Amblyomma cajennense is an intrastadial biological vector of Theileria equi. [PDF]
BACKGROUND: The apicomplexan hemoprotozoan parasite Theileria equi is one of the etiologic agents causing equine piroplasmosis, a disease of equines that is endemic throughout large parts of the world. Before 2009 the United States had been considered to
Scoles GA, Ueti MW.
europepmc +7 more sources
The sialotranscriptome of Amblyomma triste, Amblyomma parvum and Amblyomma cajennense ticks, uncovered by 454-based RNA-seq [PDF]
Background Tick salivary constituents antagonize inflammatory, immune and hemostatic host responses, favoring tick blood feeding and the establishment of tick-borne pathogens in hosts during hematophagy. Amblyomma triste, A. cajennense and A.
Gustavo Rocha Garcia+10 more
doaj +6 more sources
Amblyomma cajennense (Fabricius, 1787) (Acari: Ixodidae), the Cayenne tick: phylogeography and evidence for allopatric speciation. [PDF]
Background: Amblyomma cajennense F. is one of the best known and studied ticks in the New World because of its very wide distribution, its economical importance as pest of domestic ungulates, and its association with a variety of animal and human ...
Beati L+10 more
europepmc +8 more sources
Pesquisa de Rickettsia spp em carrapatos Amblyomma cajennense e Amblyomma dubitatum no Estado de São Paulo Survey of Rickettsia spp in the ticks Amblyomma cajennense and Amblyomma dubitatum in the State of São Paulo [PDF]
Foi pesquisada a presença de riquétsias em 3.545 carrapatos Amblyomma cajennense e 2.666 Amblyomma dubitatum. Através do teste de hemolinfa, reação em cadeia pela polimerase e isolamento de rickettsia em cultivo celular, todos os Amblyomma cajennense ...
Richard Campos Pacheco+10 more
doaj +8 more sources
Wild birds as hosts of Amblyomma cajennense (Fabricius, 1787) (Acari: Ixodidae) [PDF]
We evaluated the prevalence, mean intensity and relative density of ticks in 467 wild birds of 67 species (12 families) from forest and cerrado habitats at two protected areas of Minas Gerais, between March and September 1997.
Rosario Rojas+2 more
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Equine Piroplasmosis Associated with Amblyomma cajennense Ticks, Texas, USA [PDF]
We report an outbreak of equine piroplasmosis in southern Texas, USA, in 2009. Infection prevalence reached 100% in some areas (292 infected horses).
Glen A. Scoles+5 more
doaj +6 more sources
Diversity of rickettsiae in ticks (Acari: Ixodidae) collected from wild vertebrates in part of the Amazon, Cerrado, and Pantanal biomes in Brazil [PDF]
Ticks parasitizing 102 wild animals in the states of Mato Grosso and Goiás, Brazil were collected between 2015 and 2018. A total of 2338 ticks (865 males, 541 females, 823 nymphs, and 109 larvae) belonging to four genera (Amblyomma, Dermacentor ...
Anny Carolina Prati+14 more
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Controle estratégico de Amblyomma cajennense (Fabricius, 1787) (acari: xodidae) em eqüinos, Minas Gerais, Brasil - Parte I Strategic control of Amblyomma cajennense (Fabricius, 1787) (acari: ixodidae) on horses, Minas Gerais, Brazil - Part I [PDF]
Objetivou-se verificar a eficiência de um programa de controle estratégico de Amblyomma cajennense em eqüinos sob condições de campo. Os tratamentos carrapaticidas foram realizados a cada sete dias e divididos em dois módulos: o primeiro com início em ...
Arildo P. Da Cunha+6 more
doaj +2 more sources
Global Prevalence of Anaplasma phagocytophilum in Cattle: A One Health Perspective, Meta-Analysis and Future Predictions (up to 2035). [PDF]
GRAPHICAL ABSTRACT ✓ Bovine anaplasmosis is a major tick‐borne disease affecting cattle herds. ✓ The global prevalence of Anaplasma phagocytophilum in cattle was 8.5%. ✓ Mongolia and Guatemala were countries accounted for the highest prevalence. ✓ Anaplasma phagocytophilum was most prevalent in cattle African region and Hot‐summer Mediterranean climate.
Abdoli A+8 more
europepmc +2 more sources
Detection of Rickettsia rickettsii in the tick Amblyomma cajennense in a new Brazilian spotted fever-endemic area in the state of Minas Gerais [PDF]
The present study evaluated rickettsial infection in Amblyomma spp. ticks collected in a farm in Coronel Pacheco, a Brazilian spotted fever (BSF) endemic area. A total of 78 A. cajennense and 78 A.
Elizângela Guedes+5 more
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