Results 51 to 60 of about 1,022 (163)

A systems‐based approach to the environmental risk assessment of multiple stressors in honey bees

open access: yesEFSA Journal, Volume 19, Issue 5, May 2021., 2021
Abstract The European Parliament requested EFSA to develop a holistic risk assessment of multiple stressors in honey bees. To this end, a systems‐based approach that is composed of two core components: a monitoring system and a modelling system are put forward with honey bees taken as a showcase.
EFSA Scientific Committee   +26 more
wiley   +1 more source

Honeybee age and inoculum concentration as factors affecting the development of Nosema ceranae infection

open access: yesThe European Zoological Journal, 2022
Nosemosis is one of the most widespread honeybee diseases. Its epidemical state can be determined as panzootic. The infectious agents are the microsporidia Nosema apis and N. ceranae.
E. Berbeć   +4 more
doaj   +1 more source

Polymorphism of 16s rRNA Gene: Any Effect on the Biomolecular Quantitation of the Honey Bee (Apis mellifera L., 1758) Pathogen Nosema ceranae?

open access: yesApplied Sciences, 2022
The microsporidian Nosema ceranae is a severe threat to the western honey bee Apis mellifera, as it is responsible for nosemosis type C, which leads the colonies to dwindle and collapse. Infection quantification is essential to clinical and research aims.
Giovanni Cilia   +2 more
doaj   +1 more source

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   +1 more source

Bees nosemosis in Roumania – therapeutic efficacy of plant dietary supplement

open access: yes, 2022
Honeybee nosemosis, produced by two microsporidii species, Nosema ceranae and Nosema apis, is a serious disease which develops diarrhea, reducing honey production, increased mortality in winter and underdeveloped colony passed through illness. For treatment were tested over 200 compounds but only fumagillin and several organic compounds of mercury gave
Mederle, Narcisa   +2 more
openaire   +2 more sources

CONTROL AND VIABILITY OF BEE NOSEMOSES

open access: yesArchives of Veterinary Medicine, 2021
Nosemosis is a bee disease practically present in all countries of the world. Control of the presence of Nosema apis and Nosema ceranae is of great importance. The consequences for bees will depend on the degree of infection of the bees colony.Weakening
Igor Stojanov   +5 more
doaj   +1 more source

Veterinary Diagnostic Approach of Common Virus Diseases in Adult Honeybees

open access: yesVeterinary Sciences, 2020
Veterinarians are educated in prevention, diagnosis and treatment of diseases in various vertebrate species. As they are familiar with multifactorial health problems in single animals as well as in herd health management, their knowledge and skills can ...
Julia Dittes   +4 more
doaj   +1 more source

The Effects of Some Essential Oils Against Nosemosis

open access: yesBee Studies- Apiculture Research Institute, 2020
Nosema is an important disease that negatively affects bees' performance by disrupting the digestive system of bees. The disease, which is known to be widespread in almost every part of the world except Central Africa, is a highly dangerous fungal infection for honey bees, which occurs with infection of honey bees' ventricular epithelial ...
YILMAZ, Fatih   +4 more
openaire   +2 more sources

Development of monoclonal antibodies against spores of Nosema ceranae for the diagnosis of nosemosis

open access: yes, 2022
Type C nosemosis caused by the microsporidian fungus Nosema ceranae is a major disease that affects the beekeeping industry worldwide. Nosemosis is very difficult to diagnose as it lacks characteristic symptoms, and any symptoms, presented by a Nosema ...
Dae Yoon Kim (12364431)   +1 more
core   +1 more source

North American Propolis Extracts From Upstate New York Decrease Nosema ceranae (Microsporidia) Spore Levels in Honey Bees (Apis mellifera)

open access: yesFrontiers in Microbiology, 2020
Nosema ceranae infections in honey bees (Apis mellifera) pose a severe threat to colony health. Beekeepers have used dicyclohexylammonium fumagillin to control Nosema apis, although it may be ineffective against N. ceranae. We investigated the ability of
Andre J. Burnham   +8 more
doaj   +1 more source

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