Results 181 to 190 of about 16,177 (223)
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Pathogen prevalence in Amblyomma americanum and Ixodes scapularis ticks from central Appalachian Virginia, U.S.A.

Journal of Vector Ecology, 2022
: Ticks are known vectors of several viral, bacterial, and protozoal pathogens that cause disease in both humans and animals. While pathogen prevalence has been studied extensively in other portions of the United States, pathogen surveillance studies ...
A. M. Whitlow   +2 more
semanticscholar   +1 more source

Vesicular Eruption Secondary to Bites by Larval Amblyomma americanum

Cutis, 2022
Tick-borne illness is an increasingly concerning cause of human infectious disease. Not only do ticks transmit disease, but their bites also may cause impressive local reactions. This report highlights a case of a widespread vesicular eruption secondary to bites by larval Amblyomma americanum sustained by a 58-year-old woman.
Anna B, Bahnson, Joann, Salvemini
openaire   +2 more sources

Amblyomma americanum

2020
Published as part of Guglielmone, Alberto A., Petney, Trevor N. & Robbins, Richard G., 2020, Ixodidae (Acari: Ixodoidea): descriptions and redescriptions of all known species from 1758 to December 31, 2019, pp.
Guglielmone, Alberto A.   +2 more
openaire   +1 more source

Amblyomma americanum

CABI Compendium, 2022
This datasheet on Amblyomma americanum covers Identity, Distribution, Hosts/Species Affected.

semanticscholar   +1 more source

Rickettsia amblyommiiInfectingAmblyomma americanumLarvae

Vector-Borne and Zoonotic Diseases, 2008
Polymerase chain reaction analysis of Amblyomma americanum adults, nymphs, and larvae from Aberdeen Proving Ground, MD (APG), revealed a very high prevalence of a spotted fever group (SFG) rickettsia. Restriction fragment length polymorphism (RFLP) and sequence analysis identified "Rickettsia amblyommii." This organism is not yet described or well ...
Ellen Y, Stromdahl   +4 more
openaire   +2 more sources

Amblyomma americanum: a Potential Vector of Human Ehrlichiosis

The American Journal of Tropical Medicine and Hygiene, 1993
Polymerase chain reaction primers specific for Ehrlichia chaffeensis were used to amplify DNA from extracts of pooled ticks. Amplification was performed on extracts from 140 pools (1,579 total ticks) consisting of three tick genera collected from five states.
B E, Anderson   +7 more
openaire   +2 more sources

Questing behavior of adult Amblyomma americanum (L.) in a laboratory setting

Systematic and Applied Acarology, 2021
Tick-borne diseases are on the rise globally; however, information is lacking about tick questing behavior. In this laboratory study, we explored tick preferences for stem type (plastic grass, wooden, and metal), questing height, and head orientation ...
Miranda H. J. Huang   +6 more
semanticscholar   +1 more source

Detection of Rickettsia Species, and Coxiella-Like and Francisella-Like Endosymbionts in Amblyomma americanum and Amblyomma maculatum from a Shared Field Site in Georgia, United States of America

Vector Borne and Zoonotic Diseases, 2021
Two abundant species of aggressive ticks commonly feed on humans in Georgia: the Gulf Coast tick (Amblyomma maculatum) and the Lone Star tick (A. americanum). A. maculatum is the primary host of Rickettsia parkeri, “Candidatus Rickettsia andeanae,” and a
Jasmine R Hensley   +3 more
semanticscholar   +1 more source

Attempted transmission of human granulocytotropic Ehrlichia (HGE) by Amblyomma americanum and Amblyomma maculatum

Veterinary Parasitology, 1997
Transstadial transmission of human granulocytotrophic Ehrlichia (HGE) was attempted in dogs using Amblyomma americanum (L.) and A. maculatum Koch, two species that, as adults, feed readily on human beings. Larvae and nymphs were acquisition-fed on a dog that was parasitemic with HGE.
S A, Ewing   +5 more
openaire   +2 more sources

Evidence for regurgitation by Amblyomma americanum

Veterinary Parasitology, 1988
Western blot analysis of Amblyomma americanum-derived midgut extracts using tick-resistant rabbit and guinea pig antisera demonstrated several unique polypeptides ranging from 7 to 355 kDa. These polypeptides were not observed in similar blots of salivary gland extracts or serum from the respective host animals.
openaire   +2 more sources

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