<abstract xmlns="http://www.w3.org/1999/xhtml">The effects of zinc sulphate on selected properties of <italic>L. plantarum</italic> CCM 7102 were tested <italic>in vitro</italic>. The resistance of lactobacilli to higher concentrations of ZnSO4 (up to 5000 mg Zn2+.l−1) in growth media was strain-dependent. Further studies were carried out on the most resistant strain of <italic>L. plantarum</italic> CCM 7102. While the addition of low concentrations of zinc sulphate into the growth media (&lt; 100 mg Zn2+.l−1) did not influence the properties of <italic>L. plantarum</italic> CCM 7102, the concentrations of 100—500 mg Zn2+.l−1 stimulated: the growth rate, production of lactic acid, adhesion to porcine enterocytes and the inhibition of pathogens <italic>E. coli</italic> O8:K88+ent+, <italic>S. enterica</italic> and <italic>S. Typhimurium</italic>. Conversely, however, high concentrations > 500 mg Zn2+.l−1 inhibited these properties. The addition of zinc (250 mg Zn2+.l−1) did not affect the resistance to antimicrobials, low pH, and the resistance to bile salt was affected only weakly. Zinc-resistant probiotic <italic>Lactobacillus</italic> strains are suitable for use in feedstuffs with a higher content of zinc designed for the prevention of post weaning diarrhoea in pigs.</abstract>

The effects of zinc sulphate on selected properties of L. plantarum CCM 7102 were tested in vitro. The resistance of lactobacilli to higher concentrations of ZnSO4 (up to 5000 mg Zn2+.l−1) in growth media was strain-dependent. Further studies were carried out on the most resistant strain of L. plantarum CCM 7102. While the addition of low concentrations of zinc sulphate into the growth media (< 100 mg Zn2+.l−1) did not influence the properties of L. plantarum CCM 7102, the concentrations of 100—500 mg Zn2+.l−1 stimulated: the growth rate, production of lactic acid, adhesion to porcine enterocytes and the inhibition of pathogens E. coli O8:K88+ent+, S. enterica and S. Typhimurium. Conversely, however, high concentrations > 500 mg Zn2+.l−1 inhibited these properties. The addition of zinc (250 mg Zn2+.l−1) did not affect the resistance to antimicrobials, low pH, and the resistance to bile salt was affected only weakly. Zinc-resistant probiotic Lactobacillus strains are suitable for use in feedstuffs with a higher content of zinc designed for the prevention of post weaning diarrhoea in pigs.

Influence of Zinc Sulphate on the Probiotic Properties of <italic>Lactobacillus plantarum</italic> CCM 7102

Department of Microbiology and Immunology

University of Veterinary Medicine and Pharmacy in Košice

Folia Veterinaria

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Influence of Zinc Sulphate on the Probiotic Properties of  CCM 7102

The effects of zinc sulphate on selected properties of L. plantarum CCM 7102 were tested in vitro. The resistance of lactobacilli to higher concentrations of ZnSO4 (up to 5000 mg Zn2+.l−1) in growth media was strain-dependent. Further studies were carried out on the most resistant strain of L. plantarum CCM 7102. While the addition of low concentrations of zinc sulphate into the growth media ( 500 mg Zn2+.l−1 inhibited these properties. The addition of zinc (250 mg Zn2+.l−1) did not affect the resistance to antimicrobials, low pH, and the resistance to bile salt was affected only weakly. Zinc-resistant probiotic Lactobacillus strains are suitable for use in feedstuffs with a higher content of zinc designed for the prevention of post weaning diarrhoea in pigs.

The effects of zinc sulphate on selected properties of L. plantarum CCM 7102 were tested in vitro. The resistance of lactobacilli to higher concentrations of...

Influence of Zinc Sulphate on the Probiotic Properties of Lactobacillus plantarum CCM 7102

Published Online: Jul 09, 2019

Page range: 45 - 54

Received: Mar 03, 2019

Accepted: Jun 12, 2019

DOI: https://doi.org/10.2478/fv-2019-0018

Keywords
probiotic, resistance, zinc

© 2019 Mudroňová D. et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Influence of Zinc Sulphate on the Probiotic Properties of Lactobacillus plantarum CCM 7102

Published Online: Jul 09, 2019

Page range: 45 - 54

Received: Mar 03, 2019

Accepted: Jun 12, 2019

DOI: https://doi.org/10.2478/fv-2019-0018

Keywordsprobiotic, resistance, zinc

© 2019 Mudroňová D. et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
probiotic, resistance, zinc