Results 21 to 30 of about 1,900 (200)

Histopathology of nosemosis in honey bees: correlation with manual counting and comparison of staining methods. [PDF]

open access: yesJ Vet Diagn Invest
Nosemosis, caused by Vairimorpha (Nosema) ceranae or V. (Nosema) apis, is the main fungal disease affecting the Western honey bee (Apis mellifera). We evaluated the use of histology in the diagnosis of disease, identified the histologic patterns, and ...
Racine E   +2 more
europepmc   +2 more sources

Mapping the teaching of honeybee veterinary medicine in the European Union and European Free Trade Area [PDF]

open access: yesVeterinary Record Open, Volume 6, Issue 1, January 2019., 2019
Background Honey bee (Apis mellifera) is a very important species for human beings, animals, environmental biodiversity, crop production and economic sustainability in Europe and worldwide. This study investigates whether future veterinarians are trained
Bravo, Ana   +5 more
core   +2 more sources

Bees on the run: Nosema spp. (Microsporidia) in Apis mellifera and related products, Italy [PDF]

open access: yesFrontiers in Veterinary Science
IntroductionThe decline of the European/western honeybee (Apis mellifera) population is on account of a plethora of microorganisms, such as Nosema apis and Nosema ceranae, two microsporidian fungi responsible of nosemosis that affects welfare and ...
Giovanni Sgroi   +15 more
doaj   +2 more sources

Prevalence of Nosemosis and Varroosis in Honey Bees in Sinop Province

open access: yesKastamonu Üniversitesi Orman Fakültesi Dergisi, 2023
Aim of study: Sinop province has a potential to progress in beekeeping. In this study, it was aimed to investigate the presence and distribution of nosemosis and varroosis in honey bees in Sinop province.
Mustafa Yaman   +2 more
semanticscholar   +2 more sources

Overlapping exposure effects of pathogen and dimethoate on honeybee (Apis mellifera Linnaeus) metabolic rate and longevity [PDF]

open access: yesFrontiers in Physiology, 2023
Introduction: Declines in honeybee abundance have been observed worldwide during last decades. This is partly due to plant protection agents used in intensive farming, landscaping and infrastructure maintenance.
Kaarel Pent   +5 more
doaj   +2 more sources

Efectos de una dieta suplementaria con ácido abscísico en núcleos de Apis mellifera durante el invierno: estudios sobre la población de abejas adultas, nosemosis y la expresión de genes relacionados con la nutrición y el sistema inmunológico [PDF]

open access: yesEunk, 2022
Due to the complex interactions between pathogens and environmental and anthropogenic stressors, in temperate climates, honey bee populations suffer depopulation and/or colony death, mainly during overwintering. Nosema spp.
Brasesco, Maria Constanza   +11 more
core   +4 more sources

First Molecular Detection and Characterization of Nosema ceranae in Honey Bees (Apis mellifera) from the Northern Highlands of Ecuador [PDF]

open access: yesInsects
The development of beekeeping in Ecuador has generated the need to strengthen the bee health program. Research on the main pathogens responsible for diseases like nosemosis, which can severely impact bee health, is of special interest. This study aims to
Dayana Sandoval-Morejón   +8 more
doaj   +2 more sources

Prevalence of Varroa destructor and first report of Nosema sp. in Apis mellifera drone congregation areas [PDF]

open access: yesActa Zoológica Lilloana, 2023
Varroosis and nosemosis are diseases that affect honey bees (Apis mellifera) and therefore have a great impact on beekeeping worldwide. These parasites can be dispersed by drones and, in the case of Varroa destructor (etiological agent of varroasis ...
Karen Escalante   +4 more
doaj   +3 more sources

Nosemosis en colmenas de abejas africanizadas (Apis mellifera) en las condiciones tropicales de Costa Rica: Nosema apis o Nosema ceranae

open access: yesRevista Ciencias Veterinarias, 2021
Se estudió la presencia del microsporidio Nosema spp. en colmenas de abejas africanizadas en Costa Rica. Se seleccionaron un total de 75 muestras de abejas adultas de diferentes zonas apícolas del país, para el diagnóstico molecular de nosemosis ...
Rafael A. Calderón, Luis A. Sánchez
doaj   +2 more sources

Aqueous extracts of jet-black ant Lasius fuliginosus nests for controlling nosemosis, a disease of honeybees caused by fungi of the genus Nosema

open access: yesThe European Zoological Journal, 2020
Recent years have witnessed a fall in the numbers of bee colonies worldwide. To a large extent, this is due to diseases affecting honeybees. One such disease is nosemosis, which is caused by fungi from the genus Nosema.
M. Kunat   +6 more
doaj   +2 more sources

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