Vaginal Bacteria in Mares and the Occurrence of Antimicrobial Resistance
Antibiotics are added to semen extenders in insemination doses but their effect on the vaginal microbiota of the inseminated female is unknown. The objectives of this study were to define the equine vaginal microbiota and its antimicrobial resistance, and to determine whether it changes after exposu...
Ausführliche Beschreibung
Autor*in: |
Pongpreecha Malaluang [verfasserIn] Elin Wilén [verfasserIn] Sara Frosth [verfasserIn] Johanna Lindahl [verfasserIn] Ingrid Hansson [verfasserIn] Jane M. Morrell [verfasserIn] |
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E-Artikel |
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Sprache: |
Englisch |
Erschienen: |
2022 |
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Übergeordnetes Werk: |
In: Microorganisms - MDPI AG, 2013, 10(2022), 11, p 2204 |
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Übergeordnetes Werk: |
volume:10 ; year:2022 ; number:11, p 2204 |
Links: |
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DOI / URN: |
10.3390/microorganisms10112204 |
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Katalog-ID: |
DOAJ025821318 |
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520 | |a Antibiotics are added to semen extenders in insemination doses but their effect on the vaginal microbiota of the inseminated female is unknown. The objectives of this study were to define the equine vaginal microbiota and its antimicrobial resistance, and to determine whether it changes after exposure to antibiotics in semen extenders. Vaginal swabs were taken prior to sham-insemination (day 0), and again on days 3, 7, and 14 after insemination. Isolated bacteria were identified by MALDI-TOF and tested for antimicrobial susceptibility by microdilution. The bacteria isolated from the vagina differed according to reproductive status (brood mare or maiden mare), location (north or middle of Sweden), and the stage of the estrous cycle. Five bacterial species were frequently isolated from mares in both locations: <i<Escherichia coli</i<, <i<Staphylococcus capitis</i<, <i<Streptococcus equisimilis</i<, <i<Streptococcus thoraltensis</i<, and <i<Streptococcus zooepidemicus</i<. Overall, vaginal bacteria isolated from inseminated mares showed higher antibiotic resistance than from non-inseminated mares, suggesting a possible link between exposure to antibiotics in the semen extender and the appearance of antimicrobial resistance. The whole-genome sequencing of <i<E. coli</i< isolates from inseminated mares revealed some genes which are known to confer antimicrobial resistance; however, some instances of resistance in these isolates were not characteristic of induced AMR. | ||
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10.3390/microorganisms10112204 doi (DE-627)DOAJ025821318 (DE-599)DOAJ1b51dbd75dac43a1b577f037b3c5a544 DE-627 ger DE-627 rakwb eng QH301-705.5 Pongpreecha Malaluang verfasserin aut Vaginal Bacteria in Mares and the Occurrence of Antimicrobial Resistance 2022 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Antibiotics are added to semen extenders in insemination doses but their effect on the vaginal microbiota of the inseminated female is unknown. The objectives of this study were to define the equine vaginal microbiota and its antimicrobial resistance, and to determine whether it changes after exposure to antibiotics in semen extenders. Vaginal swabs were taken prior to sham-insemination (day 0), and again on days 3, 7, and 14 after insemination. Isolated bacteria were identified by MALDI-TOF and tested for antimicrobial susceptibility by microdilution. The bacteria isolated from the vagina differed according to reproductive status (brood mare or maiden mare), location (north or middle of Sweden), and the stage of the estrous cycle. Five bacterial species were frequently isolated from mares in both locations: <i<Escherichia coli</i<, <i<Staphylococcus capitis</i<, <i<Streptococcus equisimilis</i<, <i<Streptococcus thoraltensis</i<, and <i<Streptococcus zooepidemicus</i<. Overall, vaginal bacteria isolated from inseminated mares showed higher antibiotic resistance than from non-inseminated mares, suggesting a possible link between exposure to antibiotics in the semen extender and the appearance of antimicrobial resistance. The whole-genome sequencing of <i<E. coli</i< isolates from inseminated mares revealed some genes which are known to confer antimicrobial resistance; however, some instances of resistance in these isolates were not characteristic of induced AMR. vaginal bacteria mares AMR Biology (General) Elin Wilén verfasserin aut Sara Frosth verfasserin aut Johanna Lindahl verfasserin aut Ingrid Hansson verfasserin aut Jane M. Morrell verfasserin aut In Microorganisms MDPI AG, 2013 10(2022), 11, p 2204 (DE-627)750370696 (DE-600)2720891-6 20762607 nnns volume:10 year:2022 number:11, p 2204 https://doi.org/10.3390/microorganisms10112204 kostenfrei https://doaj.org/article/1b51dbd75dac43a1b577f037b3c5a544 kostenfrei https://www.mdpi.com/2076-2607/10/11/2204 kostenfrei https://doaj.org/toc/2076-2607 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 10 2022 11, p 2204 |
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10.3390/microorganisms10112204 doi (DE-627)DOAJ025821318 (DE-599)DOAJ1b51dbd75dac43a1b577f037b3c5a544 DE-627 ger DE-627 rakwb eng QH301-705.5 Pongpreecha Malaluang verfasserin aut Vaginal Bacteria in Mares and the Occurrence of Antimicrobial Resistance 2022 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Antibiotics are added to semen extenders in insemination doses but their effect on the vaginal microbiota of the inseminated female is unknown. The objectives of this study were to define the equine vaginal microbiota and its antimicrobial resistance, and to determine whether it changes after exposure to antibiotics in semen extenders. Vaginal swabs were taken prior to sham-insemination (day 0), and again on days 3, 7, and 14 after insemination. Isolated bacteria were identified by MALDI-TOF and tested for antimicrobial susceptibility by microdilution. The bacteria isolated from the vagina differed