Results 11 to 20 of about 13,181 (201)

Transmission of Cytauxzoon felis to domestic cats by Amblyomma americanum nymphs [PDF]

open access: yesParasites & Vectors, 2019
Background Successful Cytauxzoon felis transmission studies have occurred using Amblyomma americanum adults acquisition-fed as nymphs on an experimentally infected domestic cat or Dermacentor variabilis adults fed as nymphs on a splenectomized bobcat ...
Kelly E. Allen   +3 more
doaj   +4 more sources

Amblyomma americanum

open access: yes, 2023
3. Amblyomma americanum (Linnaeus, 1758). Nearctic: 1) USA (Lado et al. 2020). Although Camicas et al. (1998) treated Amblyomma americanum as a Nearctic and Neotropical species, Guglielmone et al.
Nava, Santiago   +2 more
core   +3 more sources

Amblyomma americanum

open access: yes, 2020
3. Amblyomma americanum (Linnaeus, 1758). A Nearctic species, all of whose parasitic stages are usually found on Mammalia (several orders); adults alone have been collected from Galliformes: Phasianidae, and Pelecaniformes: Ardeidae; nymphs and larvae ...
Robbins, Richard G.   +2 more
core   +3 more sources

Borrelia lonestari DNA in Adult Amblyomma americanum Ticks, Alabama

open access: yesEmerging Infectious Diseases, 2001
Polymerase chain reaction analysis of 204 Amblyomma americanum and 28 A. maculatum ticks collected in August 1999 near the homes of patients with southern tick-associated rash illness and in control areas in Choctaw County, Alabama, showed Borrelia ...
Thomas R. Burkot   +5 more
doaj   +2 more sources

County-level surveillance for the lone star tick, Amblyomma americanum, and its associated pathogen, Ehrlichia chaffeensis, in Kentucky

open access: yesTicks and Tick-Borne Diseases, 2023
Kentucky experiences some of the highest incidence rates for ehrlichiosis nationwide. Ehrlichiosis is a bacterial infection caused primarily by the pathogen Ehrlichia chaffeensis and can be transmitted to humans through the bite of an infected tick ...
Anna R. Pasternak, Subba R. Palli
doaj   +2 more sources

Rickettsia parkeri in Amblyomma americanum Ticks, Tennessee and Georgia, USA

open access: yesEmerging Infectious Diseases, 2009
To determine the geographic distribution of the newly recognized human pathogen Rickettsia parkeri, we looked for this organism in ticks from Tennessee and Georgia, USA. Using PCR and sequence analysis, we identified R.
Sara B. Cohen   +8 more
doaj   +2 more sources

Conservation Wildflower Plantings Do Not Enhance On-Farm Abundance of Amblyomma americanum (Ixodida: Ixodidae)

open access: yesInsects, 2020
Planting wildflowers is a commonly suggested measure to conserve pollinators. While beneficial for pollinators, plots of wildflowers may be inadvertently performing an ecosystem disservice by providing a suitable habitat for arthropod disease vectors ...
Christopher McCullough   +2 more
doaj   +2 more sources

The Microbiome of Ehrlichia-Infected and Uninfected Lone Star Ticks (Amblyomma americanum). [PDF]

open access: yesPLoS ONE, 2016
The Lone Star tick, Amblyomma americanum, transmits several bacterial pathogens including species of Anaplasma and Ehrlichia. Amblyomma americanum also hosts a number of non-pathogenic bacterial endosymbionts. Recent studies of other arthropod and insect
R T Trout Fryxell, J M DeBruyn
doaj   +2 more sources

Cellular immune response of Amblyomma sculptum and Amblyomma americanum to entomopathogenic fungi: Implications for biological tick control. [PDF]

open access: yesMed Vet Entomol
Amblyomma sculptum showed a plasmatocyte‐dominant haemocyte profile. Beauveria bassiana increased plasmatocytes and reduced granulocytes, whereas Metarhizium robertsii did not cause significant changes. Amblyomma americanum showed a granulocyte‐dominant haemocyte profile. Beauveria bassiana reduced total haemocytes and granulocytes. B.
Ribeiro-Silva CS   +7 more
europepmc   +2 more sources

Lone Star Ticks (Amblyomma americanum):: An Emerging Threat in Delaware. [PDF]

open access: yesDela J Public Health, 2021
Public health messaging in the eastern United States has historically underemphasized the risks posed by lone star ticks (Amblyomma americanum), focusing instead on blacklegged ticks (Ixodes scapularis). This gap persists despite mounting evidence that lone star ticks also play an important role in disease ecology as confirmed vectors for a wide ...
Kennedy AC, BCE1, Marshall E.
europepmc   +4 more sources

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