showed a clustering of the obtained sequences with those of B. canis from the GenBank database. These results add to the knowledge of the distribution of babesial pathogens and their vectors in Serbia.


2021 ◽  
Vol 12 (1) ◽  
pp. 101594
Author(s):  
Marina Sidorenko ◽  
Jana Radzijevskaja ◽  
Saulius Mickevičius ◽  
Nomeda Bratčikovienė ◽  
Algimantas Paulauskas

Pathogens ◽  
2020 ◽  
Vol 9 (5) ◽  
pp. 390
Author(s):  
Zsuzsa Kalmár ◽  
Mirabela Oana Dumitrache ◽  
Gianluca D’Amico ◽  
Ioana Adriana Matei ◽  
Angela Monica Ionică ◽  
...  

Ticks are medically important vectors of infectious diseases that are able to transmit pathogens to humans and animals. Tick-borne diseases represent a major health concern, posing an increasing risk to the public health during the last century and affecting millions of people. The aim of the current study was to provide epidemiological data regarding the presence of certain tick-borne pathogens in ticks feeding on humans in Romania. Overall, 522 Ixodes ricinus ticks collected from humans were screened for six pathogens: Borrelia spp., Neoehrlichia mikurensis, Babesia spp., Coxiella spp., Bartonella spp., and Francisella tularensis. Ticks attached to humans were collected between 2013–2015 in Cluj County, Romania. Conventional, nested and quantitative PCR were used to detect specific genetic sequences of each pathogen. For identifying the infectious agents, positive samples were sequenced. The infection prevalence was 21.07% from which 8.18% were mixed infections. The detected agents were Borrelia spp., N. mikurensis and Babesia spp. The present data reveal the endemic occurrence of potentially zoonotic pathogens in Romania. Revealing the current distribution of tick-borne pathogens in ticks collected from humans may provide new insights in understanding the complex ecology of tick-borne diseases and enlightens current knowledge about the infection prevalence at local, regional and national levels.


Author(s):  
Katrine M. Paulsen ◽  
Rose Vikse ◽  
Arnulf Soleng ◽  
Kristin S. Edgar ◽  
Susanne Dudman ◽  
...  

Ixodes ricinus ticks are mainly distributed along the Norwegian coastline from Østfold County in the southeast up approximately to 66°N in Nordland County.


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