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View article: Phylogenomic insights into LA-MRSA from Argentine pig farm environments: novel OptrA variant and regional emergence of an ST9 lineage co-circulating with international CC398 lineages
Phylogenomic insights into LA-MRSA from Argentine pig farm environments: novel OptrA variant and regional emergence of an ST9 lineage co-circulating with international CC398 lineages Open
Introduction Staphylococcus aureus (SA) colonizes both humans and animals. The spread of livestock-associated methicillin-resistant S. aureus (LA-MRSA) in farms and the environment poses a public health concern. While CC398 is globally pre…
View article: MÁS ALLÁ DEL DÉFICIT ACADÉMICO: DE LA DIDÁCTICA TRADICIONAL A LA POTENCIALIDAD DEL SUJETO EN EL SISTEMA ESCOLAR CHILENO
MÁS ALLÁ DEL DÉFICIT ACADÉMICO: DE LA DIDÁCTICA TRADICIONAL A LA POTENCIALIDAD DEL SUJETO EN EL SISTEMA ESCOLAR CHILENO Open
Este artículo tiene como objetivo examinar críticamente la noción de déficit académico desde una perspectiva didáctico-epistemológica. La urgencia de esta reflexión radica, por un lado, en el escaso cuestionamiento de los supuestos didácti…
View article: Effect of microencapsulated Minthostachys verticillata essential oil as an antibiotic substitute on broiler performance
Effect of microencapsulated Minthostachys verticillata essential oil as an antibiotic substitute on broiler performance Open
This study aimed to evaluate the effects of replacing antibiotics with microencapsulated Minthostachys verticillata essential oil (M-Mv-EO) as a phytogenic feed additive (PFA) on growth performance, liver and intestinal histological change…
View article: Experimental evaluation of the effects of commercial additive (plant extracts) as an alternative to growth-promoting antibiotics in broiler chickens
Experimental evaluation of the effects of commercial additive (plant extracts) as an alternative to growth-promoting antibiotics in broiler chickens Open
Background and Aim: The increasing prevalence of antibiotic-resistant pathogens necessitates the exploration of alternatives to growth-promoting antibiotics (GPAs) in poultry production. This study evaluated a commercial additive containin…
View article: Exploring the potential of lactic acid bacteria to produce postbiotics with antimicrobial and antioxidant properties: focus on the probiotic strain <i>Pediococcus pentosaceus</i> RC007 for industrial-scale production
Exploring the potential of lactic acid bacteria to produce postbiotics with antimicrobial and antioxidant properties: focus on the probiotic strain <i>Pediococcus pentosaceus</i> RC007 for industrial-scale production Open
Bioprospection of natural compounds by next-generation probiotic strains holds immense promise for promoting beneficial effects on both animal and human health. The aim of this work was to study the antimicrobial activity of lactic acid ba…
View article: Genomic epidemiology of third-generation cephalosporin-resistant <i>Escherichia coli</i> from Argentinian pig and dairy farms reveals animal-specific patterns of co-resistance and resistance mechanisms
Genomic epidemiology of third-generation cephalosporin-resistant <i>Escherichia coli</i> from Argentinian pig and dairy farms reveals animal-specific patterns of co-resistance and resistance mechanisms Open
Little is known about the ecology of critically important antibiotic resistance among bacteria with the potential to be opportunistic human pathogens (e.g., Escherichia coli ) on South American farms. By studying 70 pig and dairy cattle fa…
View article: Inclusion of <i>Saccharomyces cerevisiae</i> var. <i>boulardii</i> RC009 and <i>Pediococcus pentosaceus</i> RC007 as a Probiotic Additive in Pigs’ Postweaning Diets and Its Effect on Meat Composition, Carcass Characteristics, and Fatty Acids Profile after Slaughter
Inclusion of <i>Saccharomyces cerevisiae</i> var. <i>boulardii</i> RC009 and <i>Pediococcus pentosaceus</i> RC007 as a Probiotic Additive in Pigs’ Postweaning Diets and Its Effect on Meat Composition, Carcass Characteristics, and Fatty Acids Profile after Slaughter Open
The postweaning is recognized as one of the most challenging stages of pig growth that can affect their lifetime productivity. The aim of the study was to evaluate the inclusion of Saccharomyces cerevisiae var. boulardii RC009 and Pediococ…
View article: Genomic epidemiology of third-generation cephalosporin-resistant<i>Escherichia coli</i>from Argentinian pig and dairy farms reveals animal-specific patterns of co-resistance and resistance mechanisms
