نتایج جستجو برای: ectoparasitic infestations
تعداد نتایج: 3419 فیلتر نتایج به سال:
Hedgehogs are small, nocturnal mammals that become popular in the world and have significant role in transmission of zoonotic agents. Some of the agents are transmitted by ticks and fleas such as rickettsial agents. For these reason, a survey on ectoparasites in European hedgehog (Erinaceus europaeus) carried out between April 2006 and December 2007 from different parts of Urmia city, ...
introduction: henoch schonlein purpura (hsp) is a self-limited systemic disease with multiorgan involvement. while cutaneous involvement may wary, presenting as itching papules is not a common manifestation. in this report we discuss a case of hsp which was presented solely with itching papules; mistaken for scabies. case presentation: a 7 year old boy presented with itchy palpable papules with...
Rather than benefiting wild fish, industrial aquaculture may contribute to declines in ocean fisheries and ecosystems. Farm salmon are commonly infected with salmon lice (Lepeophtheirus salmonis), which are native ectoparasitic copepods. We show that recurrent louse infestations of wild juvenile pink salmon (Oncorhynchus gorbuscha), all associated with salmon farms, have depressed wild pink sal...
The ectoparasitic mite, Varroa destructor, shifted host from the eastern honeybee, Apis cerana, to the western honeybee, Apis mellifera. Whereas the original host survives infestations by this parasite, they are lethal to colonies of its new host. Here, we investigated a population of A. cerana naturally infested by the V. destructor Korea haplotype that gave rise to the globally invasive mite ...
Eusocial insect colonies form superorganisms, in which nestmates cooperate and use social immunity to combat parasites. However, social immunity may fail in case of emerging diseases. This is the case for the ectoparasitic mite Varroa destructor, which switched hosts from the Eastern honeybee, Apis cerana, to the Western honey bee, Apis mellifera, and currently is the greatest threat to A. mell...
ABSTRACT: Cetacean populations in the Strait of Gibraltar are heavily impacted by human activities. Photographs a valuable tool to monitor external health cetaceans. We visually screened 27,866 pictures taken during whale watching operations years 2016–2020 for abnormal conditions, such as emaciation, dermal diseases and epizoic infestations. Prevalence levels could not be calculated data were ...
Ectoparasites present a global challenge to animal health, affecting wide range of species. These parasites can infect both animals and humans, leading significant health issues. The impact ectoparasites extends beyond as they also reduce the productivity livestock. Moreover, many ectoparasite species act vectors for bacterial, viral, or parasitic pathogens, thereby posing risks human health. H...
hedgehogs are small, nocturnal mammals that become popular in the world and have significant role in transmission of zoonotic agents. some of the agents are transmitted by ticks and fleas such as rickettsial agents. for these reason, a survey on ectoparasites in european hedgehog (erinaceus europaeus) carried out between april 2006 and december 2007 from different parts of urmia city, west azer...
Background: Ecto-parasites namely ticks, lice and flea are important due to their blood sucking habit, skin damage acting as vectors for various disease pathogens in both livestock humans. The aims of this study were estimate the prevalence identify potential factors associated with ecto-parasitic infestations at Mymensingh sadar, Mymensingh. Methods: A cross-sectional was undertaken during Jul...
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