Results 51 to 60 of about 9,084 (203)

Molecular pathogenesis of Rocky Mountain spotted fever: a brief review

IMC Journal of Medical Science, 2021
Rocky Mountain spotted fever (RMSF) is a bacterial infection caused by Rickettsia, a diverse group of small Gram-negative rod-shaped α-proteobacteria, and obligates intracellular pathogens, which are free-living in hosts' cell cytoplasm and are ...
Peter Uteh Upla, Bashiru Sani, Naja’atu Shehu Hadi, Fatima Yusuf Al-Mustapha, Kabiru Shuaibu   +4 more
doaj   +1 more source

Diagnosis and Management of Tickborne Rickettsial Diseases: Rocky Mountain Spotted Fever and Other Spotted Fever Group Rickettsioses, Ehrlichioses, and Anaplasmosis - United States.

MMWR Recommendations and Reports, 2016
Tickborne rickettsial diseases continue to cause severe illness and death in otherwise healthy adults and children, despite the availability of low-cost, effective antibacterial therapy.
Holly M. Biggs, C. B. Behravesh, Kristy K. Bradley, F. S. Dahlgren, Naomi A Drexler, J. S. Dumler, Scott M. Folk, Cecilia Y. Kato, R. Lash, Michael L. Levin, R. Massung, R. Nadelman, William L. Nicholson, C. Paddock, B. Pritt, Marc S. Traeger   +15 more
semanticscholar   +1 more source

Feeding Period Required by Amblyomma aureolatum Ticks for Transmission of Rickettsia rickettsii to Vertebrate Hosts

Emerging Infectious Diseases, 2014
Rocky Mountain spotted fever is endemic to the São Paulo metropolitan area, Brazil, where the etiologic agent, Rickettsia rickettsii, is transmitted to humans by adult Amblyomma aureolatum ticks.
Danilo G. Saraiva, Herbert S. Soares, João Fábio Soares, Marcelo B. Labruna   +3 more
doaj   +1 more source

Rickettsia rickettsii Co-feeding Transmission among Amblyomma aureolatum Ticks

Emerging Infectious Diseases, 2018
Amblyomma aureolatum ticks are vectors of Rickettsia rickettsii, the etiologic agent of Rocky Mountain spotted fever in Brazil. Maintenance of R. rickettsii in nature depends on horizontal transmission along tick generations.
Jonas Moraes-Filho, Francisco B. Costa, Monize Gerardi, Herbert S. Soares, Marcelo B. Labruna   +4 more
doaj   +1 more source

Rickettsia rickettsii Transmission by a Lone Star Tick, North Carolina

Emerging Infectious Diseases, 2011
Only indirect or circumstantial evidence has been published to support transmission of Rickettsia rickettsii by Amblyomma americanum (lone star) ticks in North America. This study provides molecular evidence that A.
Edward B. Breitschwerdt, Barbara C. Hegarty, Ricardo G. Maggi, Paul M. Lantos, Denise M. Aslett, Julie M. Bradley   +5 more
doaj   +1 more source

Living in the Mycelial World

Topics in Cognitive Science, EarlyView.
Abstract This manuscript documents a systematic ethnomycological analysis of ethnographic archives. Focusing on texts describing human–fungi interactions, I conduct a global, cross‐cultural review of mushroom use, covering 193 societies worldwide. The study reveals diverse mushroom‐related cultural practices, emphasizing the significance of fungi ...
Roope O. Kaaronen
wiley   +1 more source

Tick-Borne Diseases and Pregnancy: A Narrative Review Evaluating Pregnancy Complications Caused by Tick-Borne Diseases

Tropical Medicine and Infectious Disease
Ticks are vectors of public health concern because the pathogens they transmit can cause detrimental diseases in humans. Lyme disease, tick-borne relapsing fever, human granulocytic anaplasmosis, Rocky Mountain spotted fever, tick-borne encephalitis ...
Michael W. Curtis, Job E. Lopez
doaj   +1 more source

Cosmovision as Cognitive Technology: The Case of Mesoamerican Medicinal Knowledge

Topics in Cognitive Science, EarlyView.
Abstract We examine the use of cognitive technologies in the acquisition and retention of botanical and medicinal knowledge. We focus on the Cruz‐Badianus codex, a 16th‐century Nahua (Aztec) herbarium which discusses the use of plants for a range of illnesses.
Johan De Smedt, Helen De Cruz
wiley   +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

Adult Onset Still's Disease and Rocky Mountain Spotted Fever

Case Reports in Medicine, 2010
Adult Still's Disease was first described in 1971 by Bywaters in fourteen adult female patients who presented with symptoms indistinguishable from that of classic childhood Still's Disease (Bywaters, 1971).
Paul Persad, Rajendrakumar Patel, Niki Patel   +2 more
doaj   +1 more source