Genomic epidemiology of third-generation cephalosporin-resistant<i>Escherichia coli</i>from Argentinian pig and dairy farms reveals animal-specific patterns of co-resistance and resistance mechanisms Open
Control measures are being introduced globally to reduce the prevalence of antibiotic resistant (ABR) bacteria on farms. However, little is known about the current prevalence and molecular ecology of ABR in key opportunistic human pathogen…
View article: MOLECULAR EPIDEMIOLOGY OF THIRD-GENERATION CEPHALOSPORIN- RESISTANT ESCHERICHIA COLI FROM PIGS AND DAIRY CATTLE IN ARGENTINA
MOLECULAR EPIDEMIOLOGY OF THIRD-GENERATION CEPHALOSPORIN- RESISTANT ESCHERICHIA COLI FROM PIGS AND DAIRY CATTLE IN ARGENTINA Open
Intro: Argentina is one of South America's leading milk and pork producers, yet the data for antimicrobial usage and resistance in these sectors is extremely limited. Here we report third-generation cephalosporin resistance (3GC-R) rates a…
View article: In-feed nutritional additive probiotic Saccharomyces boulardii RC009 can substitute for prophylactic antibiotics and improve the production and health of weaning pigs
In-feed nutritional additive probiotic Saccharomyces boulardii RC009 can substitute for prophylactic antibiotics and improve the production and health of weaning pigs Open
Background and Aim: Non-therapeutic antibiotic use is associated with the current decrease in antibiotic therapeutic efficiency and the emergence of a wide range of resistant strains, which constitutes a public health risk. This study aime…
View article: Ureaplasma diversum–Ureaplasma sp. alone or concomitantly with Mycoplasma hyopneumoniae in pig lungs with and without pneumonia: A descriptive exploratory study in abattoirs
Ureaplasma diversum–Ureaplasma sp. alone or concomitantly with Mycoplasma hyopneumoniae in pig lungs with and without pneumonia: A descriptive exploratory study in abattoirs Open
Occurrence of Ureaplasma diversum (U. diversum) has been associated with reproductive failures in cattle and detected in pigs with and without pneumonia. However, its role in the porcine respiratory disease complex (PRDC) is unclear. A cro…
View article: Antibiotic resistance and associated resistance determinants in different Salmonella enterica serovars isolated from pigs in Argentina
Antibiotic resistance and associated resistance determinants in different Salmonella enterica serovars isolated from pigs in Argentina Open
Background and Aim: Salmonellosis is one of the most common foodborne diseases in the world, and the increasing antibiotic resistance in Salmonella enterica subsp. enterica recovered from food animals constitutes an important risk from a O…
View article: Respiratory tract clinometry, fat thickness, haematology and productive parameters associated with direct-fed microbials used as growth promoter antibiotic alternative in weaned piglets
Respiratory tract clinometry, fat thickness, haematology and productive parameters associated with direct-fed microbials used as growth promoter antibiotic alternative in weaned piglets Open
The objective was to evaluate the effect of two probiotic yeast strains (Saccharomyces. cerevisiae RC016 and Kluyveromyces marxianus VM004) as a substitute of growth promoter antibiotics on health status and productive parame…
View article: Respiratory Tract Clinometry, Fat Thickness, Haematology and Productive Parameters Associated with Direct-Fed Microbials Used as Growth Promoter Antibiotic Alternative in Weaned Piglets
Respiratory Tract Clinometry, Fat Thickness, Haematology and Productive Parameters Associated with Direct-Fed Microbials Used as Growth Promoter Antibiotic Alternative in Weaned Piglets Open
View article: Identification and distribution of Brachyspira species in feces from finishing pigs in Argentina
Identification and distribution of Brachyspira species in feces from finishing pigs in Argentina Open
Background and Aim: Brachyspira are Gram-negative, aerotolerant spirochetes that colonize the large intestine of various species of domestic animals and humans. The aim of this study was to determine the presence and distribution of differ…
View article: Influencia del probiótico Pediococcus pentosaceus usado en reemplazo de antibióticos promotores del crecimiento sobre la calidad de carne, parámetros bioquímicos y de sanidad en cerdos
Influencia del probiótico Pediococcus pentosaceus usado en reemplazo de antibióticos promotores del crecimiento sobre la calidad de carne, parámetros bioquímicos y de sanidad en cerdos Open
