Results 51 to 60 of about 164,295 (257)

Prospects, challenges and perspectives in harnessing natural selection to solve the ‘varroa problem’ of honey bees

open access: yesEvolutionary Applications, 2023
Honey bees, Apis mellifera, of European origin are major pollinators of crops and wild flora. Their endemic and exported populations are threatened by a variety of abiotic and biotic factors.
Matthieu Guichard   +2 more
doaj   +1 more source

Tungiasis en población indígena del departamento de Vaupés: epidemiología, clínica, tratamiento y prevención

open access: yesBiomédica: revista del Instituto Nacional de Salud, 2010
Introducción. La tungiasis, o infestación cutánea por la pulga Tunga penetrans, ocurre en comunidades muy pobres. Objetivo. Presentar la entidad en indígenas del Vaupés. Métodos. En primer lugar, se revisó el tema.
Hollman Miller, Gerzaín Rodríguez
doaj   +1 more source

Prevention not cure: a review of methods to avoid sea lice infestations in salmon aquaculture

open access: yesReviews in Aquaculture, 2020
21 The Atlantic salmon aquaculture industry still struggles with ectoparasitic sea lice despite 22 decades of research and development invested into louse removal methods.
L. Barrett   +3 more
semanticscholar   +1 more source

Genetic variation in infestation with a directly transmitted ectoparasite [PDF]

open access: yesJournal of Evolutionary Biology, 2004
Abstract Genetic variation in levels of parasitism of hosts is an underlying assumption of studies of coevolution, but few such estimates are available from the field. We studied genetic variation in the abundance of the chewing louse Hirundoecus malleus on its barn swallow host Hirundo rustica.
A. P. Møller, R. Martinelli, N. SAINO
openaire   +2 more sources

Occasional human infestations by feral pigeons' ectoparasites: Two case reports [PDF]

open access: yesClinical Case Reports, 2020
AbstractDermanyssus infestation is a rural parasitic problem occurs occasionally in urban areas in people with close contact to pigeons. It can be diagnosed through clinical cutaneous symptoms in exposed body parts, nocturnal itching, and presence of mites in infested locations and can be treated by antiacaricide, environmental, and symptomatic ...
Mohammad Akhoundi   +5 more
openaire   +3 more sources

Effect of ivermectin on the liver of gilthead seabream Sparus aurata: a proteomic approach [PDF]

open access: yes, 1998
23 p., 2 tablas, 4 figuras y bibliografíaGilthead sea bream Sparus aurata is the most commercialized Mediterranean aquacultured fish species.
Varó, Inmaculada   +7 more
core   +1 more source

The prevalence and potential factors associated with ecto-parasitic infestations in Black Bengal Goats in Mymensingh, Bangladesh

open access: yesBangladesh Journal of Veterinary Medicine, 2021
Background: Ecto-parasites namely ticks, lice and flea are important due to their blood sucking habit, skin damage and acting as vectors for various disease pathogens in both livestock and humans.
S. Shuvo   +7 more
semanticscholar   +1 more source

Ectoparasite infestations of sheep and goats

open access: yesEurasian Journal of Veterinary Sciences, 2012
Aim: To determine the prevalence and type of ectoparasites fauna in small ruminants in Western Shoa Zone, Central Ethiopia. Materials and Methods: Physical examination and laboratory investigations were employed in the 434 small ruminants (307 sheep, 127 goats).
Zeryehun, Tesfaheywet, Atomsa, Muluneh
openaire   +4 more sources

Gnatophyma: a rare form of rosacea Gnatofima: uma forma rara de rosácea

open access: yesAnais Brasileiros de Dermatologia, 2012
Phyma is the last stage of rosacea and is due to chronic inflammation and edema. It can affect nose (rhinophyma), chin (gnatophyma), forehead (metophyma), ears (otophyma) and eyelids (blepharophyma). Rhinophyma is the most frequent location and there are
Ana Carolina Lisboa de Macedo   +3 more
doaj   +1 more source

Distribution and Infestation of Gamasid Mite Androlaelaps fahrenholzi (Haemolaelaps glasgowi) on Small Mammals Across Five Provincial Regions of Southwest China

open access: yesVeterinary Medicine and Science, Volume 12, Issue 2, March 2026.
Androlaelaps fahrenhoizi, a potential vector of zoonotic diseases, is widely distributed in southwest China, predominantly infesting A. agrarius mice. The mite infestation is aggregated, and has environmental heterogeneity and age bias of hosts. Abundant A.
Xue‐Jiao Zhu   +3 more
wiley   +1 more source

Home - About - Disclaimer - Privacy