Effect of chalepensin on S. mutans growth Fifty microliters of a S. mutans suspension (1 x 103 bacteria/ml) in BHI medium (Remel‚ Lenexa‚ KS) were transferred to flat-bottomed 96-well plates (Corning Incorporated‚ Corning‚ NY) containing serial dilutions (1:2) of 50 μl of chalepensin‚ or 1 μg/ml tetracycline‚ chalepensin-free vehicle (vehicle was similarly processed as with chalepensin extraction‚ but without plant material)‚ and culture medium controls‚ and incubated for 6 h at 37°C. Next‚ MTT was
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Social Aspects of the 1920s The 1920’s were the time in American history where there was rapid change in culture‚ artistic innovations were happening‚ rebellious behavior occurred‚ and a huge economic boom. After being exhausted with trying to be noble and having proper behavior‚ America‚ in the 1920’s had a decade of this social outbreak from the moral restrictions of the past generations. In the 1920’s‚ on top of the social status were the upper class‚ or Fitzgerald referred to
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restaurant have no problem with the product they are providing. They provide a unique variety and give service differently from the normal college campus food points. They also provide good ambience and service for a date night which is in accordance with the students and their likings. Compared to the student cafeteria liao yan is a quiet and peaceful place to sit and have a meal‚ getting it served on the table rather than waiting for food in long ques. This is a advantage they have over the other
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A budget surplus may create a temporary artificial prosperity. The short term effect is usually inflationary as the government sees surplus meaning the economy is more productive‚ thus can shoulder a higher tax burden when in actuality taxes should be lowered. The tax burden‚ allegedly imposed to cool the economy‚ tends to raise prices‚ thus increasing tax revenue‚ contributing to the continuance of the surplus until such time as prices cause consumers to spend less. While a surplus represents
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Case Study: S&S Air Inc. Founders of S&S Air‚ Inc. Mark Sexton and Todd Story recently hired Chris Guthrie to come on board as their financial planner. His job entailed gaining valuable information as to compare how their company was fairing with competing companies in the aircraft manufacturing industry. Through his research‚ Guthrie calculated many ratios through the careful examination of S&S Air’s balance sheet and income statement
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Medway LEA Advisory Service Forces and their effects/the solar system and beyond 7K & 7L 21 min 22 marks Q1-L3‚ Q2-L4‚ Q3-L4‚ Q4-L5‚ Q5-L5‚ Q6-L6 1. (a) Nicola is trying out her new roller blades. Robert is pulling her along with a rope. Arrows A‚ B‚ C and D show the directions of four forces acting on Nicola. (i) Which arrow shows the direction of the force of gravity on Nicola? Give the letter. ............... 1 mark (ii) Which arrow shows the direction of the force of the rope on Nicola? Give
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Many issues divided Americans in the 1920s and 1930s. This paper with examine some of these issues‚ such as dating‚ youth culture‚ the influence of Hollywood‚ the role of the automobile and sexuality. These issues arose during the roaring 20s and the 30s because the young generation started to do things differently than the generation before them. This was seen as rebellious and against the older generation’s morals. One of the issues in dating in the youth culture is petting and necking. Petting
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The Effects On 90’s Music Throughout history‚ fashion has always been an influential deal. Fashion is constantly changing from decade to decade. In the 70’s it was all flowers and fringe‚ 80’s bright and fun‚ and in the 90’s grunge. Music has the effect‚ and the 90’s was the most exciting time for music because of the Cold War‚ New World Order‚ and the political disagreement towards the government. During the 90’s a bunch of political things happened. From the end of the Cold War‚ to the New
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Industries were still standing in America; they were actually richer and more powerful than before World War I. So what was so different in the 1930’s? The Great Depression replaced those carefree years into ones of turmoil and despair. The decade after the First World War saw tremendous change. Progressivism was a leading factor of World War I and in the 1920’s the evidence can be seen. Industries were making their products at an increasing rate. Products that were not populous before World War I were
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Sports have always been an important part of people’s lives and a way for them to relax. The 90’s was a decade of unbelievably talented athletes and major icons. Michael Jordan started his fame in basketball and is now known as one of the greatest basketball players of all time. In 1995‚ at age fourteen Serena Williams became a top competitor and became a pro in the game of tennis. Tiger Woods became the first golfer in history to win the U.S. Amateur title for three consecutive years. The 1992 Dream
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