Results 91 to 100 of about 12,137 (236)

Upscaling the surveillance of tick-borne pathogens in the French Caribbean Islands [PDF]

open access: yes, 2020
Despite the high burden of vector-borne disease in (sub)tropical areas, few information are available regarding the diversity of tick and tick-borne pathogens circulating in the Caribbean.
Albina, Emmanuel   +9 more
core   +2 more sources

New insights into molecular Ehrlichia chaffeensis-host interactions [PDF]

open access: yesMicrobes and Infection, 2010
Ehrlichia chaffeensis is an obligately intracellular bacterium that exhibits tropism for mononuclear phagocytes and survives by reprogramming the host cell. Here we review new information regarding the newly characterized effector molecules and the complex network of molecular host-pathogen interactions that the organism exploits enabling it to thrive ...
Bing Zhu   +3 more
openaire   +3 more sources

Molecular and serological detection of Ehrlichia spp. in cats on São Luís Island, Maranhão, Brazil Detecção molecular e sorológica de Ehrlichia spp. em gatos da ilha de São Luís, Maranhão, Brasil

open access: yesRevista Brasileira de Parasitologia Veterinária, 2012
Ehrlichiosis is a tick-borne disease that affects both humans and animals. The few existing reports on ehrlichiosis in Brazilian cats have been based on observation of morulae in leukocytes and, more recently, on molecular detection of Ehrlichia sp.
Maria do Socorro Costa de Oliveira Braga   +4 more
doaj   +1 more source

The glycoprotein TRP36 of Ehrlichia sp. UFMG-EV and related cattle pathogen Ehrlichia sp. UFMT-BV evolved from a highly variable clade of E. canis under adaptive diversifying selection [PDF]

open access: yes, 2017
[Background]: A new species of Ehrlichia, phylogenetically distant from E. ruminantium, was found in 2010 infecting cattle in Canada. In 2012 and 2013, we reported the in vitro propagation, molecular and ultrastructural characterization of Ehrlichia sp ...
Cabezas-Cruz, Alejandro   +2 more
core   +1 more source

Intravascular persistence of Anaplasma platys, Ehrlichia chaffeensis, and Ehrlichia ewingii DNA in the blood of a dog and two family members

open access: yesParasites & Vectors, 2014
Background Anaplasmosis, caused by Anaplasma phagocytophilum and Anaplasma platys, and ehrlichiosis, caused by Ehrlichia chaffeensis, Ehrlichia ewingii, the "Panola Mountain Ehrlichia" and Ehrlichia muris- like pathogens have been identified as emerging ...
Edward B Breitschwerdt   +6 more
doaj   +1 more source

Fatal Monocytic Ehrlichiosis in Woman, Mexico, 2013

open access: yesEmerging Infectious Diseases, 2016
Human monocytic ehrlichiosis is a febrile illness caused by Ehrlichia chaffeensis, an intracellular bacterium transmitted by ticks. In Mexico, a case of E.
Carolina G. Sosa-Gutierrez   +5 more
doaj   +1 more source

Ehrlichia chaffeensis replication sites in adult Drosophila melanogaster [PDF]

open access: yesInternational Journal of Medical Microbiology, 2013
Ehrlichia chaffeensis is a Gram-negative, obligate intracellular bacterium which causes the tick-borne disease human monocytic ehrlichiosis. In vertebrates, E. chaffeensis replicates in monocytes and macrophages. However, no clear cell or tissue tropism has been defined in arthropods. Our group identified two host genes that control E.
Tonia Von Ohlen   +2 more
openaire   +3 more sources

Ehrlichia chaffeensis and Its Invasin EtpE Block Reactive Oxygen Species Generation by Macrophages in a DNase X-Dependent Manner

open access: yesmBio, 2017
The obligatory intracellular pathogen Ehrlichia chaffeensis lacks most genes that confer resistance to oxidative stress but can block reactive oxygen species (ROS) generation by host monocytes-macrophages.
Omid Teymournejad   +2 more
doaj   +1 more source

Predominance of Ehrlichia ewingii in Missouri dogs [PDF]

open access: yes, 2003
To investigate the species distribution of Ehrlichia present in Missouri dogs, we tested 78 dogs suspected of having acute ehrlichiosis and 10 healthy dogs.
Arens, Max Q   +7 more
core   +3 more sources

Development of Antisense Tools to Study Bodo saltans and Its Intracellular Symbiont

open access: yesMicrobiologyOpen, Volume 14, Issue 2, April 2025.
Obligate symbioses present challenges for functional genetic analysis. This study shows that antisense inhibition cannot be used to investigate gene functions in the aquatic symbiosis between Bodo saltans and its bacterial symbiont. Our work stresses the importance of the development of alternative protocols to study the biology of both the ...
Mastaneh Ahrar   +6 more
wiley   +1 more source

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