Results 61 to 70 of about 1,746 (191)

Seasonal shifts in mitochondrial and reactive oxygen species metabolism are linked to ultrastructural remodelling in honey bees (Apis mellifera)

open access: yesThe Journal of Physiology, Volume 604, Issue 12, Page 4745-4770, 15 June 2026.
Abstract figure legend Seasonal changes profoundly reshape honey bee mitochondrial metabolism. In winter, bees shift from complex I (CI)‐ to mitochondrial glycerol‐3‐phosphate dehydrogenase (mG3PDH)‐ and complex II (CII)‐linked respiration. Despite lower CI‐linked respiration ATP production is maintained, suggesting increased energetic efficiency in ...
Adèle Léger   +5 more
wiley   +1 more source

Ethology of the Apis mellifera carnica

open access: yes, 2021
Etologija pčela ogranak je cjelokupne biologije pčela koji se bavi njihovim karakterističnim načinima ponašanja u prirodnim uvjetima. Primarni zadatak etologije je objasniti vezu između nekog ponašanja i njegova uzroka.
Alavanja, Nikola
core  

Analysis of Dendritic Specializations in Two Classes of Kenyon Cells in the Mushroom Body of the Adult Honeybee, Apis mellifera

open access: yesJournal of Comparative Neurology, Volume 534, Issue 5, May 2026.
Honeybee mushroom bodies (MBs), sites for learning and memory, house two classes of intrinsic neurons: class I and II Kenyon cells (KCs) that form synaptic complexes with boutons of projection neurons (PNs) from primary sensory neuropils. Dendrites of both KC classes were restricted to distinct unimodal MB compartments.
Andrea Rafaela Nicolaidou   +3 more
wiley   +1 more source

Air pollution and its multifaceted effects on insect pollinators: A review

open access: yesEcological Entomology, Volume 51, Issue 1, Page 1-17, February 2026.
Air pollution disrupts plant‐pollinator interactions by impairing floral signal transmission, altering foraging behaviour, and reducing pollinator fitness, flight efficiency, reproduction and survival, posing serious threats to ecological stability.
Hilke Hollens‐Kuhr   +3 more
wiley   +1 more source

Morphometric studies with pure bred stock of Apis mellifera carnica Pollmann from Hessen

open access: yes, 1994
Breeder colonies were studied to determine whether pure Carnica, according to the breeding guidelines, might be hybrids between Carnica and Mellifera according to other characteristics not considered by the guidelines.
A. Hähnle, V. Maul
core   +1 more source

Hypergravity Impact on Fertility of Apis mellifera carnica Queens – Case Study

open access: yesMicrogravity Science and Technology
AbstractThe launch is considered the most stressful rocket flight stage due to the hypergravity occurrences. The possibility of using honey bees (Apis mellifera) as the extraterrestrial pollinator depends on their ability to reproduce correctly after experiencing hypergravity.
Dagmara Stasiowska, Michał Kolasa
openaire   +2 more sources

CHARACTERISTICS OF HYPOPHARYNGEAL GLANDS IN HONEYBEES (Apis mellifera carnica) FROM A NURSE COLONY

open access: yesSlovenian Veterinary Research, 2015
The development and size of hypopharyngeal glands (HPGs) in workers sampled from the nurse colony was compared to workers from the control queen-right honeybee colony. The diameter of the acini in workers (age 1 to 30 days) from the nurse colony ranged from 109.2 to 180.9 μm, and in workers of the same age from the control colony was between 100.8 and ...
Gregorc, Aleš   +1 more
openaire   +3 more sources

Honey Bee Breeding and Breed: Advancements, Challenges, and Prospects

open access: yesAnimal Research and One Health, Volume 3, Issue 4, Page 350-357, November 2025.
Our work clarifies concepts related to honey bee classification, reviews traditional and modern breeding techniques, explores advancements in molecular breeding, prospects gene‐editing tools, and advocates for integrated breeding strategies to ensure the long‐term sustainability and vitality of honey bee populations amid declining managed populations ...
Zheguang Lin   +5 more
wiley   +1 more source

Antifungal Activities of Propolis Collected by Different Races of Honeybees Against Yeasts Isolated From Patients With Superficial Mycoses

open access: yesJournal of Pharmacological Sciences, 2005
Yeasts isolated from patients with superficial mycoses were tested against propolis samples collected from different regions and honeybee races. The minimum inhibitory concentration (MIC) values obtained using the agar dilution methods were compared to ...
Sibel Silici   +3 more
doaj   +1 more source

Neuronal Plasticity in the Mushroom Bodies of Winter Bees Is Retained Despite Substantially Advanced Age

open access: yesDevelopmental Neurobiology, Volume 85, Issue 4, October 2025.
ABSTRACT Honeybee (Apis mellifera) workers exhibit remarkable behavioral plasticity throughout adult life. In spring and summer, they transition through diverse tasks over a short lifespan of 4–6 weeks. This involves dramatic changes in sensory environment and cognitive demands associated with pronounced structural neuronal plasticity in the mushroom ...
Nadine Kraft   +2 more
wiley   +1 more source

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