according to reproductive status (brood mare or maiden mare), location (north or middle of Sweden), and the stage of the estrous cycle. Five bacterial species were frequently isolated from mares in both locations: <i<Escherichia coli</i<, <i<Staphylococcus capitis</i<, <i<Streptococcus equisimilis</i<, <i<Streptococcus thoraltensis</i<, and <i<Streptococcus zooepidemicus</i<. Overall, vaginal bacteria isolated from inseminated mares showed higher antibiotic resistance than from non-inseminated mares, suggesting a possible link between exposure to antibiotics in the semen extender and the appearance of antimicrobial resistance. The whole-genome sequencing of <i<E. coli</i< isolates from inseminated mares revealed some genes which are known to confer antimicrobial resistance; however, some instances of resistance in these isolates were not characteristic of induced AMR. vaginal bacteria mares AMR Biology (General) Elin Wilén verfasserin aut Sara Frosth verfasserin aut Johanna Lindahl verfasserin aut Ingrid Hansson verfasserin aut Jane M. Morrell verfasserin aut In Microorganisms MDPI AG, 2013 10(2022), 11, p 2204 (DE-627)750370696 (DE-600)2720891-6 20762607 nnns volume:10 year:2022 number:11, p 2204 https://doi.org/10.3390/microorganisms10112204 kostenfrei https://doaj.org/article/1b51dbd75dac43a1b577f037b3c5a544 kostenfrei https://www.mdpi.com/2076-2607/10/11/2204 kostenfrei https://doaj.org/toc/2076-2607 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 10 2022 11, p 2204 |
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Vaginal Bacteria in Mares and the Occurrence of Antimicrobial Resistance |
abstract |
Antibiotics are added to semen extenders in insemination doses but their effect on the vaginal microbiota of the inseminated female is unknown. The objectives of this study were to define the equine vaginal microbiota and its antimicrobial resistance, and to determine whether it changes after exposure to antibiotics in semen extenders. Vaginal swabs were taken prior to sham-insemination (day 0), and again on days 3, 7, and 14 after insemination. Isolated bacteria were identified by MALDI-TOF and tested for antimicrobial susceptibility by microdilution. The bacteria isolated from the vagina differed according to reproductive status (brood mare or maiden mare), location (north or middle of Sweden), and the stage of the estrous cycle. Five bacterial species were frequently isolated from mares in both locations: <i<Escherichia coli</i<, <i<Staphylococcus capitis</i<, <i<Streptococcus equisimilis</i<, <i<Streptococcus thoraltensis</i<, and <i<Streptococcus zooepidemicus</i<. Overall, vaginal bacteria isolated from inseminated mares showed higher antibiotic resistance than from non-inseminated mares, suggesting a possible link between exposure to antibiotics in the semen extender and the appearance of antimicrobial resistance. The whole-genome sequencing of <i<E. coli</i< isolates from inseminated mares revealed some genes which are known to confer antimicrobial resistance; however, some instances of resistance in these isolates were not characteristic of induced AMR. |
abstractGer |
Antibiotics are added to semen extenders in insemination doses but their effect on the vaginal microbiota of the inseminated female is unknown. The objectives of this study were to define the equine vaginal microbiota and its antimicrobial resistance, and to determine whether it changes after exposure to antibiotics in semen extenders. Vaginal swabs were taken prior to sham-insemination (day 0), and again on days 3, 7, and 14 after insemination. Isolated bacteria were identified by MALDI-TOF and tested for antimicrobial susceptibility by microdilution. The bacteria isolated from the vagina differed according to reproductive status (brood mare or maiden mare), location (north or middle of Sweden), and the stage of the estrous cycle. Five bacterial species were frequently isolated from mares in both locations: <i<Escherichia coli</i<, <i<Staphylococcus capitis</i<, <i<Streptococcus equisimilis</i<, <i<Streptococcus thoraltensis</i<, and <i<Streptococcus zooepidemicus</i<. Overall, vaginal bacteria isolated from inseminated mares showed higher antibiotic resistance than from non-inseminated mares, suggesting a possible link between exposure to antibiotics in the semen extender and the appearance of antimicrobial resistance. The whole-genome sequencing of <i<E. coli</i< isolates from inseminated mares revealed some genes which are known to confer antimicrobial resistance; however, some instances of resistance in these isolates were not characteristic of induced AMR. |
abstract_unstemmed |
Antibiotics are added to semen extenders in insemination doses but their effect on the vaginal microbiota of the inseminated female is unknown. The objectives of this study were to define the equine vaginal microbiota and its antimicrobial resistance, and to determine whether it changes after exposure to antibiotics in semen extenders. Vaginal swabs were taken prior to sham-insemination (day 0), and again on days 3, 7, and 14 after insemination. Isolated bacteria were identified by MALDI-TOF and tested for antimicrobial susceptibility by microdilution. The bacteria isolated from the vagina differed according to reproductive status (brood mare or maiden mare), location (north or middle of Sweden), and the stage of the estrous cycle. Five bacterial species were frequently isolated from mares in both locations: <i<Escherichia coli</i<, <i<Staphylococcus capitis</i<, <i<Streptococcus equisimilis</i<, <i<Streptococcus thoraltensis</i<, and <i<Streptococcus zooepidemicus</i<. Overall, vaginal bacteria isolated from inseminated mares showed higher antibiotic resistance than from non-inseminated mares, suggesting a possible link between exposure to antibiotics in the semen extender and the appearance of antimicrobial resistance. The whole-genome sequencing of <i<E. coli</i< isolates from inseminated mares revealed some genes which are known to confer antimicrobial resistance; however, some instances of resistance in these isolates were not characteristic of induced AMR. |
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