A new spotted fever group Rickettsia genotype in Haemaphysalis leporispalustris from Maine, USA [PDF]
Ticks and Tick-Borne DiseasesSpotted fever group (SFG) rickettsioses are increasingly recognized worldwide as threats to public health. Rickettsia rickettsii, Rickettsia parkeri, and Rickettsia rickettsii subspecies californica cause spotted fever rickettsioses, including Rocky ...
Guang Xu +5 more
doaj +2 more sources
Diagnosis of spotted fever group Rickettsia infections: the Asian perspective. [PDF]
Epidemiol Infect, 2019 Spotted fever group rickettsiae (SFG) are a neglected group of bacteria, belonging to the genus Rickettsia, that represent a large number of new and emerging infectious diseases with a worldwide distribution. The diseases are zoonotic and are transmitted
Robinson MT +4 more
europepmc +2 more sources
Emerging Infectious DiseasesThe incidence of spotted fever group (SFG) rickettsioses in the United States has tripled since 2010. Rocky Mountain spotted fever, the most severe SFG rickettsiosis, is caused by Rickettsia rickettsii.
Will S. Probert +11 more
doaj +2 more sources
Molecular detection and characterization of spotted fever group Rickettsia and Anaplasma in ticks from Pakistan [PDF]
ParasitologyThe present study was designed to report the prevalence of spotted fever group Rickettsia and Anaplasma in ticks from Pakistan. To address this knowledge gap, ticks were collected from October 2019 to November 2020 from livestock hosts.
Khan Sadia Salim +7 more
doaj +2 more sources
Japanese Spotted Fever, South Korea [PDF]
Emerging Infectious Diseases, 2006 We describe the first case of Japanese spotted fever and the first isolate of spotted fever group rickettsia from a patient in South Korea. The isolated rickettsia from the patient was identified as Rickettsia japonica by analysis of the nucleotide ...
Moon-Hyun Chung +8 more
doaj +3 more sources
Human Spotted Fever Group Rickettsia Infecting Yaks (Bos grunniens) in the Qinghai-Tibetan Plateau Area. [PDF]
Pathogens, 2020 The Qinghai-Tibetan Plateau Area (QTPA) is a plateau with the highest average altitude, located in Northwestern China. There is a risk for interspecies disease transmission, such as spotted fever rickettsioses.
Jian Y +12 more
europepmc +2 more sources
Flinders Island Spotted Fever Rickettsioses Caused by “marmionii” Strain of Rickettsia honei, Eastern Australia [PDF]
Emerging Infectious Diseases, 2007 Australia has 4 rickettsial diseases: murine typhus, Queensland tick typhus, Flinders Island spotted fever, and scrub typhus. We describe 7 cases of a rickettsiosis, with an acute onset and symptoms of fever (100%), headache (71%), arthralgia (43 ...
Nathan B. Unsworth +10 more
doaj +5 more sources
Comparative growth of spotted fever group Rickettsia spp. strains in Vero cells [PDF]
Memorias do Instituto Oswaldo Cruz, 2016 In Brazil, the spotted fever group (SFG) Rickettsia rickettsii and Rickettsia parkeri related species are the etiological agents of spotted fever rickettsiosis. However, the SFG, Rickettsia rhipicephali, that infects humans, has never been reported.
Arannadia Barbosa Silva +8 more
doaj +2 more sources
Detection of Spotted Fever Group Rickettsia DNA by Deep Sequencing [PDF]
Emerging Infectious Diseases, 2017 After conventional molecular and serologic testing failed to diagnose the cause of illness, deep sequencing identified spotted fever group Rickettsia DNA in a patient’s blood sample. Sequences belonged to R.
Rikki M.A. Graham +3 more
doaj +2 more sources
Spotted Fever Group Rickettsia Infection and Transmission Dynamics in Amblyomma maculatum. [PDF]
Infect Immun, 2019 Tick vectors are capable of transmitting several rickettsial species to vertebrate hosts, resulting in various levels of disease. Studies have demonstrated the transmissibility of both rickettsial pathogens and novel Rickettsia species or strains with ...
Suwanbongkot C +5 more
europepmc +2 more sources