Results 161 to 170 of about 19,409 (219)
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Dermacentor variabilis

2023
Published as part of Guglielmone, Alberto A., Nava, Santiago & Robbins, Richard G., 2023, Geographic distribution of the hard ticks (Acari: Ixodida: Ixodidae) of the world by countries and territories, pp.
Guglielmone, Alberto A.   +2 more
openaire   +1 more source

Variation in the supercooling points of laboratory-reared Canadian Dermacentor variabilis (Acari: Ixodidae)

Canadian Journal of Zoology, 2023
The geographical range of the american dog tick, Dermacentor variabilis (Say, 1821), in Canada is expanding northwards into areas where ticks experience colder temperatures during winter. Understanding the ability of D.
M. E. Yunik, S. Dergousoff, N. Chilton
semanticscholar   +1 more source

Dermacentor variabilis

Archives of Ophthalmology, 1980
Ocular eyelid infestation of Dermacentor variabilis, the American dog tick, occurred in a 34-year-old man who had been sleeping in an open-floored tent in an Indiana field. The tick was mechanically removed with steady and firm pressure with cilia forceps, with care taken to remove all mouth structures.
J E, Terry, R E, Williams
openaire   +2 more sources

Detection of Rickettsia montanensis in Dermacentor variabilis in Northern Wisconsin

Vector Borne and Zoonotic Diseases, 2022
Background: Spotted fever rickettsiosis is caused by a group of closely related bacteria that includes Rickettsia rickettsii, the etiological agent of Rocky Mountain spotted fever.
G. Vincent, Alissa M Hulstrand
semanticscholar   +1 more source

Dermacentor variabilis

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

Dermacentor variabilis and Dermacentor andersoni: Genital sex pheromones

Experimental Parasitology, 1982
Abstract There is evidence for the existence of a previously undescribed sex pheromone (or pheromones) in the ticks Dermacentor variabilis and D. andersoni . In addition to 2,6-dichlorophenol, which attracts mate-seeking males, a pheromone released on the cuticle of the female genital area enables the sexually excited male to locate the gonopore ...
D E, Sonenshine   +3 more
openaire   +2 more sources

Genomic evidence for host‐associated differentiation in an animal parasite, Dermacentor variabilis, the American dog tick

Entomologia Experimentalis et Applicata, 2021
The process responsible for the formation of genetically distinct populations associated with different host species is known as host‐associated differentiation (HAD).
Mackenzie Tietjen   +3 more
semanticscholar   +1 more source

Dermacentor variabilis

2016
Dermacentor variabilis (Say) Type host: unknown. Deposition, host records, and locality: HWML 92007, Pm. leucopus /Station Grounds 2013; HWML 92010 and 101692, Pm. leucopus /Station Grounds 2013; HWML 92011, Pm. leucopus /Station Grounds 2013; HWML 92012, Pm. leucopus /Station Grounds 2013; HWML 92059, Pm. maniculatus /Breen’s Flyway 2013; HWML
Howell, Lindsey   +4 more
openaire   +1 more source

Ultrastructure of Anaplasma marginale Theiler in Dermacentor andersoni Stiles and Dermacentor variabilis (Say)

American Journal of Veterinary Research, 1980
SUMMARY Cattle were inoculated with a Virginìa isolate of Anaplasma marginale Theiler and served as an infective source for laboratory-reared Dermacentor andersoni Stiles and D variabilis (Say) nymphs. Anaplasma marginale was demonstrated by electron microscopy in gut tissues of replete nymphal ticks and in unfed, incubated, and feeding adult ticks ...
K M, Kocan, J A, Hair, S A, Ewing
openaire   +2 more sources

Transmission of Anaplasma marginale Theiler by Dermacentor andersoni Stiles and Dermacentor variabilis (Say)

American Journal of Veterinary Research, 1981
SUMMARY Cattle were inoculated with a Virginia isolate of Anaplasma marginale Theiler and served as an infective source for laboratory-reared Dermacentor andersoni Stiles and D variabilis (Say) nymphs. Following a molt and subsequent feeding of adult ticks on susceptible cows, transstadial transmission of A marginale occurred from cattle with ...
K M, Kocan   +3 more
openaire   +2 more sources

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