Results 101 to 110 of about 14,699 (253)

First report of spotted fever group Rickettsia in Cuba

Ticks and Tick-borne Diseases, 2016
Rickettsia amblyommii has been commonly detected in ticks worldwide and several reports suggest that this bacterium could be a human pathogen. In this study, 356 Amblyomma mixtum adults and 66 Amblyomma sp. nymphs were collected from a Cuban rural community and screened with Rickettsia -specific PCR primers followed by amplicon sequencing ...
Noda, Angel A., Rodríguez, Islay, Miranda, Jorge, Mattar, Salim, Cabezas-Cruz, Alejandro   +4 more
openaire   +3 more sources

Detection of pathogens in Dermacentor reticulatus in northwestern Europe: evaluation of a high-throughput array

Heliyon, 2019
Background: The geographic distribution of Dermacentor reticulatus is expanding in Europe. Surveillance of this tick species and its pathogens is desirable, as it transmits pathogens of public and veterinary importance.
Hein Sprong, Manoj Fonville, Arieke Docters van Leeuwen, Elodie Devillers, Adolfo Ibañez-Justicia, Arjan Stroo, Kayleigh Hansford, Benjamin Cull, Jolyon Medlock, Paul Heyman, Christel Cochez, Lisa Weis, Cornelia Silaghi, Sara Moutailler   +13 more
doaj   +1 more source

Anti rickettsia-antibody for spotted fever group in horses and dogs in the North of Paraná Stated, Brazil [PDF]

, 2010
The Brazilian Spotted Fever (BSF) is a zoonosis that can be fatal if not trteated. As there are few studies of the BSF in the Paraná State, the occurrence of BSF was serologically investigated in dogs and horses by indirect immunofluorescence assay (IFA),
GALHARDO, J.A., LABRUNA, M.B., OTOMURA, F.H., PACHECO, R.C., RIBEIRO, M.G., SANGIONI, L.A., TEODORO, U.   +6 more
core   +2 more sources

A Case of Illness Following a Bite by a Male Lone Star Tick (Amblyomma americanum Linnaeus) Infected With Ehrlichia sp. and Rickettsia amblyommatis in Connecticut, United States

Clinical Case Reports, Volume 13, Issue 9, September 2025.
A case of local lymphadenopathy and a flu‐like illness in a man, following a bite by a male lone star tick infected with Ehrlichia sp. and Rickettsia amblyommatis. ABSTRACT The lone star tick (Amblyomma americanum Linnaeus) is a species commonly found in the southeastern U.S., but in recent years its populations have expanded northward, resulting in an
Noelle Khalil, Abigail Chang, Lorelei Sandland, Henry M. Feder Jr., Goudarz Molaei   +4 more
wiley   +1 more source

Molecular evidence of Rickettsia felis infection in dogs from northern territory, Australia

Parasites & Vectors, 2011
The prevalence of spotted fever group rickettsial infection in dogs from a remote indigenous community in the Northern Territory (NT) was determined using molecular tools.
Rees Robert L, O'Leary Caroline A, Thompson Mary F, Kopp Steven R, Hii Sze-Fui, Traub Rebecca J   +5 more
doaj   +1 more source

Spatial and temporal analyses of Dermacentor variabilis (Say) (Acari: Ixodidae) in central and eastern Canada

Medical and Veterinary Entomology, Volume 39, Issue 3, Page 515-524, September 2025.
One thousand one hundred ninety‐eight adult Dermacentor variabilis (Say), a species of veterinary and human medical importance, were collected from companion animals in central and eastern Canada. Peaks in adult D. variabilis submissions occurred in May and June across the provinces. Most submissions of adult D.
Grace K. Nichol, J. Scott Weese, Shaun J. Dergousoff, Amy L. Greer, Katie M. Clow   +4 more
wiley   +1 more source

Human Infections by Multiple Spotted Fever Group Rickettsiae in Tennessee [PDF]

The American Society of Tropical Medicine and Hygiene, 2016
Rocky Mountain spotted fever is the most common tick-borne disease in Tennessee. However, Rickettsia rickettsii has rarely been isolated from endemic ticks, suggesting rickettsioses may be caused by other species. A total of 56 human serum samples that were serologically positive for exposure to Rickettsia were obtained from commercial laboratories in ...
Josie, Delisle, Nicole L, Mendell, Annica, Stull-Lane, Karen C, Bloch, Donald H, Bouyer, Abelardo C, Moncayo   +5 more
openaire   +2 more sources

Rickettsia africae in the West Indies

Emerging Infectious Diseases, 2006
Rickettsia africae is the agent of African tick-bite fever, a mild but common disease of local persons and tourists in Africa. The major vector of this spotted fever group rickettsia is most likely Amblyomma variegatum, the tropical bont tick, which has ...
Patrick J. Kelly
doaj   +1 more source

Spotted fever group rickettsiae (SFGR) detection in ticks following reported human case of Japanese spotted fever in Niigata Prefecture, Japan

Scientific Reports, 2021
Japanese spotted fever, a tick-borne disease caused by Rickettsia japonica, was firstly described in southwestern Japan. There was a suspicion of Rickettsia japonica infected ticks reaching the non-endemic Niigata Prefecture after a confirmed case of ...
Reiko Arai, Megumi Sato, Miwako Kato, Junko Aoki, Akiko Nishida, Kaori Watanabe, Chika Hirokawa, Sumire Ikeda, Kozo Watanabe, Maria Angenica F. Regilme, Marcello Otake Sato, Tsutomu Tamura   +11 more
doaj   +1 more source

The Effects of X-rays and Beta Rays (Tritium) on the Growth of \u3cem\u3eRickettsia mooseri\u3c/em\u3e and \u3cem\u3eRickettsia akari\u3c/em\u3e in Embryonate Eggs [PDF]

, 1960
The growth of Rickettsia mooseri was accelerated and quantitatively increased in embryonate eggs containing tritium oxide at levels of 180, 90, and 45 mc./egg during the growth period.
Greiff, Donald, Kisieleski, Walter E., Pinkerton, Henry, Powers, E. L.   +3 more
core   +1 more source