Results 21 to 30 of about 66,325 (198)

Effects of Nosema apis, N. ceranae, and coinfections on honey bee (Apis mellifera) learning and memory. [PDF]

open access: yesSci Rep, 2016
Western honey bees (Apis mellifera) face an increasing number of challenges that in recent years have led to significant economic effects on apiculture, with attendant consequences for agriculture.
Charbonneau LR   +4 more
europepmc   +3 more sources

Nosemosis in Honeybees: A Review Guide on Biology and Diagnostic Methods

open access: yesApplied Sciences, 2022
Nosema apis and Nosema ceranae are dangerous parasites of the honey bee (Apis mellifera). N. ceranae is more pathogenic and, nowadays, more widespread than N. apis. There are also cases of mixed infections or infections of only N. apis. Both N.
Ewa Danuta Mazur, Anna Maria Gajda
doaj   +1 more source

Prevalence of the Microsporidian Nosema spp. in Honey Bee Populations (Apis mellifera) in Some Ecological Regions of North Asia

open access: yesVeterinary Sciences, 2020
Two species of microsporidia, Nosema apis and Nosema ceranae, are obligate intracellular parasites that are widespread in the world and cause the infectious disease (Nosemosis) of the Western honey bee Apis mellifera.
Nadezhda V. Ostroverkhova   +4 more
doaj   +1 more source

The Genome of Nosema sp. Isolate YNPr: A Comparative Analysis of Genome Evolution within the Nosema/Vairimorpha Clade. [PDF]

open access: yesPLoS ONE, 2016
The microsporidian parasite designated here as Nosema sp. Isolate YNPr was isolated from the cabbage butterfly Pieris rapae collected in Honghe Prefecture, Yunnan Province, China.
Jinshan Xu   +7 more
doaj   +1 more source

Molecular and phylogenetic characterization of honey bee viruses, Nosema microsporidia, protozoan parasites, and parasitic mites in China [PDF]

open access: yes, 2013
China has the largest number of managed honey bee colonies, which produce the highest quantity of honey and royal jelly in the world; however, the presence of honey bee pathogens and parasites has never been rigorously identified in Chinese apiaries.
Li, Tianbang   +7 more
core   +1 more source

Infection and transmission of Nosema bombi in Bombus terrestris colonies and its effect on hibernation, mating and colony founding [PDF]

open access: yes, 2008
The impact of the microsporidium Nosema bombi on Bombus terrestris was studied by recording mating, hibernation success, protein titre in haemolymph, weight change during hibernation, and colony founding of queens that were inoculated with N.
Steen, J.J.M., van der   +1 more
core   +1 more source

Molecular Detection of Nosema spp. in Honey in Bulgaria

open access: yesVeterinary Sciences, 2021
Environmental DNA (eDNA) analysis is related to screening genetic material of various organisms in environmental samples. Honey represents a natural source of exogenous DNA, which allows for the detection of different honey bee pathogens and parasites ...
Delka Salkova   +6 more
doaj   +1 more source

Parasitological and molecular study of nosemosis in migratory apiaries in Hormozgan Province, southern Iran [PDF]

open access: yesنامه انجمن حشره‌شناسی ایران, 2023
Nosemosis is a microsporidian disease caused by Nosema ceranae and N. apis and transmitted via oral-fecal and oral-oral routes. It is globally distributed among adult bees in honeybee colonies. Considering the health importance of nosemosis in honeybees,
Bahareh Meftahi   +6 more
doaj   +1 more source

Investigation of Nosema apis and Nosema ceranae in bees by Multiplex PCR in Kırıkkale Region

open access: yesEurasian Journal of Veterinary Sciences, 2023
Aim: The aim of this study was conducted to determine the presence and prevalence of Nosemosis in honeybees in Kırıkkale region by Multiplex PCR. Materials and Methods: Samples were collected from 52 apiaries in Kırıkkale City Center, Bahşili, Balışeyh, Keskin, Sulakyurt and Yahşihan districts.
Meral Aydenizoz, Ali Can Yorulmaz
openaire   +4 more sources

First Identification of Nosema Ceranae (Microsporidia) Infecting Apis Mellifera in Venezuela

open access: yesJournal of Apicultural Science, 2017
Nosema ceranae is a pathogen of Apis mellifera, which seems to have jumped from its original host Asiatic honey bee Apis ceranae. Nosemosis which affects the honey bee Apis mellifera is caused by two parasitic fungi described as etiologic agents of the ...
Porrini Leonardo P.   +7 more
doaj   +1 more source

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