Results 11 to 20 of about 10,073 (186)

The natural history of Amblyomma maculatum sensu lato, a vector of Rickettsia parkeri rickettsiosis, in southern Arizona [PDF]

open access: goldScientific Reports
Amblyomma maculatum sensu lato (s.l.) is an ixodid tick found in the semi-arid southwestern United States and northern Mexico where it is a parasite of medical and veterinary significance, including as a vector for Rickettsia parkeri, a cause of spotted ...
Geoffrey E. Lynn   +7 more
doaj   +4 more sources

A draft of the genome of the Gulf Coast tick, Amblyomma maculatum. [PDF]

open access: hybridTicks Tick Borne Dis, 2023
The Gulf Coast tick, Amblyomma maculatum, inhabits the Southeastern states of the USA bordering the Gulf of Mexico, Mexico, and other Central and South American countries. More recently, its U.S.
Ribeiro JMC   +8 more
europepmc   +3 more sources

Gulf Coast Ticks (Amblyomma maculatum) and Rickettsia parkeri, United States

open access: yesEmerging Infectious Diseases, 2007
Geographic distribution of Rickettsia parkeri in its US tick vector, Amblyomma maculatum, was evaluated by PCR. R. parkeri was detected in ticks from Florida, Georgia, Kentucky, Mississippi, Oklahoma, and South Carolina, which suggests that A.
John W. Sumner   +6 more
doaj   +2 more sources

Rickettsia parkeri and Candidatus Rickettsia andeanae in Amblyomma maculatum Group Ticks [PDF]

open access: yesEmerging Infectious Diseases, 2020
We determined prevalence of Rickettsia spp. in 172 ticks of the Amblyomma maculatum group collected from 16 urban sites in Oklahoma City, Oklahoma, USA, during 2017 and 2018.
Bruce H. Noden   +2 more
doaj   +2 more sources

Rickettsia parkeri and Candidatus Rickettsia andeanae in Tick of the Amblyomma maculatum Group, Mexico [PDF]

open access: yesEmerging Infectious Diseases, 2019
We report Rickettsia parkeri and Candidatus Rickettsia andeanae in ticks of the Amblyomma maculatum group collected from dogs in Sonora, Mexico. Molecular characterization of these bacteria was accomplished by DNA amplification and sequence analysis of ...
Jesús Delgado-de la Mora   +11 more
doaj   +2 more sources

The Amblyomma maculatum Koch, 1844 (Acari: Ixodidae) group of ticks: phenotypic plasticity or incipient speciation? [PDF]

open access: yesParasites & Vectors, 2018
Background The goal of this study was to reassess the taxonomic status of A. maculatum, A. triste and A. tigrinum by phylogenetic analysis of five molecular markers [four mitochondrial: 12S rDNA, 16S rDNA, the control region (DL) and cytochrome c oxidase
Paula Lado   +14 more
doaj   +2 more sources

Modeling Potential Habitat for Amblyomma Tick Species in California [PDF]

open access: yesInsects, 2019
The Amblyomma genus of ticks comprises species that are aggressive human biters and vectors of pathogens. Numerous species in the genus are undergoing rapid range expansion.
Emily L. Pascoe   +3 more
doaj   +2 more sources

Rickettsia parkeri in Amblyomma maculatum Ticks, North Carolina, USA, 2009–2010

open access: yesEmerging Infectious Diseases, 2011
We detected Rickettsia parkeri in 20%−33% of Amblyomma maculatum ticks sampled in North Carolina. Results highlight the high frequencies of R. parkeri–infected ticks in the state with the highest annual incidence of Rocky Mountain spotted fever ...
Andrea S. Varela-Stokes   +3 more
doaj   +2 more sources

Rickettsia parkeri genetic diversity from three different hard tick species (family: Ixodidae) [PDF]

open access: yesParasites & Vectors
Background Rickettsia parkeri sensu stricto, a causative agent of spotted fever rickettsiosis, is spread via the bite of infected ticks within the Amblyomma maculatum complex group. In the United States of America (USA), Am.
Madeleine Meyer Torelli   +3 more
doaj   +2 more sources

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