Carlos E. C. Matajira
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View article: Genome-Resolved In Silico Analysis of Poultry and Swine Lactobacillales Provides a Data- Driven Framework for Elucidating Metabolic Synergies in Multi-Strain Probiotics
Genome-Resolved In Silico Analysis of Poultry and Swine Lactobacillales Provides a Data- Driven Framework for Elucidating Metabolic Synergies in Multi-Strain Probiotics Open
Probiotics are live microorganisms that provide health benefits to the host by improving digestion, enhancing nutrient absorption, and modulating the immune system. Among them, lactic acid bacteria are known for producing vitamins and shor…
View article: Phenotypic and genomic characterization of bacteriocin-producing lactic acid bacteria with probiotic and biotechnological potential for pathogen control in animal production
Phenotypic and genomic characterization of bacteriocin-producing lactic acid bacteria with probiotic and biotechnological potential for pathogen control in animal production Open
The emergence of antibiotic-resistant pathogens has raised significant concerns in the poultry industry, driving the search for alternatives to antibiotics as growth promoters in animal feed. Probiotics, particularly those belonging to the…
View article: The Role of Nutrition Across Production Stages to Improve Sow Longevity
The Role of Nutrition Across Production Stages to Improve Sow Longevity Open
Modern hyperprolific sows are increasingly susceptible to health challenges. Their rapid growth rates predispose them to locomotor disorders, while high metabolic demands, reduced backfat thickness, and increased protein accretion heighten…
View article: Identification, genotyping, and genomic comparison of Streptococcus porcinus isolated from diseased swine in Brazil
Identification, genotyping, and genomic comparison of Streptococcus porcinus isolated from diseased swine in Brazil Open
Introduction: Streptococcus porcinus is considered a zoonotic opportunistic pathogen for several animal species, including swine, and can cause systemic clinical conditions. There are morphological similarities between streptococcal specie…
View article: Characterization of Escherichia coli Isolated from Sows Presenting Purulent Vulvar Discharge
Characterization of Escherichia coli Isolated from Sows Presenting Purulent Vulvar Discharge Open
Purulent vulvar discharge is a clinical sign of genitourinary tract infections, which are a significant concern in swine facilities, leading to sow culling and mortality. Escherichia coli is one of the main agents involved in these disease…
View article: Serotyping and Antimicrobial Susceptibility Profiling of Glaesserella parasuis Isolated from Diseased Swine in Brazil
Serotyping and Antimicrobial Susceptibility Profiling of Glaesserella parasuis Isolated from Diseased Swine in Brazil Open
Glaesserella parasuis is one of the major pathogens in swine intensive production systems. To date, 15 serovars have been described, and the prevalence of these serotypes in different geographical regions has been identified by several met…
View article: Causes of Sow Mortality and Risks to Post-Mortem Findings in a Brazilian Intensive Swine Production System
Causes of Sow Mortality and Risks to Post-Mortem Findings in a Brazilian Intensive Swine Production System Open
The present study was conducted to investigate the risk factors for post-mortem findings and causes of sow mortality. A post-mortem examination and microbiological investigation were conducted on 123 sows from a breeding herd with 15,000 d…
View article: Mortality data from an intensive swine production system
Mortality data from an intensive swine production system Open
The present data was generated in a study conducted to investigate the risk factors and causes of sow mortality. A post-mortem examination and microbiological investigation were conducted on 123 sows from a breeding herd with 15,000 dams l…
View article: Mortality data from an intensive swine production system
Mortality data from an intensive swine production system Open
The present data was generated in a study conducted to investigate the risk factors and causes of sow mortality. A post-mortem examination and microbiological investigation were conducted on 123 sows from a breeding herd with 15,000 dams l…
View article: Mortality data from an intensive swine production system
Mortality data from an intensive swine production system Open
