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A. Bajer · SciRah

Researcher profile · Semantic Scholar

A. Bajer

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A. Bajer — researcher profile on SciRah

h-index: 42
Works: 211
Citations: 4,649

Most-cited papers

Ticks and the city - are there any differences between city parks and natural forests in terms of tick abundance and prevalence of spirochaetes?
M. Kowalec, T. Szewczyk, Renata Welc-Falęciak, E. Siński +2 more
2017Parasites & Vectors91 citations Open access
Semantic Scholar
Dirofilaria spp. and Angiostrongylus vasorum: Current Risk of Spreading in Central and Northern Europe
H. Fuehrer, Simone Morelli, M. Unterköfler, A. Bajer +15 more
2021Pathogens90 citations Open access
Semantic Scholar
Mapping of Dermacentor reticulatus expansion in Poland in 2012-2014.
E. Mierzejewska, A. Estrada-Peña, Mohammed Alsarraf, M. Kowalec +1 more
2016Ticks and Tick-borne Diseases72 citations
Semantic Scholar
Babesiosis in Southeastern, Central and Northeastern Europe: An Emerging and Re-Emerging Tick-Borne Disease of Humans and Animals
A. Bajer, A. Beck, R. Beck, J. Behnke +16 more
2022Microorganisms71 citations Open access
Semantic Scholar
Prevalence, genetic identity and vertical transmission of Babesia microti in three naturally infected species of vole, Microtus spp. (Cricetidae)
Katarzyna Tołkacz, M. Bednarska, Mohammed Alsarraf, Dorota Dwużnik +4 more
2017Parasites & Vectors65 citations Open access
Semantic Scholar
Monitoring the expansion of Dermacentor reticulatus and occurrence of canine babesiosis in Poland in 2016–2018
Dorota Dwużnik-Szarek, E. Mierzejewska, A. Rodo, K. Goździk +4 more
2021Parasites & Vectors54 citations Open access
Semantic Scholar
Prevalence of Cryptosporidium, Blastocystis, and other opportunistic infections in patients with primary and acquired immunodeficiency
M. Bednarska, I. Jankowska, A. Pawełas, K. Piwczyńska +4 more
2018Parasitology Research52 citations Open access
Semantic Scholar
Emerging risk of Dirofilaria spp. infection in Northeastern Europe: high prevalence of Dirofilaria repens in sled dog kennels from the Baltic countries
M. Alsarraf, V. Levytska, E. Mierzejewska, Vasyl Poliukhovych +6 more
2021Scientific Reports49 citations Open access
Semantic Scholar
Signatures of balancing selection in toll-like receptor (TLRs) genes – novel insights from a free-living rodent
A. Kloch, Marius A. Wenzel, D. Laetsch, Olek Michalski +4 more
2018Scientific Reports43 citations Open access
Semantic Scholar
Rickettsiales Occurrence and Co-occurrence in Ixodes ricinus Ticks in Natural and Urban Areas
M. Kowalec, T. Szewczyk, Renata Welc-Falęciak, E. Siński +2 more
2018Microbial Ecology43 citations Open access
Semantic Scholar
The specificity of Babesia-tick vector interactions: recent advances and pitfalls in molecular and field studies
A. Bajer, Dorota Dwużnik-Szarek
2021Parasites & Vectors40 citations Open access
Semantic Scholar
The red fox (Vulpes vulpes), a possible reservoir of Babesia vulpes, B. canis and Hepatozoon canis and its association with the tick Dermacentor reticulatus occurrence.
E. Mierzejewska, Dorota Dwużnik, Julia Koczwarska, Łukasz Stańczak +5 more
2020Ticks and Tick-borne Diseases38 citations
Semantic Scholar
Spread of Dermacentor reticulatus is associated with the loss of forest area
E. Mierzejewska, A. Estrada-Peña, A. Bajer
2017Experimental & applied acarology37 citations Open access
Semantic Scholar
The prevalence of Dirofilaria repens in cats, healthy dogs and dogs with concurrent babesiosis in an expansion zone in central Europe
A. Bajer, A. Rodo, E. Mierzejewska, Katarzyna Tołkacz +1 more
2016BMC Veterinary Research34 citations Open access
Semantic Scholar
Bartonella infections in three species of Microtus: prevalence and genetic diversity, vertical transmission and the effect of concurrent Babesia microti infection on its success
Katarzyna Tołkacz, Mohammed Alsarraf, M. Kowalec, Dorota Dwużnik +3 more
2018Parasites & Vectors29 citations Open access
Semantic Scholar
The role of juvenile Dermacentor reticulatus ticks as vectors of microorganisms and the problem of ‘meal contamination’
Dorota Dwużnik, E. Mierzejewska, Paulina Drabik, A. Kloch +3 more
2019Experimental & applied acarology28 citations Open access
Semantic Scholar
