Lactococcus lactis – an important probiotic of a healthy digestive system

Abstract

The scientific investigations revealed in this investigation has the purpose the identification of the microbial culture of Lactococcus lactis, considered as a probiotic in the aspects of consumption different milk products as well as the mechanisms of action of probiotics.There were realized bacterioscopic and bacteriological researches by performing microbial preparations and passages on culture media, using different simple and complex methods of investigation, in order to determine the presence and diversity of the saprophytes and pathogens microorganisms. Simultaneously, there were evaluated the aspects of development the culture of Lactococcus lactis on simple and complex identification mediums, the morphology of microorganisms on images natively visualized smears and microbial colonies. It is revealed the importance of this microorganism on the beneficial effects of the human and animal body, representing one of the most important microorganisms from the milk industry, being considered as a probiotic which expresses the balancing of the intestinal flora. In this aspect was proved, that bacteria Lactococcus lactis represents not only the safest and free of risks probiotic which helps the digestion, but also the simplest and natural solution to maintain the health and increase the longevity.