Evidence map›Paper›PMID 29554947›Full record

ArticleParasites & vectors2018

Molecular survey of neglected bacterial pathogens reveals an abundant diversity of species and genotypes in ticks collected from animal hosts across Romania.

Martin O Andersson, Conny Tolf, Paula Tamba, Mircea Stefanache, Gabriel Radbea, Dimitrios Frangoulidis, Herbert Tomaso, Jonas Waldenström, Gerhard Dobler, Lidia Chitimia-Dobler

Abstract read
In one paragraph

Article in Parasites & vectors, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 2 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

20 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. The Prevalence ofFrontiers in veterinary science · 2021
    Pooled it
  3. Article
  4. Review
  5. Seroprevalence ofMicroorganisms · 2025
    Article
  6. Ticks From Mink and Their Associated Microorganisms in Spain.Transboundary and emerging diseases · 2025
    Article
  7. Article
  8. Identifying New Areas of Endemicity and Risk Factors forPathogens (Basel, Switzerland) · 2024
    Article
  9. Review
  10. First molecular detection ofInternational journal for parasitology. Parasites and wildlife · 2024
    Article
  11. First report of spotted fever groupFrontiers in microbiology · 2023
    Article
  12. Article
  13. Spotted Fever GroupVeterinary sciences · 2022
    Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Article
  19. Comparative Ecology ofFrontiers in veterinary science · 2018
    Review
  20. Diversity ofFrontiers in veterinary science · 2018
    Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors.

Martin O AnderssonCenter for Ecology and Evolution in Microbial Model Systems (EEMiS), Linnaeus University, -391 82, Kalmar, SE, Sweden.
Conny TolfCenter for Ecology and Evolution in Microbial Model Systems (EEMiS), Linnaeus University, -391 82, Kalmar, SE, Sweden.
Paula TambaInstitute for Diagnosis and Animal Health, Bucharest, Romania.
Mircea StefanachePAUMI-VET Private Veterinary Clinics, Ilfov County, Snagov, Romania.
Gabriel RadbeaSal-Vet Private Veterinary Clinics, Timis County, Timisoara, Romania.
Dimitrios FrangoulidisBundeswehr Institute of Microbiology, Neuherbergstrasse 11, D-80937, Munich, Germany.
Herbert TomasoFriedrich-Loeffler-Institut, Institute of Bacterial Infections and Zoonoses, Naumburger Strasse 96a, 07743, Jena, Germany.
Jonas WaldenströmCenter for Ecology and Evolution in Microbial Model Systems (EEMiS), Linnaeus University, -391 82, Kalmar, SE, Sweden.
Gerhard DoblerBundeswehr Institute of Microbiology, Neuherbergstrasse 11, D-80937, Munich, Germany. gerharddobler@msn.com.
Lidia Chitimia-DoblerInstitute for Diagnosis and Animal Health, Bucharest, Romania.

Funding

Deutsches Zentrum für Infektionsforschung HZI2016Z14German Bundeswehr SoFo 29Z1-S-43-1516
6 · The paper itself

Abstract

backgroundTicks are transmitting a wide range of bacterial pathogens that cause substantial morbidity and mortality in domestic animals. The full pathogen burden transmitted by tick vectors is incompletely studied in many geographical areas, and extensive studies are required to fully understand the diversity and distribution of pathogens transmitted by ticks.

resultsWe sampled 824 ticks of 11 species collected in 19 counties in Romania. Ticks were collected mainly from dogs, but also from other domestic and wild animals, and were subjected to molecular screening for pathogens. Rickettsia spp. was the most commonly detected pathogen, occurring in 10.6% (87/824) of ticks. Several species were detected: Rickettsia helvetica, R. raoultii, R. massiliae, R. monacensis, R. slovaca and R. aeschlimannii. A single occurrence of the zoonotic bacterium Bartonella vinsonii berkhoffii was detected in a tick collected from a dog. Anaplasma phagocytophilum occurred in four samples, and sequences similar to Anaplasma marginale/ovis were abundant in ticks from ruminants. In addition, molecular screening showed that ticks from dogs were carrying an Ehrlichia species identical to the HF strain as well as the enigmatic zoonotic pathogen "Candidatus Neoehrlichia mikurensis". An organism similar to E. chaffeensis or E. muris was detected in an Ixodes ricinus collected from a fox.

conclusionsWe describe an abundant diversity of bacterial tick-borne pathogens in ticks collected from animal hosts in Romania, both on the level of species and genotypes/strains within these species. Several findings were novel for Romania, including Bartonella vinsonii subsp. berkhoffii that causes bacteremia and endocarditis in dogs. "Candidatus Neoehrlichia mikurensis" was detected in a tick collected from a dog. Previously, a single case of infection in a dog was diagnosed in Germany. The results warrant further studies on the consequences of tick-borne pathogens in domestic animals in Romania.

Indexed as

GenotypeAnaplasmataceaeAnimalsBacteriaDogsEhrlichiaIxodidaeNeglected DiseasesRickettsiaRomaniaSheepTick InfestationsZoonosesAnimal hostsNeglected bacterial pathogensRomaniaTicks

Identifiers

PMID29554947
PMCPMC5859542

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.