ArticleFrontiers in insect science2026
Effects of essential oils on foulbrood bacteria and honey bee workers (
Article in Frontiers in insect science, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
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Abstract
Introduction: American and European foulbrood diseases (AFB and EFB, respectively) result in considerable economic losses for beekeepers. Currently, no satisfactory methods are available for the treatment of either disease. There has been a recent surge of interest in the use of natural substances, such as essential oils (EOs), as a means of combating infections in apiaries. The objective of this study was to evaluate the Methods: The antimicrobial activity of 18 EOs was initially assessed Results: The study revealed that oregano, juniper, sage, thyme, cinnamon, cumin, clove and black pepper were the most effective against the foulbrood bacteria. The results of the exposure bioassays demonstrated that bees exposed to those EOs exhibited greater tolerance to the vapor of cinnamon and oregano after one hour of exposure than the other EOs. As the duration of exposure increased to a period of three hours, an escalation in toxicity was observed. Discussion: The preliminary findings of the present study suggest EOs as potential candidates for the development of new natural antimicrobial treatments against foulbrood diseases. However, further
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