Results 91 to 100 of about 1,260 (189)

Porotaxia em larva de carrapatos do gênero Amblyomma como caracterísiticas morfológicas adicionais para a identificação dos estágios imaturos. [PDF]

open access: yes, 2011
Variabilidade intraespecífica e interespecífica das estruturas tegumentares sobre o idiossoma.bitstream/CPAF-RO-2009-09/12171/1/bpd45_porotaxia-em-larvas-de-carrapatos ...
BARBIERI, F. da S.   +5 more
core  

Systematics and population structure of Amblyomma maculatum group ticks and Rickettsia parkeri, an emerging human pathogen in southern Arizona, USA [PDF]

open access: yes, 2021
The recent discovery of Amblyomma maculatum sensu lato (s. l.) ticks in southern Arizona has renewed discussions around species designations for members of the Amblyomma maculatum tick group. Amblyomma maculatum s. l.
E Allerdice, Michelle E.J.
core   +1 more source

Emerg Infect Dis [PDF]

open access: yes
We report molecular detection of Rickettsia africae in Amblyomma ovale ticks from Nicaragua and a novel rickettsial strain in an A. triste tick. Of 146 ticks from dogs, 16.4% were Rickettsia PCR positive. The presence of Rickettsia spp.

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New records of tick-associated spotted fever group Rickettsia in an Amazon-Savannah ecotone, Brazil. [PDF]

open access: yes, 2018
Human rickettsiosis has been recorded in the Amazon Biome. However, the epidemiological cycle of causative rickettsiae has not been fully accounted for in the Amazon region. This study investigates the presence of spotted fever group (SFG) Rickettsia spp.
AGUIRREA, A. A. R. e   +6 more
core   +1 more source

Parásitos del tapir centroamericano Tapirus bairdii (Perissodactyla: Tapiridae) en Chiapas, México

open access: yesRevista de Biología Tropical, 2006
Se recolectaron 19 muestras de excretas del tapir centroamericano (Tapirus bairdii) en la Reserva "La Sepultura" (marzo a julio de 1999), así como un muestreo directo a un tapir macho de la Reserva "Montes Azules" (Chiapas, México).
Epigmenio Cruz Aldán   +4 more
doaj  

Revisión : Situación actual de la ehrlichiosis en perros y zorros de América [PDF]

open access: yes, 2016
La ehrlichiosis es una enfermedad bacteriana transmitida por la garrapata y que afecta a diferentes mamíferos, incluyendo al hombre. Las especies comúnmente encontradas en clínica son la Ehrlichia canis, Ehrlichia ewingii, Ehrlichia chaffeensis y ...
Castro Ramírez, Laura Tatiana
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Rodents of the subfamily Sigmodontinae (Myomorpha: Cricetidae) as hosts for South American hard ticks (Acari: Ixodidae) with hypotheses on life history [PDF]

open access: yes, 2011
Historical information shows that Sigmodontinae are irrelevant hosts for South American ticks of the genera Haemaphysalis Koch, Rhipicephalus Koch and Dermacentor Koch.
Guglielmone, Alberto Alejandro   +1 more
core   +2 more sources

Algunos aspectos ecológicos de fases de vida libre de Haemaphysalis juxtakochi Cooley, 1946 (Acari: Ixodidae) en Panamá [PDF]

open access: yes, 2014
Objective. To describe the seasonal variation and perform a comparative analysis on habitat preference of Haemaphysalis juxtakochi in Panama. Materials and methods.
Bermúdez, Sergio   +3 more
core  

The rice rat Euryoryzomys russatus, a competent amplifying host of Rickettsia parkeri strain Atlantic rainforest for the tick Amblyomma ovale

open access: yesTicks and Tick-borne Diseases, 2018
Rickettsia parkeri strain Atlantic rainforest (SAR) is the etiological agent of a spotted fever group rickettsiosis in Brazil, where it is transmitted to humans by the tick Amblyomma ovale. A previous study demonstrated that R. parkeri SAR was successfully maintained in A.
Felipe S, Krawczak, Marcelo B, Labruna
openaire   +2 more sources

FIRST RECORD OF Amblyomma ovale PARASITIZING HUMAN IN CENTRAL RIO GRANDE DO SUL, BRAZIL

open access: yesRevista de Ciência Veterinária e Saúde Pública
Ticks are one of the most important groups of infectious disease vectors for animals and humans, being responsible for the transmission of pathogens such as bacteria and protozoa, in addition to causing injuries to their hosts during hematophagy. However, there are few cases of parasitism by these ticks in humans in Brazil. Therefore, the objective was
Julia Somavilla Lignon   +3 more
openaire   +1 more source

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