Article Abstract

Volume 32, No. (3), 2022 (June)
PROBIOTIC POTENTIAL OF LACTOBACILLUS ANDLEUCONOSTOC STRAINS ISOLATED FROM TRADITIONAL SPONTANEOUSLY FERMENTED SHEEP HAM
T. Ž. Petrović, P. Ilić, K. Mladenović, M. Djilas, S. K. Tanackov and L. Čomić

T. Ž. Petrović1, P. Ilić, K. Mladenović2, M. Djilas3, S. K. Tanackov4and L. Čomić

1College of Agriculture and Food Technology, Department of Food Science and Technology, ĆirilaiMetodija 1, 18400
Prokuplje, Serbia;

2University of Kragujevac, Faculty of Science, Department of Biology and Ecology,
RadojaDomanovića 12, 3400 Kragujevac, Serbia;

3Institute for Public Health of Vojvodina, Novi Sad, Serbia;


4University of Novi Sad,Faculty of Technology, Department of Food Preservation Engineering, BulevarcaraLazara 1,
21000 Novi Sad, Serbia 

Corresponding Author: tanja.zugicpetrovic@yahoo.com
Page Number(s): 861-869
Published Online First: October 19, 2021
Publication Date: May 30, 2022
ABSTRACT

This paper examined the probiotic characteristics of 29 lactic acid bacteria isolated from traditional sheep ham. The research included isolation and identification of Lactobacillus and Leuconostoc strains. In vitro tests related to their probiotic potential included auto-aggregation and co-aggregation, antibiotic resistance, and hemolysis tests. Auto-aggregation values of the tested strains ranged from 24.5 to 68.1%, co-aggregation values of LactobacillusLeuconostoc, and ATCC strain of Escherichia coli ranged from 22.5 to 65.5% after four hours. The isolates showed a significant difference in the hydrophobic ability of the tested hydrocarbons, n-hexadecane, xylene, and chloroform, ranging from 5.25% to 80.9%. All of the isolates have shown high sensitivity to most analyzed antibiotics, while Lactobacillus and Leuconostoc strains had no positive hemolysis.The zone of inhibition against all tested pathogens was demonstrated by 55.1% of strains. The most significant inhibition zones were exhibited against Staphylococcus aureus ATCC 25923 and Bacillus cereus ATCC 14579, while 31.03% of strains did not show a zone of inhibition towards Listeria monocytogenes ATCC 19115.

Keywords: Lactic acid bacteria, sheep ham, probiotic potential

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Journal Impact Factor: 0.5 | (JCR Year: 2025) | Cite Score: 1.3

HEC Category: W

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ISSN Details

Print ISSN: 1018-7081

Electronic ISSN: 2309-8694

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