Results 11 to 20 of about 1,087 (130)

Gulf Coast Tick, Amblyomma maculatum Koch (Acari: Ixodidae: Amblyomminae)

open access: yesEDIS, 2014
Gulf Coast ticks are found in grass prairies and coastal uplands throughout much of the western hemisphere. The ticks are ectoparasites that feed on a variety of birds and mammals, and will readily bite humans. Gulf Coast ticks are of increasing concern
Jeffrey C. Hertz, Phillip E. Kaufman
doaj   +7 more sources

Rickettsia parkeri in Gulf Coast Ticks, Southeastern Virginia, USA

open access: yesEmerging Infectious Diseases, 2011
We report evidence that Amblyomma maculatum tick populations are well established in southeastern Virginia. We found that 43.1% of the adult Gulf Coast ticks collected in the summer of 2010 carried Rickettsia parkeri, suggesting that persons living in or
Chelsea L. Wright   +6 more
doaj   +4 more sources

Complete Mitochondrial Genome Sequence of the Gulf Coast Tick (Amblyomma maculatum). [PDF]

open access: yesMicrobiol Resour Announc, 2021
The complete circularized mitochondrial genome sequence of Amblyomma maculatum is 14,803 bp long. It encodes 13 protein coding genes, 2 rRNA genes, 22 tRNA genes, 2 tick box motifs, and 2 control regions. The gene arrangement and content are consistent with those of previously reported Metastriata tick mitochondrial
Brenner AE, Raghavan R.
europepmc   +3 more sources

Scarcity of Hepatozoon americanum in Gulf Coast tick vectors and potential for cultivating the protozoan. [PDF]

open access: yesVet Parasitol Reg Stud Reports, 2020
American canine hepatozoonosis (ACH) is a debilitating tick-borne disease characterized by pyrexia, body wasting, myopathy, mucopurulent ocular discharge, and periosteal proliferation. The causative agent, Hepatozoon americanum, is an apicomplexan that utilizes the Gulf Coast tick, Amblyomma maculatum, as its definitive host and vector.
Parkins ND   +4 more
europepmc   +3 more sources

Climate change influences on the geographic distributional potential of the spotted fever vectors Amblyomma maculatum and Dermacentor andersoni [PDF]

open access: yesPeerJ, 2022
Amblyomma maculatum (Gulf Coast tick), and Dermacentor andersoni (Rocky Mountain wood tick) are two North American ticks that transmit spotted fevers associated Rickettsia.
Abdelghafar Alkishe   +1 more
doaj   +2 more sources

A Francisella-like endosymbiont in the Gulf Coast tick evolved from a mammalian pathogen. [PDF]

open access: yesSci Rep, 2016
AbstractTicks (order Ixodida) vector pathogenic bacteria that cause diseases in humans and other mammals. They also contain bacteria that are closely related to pathogens but function as endosymbionts that provide nutrients that are missing from mammalian blood—their sole food source.
Gerhart JG, Moses AS, Raghavan R.
europepmc   +5 more sources

Unexpected winter questing activity of ticks in the Central Midwestern United States.

open access: yesPLoS ONE, 2021
Unexpected questing activity of ticks was noted during the winter months of January and February in the Central Midwestern states of Kansas, Missouri, Oklahoma, and Arkansas.
Ram K Raghavan   +8 more
doaj   +2 more sources

American Canine Hepatozoonosis Causes Multifocal Periosteal Proliferation on CT: A Case Report of 4 Dogs

open access: yesFrontiers in Veterinary Science, 2022
American canine hepatozoonosis (ACH) represents an important but relatively uncommon differential diagnosis in a dog with fever, muscle wasting, profound leukocytosis, and/or musculoskeletal pain.
Cambridge L. Coy   +5 more
doaj   +1 more source

Rickettsia parkeri hijacks tick hemocytes to manipulate cellular and humoral transcriptional responses

open access: yesFrontiers in Immunology, 2023
IntroductionBlood-feeding arthropods rely on robust cellular and humoral immunity to control pathogen invasion and replication. Tick hemocytes produce factors that can facilitate or suppress microbial infection and pathogenesis. Despite the importance of
Abdulsalam Adegoke   +4 more
doaj   +1 more source

Hematophagy and tick-borne Rickettsial pathogen shape the microbial community structure and predicted functions within the tick vector, Amblyomma maculatum

open access: yesFrontiers in Cellular and Infection Microbiology, 2022
BackgroundTicks are the primary vectors of emerging and resurging pathogens of public health significance worldwide. Analyzing tick bacterial composition, diversity, and functionality across developmental stages and tissues is crucial for designing new ...
Abdulsalam Adegoke   +5 more
doaj   +1 more source

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