Results 31 to 40 of about 838,017 (221)

Male-killing bacteria in insects: mechanisms, incidence and implications [PDF]

open access: yes, 2000
Bacteria that are vertically transmitted through female hosts and kill male hosts that inherit them were first recorded in insects during the 1950s. Recent studies have shown these "male-killers" to be diverse and have led to a reappraisal of the biology
Hurst, GDD   +3 more
core   +1 more source

An Update on the Laboratory Diagnosis of Rickettsia spp. Infection [PDF]

open access: yesPathogens, 2021
Rickettsia species causing human illness are present globally and can cause significant disease. Diagnosis and identification of this intracellular bacteria are challenging with many available diagnostic modalities suffering from several shortcomings. Detection of antibodies directed against Rickettsia spp.
Adam G. Stewart, Alexandra G. A. Stewart
openaire   +5 more sources

Severe Rickettsia typhi Infections, Costa Rica

open access: yesEmerging Infectious Diseases, 2023
Murine typhus is a febrile, fleaborne disease caused by infection with Rickettsia typhi bacteria. Cases can range from mild and nonspecific to fatal. We report 2 cases of murine typhus in Costa Rica, confirming the presence and circulation of R.
Diana Chinchilla   +4 more
doaj   +1 more source

Murine Typhus and Leptospirosis as Causes of Acute Undifferentiated Fever, Indonesia [PDF]

open access: yes, 2009
To investigate rickettsioses and leptospirosis among urban residents of Semarang, Indonesia, we tested the blood of 137 patients with fever. Evidence of Rickettsia typhi, the agent of murine typhus, was found in 9 patients.
Hartskeerl, Rudy A.   +5 more
core   +1 more source

Clinical Manifestations in a Fatal Case of Probable Rickettsia and Leptospira Coinfection in Yucatan, Mexico

open access: yesPathogens, 2021
Clinical or serological coinfections of Rickettsia and Leptospira are uncommon but should be included in differential diagnosis when poor sanitation and cohabitation with infected animals may converge.
Karla R. Dzul-Rosado   +4 more
doaj   +1 more source

Rickettsia slovaca Infection: DEBONEL/TIBOLA [PDF]

open access: yesAnnals of the New York Academy of Sciences, 2006
Abstract:  This study describes the epidemiological, clinical, and microbiological characteristics of a new tick‐borne disease in Spain—Dermacentor‐borne necrosis erythema lymphadenopathy (DEBONEL). The clinical presentations include an eschar at the site of the tick bite, surrounded by an erythema and painful regional lymphadenopathy.
Ibarra, V.   +8 more
openaire   +2 more sources

Reservoirs and vectors of bartonellae and rickettsiae in New Caledonia [PDF]

open access: yes, 2016
Les bartonelloses et les rickettsioses sont des infections à transmission vectorielle souvent graves chez l’homme, mais asymptomatiques chez les animaux. Afin d’identifier de potentiels réservoirs et/ou vecteurs d’infections dues à Bartonella spp.
Cabre, Olivier   +3 more
core   +1 more source

Detecting Rickettsia parkeri Infection from Eschar Swab Specimens

open access: yesEmerging 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   +6 more
doaj   +1 more source

Molecular Detection and Characterization of Rickettsia Species in Ixodid Ticks Collected From Cattle in Southern Zambia

open access: yesFrontiers in Veterinary Science, 2021
Tick-borne zoonotic pathogens are increasingly becoming important across the world. In sub-Saharan Africa, tick-borne pathogens identified include viruses, bacteria and protozoa, with Rickettsia being the most frequently reported.
Simbarashe Chitanga   +12 more
doaj   +1 more source

Detection of "Rickettsia sp strain Uilenbergi" and "Rickettsia sp strain Davousti" in Amblyomma tholloni ticks from elephants in Africa [PDF]

open access: yes, 2007
Background: To date, 6 tick-borne rickettsiae pathogenic for humans are known to occur in Africa and 4 of them were first identified in ticks before being recognized as human pathogens.
Didier Raoult   +14 more
core   +1 more source

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