Results 61 to 70 of about 416 (131)

Taxonomic key to nymphs of the genus Amblyomma (Acari: Ixodidae) in Argentina, with description and redescription of the nymphal stage of four Amblyomma species

, 2014
In the present study, we provide morphological descriptions of the nymph of Amblyomma parvitarsum, A. tonelliae, and redescriptions of A. argentinae and A. sculptum. A taxonomic key, with relevant morphological characters illustrated by scanning electron
Nava, Santiago, Labruna, Marcelo B., Guglielmone, Alberto Alejandro, Cafrune Wierna, Marí­a Mercedes, Mangold, Atilio Jose, Martins, Thiago F., Cafrune, Maria Mercedes, Guglielmone, Alberto   +7 more
core   +1 more source

Amblyomma triste en simpatría con amblyomma tigrinum (acari: ixodidae) en la provincia de Santa Fe, Argentina

, 2016
El objetivo del presente trabajo es comunicar el hallazgo de Amblyomma triste por primera vez en laprovincia de Santa Fe, Argentina, y sumar una nueva localidad para Amblyomma tigrinum en lamisma provincia. Ambas especies de garrapatas son reconocidos vectores de Rickettsia parkeri, agente etiológicode la fiebre manchada.
Colombo, Valeria Carolina, Antoniazzi, Leandro Raúl, Fasano, Agustin, Beldomenico, Pablo Martín, Nava, Santiago   +4 more
openaire   +1 more source

Species diversity and seasonality of free-living ticks (Acari : Ixodidae) in the natural habitat of wild Marsh deer (Blastocerus dichotomus) in Southeastern Brazil

, 2007
This study evaluated the presence and seasonal activity of free-living ticks in remaining marsh areas by the Parana river, in Brazil. Eight field trips (once per season) for collection of ticks were performed during 2 years.
Labruna, Marcelo B., Szabo, Matias P. J., Pinter, Adriano, Veronez, Viviane A., Duarte, Jose Mauricio B., Ramos, Hernani G. C., Garcia, Marcos V., Magalhaes, Georgia M., Castagnolli, Karina C., Castro, Marcio B.   +9 more
core   +1 more source

Ticks and Novel Chigger Mite Species on Passerine Birds in Southeastern Arizona

, 2022
We document the combined occurrences of one immature tick species (Amblyomma cf. triste), 2 known chigger mite species, Euschoengastia numerosa and Neoschoengastia americana, and 4 undescribed species of Neoschoengastia chiggers attached to individuals ...
Groschupf, Kathleen, Mertins, James W.
core  

Capybara density and climatic factors as modulators of Ehrlichia prevalence in questing ticks in the Iberá wetlands, Argentina. [PDF]

Sci Rep, 2023
Eberhardt AT, Manzoli DE, Fernandez C, Zurvera D, Monje LD.   +4 more
europepmc   +1 more source

Aspectos morfológicos e moleculares de carrapatos do complexo Amblyomma maculatum [PDF]

, 2017
50 f.Dissertação (Mestrado em Ciência Animal) - Universidade Estadual do Maranhão, São Luís, 2017.Orientadora: Profa. Dra. Rita de Maria Seabra Nogueira.O objetivo do presente estudo foi comparar os aspectos morfológicos e moleculares das populações de ...
Abreu Júnior, Giovani Santos de
core  

Rickettsia parkeri in Uruguay

Emerging Infectious Diseases, 2006
Richard C. Pacheco, José M. Venzal, Leonardo J. Richtzenhain, Marcelo B. Labruna   +3 more
doaj   +1 more source

Simultaneous detection of Ehrlichia chaffeensis in marsh deer (Blastocerus dichotomus) and their parasitic Amblyomma triste ticks inArgentina: a zoonotic pre-emergence scenario?

Abstract Background Since the first finding of Ehrlichia chaffeensis in the argentinian marsh deer populations in 2018, we have conducted ongoing surveillance efforts to better understand the ecological and epidemiological dynamics of this zoonotic tick-borne pathogen in the region.
Eliana Carolina Guillemi, María Marcela Orozco, Iara Figini, Paula Blanco, Marisa Diana Farber   +4 more
openaire   +1 more source

Morphological description and redescription of nymphal stages and taxonomic key to nymphs of the Amblyomma species (Acari: Ixodidae) that occur in Brazil

, 2009
Juntamente com o estágio larval, o estágio ninfal de carrapatos do gênero Amblyomma é o mais agressivo para seres humanos que adentram áreas habitadas por animais silvestres e alguns domésticos.
Thiago Fernandes Martins, Martins, Thiago Fernandes   +1 more
core  

Molecular Detection of Candidatus Rickettsia andeanae and Ehrlichia sp. in Amblyomma pseudoconcolor Aragão, 1908 (Acari: Ixodidae) from the Argentinian Patagonia. [PDF]

Animals (Basel), 2022
Sebastian PS, Winter M, Abate SD, Tarragona EL, Nava S.   +4 more
europepmc   +1 more source