El objetivo del presente trabajo fue evaluar el efecto de Pediococcus pentosaceus usado como reemplazo de antibióticos promotores de crecimiento (APC) sobre la calidad de carne, los parámetros bioquímicos y de sanidad en cerdos. Se utiliza…
View article: Ureaplasma diversum and Ureaplasma sp. in nasal cavity of pigs: Distribution among herds and individual frequency based on pooled samples
Ureaplasma diversum and Ureaplasma sp. in nasal cavity of pigs: Distribution among herds and individual frequency based on pooled samples Open
The role of Ureaplasma diversum in the porcine respiratory disease complex (PRDC), its circulation among herds and prevalence in live pigs is unknown; thus, the objectives of this study were: to determine the presence of U. diversum in ind…
View article: July-2020
July-2020 Open
Aim: Nutrition plays a key role in the production of pigs, especially in pregnant sows, where modifications in nutritional requirements can affect their productive performance.The aim of this study was to evaluate nutritional supplementati…
View article: Effect of soybean expeller supplementation during the final phase of sow gestation on litter birth weight
Effect of soybean expeller supplementation during the final phase of sow gestation on litter birth weight Open
Aim: Nutrition plays a key role in the production of pigs, especially in pregnant sows, where modifications in nutritional requirements can affect their productive performance. The aim of this study was to evaluate nutritional supplementat…
View article: Miopatía tóxica en cerdos intoxicados experimentalmente a partir del consumo de frutos de Senna occidentalis
Miopatía tóxica en cerdos intoxicados experimentalmente a partir del consumo de frutos de Senna occidentalis Open
Se describen los hallazgos clínicos y patológicos del envenenamiento experimental por Senna occidentalis en cerdos. Seis cerdos se distribuyeron en dos grupos, uno de los cuales se alimentó con una ración que contenía 10% de vainas y semil…
View article: Assessment of a segregated medicated early weaning protocol for elimination of Actinobacillus pleuropneumoniae
Assessment of a segregated medicated early weaning protocol for elimination of Actinobacillus pleuropneumoniae Open
To assess the success of a segregated medicated early weaning protocol for elimination of Actinobacillus pleuropneumoniae, ten consecutive batches of 100 pigs per batch weaned at 7-9 days of age were monitored at 21-22 weeks of age looking…
View article: Avaliação de um protocolo de desmame precoce segregado medicado para a eliminação de Actinobacillus pleuropneumoniae
Avaliação de um protocolo de desmame precoce segregado medicado para a eliminação de Actinobacillus pleuropneumoniae Open
View article: Assessment of a segregated medicated early weaning protocol for elimination of Actinobacillus pleuropneumoniae
Assessment of a segregated medicated early weaning protocol for elimination of Actinobacillus pleuropneumoniae Open
To assess the success of a segregated medicated early weaning protocol for elimination of Actinobacillus pleuropneumoniae, ten consecutive batches of 100 pigs per batch weaned at 7-9 days of age were monitored at 21-22 weeks of age looking…
View article: Persistence of the same genetic type of Mycoplasma hyopneumoniae in a closed herd for at least two years
Persistence of the same genetic type of Mycoplasma hyopneumoniae in a closed herd for at least two years Open
Two cross-sectional studies were carried out in 2013 and 2015 monitoring for Mycoplasma hyopneumoniae presence in a swine farm. In these studies, the genetic diversity of M. hyopneumoniae was assessed in clinical specimens using a Multiple…
View article: Spatial distribution and risk factors associated with<i>Salmonella enterica</i>in pigs
Spatial distribution and risk factors associated with<i>Salmonella enterica</i>in pigs Open
SUMMARY The importance of pork in the transmission of Salmonella spp. to humans has led to the development of control programmes worldwide. For this, knowledge on the epidemiology of the infection in the production system is fundamental to…
View article: MLVA typing of <i>Mycoplasma hyopneumoniae</i> bacterins and field strains
MLVA typing of <i>Mycoplasma hyopneumoniae</i> bacterins and field strains Open
Because of the lack of information about both the genetic characteristics of Mycoplasma hyopneumoniae commercial vaccines and their relationship with field strains, the authors attempted to identify genetic subtypes of some M hyopneumoniae…