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Impact of Oxytetracycline on Apis mellifera Colonies: Preliminary Results on Residues and Antibiotic Resistance Cover

Impact of Oxytetracycline on Apis mellifera Colonies: Preliminary Results on Residues and Antibiotic Resistance

Journal of Apicultural Science
Volume 66 (2022): Issue 2 (December 2022)
By: Michela Mosca,  Luigi Giannetti,  Alessia Franco,  Manuela Iurescia,  Marcella Milito,  Marco Pietropaoli,  Andrea Leto,  Camilla Di Ruggiero,  Ziad Mezher,  Massimo Palazzetti,  Valentina Gallo,  Sofia Croppi,  Salvatore Macrì and  Giovanni Formato  
Open Access
|Dec 2022

Figures & Tables

Fig. 1

OTC administration to the bees.
OTC administration to the bees.

Fig. 2

Box plots of number of frames covered by adult bees (A) or occupied by brood (B) before and after treatment.
Box plots of number of frames covered by adult bees (A) or occupied by brood (B) before and after treatment.

Fig. 3

Box plots of OTC residues (µg/kg) in honey taken from the nest of the group 1 (A), group 2 (B) and group 3 (C).
Box plots of OTC residues (µg/kg) in honey taken from the nest of the group 1 (A), group 2 (B) and group 3 (C).

Bacterial strains and ARGs found in the three groups 5_5 and 8 months after treatments

1st Sampling2nd Sampling
5.5 months after treatment8 months after treatment
GROUPSStrainsARGsStrainsARGs
“Long protocol”Mannheimia haemolytica Bacillus licheniformis
Pantoea spp. Serratia plymuthica
Pasteurella pneumotropica Klebsiella oxytoca
Pasteurella pneumotropica/Brucella/Psychrobacter Psychrobacter phenylpyruvicusTET-ATET-M
Pasteurella pneumotropica/Mannheimia/BibersteiniaTET-MPasteurella spp.TET-OTET-B
Aeromonas-Vibrio-Pseudomonas luteola Moraxella spp.TET-M
Bacillus spp. (B. thuringiensis) Aeromonas hydrophilaTET-A
Acinetobacter Mannheimia haemolytica/Bibersteinia trehalosiTET-M
Citrobacter koseriTET-OTET-A
Proteus spp. Fusobacterium spp.
Bacillus lentus Proteus vulgarisTET-D
“Short protocol”Bacillus firmusTET-OAeromonas hydrophilaTET-ATET-M
Bacillus megateriumTET-OMannheimia haemolytica/Bibersteinia trehalosiTET-O
Bordetella spp. Kluyvera spp.
E. coli Vibrio vulnificus
Brevibacillus Aeromonas hydrophila/caviaeTET-A
ControlKodamaea ohmeri Brevundimonas vesicularis/Mannheimia haemolytica/Bibersteinia trehalosi
Paenibacillus spp. Brevundimonas vesicularis/Mannheimia haemolytica/Bibersteinia trehalosi
Pasteurella spp.
Vibrio perahemolyticus
DOI: https://doi.org/10.2478/jas-2022-0013 | Journal eISSN: 2299-4831 | Journal ISSN: 1643-4439
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Language: English
Page range: 159 - 170
Submitted on: Apr 4, 2022
Accepted on: Oct 12, 2022
Published on: Dec 27, 2022
Published by: Research Institute of Horticulture
In partnership with: Paradigm Publishing Services
Publication frequency: 2 issues per year
Keywords:
antibiotic resistance,
comb honey,
oxytetracycline,
summer protocol,
residues,
toxicity
Related subjects:
Life sciences,
Zoology,
Life sciences, other

© 2022 Michela Mosca, Luigi Giannetti, Alessia Franco, Manuela Iurescia, Marcella Milito, Marco Pietropaoli, Andrea Leto, Camilla Di Ruggiero, Ziad Mezher, Massimo Palazzetti, Valentina Gallo, Sofia Croppi, Salvatore Macrì, Giovanni Formato, published by Research Institute of Horticulture
This work is licensed under the Creative Commons Attribution 4.0 License.

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