Marie Archambault
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View article: A longitudinal cohort study on the effects of reducing farm-level antimicrobial use on Escherichia coli antimicrobial resistance on dairy farms in Québec, Canada
A longitudinal cohort study on the effects of reducing farm-level antimicrobial use on Escherichia coli antimicrobial resistance on dairy farms in Québec, Canada Open
The effects of interventions that restrict antimicrobial use (AMU) in food production animals on antimicrobial resistance (AMR) remain unclear. We have already established a portrait of AMU and AMR on dairy farms in Québec before a regulat…
View article: Prevalence and Risk Factors of <scp><i>Staphylococcus aureus</i></scp> Nasal Colonization in Horses Admitted to a Veterinary Teaching Hospital
Prevalence and Risk Factors of <span><i>Staphylococcus aureus</i></span> Nasal Colonization in Horses Admitted to a Veterinary Teaching Hospital Open
Background Methicillin‐resistant Staphylococcus aureus (MRSA) is a major cause of nosocomial infections, including in veterinary settings. Hypothesis/Objectives To investigate the prevalence, risk factors for Staphylococcus aureus (SA) and…
View article: Corrigendum to “Redefining on-farm practices: The perceived effect of a responsible antimicrobial use regulation on dairy farmers” (J. Dairy Sci. 107:6913–6929)
Corrigendum to “Redefining on-farm practices: The perceived effect of a responsible antimicrobial use regulation on dairy farmers” (J. Dairy Sci. 107:6913–6929) Open
View article: Corrigendum: Barriers and facilitators to implementing a new regulation restricting antimicrobial use in dairy production in Québec, Canada: a qualitative study
Corrigendum: Barriers and facilitators to implementing a new regulation restricting antimicrobial use in dairy production in Québec, Canada: a qualitative study Open
[This corrects the article DOI: 10.3389/fvets.2023.1025781.].
View article: Conventional and unsupervised artificial intelligence analyses identified risk factors for antimicrobial resistance on dairy farms in the province of Québec, Canada
Conventional and unsupervised artificial intelligence analyses identified risk factors for antimicrobial resistance on dairy farms in the province of Québec, Canada Open
Antimicrobial resistance (AMR) is one of the greatest threats to global health worldwide and is threatening not only humans, but also animal production systems, including dairy farms. The objective of this paper was to describe risks facto…
View article: Redefining on-farm practices: The perceived effect of a responsible antimicrobial use regulation on dairy farmers
Redefining on-farm practices: The perceived effect of a responsible antimicrobial use regulation on dairy farmers Open
The global food animal industry faces a growing concern regarding antimicrobial resistance (AMR), primarily driven by the use of antimicrobials (AM) for the treatment, control, and prevention of diseases. Addressing this challenge requires…
View article: Reaction to earnings in a takeover environment
Reaction to earnings in a takeover environment Open
View article: Clonal and plasmidic dissemination of critical antimicrobial resistance genes through clinically relevant ExPEC and APEC-like lineages (ST) in the dairy cattle population of Québec, Canada
Clonal and plasmidic dissemination of critical antimicrobial resistance genes through clinically relevant ExPEC and APEC-like lineages (ST) in the dairy cattle population of Québec, Canada Open
Antimicrobial resistance can be effectively limited by improving the judicious use of antimicrobials in food production. However, its effect on the spread of AMR genes in animal populations is not well described. In the province of Québec,…
View article: Innovative clinical initiatives strengthen veterinary research
Innovative clinical initiatives strengthen veterinary research Open
View article: Antimicrobial Use and Resistance in Animals from a One Health Perspective
Antimicrobial Use and Resistance in Animals from a One Health Perspective Open
Among the many global health issues, antimicrobial resistance (AMR) is one that exemplifies the One Health approach, defined as a joint effort in which multiple disciplines collaborate to provide solutions for human, animal, and environmen…
View article: Description of Antimicrobial-Resistant Escherichia coli and Their Dissemination Mechanisms on Dairy Farms
Description of Antimicrobial-Resistant Escherichia coli and Their Dissemination Mechanisms on Dairy Farms Open
Despite its importance in veterinary medicine, there is little information about antimicrobial resistance (AMR) and its transmission in dairy cattle. The aim of this work is to compare AMR phenotypes and genotypes in resistant Escherichia …
View article: Barriers and facilitators to implementing a new regulation restricting antimicrobial use in dairy production in Québec, Canada: A qualitative study
Barriers and facilitators to implementing a new regulation restricting antimicrobial use in dairy production in Québec, Canada: A qualitative study Open
