Olivia Teasdale Mrs. Gaspar SBI3U1 10/07/13 The Effect of Disinfectants and Antiseptics on Bacteria Growth Abstract The purpose of this lab was to determine the effect of disinfectants and antiseptics on bacterial growth. By observing the effects of 5 different inhibitors including alcohol‚ bleach‚ soap solution and distilled water‚ it was determined what antiseptic or disinfectant was able to best inhibit this kind of bacterial growth. Nutrient Agar was poured into a Petri dish with four quadrants
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Abstract In food industry such as the production of cheese‚ bacteria takes a significant role on the wide variety of cheese. Lactic acid bacteria(LAB)‚ a bacteria that can be found in the production of cheese‚ its stress gene was investigated in the experiment by using various biochemical and genetic techniques to identify and extract. The characterisation of the strain illustrates how identification of strains differ using different methods‚ such as gram stain and 16s rRNA screening. After
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Necrotizing Fasciitis What is Necrotizing Fasciitis? Necrotizing Fasciitis is a horrible disease that affects the skin and soft tissue beneath it. It is a disease of the skin and surrounding tissue. It is contagious‚ and it is potentially deadly. Necrotizing Fasciitis is a severe complication of group A streptococcal infection. The bacteria have been known to be flesh-eating bacteria. However‚ researchers show that the bacteria do not actually “eat” the tissue. They cause the destruction of skin
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Did you know‚ food poisoning has increased dramatically in the last ten years? This makes it much more important for vigilance by food businesses. Since 1965 the cases of food-borne illness has increased from 20‚000 to just short of 100‚000 now. There has been no single reason identified to why this number has increased‚ but this could be because of: Changes in eating habits‚ a greater reliance on re-heated food. Eating out is much more popular now‚ so more people are aware of food hygiene‚ therefore
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Lactic Acid Bacteria Amanda Perry Many persons are oblivious to the fact that when they consume certain delicious food products like yogurt‚ buttermilk or cheese‚ they are actually eating live bacterial biomass which has acidified the milk content and contains a mixture of bacterial slime layers. Perhaps it is a blessing that most people are unaware because when most hear the word ‘bacteria‚’ their first thought is of a microscopic unicellular organism that causes various types of diseases especially
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Harley−Prescott: Laboratory Exercises in Microbiology‚ Fifth Edition Front Matter Preface © The McGraw−Hill Companies‚ 2002 PREFACE Take interest‚ I implore you‚ in those sacred dwellings which one designates by the expressive term: laboratories. Demand that they be multiplied‚ that they be adorned. These are the temples of the future—temples of well-being and of happiness. There it is that humanity grows greater‚ stronger‚ better. Louis Pasteur (French chemist‚ founder of microbiology
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nrd;idg; gy;fiyf;fofk;; UNIVERSITY OF MADRAS (Established under the Act of Incorporation XXVII of 1857 – Madras University Act 1923) B.Sc. / B.C.A. DEGREE [CHOICE BASED CREDIT SYSTEM] EXAMINATIONS November 2012 (State University) TIME-TABLE [For candidates admitted to the Course of Study from the Academic Year 2008-2009] Time: FN – 10.00 am to 01.00 pm AN - 02.00 pm to 05.00 pm Max: 75 Marks DATE & SESSION SUBJECTS SUBJECT CODE FOUNDATION COURSES PART – I – LANGUAGES - FIRST SEMESTER Tamil
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1)medicine of the renaissance epoch : The Renaissance was a great period of intellectual growth and artistic development in Europe. . As part of that scientists and thinkers began to shake loose from the traditional views that governed medicine in both the east and the west. The focus of treatments was no longer a divinely ordained natural balance. Knowledge advanced through the scientific method—conducting experiments‚ collecting observations‚ reaching conclusions. Information was disseminated
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Microbiology 4th ed. McGraw Hill. ISBN 0-8385-8529-9. Soforowa‚ E.A.‚ 1982. Medicinal plants and traditional medicine in Africa. John Wiley and Sons‚ Chichester.‚ pp: 198. Todar‚ K.‚ 2011. The Normal Bacterial Flora in Humans. Todar’s Online Textbook of Bacteriology. Watt‚ J.M. and B.B. Wijka‚ 1962. The Medicinal and Poisonous Plants of Southern Eastern Africa 2nd edition. Wong-Ting-Fook‚ WTH.‚ 1980. The medicinal plants of Mauritius. ENDA publication No. 10.‚ Dakar.
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What does the condition of tropical neurasthenia tell us about history of disease and colonialism? Executive Summary The Western countries have established the world market during the first quarter of the twentieth century. At that time‚ the Europeans in the tropical colonies experienced a kind of nervous condition which was diagnosed as the tropical neurasthenia. It s not a psychosis or madness but according to Anna Crozier(2009)‚ an ennui or loss of “edge” caused by the strains of tropical life
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