Results 21 to 30 of about 6,913 (156)

Wolbachia Impacts Anaplasma Infection in Ixodes scapularis Tick Cells [PDF]

open access: yesInternational Journal of Environmental Research and Public Health, 2022
The specific interactions of members of tick bacterial microbiota and their effects on pathogen transmission remains relatively unexplored. Here, we introduced a novel Wolbachia infection type into Ixodes scapularis tick cells and examined the antipathogenic effects on the intracellular pathogen Anaplasma phagocytophilum.
Kalin M. Skinner   +4 more
openaire   +2 more sources

Population and demographic structure of Ixodes scapularis Say in the eastern United States. [PDF]

open access: yesPLoS ONE, 2014
INTRODUCTION:The most significant vector of tick-borne pathogens in the United States is Ixodes scapularis Say (the blacklegged tick). Previous studies have identified significant genetic, behavioral and morphological differences between northern vs ...
Joyce M Sakamoto   +2 more
doaj   +1 more source

TROSPA, an Ixodes scapularis Receptor for Borrelia burgdorferi [PDF]

open access: yesCell, 2004
The Lyme disease agent Borrelia burgdorferi naturally persists in a cycle that primarily involves ticks and mammals. We have now identified a tick receptor (TROSPA) that is required for spirochetal colonization of Ixodes scapularis. B. burgdorferi outer surface protein A, which is abundantly expressed on spirochetes within the arthropod and essential ...
Pal, Utpal   +13 more
openaire   +2 more sources

Blacklegged Tick or Deer Tick, Ixodes scapularis Say (Arachnida: Acari: Ixodidae)

open access: yesEDIS, 2003
In the United States, the blacklegged tick, Ixodes scapularis Say affects the greatest number of people for three principal reasons: their geographic distribution coincides in the northeastern United States with the greatest concentration of humans ...
Michael R. Patnaude, Thomas N. Mather
doaj   +5 more sources

Double anus in an Ixodes scapularis nymph, a medically important tick vector

open access: yesParasites & Vectors, 2021
Background Ixodes scapularis ticks are medically important arthropod vectors that transmit several pathogens to humans. The observations of morphological abnormalities, including nanism, missing leg, extra leg, and gynandromorphism, have been reported in
Vikas Taank   +3 more
doaj   +1 more source

Efficacy of a proprietary formulation of fipronil/(S)-methoprene/cyphenothrin against Ixodes scapularis tick infestations on dogs

open access: yesParasites & Vectors, 2015
Background Efficacy of FRONTLINE® TRITAK® For Dogs (fipronil/(S)-methoprene/cyphenothrin, Merial, Inc., Duluth, GA) against Ixodes scapularis was evaluated in two separate, but concurrent laboratory studies.
Doug Carithers   +3 more
doaj   +1 more source

Two Anaplasma phagocytophilum Strains in Ixodes scapularis Ticks, Canada

open access: yesEmerging Infectious Diseases, 2014
We developed PCR-based assays to distinguish a human pathogenic strain of Anaplasma phagocytophilum, Ap-ha, from Ap-variant 1, a strain not associated with human infection. The assays were validated on A.
Chantel N. Krakowetz   +3 more
doaj   +1 more source

Ixodes scapularis Is the Most Susceptible of the Three Canonical Human-Biting Tick Species of North America to Repellent and Acaricidal Effects of the Natural Sesquiterpene, (+)-Nootkatone

open access: yesInsects, 2023
Ticks are vectors of many human and animal zoonotic disease-causing agents causing significant global health and economic strain. Repellents and acaricides are integral to the human capacity for personal protection from tick bites.
Eric L. Siegel   +7 more
doaj   +1 more source

Babesia microti, Upstate New York

open access: yesEmerging Infectious Diseases, 2005
Five cases of human babesiosis were reported in the Lower Hudson Valley Region of New York State in 2001. An investigation to determine if Babesia microti was present in local Ixodes scapularis ticks yielded 5 positive pools in 123 pools tested, the ...
Sarah J. Kogut   +7 more
doaj   +1 more source

Tissue-specific signatures in the transcriptional response to Anaplasma phagocytophilum infection of Ixodes scapularis and Ixodes ricinus tick cell lines

open access: yesFrontiers in Cellular and Infection Microbiology, 2016
Anaplasma phagocytophilum are transmitted by Ixodes spp. ticks and have become one of the most common and relevant tick-borne pathogens due to their impact on human and animal health.
Pilar eAlberdi   +8 more
doaj   +1 more source

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