Amblyomma americanum
Dual silencing of long and short Amblyomma americanum acidic chitinase forms weakens the tick cement cone stability
... 1988). Amblyomma americanum has also been linked to transmission of the recently described human tick-borne Heartland virus (Savage et ...A. americanum has expanded from southeastern United States ...
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Comparative speed of kill of sarolaner (Simparica™ Chewables) and fluralaner (Bravecto®) against induced infestations of Amblyomma americanum on dogs
... tick, Amblyomma americanum, can bite humans, livestock, dogs and cats as well as many other mammals, and is one of the most common tick species infesting dogs in North America ...5]. Amblyomma ...
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Evidence of Borrelia lonestari DNA in Amblyomma americanum (Acari: Ixodidae) Removed from Humans
... in Amblyomma americanum ticks removed from military personnel and sent to the Tick-Borne Disease Laboratory of the ...A. americanum adults and nymphs from ...A. americanum samples as they were ...
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Cultivation of Rickettsia amblyommii in tick cells, prevalence in Florida lone star ticks (Amblyomma americanum)
... Background: Rickettsia amblyommii is a bacterium in the spotted fever group of organisms associated with the lone star tick (LST), Amblyomma americanum. The LST is the most commonly reported tick to ...
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Borrelia burgdorferi Not Confirmed in Human Biting Amblyomma americanum Ticks from the Southeastern United States
... We were unable to confirm any Lyme group Borrelia infection in a detailed investigation of 1,097 A. americanum ticks removed from humans in the southeastern and mid-Atlantic United States. FIG 1 Agarose gels after ...
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Identification of Novel Viruses in Amblyomma americanum, Dermacentor variabilis, and Ixodes scapularis Ticks
... their tick hosts and may facilitate the discovery of novel pathogens. UHTS has enabled the examination of tick viromes, a component of the tick microbiome that historically has not been well explored (6–12). In 2014, we ...
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Virome Analysis of Amblyomma americanum, Dermacentor variabilis, and Ixodes scapularis Ticks Reveals Novel Highly Divergent Vertebrate and Invertebrate Viruses
... Recently, the Heartland virus, a new pathogenic tick-borne virus, was isolated from patients in Missouri and characterized by high-throughput sequencing (HTS) (19). Heartland virus was shown to be phylogenetically ...
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Phylogenetic Placement of Rickettsiae from the Ticks Amblyomma americanum and Ixodes scapularis
... A rickettsial isolate (isolate MOAa) belonging to the spotted fever group (SFG) was obtained from the lone star tick Amblyomma americanum. We used PCR to characterize the genes for the rickettsial outer ...
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Silencing of three Amblyomma americanum (L ) insulin like growth factor binding protein related proteins prevents ticks from feeding to repletion
... three Amblyomma americanum ...A. americanum tick feeding success as revealed by RNAi-mediated dual silencing of Aam IGFBP-rP6S and Aam IGFBP-rP6L or Aam IGFBP-rP1 alone, which caused a reduction in ...
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Transmission of Cytauxzoon felis to domestic cats by Amblyomma americanum nymphs
... [9]. Amblyomma americanum larvae may have acquired more piroplasms than did ...A. americanum nymphs, thereby reducing the likelihood of ...A. americanum to maintain enough parasites through ...
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Geographic distribution and genetic diversity of the Ehrlichia sp from Panola Mountain in Amblyomma americanum
... by Amblyomma americanum (lone star ticks) was recently discovered in Panola Moun- tain State Park, Georgia, ...nymphal Amblyomma acquired at Panola Mountain State Park ...
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Amblyomma americanum (L ) (Acari: Ixodidae) tick salivary gland serine protease inhibitor (serpin) 6 is secreted into tick saliva during tick feeding
... that Amblyomma americanum ( Aam ) serpin (S) 6 is putatively injected into the host during tick feeding, in that the antibody to recombinant (r) Aam S6 specifically reacted with the expected ~43/45 kDa ...
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Comparative speed of kill of sarolaner (Simparica™) and afoxolaner (NexGard®) against induced infestations of Amblyomma americanum on dogs
... tick, Amblyomma americanum, is the vector of Ehrlichia chaffeensis and Ehrlichia ewin- gii [3, 4], to dogs and man, which cause monocytic and granulocytic ehrlichiosis, ...A. americanum ticks using ...
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A repertoire of protease inhibitor families in Amblyomma americanum and other tick species: inter species comparative analyses
... A. americanum α- 2Ms are highly conserved in ...A. americanum α-2 M with 68% identity to an α-2 M in an argasid tick (Ornithodorous moubata, ...A. americanum α-2Ms however, did not show identity with ...
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Fine structure of ventral and lateral tarsal sensilla of the hard tick, Amblyomma americanum (L.)
... Each member of the 1st sub- type (the middle pair of group 2, all of group 3 and the laterads of groups 4 and 5) is innervated by 2 sets of bipolar neurons,-one set of 2 dendrites with d[r] ...
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Genome characterization of Long Island tick rhabdovirus, a new virus identified in Amblyomma americanum ticks
... Adult ticks were collected in Heckscher State Park (Suffolk County, NY) in April, 2013. Ticks were pooled and ho- mogenized in 500 μl of phosphate buffered saline. Five tick pools were analyzed; one pool of A. ...
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Ultrastructure of Haller's organ in the tick Amblyomma americanum (L.)
... The main differences compared to insect olfactory sensilla (Schneider and Steinbrecht, 1968) are relatively large, plugged pores and microvilli of an enveloping cell which invade the bri[r] ...
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Hyperosmotic oral fluid secretion during active water vapour absorption and during desiccation induced storage excretion by the unfed female tick Amblyomma americanum
... We suggest that the lower OP values higher av values of the central salivarium fluid represent fluid that had already been diluted by ambient water vapour and is rehydrated oral fluid wh[r] ...
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Fine structure of the central nervous system of Dermacentor variabilis (Say), Amblyomma americanum (L.), and Argas arboreus Kaiser, hoogstraal, and Kohls (Ixodoidea)
... This system consists of an outer neural lamella containing layers of homogeneous finely granular material and periodically cross-banded collage- nous fibrils, a cortex of perineurium, gl[r] ...
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Comparisons of the foveae dorsales in male and female ixodid ticks Amblyomma americanum, A. maculatum, Dermacentor andersoni and D. variabilis (Acari: Ixodidae)
... Adult 0 Amblyomma maculatum: cryofractured section through the foveae dorsales showing foveal gland (arrows) and cuticular canals (*) leading to the exterior slit openings of the foveae [r] ...
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