Rodents as intermediate hosts of cestode parasites of mammalian carnivores and birds of prey in Poland, with the first data on the life-cycle of Mesocestoides melesi
A. Bajer, Mohammed Alsarraf, Dorota Dwużnik, E. Mierzejewska +12 more
2020Parasites & Vectors27 citations Open access
Semantic Scholar
Seroprevalence of TBEV in bank voles from Poland—a long-term approach
M. Grzybek, Mohammed Alsarraf, Katarzyna Tołkacz, J. Behnke-Borowczyk +8 more
2018Emerging Microbes and Infections24 citations Open access
Semantic Scholar
Abundance of the tick Dermacentor reticulatus in an ecosystem of abandoned meadows: Experimental intervention and the critical importance of mowing.
A. Bajer, A. Rodo, Mohammed Alsarraf, Dorota Dwużnik +2 more
2017Veterinary parasitology24 citations
Semantic Scholar
Origins of recently emerged foci of the tick Dermacentor reticulatus in central Europe inferred from molecular markers.
A. Kloch, E. Mierzejewska, G. Karbowiak, K. Slivinska +6 more
2017Veterinary parasitology24 citations
Semantic Scholar
The first report on Hepatozoon canis in dogs and wolves in Poland: clinical and epidemiological features
Katarzyna Tołkacz, Milena Kretschmer, Sabina Nowak, R. Mysłajek +3 more
2023Parasites & Vectors21 citations Open access
Semantic Scholar
Update on prevalence of Babesia canis and Rickettsia spp. in adult and juvenile Dermacentor reticulatus ticks in the area of Poland (2016–2018)
Dorota Dwużnik-Szarek, E. Mierzejewska, D. Kiewra, A. Czułowska +2 more
2022Scientific Reports21 citations Open access
Semantic Scholar
Diversity and geographic distribution of haplotypes of Dirofilaria immitis across European endemic countries
M. Alsarraf, E. Carretón, L. Ciuca, A. Diakou +17 more
2023Parasites & Vectors19 citations Open access
Semantic Scholar
Genetic and phylogenetic analysis of the ticks from the Sinai Massif, Egypt, and their possible role in the transmission of Babesia behnkei
Mohammed Alsarraf, E. Mierzejewska, E. Mohallal, J. Behnke +1 more
2017Experimental & applied acarology19 citations Open access
Semantic Scholar
Tick-Borne Pathogens, Babesia spp. and Borrelia burgdorferi s.l., in Sled and Companion Dogs from Central and North-Eastern Europe
A. Bajer, M. Kowalec, V. Levytska, E. Mierzejewska +5 more
2022Pathogens18 citations Open access
Semantic Scholar
Long-term spatiotemporal stability and dynamic changes in the haemoparasite community of spiny mice (Acomys dimidiatus) in four montane wadis in the St. Katherine Protectorate, Sinai, Egypt
Mohammed Alsarraf, M. Bednarska, E. Mohallal, E. Mierzejewska +7 more
2016Parasites & Vectors18 citations Open access
Semantic Scholar
Haplotypes of Dirofilaria repens from Poland and selected countries of Central, North-Eastern Europe and the Middle East: An evaluation on the relation between the genetic diversity and the geographic distribution of the fast-spreading parasite.
M. Alsarraf, G. Baneth, A. Bogucka-Kocka, L. Ciuca +12 more
2023Veterinary parasitology17 citations
Semantic Scholar
Seroprevalence of Toxoplasma gondii among Sylvatic Rodents in Poland
M. Grzybek, D. Antolová, Katarzyna Tołkacz, Mohammed Alsarraf +6 more
2021bioRxiv17 citations Open access
Semantic Scholar
A new focus of the tick Haemaphysalis concinna in Western Poland
Dorota Dwużnik, E. Mierzejewska, Mohammed Alsarraf, A. Bajer
2019Experimental & applied acarology17 citations Open access
Semantic Scholar
Description of Candidatus Bartonella fadhilae n. sp. and Candidatus Bartonella sanaae n. sp. (Bartonellaceae) from Dipodillus dasyurus and Sekeetamys calurus (Gerbillinae) from the Sinai Massif (Egypt)
Mohammed Alsarraf, E. Mohallal, E. Mierzejewska, J. Behnke-Borowczyk +7 more
2017Vector Borne and Zoonotic Diseases17 citations Open access
Semantic Scholar
Ectoparasites of red foxes (Vulpes vulpes) with a particular focus on ticks in subcutaneous tissues
Dorota Dwużnik, E. Mierzejewska, M. Kowalec, Mohammed Alsarraf +5 more
2020Parasitology16 citations Open access
Semantic Scholar
Occurrence of Dirofilaria repens in wild carnivores in Poland
M. Alsarraf, Dorota Dwużnik-Szarek, J. Hildebrand, E. Mierzejewska +13 more
2023Parasitology Research15 citations Open access
Semantic Scholar
Vector-borne parasites in dogs from Ukraine translocated to Poland following Russian invasion in 2022
A. Bajer, M. Alsarraf, Mariia Topolnytska, Katarzyna Tołkacz +2 more
