Evidence map›Paper›PMID 31891215›Full record

ArticleJournal of veterinary internal medicine2020

Detection of Bartonella spp. in dogs after infection with Rickettsia rickettsii.

Erin Lashnits, Pradeep Neupane, Ricardo G Maggi, Keith E Linder, Julie M Bradley, Nandhakumar Balakrishnan, Brittany L Southern, Gabriel P McKeon, Ramaswamy Chandrashekar, Edward B Breitschwerdt

Open access · goldAbstract read
In one paragraph

Article in Journal of veterinary internal medicine, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
2.2field-weighted citation impact, top 14% of its field
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

11 citing papers in PubMed, 18 citations in OpenAlex.

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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 at 2 institutions in 1 country.

Erin LashnitsComparative Biomedical Sciences, College of Veterinary Medicine, North Carolina State University, Raleigh, North Carolina.ORCID https://orcid.org/0000-0003-0949-5698
Pradeep NeupaneDepartment of Clinical Sciences, College of Veterinary Medicine, North Carolina State University, Raleigh, North Carolina.ORCID https://orcid.org/0000-0002-6775-6166
Ricardo G MaggiDepartment of Clinical Sciences, College of Veterinary Medicine, North Carolina State University, Raleigh, North Carolina.ORCID https://orcid.org/0000-0001-7428-0138
Keith E LinderDepartment of Population Health and Pathobiology, College of Veterinary Medicine, North Carolina State University, Raleigh, North Carolina.
Julie M BradleyDepartment of Clinical Sciences, College of Veterinary Medicine, North Carolina State University, Raleigh, North Carolina.ORCID https://orcid.org/0000-0003-1812-5242
Nandhakumar BalakrishnanIntracellular Pathogens Research Laboratory, Comparative Medicine Institute, College of Veterinary Medicine, North Carolina State University, Raleigh, North Carolina.
Brittany L SouthernLaboratory Animal Resources, College of Veterinary Medicine, North Carolina State University, Raleigh, North Carolina.
Gabriel P McKeonDepartment of Clinical Sciences, College of Veterinary Medicine, North Carolina State University, Raleigh, North Carolina.
Ramaswamy ChandrashekarIDEXX Laboratories, Inc, Westbrook, Maine.
Edward B BreitschwerdtDepartment of Clinical Sciences, College of Veterinary Medicine, North Carolina State University, Raleigh, North Carolina.ORCID https://orcid.org/0000-0002-3506-0279
North Carolina State University · USIDEXX Laboratories (United States) · US

Funding

Comparative Medicine and Translational Research Training ProgramT32OD011130 · OD · NORTH CAROLINA STATE UNIVERSITY RALEIGH · PI Lauren Virginia Schnabel · 2012 to 2026
$7.8M
Bartonella/Vector Borne Disease Research FundIDEXX Laboratories Inc.NIH HHS T32 OD011130NIH Office of the Director T32OD011130North Carolina State University Veterinary Medical Foundation
6 · The paper itself

Abstract

backgroundDynamics of infection by Bartonella and Rickettsia species, which are epidemiologically associated in dogs, have not been explored in a controlled setting.

objectivesDescribe an outbreak investigation of occult Bartonella spp. infection among a group of dogs, discovered after experimentally induced Rickettsia rickettsii (Rr) infection. ANIMALS: Six apparently healthy purpose-bred Beagles obtained from a commercial vendor.

methodsRetrospective and prospective study. Dogs were serially tested for Bartonella spp. and Rr using serology, culture, and PCR, over 3 study phases: 3 months before inoculation with Rr (retrospective), 6 weeks after inoculation with Rr (retrospective), and 8 months of follow-up (prospective).

resultsBefore Rr infection, 1 dog was Bartonella henselae (Bh) immunofluorescent antibody assay (IFA) seroreactive and 1 was Rickettsia spp. IFA seroreactive. After inoculation with Rr, all dogs developed mild Rocky Mountain spotted fever compatible with low-dose Rr infection, seroconverted to Rickettsia spp. within 4-11 days, and recovered within 1 week. When 1 dog developed ear tip vasculitis with intra-lesional Bh, an investigation of Bartonella spp. infection was undertaken. All dogs had seroconverted to 1-3 Bartonella spp. between 7 and 18 days after Rr inoculation. Between 4 and 8 months after Rr inoculation, Bh DNA was amplified from multiple tissues from 2 dogs, and Bartonella vinsonii subsp. berkhoffii (Bvb) DNA was amplified from 4 of 5 dogs' oral swabs. CONCLUSIONS AND CLINICAL IMPORTANCE: Vector-borne disease exposure was demonstrated in research dogs from a commercial vendor. Despite limitations, our results support the possibilities of recrudescence of chronic subclinical Bartonella spp. infection after Rr infection and horizontal direct-contact transmission between dogs.

Indexed as

AnimalsBartonellaBartonella InfectionsCoinfectionDog DiseasesDogsFemaleHousing, AnimalLaboratory Animal ScienceRickettsia rickettsiiRocky Mountain Spotted FeverSerologic TestsPCRrecrudescenceserologytransmission

Identifiers

PMID31891215
PMCPMC6979086
OpenAlexW2996836388

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
Read underepoch 390

Registered trials

None linked

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.