نتایج جستجو برای: ectoparasitic infestations

تعداد نتایج: 3419  

Journal: :The Journal of clinical investigation 2010
Takeshi Wada Kenji Ishiwata Haruhiko Koseki Tomoyuki Ishikura Tsukasa Ugajin Naotsugu Ohnuma Kazushige Obata Ryosuke Ishikawa Soichiro Yoshikawa Kaori Mukai Yohei Kawano Yoshiyuki Minegishi Hiroo Yokozeki Naohiro Watanabe Hajime Karasuyama

Ticks are ectoparasitic arthropods that can transmit a variety of microorganisms to humans and animals during blood feeding, causing serious infectious disorders, including Lyme disease. Acaricides are pharmacologic agents that kill ticks. The emergence of acaricide-resistant ticks calls for alternative control strategies for ticks and tick-borne diseases. Many animals develop resistance to tic...

Journal: :Research in agriculture, livestock and fisheries 2022

Surveillance was conducted to investigate the ecto-and endo-parasitic (gastrointestinal) infections of bapard cattle farm from July 2020 June 2021 at Laboratories BAPARD and Department Parasitology, BAU. In study area, a total number 600 fecal samples 250 ectoparasites were collected investigated. Fecal examined by direct smear method followed McMaster counting technique under microscope. The o...

Journal: :Journal of Medical Entomology 2021

Abstract The one-host cattle fever tick, Rhipicephalus (Boophilus) annulatus (Say), and southern microplus (Canestrini), are important ectoparasitic pests of cattle, Bos taurus L., mostly for transmitting the causal agents bovine babesiosis. Bovine babesiosis inflicted substantial production losses in United States before vectors were eliminated by 1943, with exception a Permanent Quarantine Zo...

Bhagyashree Supekar, Rajesh Pratap Singh Sarika Pawar Vaishali Wankhade,

Background: Skin diseases in the pediatric population are common worldwide, including rural and urban areas. There is a variation in the pattern and presentation of dermatoses, with eczemas being the most common skin disorder in developed countries and infestations in the developing countries. To study pattern, age-gender wise distribution and seasonal variations of various ped...

2017
Nora Drescher Alexandra-Maria Klein Peter Neumann Orlando Yañez Sara D. Leonhardt

Social immunity is a key factor for honeybee health, including behavioral defense strategies such as the collective use of antimicrobial plant resins (propolis). While laboratory data repeatedly show significant propolis effects, field data are scarce, especially at the colony level. Here, we investigated whether propolis, as naturally deposited in the nests, can protect honeybees against ectop...

2016
Zheguang Lin Paul Page Li Li Yao Qin Yingying Zhang Fuliang Hu Peter Neumann Huoqing Zheng Vincent Dietemann

The poor health status of the Western honey bee, Apis mellifera, compared to its Eastern counterpart, Apis cerana, is remarkable. This has been attributed to lower pathogen prevalence in A. cerana colonies and to their ability to survive infestations with the ectoparasitic mite, Varroa destructor. These properties have been linked to an enhanced removal of dead or unhealthy immature bees by adu...

Journal: :Journal of invertebrate pathology 2017
Scott T O'Neal Carlyle C Brewster Jeffrey R Bloomquist Troy D Anderson

The health and survival of managed honey bee (Apis mellifera) colonies are affected by multiple factors, one of the most important being the interaction between viral pathogens and infestations of the ectoparasitic mite Varroa destructor. Currently, the only effective strategy available for mitigating the impact of viral infections is the chemical control of mite populations. Unfortunately, the...

Journal: :Chemosphere 2010
I Varó G Rigos J C Navarro J del Ramo J Calduch-Giner A Hernández J Pertusa A Torreblanca

Gilthead sea bream Sparus aurata is the most commercialized Mediterranean aquacultured fish species. Ivermectin has recently (experimentally) started to be used to control ectoparasitic infestations in Mediterranean cultured marine fish. The potential hepatotoxicity of ivermectin was investigated in gilthead sea bream juveniles (35g) following oral administration at the recommended dose of 0.2 ...

2017
Xiaofeng Dong Stuart D. Armstrong Dong Xia Benjamin L. Makepeace Alistair C. Darby Tatsuhiko Kadowaki

The number of managed honey bee colonies has considerably decreased in many developed countries in recent years and ectoparasitic mites are considered as major threats to honey bee colonies and health. However, their general biology remains poorly understood. We sequenced the genome of Tropilaelaps mercedesae, the prevalent ectoparasitic mite infesting honey bees in Asia, and predicted 15 190 p...

J. Pazooki , M. Masoumian ,

  Two hundred forty seven species of parasites from Iranian freshwater fishes are presented in this synopsis. The parasites were recorded from infestations in fish from different parts of the country and summarized according to host species, organs were the parasite infestations occurred, province, faunal region and reference numbers. The following aspects of parasite infestations were a...

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