2023Parasites & Vectors14 citations Open access
Semantic Scholar
Long term patterns of association between MHC and helminth burdens in the bank vole support Red Queen dynamics
M. Migalska, Karolina Przesmycka, Mohammed Alsarraf, A. Bajer +4 more
2022Molecular Ecology14 citations Open access
Semantic Scholar
Comparison of helminth community of Apodemus agrarius and Apodemus flavicollis between urban and suburban populations of mice
Dorota Dwużnik, T. Gortat, J. Behnke, A. Gryczyńska +4 more
2017Parasitology Research14 citations Open access
Semantic Scholar
Zoonotic Virus Seroprevalence among Bank Voles, Poland, 2002–2010
M. Grzybek, T. Sironen, Sanna Mäki, Katarzyna Tołkacz +10 more
2019Emerging Infectious Diseases13 citations Open access
Semantic Scholar
Haematological indices and immune response profiles in dogs naturally infected and co-infected with Dirofilaria repens and Babesia canis
Dagmara Wężyk, Karolina Romanczuk, A. Rodo, Dziyana Kavalevich +1 more
2023Scientific Reports12 citations Open access
Semantic Scholar
Molecular study of transovarial transmission of Babesia canis in the Dermacentor reticulatus tick.
E. Mierzejewska, Dorota Dwużnik, A. Bajer
2018Annals of Agricultural and Environmental Medicine12 citations Open access
Semantic Scholar
Parasitic nematodes of the genus Syphacia Seurat, 1916 infecting Muridae in the British Isles, and the peculiar case of Syphacia frederici
A. Stewart, Ann E. Lowe, L. Smales, A. Bajer +8 more
2017Parasitology12 citations
Semantic Scholar
Tick-borne infections in wolves from an expanding population in Eastern Europe.
Aleksander Wymazał, Sabina Nowak, R. Mysłajek, A. Bajer +6 more
2023Ticks and Tick-borne Diseases11 citations Open access
Semantic Scholar
Candidatus Neoehrlichia mikurensis and Hepatozoon sp. in voles (Microtus spp.): occurrence and evidence for vertical transmission
Katarzyna Tołkacz, M. Kowalec, Mohammed Alsarraf, M. Grzybek +3 more
2023Scientific Reports11 citations Open access
Semantic Scholar
Impact of Babesia microti infection on the initiation and course of pregnancy in BALB/c mice
Katarzyna Tołkacz, A. Rodo, Agnieszka Wdowiarska, A. Bajer +1 more
2021Parasites & Vectors11 citations Open access
Semantic Scholar
Zoonotic Viruses in Three Species of Voles from Poland
M. Grzybek, Katarzyna Tołkacz, T. Sironen, Sanna Mäki +8 more
2020Animals11 citations Open access
Semantic Scholar
Occurrence of juvenile Dermacentor reticulatus ticks in three regions in Poland: the final evidence of the conquest
Dorota Dwużnik-Szarek, E. Mierzejewska, A. Bajer
2021Parasites & Vectors10 citations Open access
Semantic Scholar
Long-term spatiotemporal stability and dynamic changes in helminth infracommunities of spiny mice (Acomys dimidiatus) in St. Katherine's Protectorate, Sinai, Egypt
J. Behnke, A. Bajer, J. Behnke-Borowczyk, Natalie Clisham +10 more
2018Parasitology10 citations Open access
Semantic Scholar
Pathogens detected in the tick Haemaphysalis concinna in Western Poland: known and unknown threats
Dorota Dwużnik-Szarek, E. Mierzejewska, Mohammed Alsarraf, M. Alsarraf +1 more
2021Experimental & applied acarology9 citations Open access
Semantic Scholar
Seroprevalence of Trichinella spp. infection in bank voles (Myodes glareolus) – A long term study
M. Grzybek, A. Cybulska, Katarzyna Tołkacz, Mohammed Alsarraf +7 more
2019International Journal for Parasitology: Parasites and Wildlife9 citations Open access
Semantic Scholar
The first finding of Hyalomma rufipes in Poland in 2024: the promising start of a citizen science project
W. Romanek, Dorota Dwużnik-Szarek, Dagmara Wężyk, Wiktoria Małaszewicz +3 more
2025Parasites & Vectors8 citations Open access
Semantic Scholar
Grassland versus forest dwelling rodents as indicators of environmental contamination with the zoonotic nematode Toxocara spp.
Martyna Krupińska, D. Antolová, Katarzyna Tołkacz, K. Szczepaniak +7 more
2023Scientific Reports7 citations Open access
Semantic Scholar
Comparison of the detection efficiency of haemoparasite DNA in blood and faecal samples - the way to eco-epidemiological studies.
A. Bajer, Dorota Dwużnik, Katarzyna Tołkacz, Mohammed Alsarraf +1 more
2019Annals of Agricultural and Environmental Medicine7 citations Open access
Semantic Scholar

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