Results 91 to 100 of about 13,960 (198)

Serologic evidence of the exposure of small mammals to spotted-fever Rickettsia and Rickettsia bellii in Minas Gerais, Brazil

Journal of Infection in Developing Countries, 2016
Introduction: Sources of pathogenic Rickettsia in wildlife are largely unknown in Brazil. In this work, potential tick vectors and seroreactivity of small mammals against four spotted-fever group Rickettsia (R. rickettsii, R. parkeri, R.
Marcella Gonçalves Coelho, Vanessa do Nascimento Ramos, Jean Ezequiel Limongi, Elba Regina Sampaio de Lemos, Alexandro Guterres, Sócrates Fraga da Costa Neto, Tatiana Rozental, Cibele Rodrigues Bonvicino, Paulo Sérgio D'Andrea, Jonas Moraes-Filho, Marcelo Bahia Labruna, Matias Pablo Juan Szabó   +11 more
doaj   +1 more source

Primary isolation of spotted fever group rickettsiae from Amblyomma cooperi collected from Hydrochaeris hydrochaeris in Brazil

Memorias do Instituto Oswaldo Cruz, 1996
This paper reports the first isolation of a spotted fever group rickettsia from an Amblyomma cooperi ixodid collected from a capybara (Hydrochaeris hydrochaeris) in an endemic area of spotted fever in the County of Pedreira, State of São Paulo, Brazil ...
Elba Regina Sampaio de Lemos, Heloísa Helena Barbosa Melles, Sílvia Colombo, Raimundo Diogo Machado, José Rodrigues Coura, Maria Angélica Arpon Guimarães, Selênio R Sanseverino, Aline Moura   +7 more
doaj   +1 more source

Simultaneous serological assessment of four zoonotic rickettsiae among dogs near the United States-Mexico border.

PLoS Neglected Tropical Diseases
Obligately intracellular rickettsiae cause a broad spectrum of disease in humans and animals, ranging from mild illness to life-threatening infections. Multiple species co-circulate along the southern United States of America-northern Mexico border, yet ...
Francesca Rubino, Sarah A Hamer, Andres M López-Pérez, Samantha Schuchman, Kailyn Lozano, Alexandra Saffold, Mario A Rodríguez-Pérez, Nadia A Fernández-Santos, Janet Foley   +8 more
doaj   +1 more source

Survey of vector-borne agents in feral cats and first report of Babesia gibsoni in cats on St Kitts, West Indies

BMC Veterinary Research, 2017
Background As there is little data on vector-borne diseases of cats in the Caribbean region and even around the world, we tested feral cats from St Kitts by PCR to detect infections with Babesia, Ehrlichia and spotted fever group Rickettsia (SFGR) and ...
Patrick John Kelly, Liza Köster, Jing Li, Jilei Zhang, Ke Huang, Gillian Carmichael Branford, Silvia Marchi, Michel Vandenplas, Chengming Wang   +8 more
doaj   +1 more source

A review of the genus Rickettsia in Central America

Research and Reports in Tropical Medicine, 2018
Sergio E Bermúdez C,1 Adriana Troyo2 1Department of Medical Entomology, Gorgas Memorial Institute for Health Research, Panamá; 2Vector Research Laboratory, Tropical Diseases Research Center, Faculty of Microbiology, University of Costa Rica,
Bermúdez C SE, Troyo A
doaj  

Characterization of recombinant proteins from Rickettsia rickettsii for serological diagnosis in patients

, 2023
Brazilian Spotted Fever (BSF) is a disease strongly associated with wild boars (Sus scrofa) as its primary hosts, caused by the etiological agent Rickettsia rickettsii.
Loza, Maribel Limachi
core   +1 more source

Antibodies against rickettsiae from spotted fever groups in horses from two mesoregions in the state of Santa Catarina, Brazil

Arquivo Brasileiro de Medicina Veterinária e Zootecnia, 2013
Bacteria of the Rickettsia genus are agents of Brazilian Spotted Fever (BSF), a zoonotic disease which is difficult to diagnose, evolves quickly and can result in death. Antibodies against Rickettsia spp.
A.P. Medeiros, A.B. Moura, A.P. Souza, V. Bellato, A.A. Sartor, A. Vieira-Neto, J. Moraes-Filho, M.B. Labruna   +7 more
doaj   +1 more source

Intranuclear growth of Rickettsia rickettsii [PDF]

Journal of Bacteriology, 1968
W, Burgdorfer, R L, Anacker, R G, Bird, D S, Bertram   +3 more
openaire   +2 more sources

Experimental Infection of Amblyomma aureolatum Ticks with Rickettsia rickettsii

, 2011
We experimentally infected Amblyomma aureolatum ticks with the bacterium Rickettsia rickettsii, the etiologic agent of Rocky Mountain spotted fever (RMSF). These ticks are a vector for RMSF in Brazil. R.
Marcelo B. Labruna, PINTER, Adriano, LABRUNA, Marcelo B., Thiago F. Martins, Adriano Pinter, ALMEIDA, Aliny P., NIERI-BASTOS, Fernanda A., João F. Soares, MARTINS, Thiago F., MORAES-FILHO, Jonas, Aliny P. Almeida, OGRZEWALSKA, Maria, SOARES, Joao F., Fernanda A. Nieri-Bastos, Maria Ogrzewalska, Jonas Moraes-Filho, SOARES, Herbert S., Herbert S. Soares   +17 more
core   +1 more source

Antibodies for Rickettsia spp. in patients with negative serology for dengue virus, leptospirosis, and meningococcal disease in municipalities of São Paulo State, Brazil

Revista da Sociedade Brasileira de Medicina Tropical
INTRODUCTION Brazilian spotted fever is an infectious disease with a high mortality rate if not treated early. Differential diagnosis is difficult, as the first clinical signs are non-specific and can be confused with other diseases.
Juliana Anacleto Cabral Prata, Celso Eduardo de Souza, Rodrigo Nogueira Angerami, Taíse Marongio Cotrim de Moraes Barbosa, Fabiana Cristina Pereira dos Santos, Silvia Colombo, Vânia Martins Fontes Del Guercio, Maria Rita Donalísio   +7 more
doaj   +1 more source