Abstract Bone graft procedures‚ in particular maxillofacial repair‚ account for half of the orthopedic procedures done in the US each year. Infection is a major issue in surgery‚ and should be of primary concern when engineering biomaterials. Silver is of renewed importance today‚ as it has the ability to potentiate antibiotics against resistant bacterial strains. In order to reduce long term infection risks‚ it is necessary for the scaffold to maintain a silver ion release for the length of the
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The Formation of Authoritarian Regimes Over half the world’s population still live in societies defined as “partly free”‚ where many basic human liberties and democratic liberties are limited and the public has very little individual freedom. This paper will examine the origin of authoritarian regimes. Social scientists look at competing societal and economic explanations to determine whether society’s natural state is one of democratic or nondemocratic rule. Although authoritarian
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Areas of study: Winter’s Bone Quotes Family history and the weight of the past and its impacts on people Woodrell’s depiction of people What it mean to remain a moral‚ decent person Page 7-8 – Contrasting characteristics between Sonny and Harold: Sonny…seed from a brute‚ strong‚ hostile and direct…his fists made hard young knots‚ and he’d become a scrapper at school. Harold…lacked the same sort of punishing spirit and muscle and often came home in need of fixing… Page 8 – Dolly kids: …were
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Setting: Time and place The novel ‘the lovely bones’ is set during 1973 to 1981. It is situated throughout a little town in Pennsylvania‚ which is near Philadelphia. The significance of the setting towards the story relates to the town being small and unknown‚ in retrospect it should have been a safe place for a young adult to grow up in. Your neighbours were treated like family and you would never have expected a tragedy such as this to occur in a little unknown town. The setting of the novel shows
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In September of 1947 the Central Intelligence Agency (CIA) was realised and hatched‚ the eventuality of the intelligence reformation in the United States occurring after the Second World War. Less than a year before this date a Joint Congressional Investigation had come to the inevitable conclusion that the Pearl Harbour attack illustrated America’s need for a unified command structure and a more efficient centralised intelligence system. In an attempt to bring these conclusions into realisation
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company’s annual meeting in May 1982‚ stockholders approved a plan of reorganization under which a new holding company‚ AMR Corporation‚ was formed and became the parent company of American Airlines. The reorganization took effect on Oct. 1‚ 1982. The formation of AMR had no effect on day-to-day operations of American‚ but it did – and still does – provide the company with access to sources of financing that otherwise might not be available. The holding company structure also allows the company to take
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Osteoporosis ("porous bones"‚ from Greek: οστούν/ostoun meaning "bone" and πόρος/poros meaning "pore") is a progressive bone disease that is characterized by a decrease in bone mass and density which can lead to an increased risk of fracture.[1] In osteoporosis‚ the bone mineral density (BMD) is reduced‚ bone microarchitecture deteriorates‚ and the amount and variety of proteins in bone are altered. Osteoporosis is defined by the World Health Organization (WHO) as a bone mineral density of 2.5 standard
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The Lovely Bones‚ written by Alice Sebold‚ is originally published in hardcover by Little‚ Brown and Company in USA in 2002. Its paperback version is published by Back Bay Books in New York‚ USA in 2004. It is a murder fiction that talks about life. The story was set in Norristown‚ Pennsylvania‚ from 1973 to 1981. It was full with sadness‚ bittersweet but finally‚ happiness. It began with the narration by a dead‚ 14-year-old girl‚ Susie Salmon. She was raped and murdered by her neighbor‚ Mr.
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In Winter’s Bone by Daniel Woodrell‚ sixteen year old Ree Dolly takes on the role of being a mother‚ father‚ and sister to her two brothers Sonny and Harold. The Dolly’s live in the Ozarks and do not live an easy life by any means. They live their life dealing with drugs and crimes. Along with Ree being affected by her surroundings her brothers have to go through the same experiences she has gone through. Therefore‚ Sonny and Harold are affected by their surroundings because their sister takes care
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Meanders are sinuous bends in a river’s middle and lower courses. In low flow conditions‚ alternating pools and riffles are formed along the river bed. The river channel is deeper in pools so it has greater energy and more erosive power. Energy is lost as the river flows over a riffle because of friction. These cause the river’s flow to become uneven and maximum flow to be concentrated on one side of the river‚ causing lateral erosion on one side‚ creating an outer concave bank. Deposition takes
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