PPT-Lactic acid bacteria spoilage

What are LABs Lactococcus sp Lactobacillus sp Leuconostoc sp Pediococcus sp Oenococcus sp Streptococcus sp Enterococcus sp Sporolactobacillus sp Carnobacterium sp. Aroma and Flavor Effects. Lucy Joseph. Department of Viticulture and Enology. U.C. Davis. Brettanomyces. Aromas in Wine. Horse sweat - Leather. Earthy. Medicinal. Band Aid. Smoky. Tobacco. Barnyard. Professor James Dooley. School of Biomedical Sciences,. University of Ulster,. Coleraine. Food Spoilage and Preservation. Essential element of modern society. Not appreciated by most individuals. A changing environment requiring constant innovation. Varun. . Pathak. School of Biomedical Sciences,. University of Ulster,. Coleraine. Hunter-Gatherer society. supported low numbers/ self-sufficient. unreliable food supply. limited specialisation of individuals. of cereals &cereal products. . CONTAMINATION. The exteriors of harvested grains retains some of the natural flora they had while growing plus contamination from soil ,insects & other sources. . of cereals &cereal products. Submitted by :. P. aramjeet . m.Sc II FN. Roll no -604. CONTAMINATION. The exteriors of harvested grains retains some of the natural flora they had while growing plus contamination from soil ,insects & other sources. . Lecturer Dr. . Kamal. E. M. . Elkahlout. Assistant Prof. of . Biotechnology. 1. CHAPTER 2. Some Microorganisms Commonly Used in. Industrial Microbiology and Biotechnology. 2. LIVING THINGS: THREE DOMAINS. 1. 41. Copyright © McGraw-Hill Global Education Holdings, LLC. Permission required for reproduction or display.. Microbial Growth and . Food . Spoilage. Results . from growth of microbes in food. alters food visibly and in other ways, rendering it unsuitable for . Aroma and Flavor Effects. Lucy Joseph. Department of Viticulture and Enology. U.C. Davis. Brettanomyces. Aromas in Wine. Horse sweat - Leather. Earthy. Medicinal. Band Aid. Smoky. Tobacco. Barnyard. Marcus . Schicklberger. Lactic Acid Bacteria. Gram positive. Non-. sporforming. Anaerobes, lack . catalase. Acid- and . halotolerant. Ferment glucose to only lactic acid or to lactic acid, CO. 2. and . Bio-preservative effect of lafrom fermented cow milk on Olubode TP Oyelakin AO Olawale BRAppliedMicrobiology LUBODE TP e t al INDIAN JOURNAL OF APPLIED MICROBIOLOGY Vol 22 No 3 acid production. Lactic acid was discovered in 1780 by C.W. Scheele in . sour milk. , and in 1881 Fermi obtained lactic acid by . fermentation, resulting . in its industrial production. . The . yearly world . Principles. Microorganisms. Starter Cultures. Fermented Foods. Fermentation Principles . Spoilage versus Fermentation: a matter of . control. Left to their own fate, perishable foods (meat, milk, fruits and vegetables) perish because growth of micro-organisms is not controlled. About Lactic acid. Occurs in two isomeric forms L(+)/D(-) and as mixture.. First isolated from Milk in 1798.. First organic acid to be produced by microorganisms in 1880.. Applications of Lactic Acid. About Lactic acid. Occurs in two isomeric forms L(+)/D(-) and as mixture.. First isolated from Milk in 1798.. First organic acid to be produced by microorganisms in 1880.. Applications of Lactic Acid.