Abstract

The inadequate and excessive use of antimicrobial agents in pig farming has contributed to the emergence and increase of resistance to antibiotics in both bacteria related to infectious processes in these animals as those that constitute their own microbiota. This conduct also causes the dissemination of these microorganisms throughout the pig production chain, causing damages to health of consumers of their meat and processed-meat products. The effect of excess use of these medicines can even reach and compromise other ecosystems. Methicillin-resistant Staphylococcus (MRS) stands out among bacterium species of interest to the public health. They emerged as important zoonotic pathogens, whose evolution generated different virulence and mechanisms of resistance to antimicrobial agents and has been associated to high use of these medicines in pig farming. The development of resistance to antibiotics in Staphylococcus spp., especially the expression of the gene mecA, and their interrelation with pig farming are aspects considered in this work. The emergence and global presence of MRS in pig farming denote the important epidemiological involvement of these animal species in the dissemination of these microorganisms, and the occurrence of infections in humans and animals in the whole world. This is a scenario that requires attention by public health agencies and should not be overlooked.

Highlights

  • Acta Veterinaria BrasilicaAntimicrobial resistance of Staphylococcus spp. in swine farming: a challenge for one health

  • Changes in animal-origin food production have required high use of antimicrobial agents to maintain the health of animals or increase their yield

  • Among Staphylococcus coagulase positive (SCP) species, Staphylococcus aureus is the most important and prevalent in several human and animal infections; its pathogenicity is related to several virulence factors produced by it, which are constituted by different proteins of cellular link, enzymes, toxins, and mechanisms of escape from the immune response of the host (AL-MEBAIRIK et al, 2016; BARTLETT; HULTEN, 2010; COSTA et al, 2013; FOSTER; GEOGHEGAN, 2015; PROCOP et al, 2017; SANTOS et al, 2007)

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Summary

Acta Veterinaria Brasilica

Antimicrobial resistance of Staphylococcus spp. in swine farming: a challenge for one health. Márcio Leonardo de Morais Nobre , Leidiane Sousa Santos , Leonardo Bruno Sampaio de Oliveira , Felipe Araújo de Alcântara Oliveira , Maria José dos Santos Soares5* , Maria Christina Sanches Muratori

INTRODUCTION
PIG FARMING AND USE OF ANTIBIOTICS
Spiramycin and erythromycin
Antibiotic Binding Site Change
Findings
CONCLUSIONS
Full Text
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