Temporal dynamics of the resistome in gilts raised in an organic operation in which semen used for artificial insemination is the primary source of antimicrobial exposure.
- 2025-11-25
- Observational
- Scientific reports 15(1)
- Leonardo F C Brito
- Gary C Althouse
- Dipti W Pitta
- Nagaraju Indugu
- Marisol Parada Sarmiento
- Nithiya Sri Balamurugan
- PubMed: 41290836
- DOI: 10.1038/s41598-025-25776-w
- Low evidence
- Rigorous Journal
- Animal Study
Neither exposure to previously inseminated females nor antibiotics in semen extenders increased fecal ARGs. This study found no evidence that rational antibiotic use in swine semen extender contributes to increased antimicrobial resistance in the swine fecal microbiome.
- Effect
- Neutral
- Effect size
- Small