With the emergence of antimicrobial resistance (AMR), many countries are implementing restrictive regulations to reduce antimicrobial use (AMU) in animal production. Although these measures are effective at the national level, their implem…
View article: Current Insights Regarding the Role of Farm Animals in the Spread of Antimicrobial Resistance from a One Health Perspective
Current Insights Regarding the Role of Farm Animals in the Spread of Antimicrobial Resistance from a One Health Perspective Open
Antimicrobial resistance (AMR) represents a global threat to both human and animal health and has received increasing attention over the years from different stakeholders. Certain AMR bacteria circulate between humans, animals, and the env…
View article: Impact of a Regulation Restricting Critical Antimicrobial Usage on Prevalence of Antimicrobial Resistance in Escherichia coli Isolates From Fecal and Manure Pit Samples on Dairy Farms in Québec, Canada
Impact of a Regulation Restricting Critical Antimicrobial Usage on Prevalence of Antimicrobial Resistance in Escherichia coli Isolates From Fecal and Manure Pit Samples on Dairy Farms in Québec, Canada Open
To tackle antimicrobial resistance (AMR), one of the major health threats of this century, the World Health Organization (WHO) endorsed a global action plan in 2015. This plan calls countries to develop national actions to address AMR. The…
View article: Comparison of Quantification Methods to Estimate Farm-Level Usage of Antimicrobials in Medicated Feed in Dairy Farms from Québec, Canada
Comparison of Quantification Methods to Estimate Farm-Level Usage of Antimicrobials in Medicated Feed in Dairy Farms from Québec, Canada Open
Monitoring antimicrobial usage (AMU) in dairy cattle is becoming common in a growing number of countries, with the ultimate goal to improve practices, reduce the development of antimicrobial resistance, and protect human health. However, a…
View article: Prevalence of Antimicrobial Resistance and Characteristics of Escherichia coli Isolates From Fecal and Manure Pit Samples on Dairy Farms in the Province of Québec, Canada
Prevalence of Antimicrobial Resistance and Characteristics of Escherichia coli Isolates From Fecal and Manure Pit Samples on Dairy Farms in the Province of Québec, Canada Open
Antimicrobial resistance (AMR) is an important burden for public health and veterinary medicine. For Québec (Canada) dairy farms, the prevalence of AMR is mostly described using passive surveillance, which may be misleading. In addition, t…
View article: Comparison of Quantification Methods to Estimate Farm-Level Usage of Antimicrobials Other than in Medicated Feed in Dairy Farms from Québec, Canada
Comparison of Quantification Methods to Estimate Farm-Level Usage of Antimicrobials Other than in Medicated Feed in Dairy Farms from Québec, Canada Open
The objective of the study was to compare three quantification methods to a “garbage can audit” (reference method, REF) for monitoring antimicrobial usage (AMU) from products other than medicated feed over one year in 101 Québec dairy farm…
View article: Impacts of Short-Term Antibiotic Withdrawal and Long-Term Judicious Antibiotic Use on Resistance Gene Abundance and Cecal Microbiota Composition on Commercial Broiler Chicken Farms in Québec
Impacts of Short-Term Antibiotic Withdrawal and Long-Term Judicious Antibiotic Use on Resistance Gene Abundance and Cecal Microbiota Composition on Commercial Broiler Chicken Farms in Québec Open
The ever-increasing problem of antibiotic resistance makes routine use of antibiotics in animal production no longer considered as a reasonable and viable practice. The Chicken Farmers of Canada have developed and are implementing an Antim…
View article: Identification and preliminary characterization of a 75-kDa hemin- and hemoglobin-binding outer membrane protein of Actinobacillus pleuropneumoniae serotype 1
Identification and preliminary characterization of a 75-kDa hemin- and hemoglobin-binding outer membrane protein of Actinobacillus pleuropneumoniae serotype 1 Open
The reference strains representing serotypes 1 to 12 of Actinobacillus pleuropneumoniae biotype 1 were examined for their ability to utilize porcine hemoglobin (Hb) or porcine hemin (Hm) as iron sources for growth. In a growth promotion as…
View article: Impacts of antibiotic reduction strategies on zootechnical performances, health control, and Eimeria spp. excretion compared with conventional antibiotic programs in commercial broiler chicken flocks
Impacts of antibiotic reduction strategies on zootechnical performances, health control, and Eimeria spp. excretion compared with conventional antibiotic programs in commercial broiler chicken flocks Open
View article: Characterization of Klebsiella isolates obtained from clinical mastitis cases in dairy cattle
Characterization of Klebsiella isolates obtained from clinical mastitis cases in dairy cattle Open
Klebsiella spp. are important opportunistic pathogens commonly defined as environmental clinical mastitis agents. Despite Klebsiella mastitis being clinically impairing in cows and costly to the industry, only a few studies describe Klebsi…
View article: New Quebec regulation on the use of antimicrobials of very high importance in food animals: Implementation and impacts in dairy cattle practice.
