Economic liquid growth medium development for high-rate production of cellular biomass and lactic acid of Lactococcus lactis

Lactococcus lactis importance in the alimentary and pharmaceutical industry as a lactic acid and nisin production strain has been well established. However for its growth, nutrient media such as M17 and Man de Rogosa Sharp (MRS) are used, which are not suitable for use in large quantities due to the high preparation cost and content of nitrogen sources of beef extract and peptone from poultry that are not environmentally friendly and have possible health risks. For its intensive propagation and high rate lactic acid ..