Results 111 to 120 of about 1,725 (169)

Rickettsia amblyommatis infecting ticks and exposure of domestic dogs to Rickettsia spp. in an Amazon-Cerrado transition region of northeastern Brazil.

PLoS ONE, 2017
This study was performed in Maranhão state, a transition area two Brazilian biomes, Amazon and Cerrado. During 2011-2013, 1,560 domestic dogs were sampled for collection of serum blood samples and ticks in eight counties (3 within the Amazon and 5 within
Francisco B Costa, Andréa P da Costa, Jonas Moraes-Filho, Thiago F Martins, Herbert S Soares, Diego G Ramirez, Ricardo A Dias, Marcelo B Labruna   +7 more
doaj   +1 more source

A serological and molecular survey of Babesia vogeli, Ehrlichia canis and Rickettsia spp. among dogs in the state of Maranhão, northeastern Brazil

Revista Brasileira de Parasitologia Veterinária
This study evaluated exposure and infection by tick-borne agents (Babesia vogeli, Ehrlichia canis and Rickettsia spp.) in 172 dogs in rural areas and 150 dogs in urban areas of the municipality of Chapadinha, state of Maranhão, northeastern Brazil, using
Andréa Pereira da Costa, Francisco Borges Costa, Marcelo Bahia Labruna, Iara Silveira, Jonas Moraes-Filho, João Fábio Soares, Mariana Granziera Spolidorio, Rita de Maria Seabra Nogueira de Candanedo Guerra   +7 more
doaj   +1 more source

Distribution of different Rickettsia species in countries of the WHO Eastern Mediterranean (WHO-EMRO) region: An overview

Travel Medicine and Infectious Disease
Subject: Rickettsia is a zoonotic bacterial pathogen transmitted by vectors and has extensive reservoirs in animal and human populations. Rickettsiosis is a public health problem all over the world.
Shahin Seidi, Amir Hossein Omidi, Saber Esmaeili   +2 more
doaj   +1 more source

Multistate Survey of American Dog Ticks \u3ci\u3e(Dermacentor variabilis)\u3c/i\u3e for \u3ci\u3eRickettsia\u3c/i\u3e Species [PDF]

, 2019
Dermacentor variabilis, a common human-biting tick found throughout the eastern half and along the west coast of the United States, is a vector of multiple bacterial pathogens. Historically, D.
Allerdice, Michelle E.J., Dykstra, Elizabeth A., Eisen, Rebecca J., Gaff, Holly D., Goddard, Jerome, Hecht, Joy A., Johnson, Tammi L., Karpathy, Sandor E., Mastel, Laura, Paddock, Christopher D., Pagac, Benedict B., Varela-Stokes, Andrea S.   +11 more
core   +1 more source

Rickettsial infection in capybaras (Hydrochoerus hydrochaeris) from São Paulo, Brazil: serological evidence for infection by Rickettsia bellii and Rickettsia parkeri.

Biomedica : revista del Instituto Nacional de Salud, 2008
In Brazil, capybaras (Hydrochoerus hydrochaeris) are important hosts for Amblyomma ticks, which in turn can transmit rickettsiae to humans and animals. Therefore, capybaras are potential sentinels for rickettsial infection.The present study evaluated rickettsial infection in capybaras in different areas of the state of São Paulo, where rickettsiosis ...
Richard C, Pacheco, Mauricio C, Horta, Jonas, Moraes-Filho, Alexandre C, Ataliba, Adriano, Pinter, Marcelo B, Labruna   +5 more
openaire   +1 more source

Infecção rickettsial em Cerro Largo, Rio Grande do Sul [PDF]

, 2011
CADORE, G.C., HILGER, R.B., LABRUNA, M.B., OGRZEWALSKA, M., PACHECO, R.C., SANGIONI, L.A., TONIM, R., VOGEL, F.F.S.   +7 more
core   +3 more sources

Amoebal pathogens as emerging causal agents of pneumonia [PDF]

, 2017
Despite using modern microbiological diagnostic approaches, the aetiological agents of pneumonia remain unidentified in about 50% of cases. Some bacteria that grow poorly or not at all in axenic media used in routine clinical bacteriology laboratory but ...
Greub, Gilbert, Lamoth, Frédéric
core  

Density and behavior of capybara (Hydrochoerus hydrochaeris) ticks (Acari: Ixodidae) Amblyomma sculptum and Amblyomma dubitatum with notes on Rickettsia bellii infection: Assessing human exposure risk

Ticks and Tick-borne Diseases
In several urban and peri‑urban areas of Brazil, populations of Amblyomma sculptum and Amblyomma dubitatum ticks are maintained by capybaras (Hydrochoerus hydrochaeris). In some of these areas, this host and these tick species are associated with Brazilian spotted fever (BSF), a lethal human disease caused by the bacterium Rickettsia rickettsii.
Matias P.J. Szabó, Caroline Lopes Queiroz, Adriane Suzin, Vinicius da Silva Rodrigues, Raíssa Brauner Kamla Vieira, Maria Marlene Martins, Lais Miguel Rezende, Ana Carolina P. Sousa, Vanessa do Nascimento Ramos, Fernanda Marinho Muraro, Lais Keocheguerian Fernandes, Lorena C.M. Santos, Rodrigo da Costa Maia, Amanda Ferreira Rezende   +13 more
openaire   +3 more sources

Host origin of plastid solute transporters in the first photosynthetic eukaryotes [PDF]

, 2007

core   +1 more source

ISOLATION OF Rickettsia bellii FROM Amblyomma ovale AND Amblyomma incisum TICKS FROM SOUTHERN BRAZIL

, 2008
Objective. To isolate and characterize rickettsiae from the ticks Amblyomma ovale and Amblyomma incisum collected in the state of São Paulo. Materials and methods. Adult, free-living A. ovale and A. incisum were collected in an Atlantic rainforest area in the state of São Paulo, Brazil.
Pacheco, Richard, Rosa, Simone, Richtzenhain, Leonardo, Szabó, Matias P. J., Labruna, Marcelo B   +4 more
openaire   +1 more source