Results 71 to 80 of about 256,480 (383)

South African Propolis: Anti‐Helicobacter pylori Activity, Chemistry, and Toxicity

open access: yesChemistry &Biodiversity, EarlyView.
ABSTRACT Propolis, a resin‐like substance produced by bees, has previously shown antimicrobial activity against the ulcer‐causing gut pathogen Helicobacter pylori. South African propolis, however, was yet to be investigated. This study aimed to investigate a comprehensive range of South African propolis for its antimicrobial activity against H.
Sarhana Dinat   +5 more
wiley   +1 more source

A multimodal approach for tracing lateralization along the olfactory pathway in the honeybee through electrophysiological recordings, morpho-functional imaging, and behavioural studies [PDF]

open access: yes, 2011
Recent studies have revealed asymmetries between the left and right sides of the brain in invertebrate species. Here we present a review of a series of recent studies from our labs, aimed at tracing asymmetries at different stages along the honeybee's (Apis mellifera) olfactory pathway.
arxiv   +1 more source

MSPB: a longitudinal multi-sensor dataset with phenotypic trait measurements from honey bees [PDF]

open access: yesarXiv, 2023
We present a longitudinal multi-sensor dataset collected from honey bee colonies (Apis mellifera) with rich phenotypic measurements. Data were continuously collected between May-2020 and April-2021 from 53 hives located at two apiaries in Qu\'ebec, Canada. The sensor data included audio features, temperature, and relative humidity.
arxiv  

Tolerance and response of two honeybee species Apis cerana and Apis mellifera to high temperature and relative humidity

open access: yesPLoS ONE, 2019
The ambient temperature and relative humidity affect the metabolic and physiological responses of bees, thus affecting their life activities. However, the physiological changes in bee due to high temperature and high humidity remain poorly understood. In
Xinyu Li   +8 more
semanticscholar   +1 more source

First detection of Paenibacillus larvae the causative agent of American Foulbrood in a Ugandan honeybee colony [PDF]

open access: yes, 2016
Paenibacillus larvae is a highly contagious and often lethal widely distributed pathogen of honeybees, Apis mellifera but has not been reported in eastern Africa to date. We investigated the presence of P.
Akol, Anne M   +4 more
core   +2 more sources

Advances in the Role of Antimicrobial Peptides in the Management of Sexually Transmitted Infections

open access: yesJournal of Clinical Laboratory Analysis, EarlyView.
The article reviews recent advancements in the use of antimicrobial peptides (AMPs) for the treatment and prevention of sexually transmitted infections (STIs), with a particular focus on research progress in combating infections such as gonorrhea, HIV, HSV, and Chlamydia, as well as the challenges and future directions in this field.
Shuangwen Xiao   +4 more
wiley   +1 more source

Impact of Sacbrood Virus on Larval Microbiome of Apis mellifera and Apis cerana

open access: yesInsects, 2020
In this study, we examined the impact of Sacbrood virus (SBV), the cause of larval honeybee (Apis mellifera) death, producing a liquefied a larva sac, on the gut bacterial communities on two larval honeybee species, Apis mellifera and Apis cerana.
Rujipas Yongsawas   +7 more
doaj   +1 more source

The foraging behaviour of honey bees, Apis mellifera: a review.

open access: yes, 2018
Foraging behaviour is one of the distinctive behaviours of honey bees, Apis mellifera. This behaviour is the link between the honey bee colony and the ambient environment.
H. Abou-Shaara
semanticscholar   +1 more source

New Viruses from the Ectoparasite Mite Varroa destructor Infesting Apis mellifera and Apis cerana

open access: yesViruses, 2019
Varroa destructor is an ectoparasitic mite of Asian or Eastern honeybees Apis cerana (A. cerana) which has become a serious threat to European subspecies of Western honeybees Apis mellifera (A. mellifera) within the last century. V.
S. Levin   +6 more
semanticscholar   +1 more source

First record of Neocypholaelaps apicola from beehives in Hungary (Acari: Mesostigmata: Ameroseiidae): re-description and DNA barcoding [PDF]

open access: yes, 2015
Following the first incident in Belgium, the second European record of the honeybee hive inhabiting mite, Neocypholaelaps apicola Delfinado-Baker et Baker, 1983, is presented from Budapest, Hungary.
Bozsik, Gábor   +3 more
core   +1 more source

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