Results 61 to 70 of about 1,338 (118)

Rickettsial infection in ticks infesting wild birds from two eco-regions of Argentina

Revista Brasileira de Parasitologia Veterinária
Several tick-borne Rickettsia species are recognized human pathogens in Argentina. Here we evaluated rickettsial infection in ticks collected on passerine birds during 2011-2012 in two eco-regions of Argentina.
Fernando Sebastián Flores, Francisco Borges Costa, Santiago Nava, Luiz Adrián Diaz, Marcelo Bahia Labruna   +4 more
doaj   +1 more source

2020 ACVIM Forum On Demand Research Abstract Program

, 2020
Journal of Veterinary Internal Medicine, Volume 34, Issue 6, Page 2830-2989, November/December 2020.
wiley   +1 more source

Rickettsia parkeri in Amblyomma triste from Uruguay

Emerging Infectious Diseases, 2004
Our goal was to detect whether spotted fever group Rickettsia are found in the suspected vector of rickettsioses, Amblyomma triste, in Uruguay. Rickettsia parkeri was detected in A.
José M. Venzal, Aránzazu Portillo, Agustín Estrada-Peña, Oscar Castro, Perla A. Cabrera, José A. Oteo   +5 more
doaj   +1 more source

A biosafety level-2 dose-dependent lethal mouse model of spotted fever rickettsiosis: Rickettsia parkeri Atlantic Rainforest strain.

PLoS Neglected Tropical Diseases, 2019
BackgroundThe species of the Rickettsia genus are separated into four groups: the ancestral group, typhus group, transitional group and spotted fever group.
Andrés F Londoño, Nicole L Mendell, David H Walker, Donald H Bouyer   +3 more
doaj   +1 more source

Detecting Rickettsia parkeri Infection from Eschar Swab Specimens

Emerging Infectious Diseases, 2013
The typical clinical presentation of several spotted fever group Rickettsia infections includes eschars. Clinical diagnosis of the condition is usually made by analysis of blood samples.
Todd Myers, Tahaniyat Lalani, Mike Dent, Ju Jiang, Patrick L. Daly, Jason D. Maguire, Allen L. Richards   +6 more
doaj   +1 more source

Rickettsia parkeri in Argentina

Emerging Infectious Diseases, 2008
Clinical reports of an eschar-associated rickettsiosis in the Paraná River Delta of Argentina prompted an evaluation of Amblyomma triste ticks in this region. When evaluated by PCR, 17 (7.6%) of 223 questing adult A.
Santiago Nava, Yasmin Elshenawy, Marina E. Eremeeva, John W. Sumner, Mariano Mastropaolo, Christopher D. Paddock   +5 more
doaj   +1 more source

Rickettsia parkeri Rickettsiosis, Argentina

Emerging Infectious Diseases, 2011
Rickettsia parkeri, a recently identified cause of spotted fever rickettsiosis in the United States, has been found in Amblyomma triste ticks in several countries of South America, including Argentina, where it is believed to cause disease in humans.
Yamila Romer, Alfredo C. Seijo, Favio Crudo, William L. Nicholson, Andrea Varela-Stokes, R. Ryan Lash, Christopher D. Paddock   +6 more
doaj   +1 more source

Rickettsia parkeri and Rickettsia montanensis, Kentucky and Tennessee, USA

Emerging Infectious Diseases, 2014
We found that 14.3% (15/105) of Amblyomma maculatum and 3.3% (10/299) of Dermacentor variabilis ticks collected at 3 high-use military training sites in west-central Kentucky and northern Tennessee, USA, were infected with Rickettsia parkeri and ...
Benedict B. Pagac, Melissa K. Miller, Meagan C. Mazzei, David H. Nielsen, Ju Jiang, Allen L. Richards   +5 more
doaj   +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

First Confirmed Human Case of Rickettsia parkeri Strain Atlantic Rainforest Infection on the North Coast of São Paulo State, Brazil

Zoonotic Diseases
Rickettsia parkeri strain Atlantic rainforest is an emerging pathogen in Brazil, but human infections remain rarely reported. We report the first confirmed case in the municipality of Caraguatatuba on the northern coast of São Paulo State, Brazil.
Michellin Pereira de Albuquerque, Cassiano Barbosa, Marcelo Bahia Labruna, Luis Filipe Mucci, Ludia Barboza Leite, Daniele Rosa Xavier de Melo, Thiago Fernandes Martins, Adriano Pinter   +7 more
doaj   +1 more source