The present data was generated in a study conducted to investigate the risk factors and causes of sow mortality. A post-mortem examination and microbiological investigation were conducted on 123 sows from a breeding herd with 15,000 dams l…
View article: Vaginal microbiota signatures in healthy and purulent vulvar discharge sows
Vaginal microbiota signatures in healthy and purulent vulvar discharge sows Open
View article: Antimicrobial Resistance Profile of Staphylococcus hyicus Strains Isolated from Brazilian Swine Herds
Antimicrobial Resistance Profile of Staphylococcus hyicus Strains Isolated from Brazilian Swine Herds Open
Staphylococcus hyicus is the causative agent of porcine exudative epidermitis. This disorder affects animals in all producing countries and presents a widespread occurrence in Brazil. This study evaluated strains from a historical collecti…
View article: Salmonella enterica in Invasive Lizard from Fernando de Noronha Archipelago: Serotyping, Antimicrobial Resistance and Molecular Epidemiology
Salmonella enterica in Invasive Lizard from Fernando de Noronha Archipelago: Serotyping, Antimicrobial Resistance and Molecular Epidemiology Open
Salmonella infection can pose serious health issues, especially to children, elders or immunosuppressed humans. Wild populations of reptiles can reach Salmonella prevalence of up to 100% and the direct or indirect transmission from reptile…
View article: Vagococcus sp. a porcine pathogen: molecular and phenotypic characterization of strains isolated from diseased pigs in Brazil
Vagococcus sp. a porcine pathogen: molecular and phenotypic characterization of strains isolated from diseased pigs in Brazil Open
Introduction: Vagococcus spp. is known for its importance as a systemic and zoonotic bacterial pathogen even though it is not often reported in pigs. This is related to the pathogen misidentification due to the lack of usage of more discri…
View article: >b<Análise comparativa de genomas de estirpes de >i<Streptococcus suis>/i< isoladas de suínos no Brasil>/b<
>b<Análise comparativa de genomas de estirpes de >i/i< isoladas de suínos no Brasil>/b< Open
Streptococcus suis é um patógeno de grande importância na indústria suína sendo capaz de provocar diferentes quadros clínicos em animais de várias idades e, além disso, também é considerado um agente zoonótico. Dessa forma, é de extrema im…
View article: Streptococcus suis in Brazil: Genotypic, Virulence, and Resistance Profiling of Strains Isolated from Pigs between 2001 and 2016
Streptococcus suis in Brazil: Genotypic, Virulence, and Resistance Profiling of Strains Isolated from Pigs between 2001 and 2016 Open
Streptococcus suis remains an important challenge for the worldwide swine industry. Considering that Brazil is a major pork producer and exporter, proper monitoring of the pathogen and resistance rates are required. We present here the cha…
View article: Isolation and molecular characterization of Arcobacter butzleri and Arcobacter cryaerophilus from the pork production chain in Brazil
Isolation and molecular characterization of Arcobacter butzleri and Arcobacter cryaerophilus from the pork production chain in Brazil Open
Arcobacter is an emerging zoonotic pathogen, and the major transmission routes to humans are the handling or consumption of contaminated raw/undercooked food products of animal origin, water and seafood. The isolation and identification of…
View article: Free-Ranging Synanthropic Birds (<i>Ardea alba</i> and <i>Columba livia domestica</i>) as Carriers of <i>Salmonella</i> spp. and Diarrheagenic <i>Escherichia coli</i> in the Vicinity of an Urban Zoo
Free-Ranging Synanthropic Birds (<i>Ardea alba</i> and <i>Columba livia domestica</i>) as Carriers of <i>Salmonella</i> spp. and Diarrheagenic <i>Escherichia coli</i> in the Vicinity of an Urban Zoo Open
The presence of free-ranging urban birds is a risk factor for transmitting pathogens to captive animals and humans alike, including Salmonella spp. and diarrheagenic Escherichia coli. Cloacal swabs from 156 synanthropic Great egrets (Ardea…
View article: Identification through MALDI-TOF mass spectrometry and antimicrobial susceptibility profiling of bacterial pathogens isolated from sow urinary tract infection
Identification through MALDI-TOF mass spectrometry and antimicrobial susceptibility profiling of bacterial pathogens isolated from sow urinary tract infection Open
MALDI-TOF MS enabled the identification of rare pathogens related to UTI which may represent higher risk for porcine health, especially considering high frequency of multiresistant profiles.