New Quebec regulation on the use of antimicrobials of very high importance in food animals: Implementation and impacts in dairy cattle practice. Open
View article: Assignment of Canadian Defined Daily Doses and Canadian Defined Course Doses for Quantification of Antimicrobial Usage in Cattle
Assignment of Canadian Defined Daily Doses and Canadian Defined Course Doses for Quantification of Antimicrobial Usage in Cattle Open
Standardized units are essential to allow quantification and comparison of antimicrobial usage (AMU) between species and regions. In Canada, defined daily and course doses have not yet been harmonized for cattle. Our objective was to assig…
View article: Prevalence and characteristics of Livestock-Associated Methicillin-Resistant Staphylococcus aureus (LA-MRSA) isolated from chicken meat in the province of Quebec, Canada
Prevalence and characteristics of Livestock-Associated Methicillin-Resistant Staphylococcus aureus (LA-MRSA) isolated from chicken meat in the province of Quebec, Canada Open
This study was conducted to estimate the prevalence of Livestock-Associated Methicillin-Resistant Staphylococcus aureus (LA-MRSA) in retail chicken meat and broiler chickens from the Province of Quebec, Canada, and to characterize LA-MRSA …
View article: Antimicrobial Resistance in<i>Clostridium</i>and<i>Brachyspira</i>spp. and Other Anaerobes
Antimicrobial Resistance in<i>Clostridium</i>and<i>Brachyspira</i>spp. and Other Anaerobes Open
This article describes the antimicrobial resistance to date of the most frequently encountered anaerobic bacterial pathogens of animals. The different sections show that antimicrobial resistance can vary depending on the antimicrobial, the…
View article: Broiler chicken carcasses and their associated abattoirs as a source of enterotoxigenic <em>Clostridium perfringens</em>: Prevalence and critical steps for contamination
Broiler chicken carcasses and their associated abattoirs as a source of enterotoxigenic <em>Clostridium perfringens</em>: Prevalence and critical steps for contamination Open
Clostridium perfringens ranks among the three most frequent bacterial pathogens causing human foodborne diseases in Canada, and poultry meat products are identified as a source of infection for humans. The objective of the current s…
View article: Biofilm formation and antimicrobial resistance genes of coagulase-negative staphylococci isolated from cows with mastitis in Argentina
Biofilm formation and antimicrobial resistance genes of coagulase-negative staphylococci isolated from cows with mastitis in Argentina Open
Mastitis affects the health and welfare of dairy cows worldwide. Coagulase-negative staphylococci (CNS) are known to form biofilms and are increasingly recognized as a cause of persistent bovine intramammary infections. A total of 90 CNS i…
View article: A chicken intestinal ligated loop model to study the virulence of <i>Clostridium perfringens</i> isolates recovered from antibiotic-free chicken flocks
A chicken intestinal ligated loop model to study the virulence of <i>Clostridium perfringens</i> isolates recovered from antibiotic-free chicken flocks Open
Necrotic enteritis (NE) is a major problem in antibiotic-free (ABF) chicken flocks and specific strains of Clostridium perfringens are known to induce NE. The objective of this study was to develop a chicken intestinal ligated loop model i…
View article: Comparative transcriptomic analysis of<i>Clostridium perfringens</i>biofilms and planktonic cells
Comparative transcriptomic analysis of<i>Clostridium perfringens</i>biofilms and planktonic cells Open
Clostridium perfringens is an opportunistic pathogen that can cause food poisoning in humans and various enterotoxaemias in animal species. Recently, C. perfringens was shown to form biofilms, a structured community of bacterial cells encl…
View article: Comparison of an alcohol-based hand rub and water-based chlorhexidine gluconate scrub technique for hand antisepsis prior to elective surgery in horses.
Comparison of an alcohol-based hand rub and water-based chlorhexidine gluconate scrub technique for hand antisepsis prior to elective surgery in horses. Open
This prospective clinical study evaluates the effectiveness of an alcohol-based hand rub (Avagard™) for pre-surgical hand antisepsis in an equine hospital and compares it with traditional scrubbing technique using 4% chlorhexidine gluconat…