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47<br />

Chapter II Review of Literature<br />

Table 2.8 Organisms used as probiotics in the food <strong>and</strong> agricultural industry (Goldin<br />

<strong>and</strong> Gorbach, 1992)<br />

Organism Comment<br />

Lactobacillus acidophilus As a supplement in dairy products <strong>and</strong> used for fermentations;<br />

numerous health claims<br />

L. plantarum In dairy products, pickled vegetables <strong>and</strong> silage<br />

Lactobacillus GG In yoghurt <strong>and</strong> whey drink; numerous health claims<br />

L. casei subsp.<br />

rhamnosus<br />

In dairy products <strong>and</strong> silage<br />

L. brevis In dairy products <strong>and</strong> silage<br />

L. delbrueckii spp.<br />

bulgaricus<br />

Production of yoghurt; health claims have been made<br />

Bifidobacterium bifidum Component of new dairy products <strong>and</strong> in preparation for new<br />

born; health claims<br />

LAB are capable of inhibiting various microorganisms in a food environment <strong>and</strong><br />

display crucial antimicrobial properties with respect to food preservation <strong>and</strong> safety. In<br />

addition, it has been shown that some strains of LAB possess interesting health-promoting<br />

properties; one of the characteristics of these probiotics is the potential to combat<br />

gastrointestinal pathogenic bacteria such as Helicobacter pylori, Escherichia coli <strong>and</strong><br />

Salmonella spp. An overview role of bacteriocin application as antibacterial peptides in both<br />

food safety <strong>and</strong> gastrointestinal health is depicted in Fig. 2.3.

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