View article: Characterization of Corynebacterium diphtheriae , C. confusum and C. amycolatum isolated from sows with genitourinary infection
Characterization of Corynebacterium diphtheriae , C. confusum and C. amycolatum isolated from sows with genitourinary infection Open
View article: Characterization of porcine Trueperella pyogenes by matrix-assisted laser desorption ionization-time of flight mass spectrometry (MALDI-TOF MS), molecular typing and antimicrobial susceptibility profiling in Sao Paulo State
Characterization of porcine Trueperella pyogenes by matrix-assisted laser desorption ionization-time of flight mass spectrometry (MALDI-TOF MS), molecular typing and antimicrobial susceptibility profiling in Sao Paulo State Open
View article: Arcobacter spp. in fecal samples from Brazilian farmed caimans (Caiman yacare, Daudin 1802)
Arcobacter spp. in fecal samples from Brazilian farmed caimans (Caiman yacare, Daudin 1802) Open
View article: Identification of the cfr methyltransferase gene in Enterococcus faecalis isolated from swine: First report in Brazil
Identification of the cfr methyltransferase gene in Enterococcus faecalis isolated from swine: First report in Brazil Open
View article: Evaluation of protein spectra cluster analysis for <i>Streptococcus</i> spp. identification from various swine clinical samples
Evaluation of protein spectra cluster analysis for <i>Streptococcus</i> spp. identification from various swine clinical samples Open
Traditional microbiological methods enable genus-level identification of Streptococcus spp. isolates. However, as the species of this genus show broad phenotypic variation, species-level identification or even differentiation within the ge…
View article: Molecular and antimicrobial susceptibility characterization of <i>Globicatella sulfidifaciens</i> isolated from sow's urinary tract infection
Molecular and antimicrobial susceptibility characterization of <i>Globicatella sulfidifaciens</i> isolated from sow's urinary tract infection Open
Globicatella sulfidifaciens could be related to sporadic urinary tract infections in swine and appear to present alarming antimicrobial susceptibility profile. It is necessary to differentiate Streptococcus-like microorganisms in routine l…
View article: Antimicrobial resistance profiling of Salmonella enterica distinct serotypes isolated from pork in São Paulo
Antimicrobial resistance profiling of Salmonella enterica distinct serotypes isolated from pork in São Paulo Open
Salmonellosis still is one of the most important worldwide zoonosis due to its high endemicity, mortality, and difficulty in control (Stevens et al., 2009). In the São Paulo city, different realities regarding good production practices and…
View article: Molecular and antimicrobial susceptibility profiling of atypical Streptococcus species from porcine clinical specimens
Molecular and antimicrobial susceptibility profiling of atypical Streptococcus species from porcine clinical specimens Open
View article: Characterization of Streptococcus suis through serotyping, SE-AFLP and virulence profile
Characterization of Streptococcus suis through serotyping, SE-AFLP and virulence profile Open
Streptococcus suis is one of most important pathogens in the swine industry worldwide. Despite its importance, studies of S. suis characterization in South America are still rare. This study evaluates S. suis isolates from distinct Brazili…
View article: Molecular and antimicrobial susceptibility profiling of Streptococcus dysgalactiae isolated from swine
Molecular and antimicrobial susceptibility profiling of Streptococcus dysgalactiae isolated from swine Open
View article: Application of protein profiling of virulent Haemophilus parasuis by MALDI-TOF mass spectrometry
Application of protein profiling of virulent Haemophilus parasuis by MALDI-TOF mass spectrometry Open
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