Results 31 to 40 of about 6,842 (162)

First record of Rickettsia bellii in Amblyomma varium and Amblyomma goeldii from the Eastern Amazon [PDF]

open access: yesRevista Brasileira de Parasitologia Veterinária
This study investigated the presence of Rickettsia spp., Ehrlichia spp., Anaplasma spp., and Borrelia spp. DNA in questing ticks collected from a forest fragment under constant anthropogenic pressure in the state of Pará, Brazil. The fragment was divided
Izabela Mesquita Araújo   +7 more
doaj   +1 more source

Bats used as hosts by Amblyomma sculptum (Acari: Ixodidae) in Northeastern Brazil and its implications on tick-borne diseases [PDF]

open access: yesZoologia (Curitiba), 2020
Amblyomma Koch, 1844 is distributed worldwide, with ca. 130 species currently recognized. These ticks are vectors of pathogens to animals and humans, including the causative agent of the New World Rocky Mountain spotted fever ...
Roberto Leonan M. Novaes   +4 more
doaj   +3 more sources

High prevalence of a host‐associated Anaplasma lineage in wild coatis (Nasua nasua) from the Brazilian Atlantic Forest

open access: yesMedical and Veterinary Entomology, EarlyView.
Anaplasma sp. DNA was detected in 47.9% of free‐ranging coatis (Nasua nasua) sampled in Iguaçu National Park, southern Brazil. Molecular analyses revealed a genetically distinct Anaplasma lineage infecting coatis, differing from Anaplasma strains detected in associated tick populations.
Matheus Dias Cordeiro   +7 more
wiley   +1 more source

Amblyomma variegatum

open access: yes, 2023
132. Amblyomma variegatum (Fabricius, 1798). Afrotropical: 1) Angola, 2) Benin, 3) Botswana, 4) Burkina Faso, 5) Burundi, 6) Cameroon, 7) Cape Verde, 8) Central African Republic, 9) Chad (south), 10) Comoros, 11) Congo, 12) Democratic Republic of the Congo, 13) Djibouti, 14) Equatorial Guinea, 15) Eritrea, 16) Ethiopia, 17) Gabon, 18) Gambia, 19) Ghana,
Guglielmone, Alberto A.   +2 more
openaire   +2 more sources

Tick‐borne diseases in subtropical dairy farming: The role of calf rearing strategies in antibody and antigen prevalence Enfermedades Transmitidas por Garrapatas en la Ganadería Lechera subtropical: El Papel de las Estrategias de Crianza de Terneros en la Prevalencia de Anticuerpos y Antígenos

open access: yesMedical and Veterinary Entomology, EarlyView.
Tropical farmers try to adapt calf‐rearing systems to temperate dairy industry standards. Calves in tick‐infested areas develop stronger immunity to TBD under controlled exposure to ticks. Early tick exposure promotes sustainable management, balancing tick infestation and developing TBD immunity.
Daniela Balseca   +11 more
wiley   +1 more source

Amblyomma aureolatum

open access: yes, 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

Eco‐Epidemiological Study of Seropositivity Against Rickettsia and Leptospira Agents in Rural Areas of Urabá, Colombia

open access: yesTropical Medicine &International Health, EarlyView.
ABSTRACT Introduction Rickettsioses and leptospirosis are infectious diseases often underdiagnosed due to limited knowledge about their epidemiology, pathophysiology, and clinical aspects. Objectives To characterize the seroprevalence and seroincidence of Rickettsia and Leptospira agents and determine their associated factors in rural areas of Urabá ...
Mariana Torres‐Bustamante   +4 more
wiley   +1 more source

Ocorrência de ixodidae parasitos de capivara (Hydrochoerus hydrochaeris linnaeus, 1766) na estação ecológica do Taim, Rio Grande - RS, Brasil Occurence of ixodidae parasites of capybara (Hydrochoeurus hydrochaeris linnaeus, 1766) in the ecologic area of Taim, Rio Grande - RS, Brazil

open access: yesCiência Rural, 1997
O objetivo deste trabalho foi identificar as espécies de carrapatos observadas sobre capivaras na Estação Ecológica do Taim, Rio Grande- RS, Brasil. Foram examinadas 27 capivaras encontradas mortas por atropelamento na BR 471, em seu trecho que corta a ...
Afonso Lodovico Sinkoc   +4 more
doaj   +1 more source

Amblyomma quadricavum

open access: yes, 2023
103. Amblyomma quadricavum (Schulze, 1941 b). Neotropical: 1) Cuba, 2) Haiti, 3) Jamaica, 4) Puerto Rico (Černý 1969b, Keirans & Garris 1986, Keirans & Klompen 1996, Alvarez et al. 2020, Guglielmone et al. 2021). Several records of Amblyomma quadricavum have been published under the name Aponomma quadricavum or Amblyomma arianae, a synonym of Amblyomma
Guglielmone, Alberto A.   +2 more
openaire   +2 more sources

Short Report: First Outbreak of Atlantic Rainforest Spotted Fever in North‐Eastern of Brazil—Clinical Features and Eco‐Epidemiological Investigation

open access: yesZoonoses and Public Health, EarlyView.
ABSTRACT Introduction Since 2010, six cases of Atlantic rainforest spotted fever (ARSF) have been confirmed and reported in Brazil, a tick‐borne disease caused by Rickettsia parkeri strain Atlantic rainforest and associated with the tick Amblyomma ovale. So far, none of the cases have been associated with death. One of the cases occurred in 2018 in the
Gabriel Nunes de Oliveira   +13 more
wiley   +1 more source

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