CU254 Causes and spread of infection. 1.1 Viruses are pieces of nucleic acid wrapped in a thin coat of protein that replicate only within cells of living host. Bacteria are one cell micro-organisms with simple cellular organizations whose nucleus lacks a membrane. Parasites may be protozoa‚ yeast or multi cellular organisms such as fungi or worms that live in or on a host to obtain nourishment without providing any benefit to the host. Fungi there are many different varieties of fungi‚ and
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Research paper Every day of our lives we have our minds filled by the media‚ but is it always truth that we are being filled with? We have diseases (HIV/AIDS)‚ our planets fossil fuel consumption issue ‚ and especially drugs‚ in this case we have marijuana and how it causes behind the wheel‚ work related deaths and mostly you hear about how it negatively affects your lungs. But have you ever disregarded the media and done some research of your own? Turns out this so called drug marijuana might
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The role of the accessory NEF protein in HIV infection Kanokporn Tangthamvanich Department of Microbiology and Immunology University of Otago [Word count: 895] The role of the accessory NEF protein in HIV infection In human immunodeficiency virus (HIV) infection‚ there is one essential virulence protein‚ the Nef protein‚ which is identified as a negative factor due to it having a negative effect on viral replication (1). It performs critical functions in the host during the viral life cycle
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Nienhaus et al. Journal of Occupational Medicine and Toxicology 2014‚ 9:9 http://www.occup-med.com/content/9/1/9 REVIEW Open Access Tuberculosis in healthcare workers – a narrative review from a German perspective Albert Nienhaus1‚2*‚ Anja Schablon1‚ Alexandra M Preisser3‚ Felix C Ringshausen4 and Roland Diel5‚6 Abstract Introduction: Despite the decline of tuberculosis in the population at large‚ healthcare workers (HCW) are still at risk of infection. Methods: In a narrative review the TB risk in
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Like Wild Fire; How a Rumor Consumes and Spreads Did you hear what happened to ______(insert a famous person or someone in your network)? This question never seems to leave us unfazed. It immediately lures us in the trap of rumor and will not let us go. Like a tumor‚ a rumor quickly spreads. Rumor is a circulating story or information that is unverified; it is a reflection of our worldview. An example we will talk about is fear. The fears that easily grip our hearts shows how rumor becomes
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HIV AND PREGNANT WOMEN When people discover they are HIV positive‚ the though must be inconceivable. People‚ think “why me?” and it seems as though the world is crumbling down around them. Of course‚ everyone reacts differently and develops his or her own way to cope; however‚ it is crucial for him or her to realize that he or she is not alone and other people are fighting the same battle. The anxiety and stress about what the future holds takes over all thoughts and takes a toll on the body‚ making
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The Spread of Islam Islam started to spread when Prophet Muhammad received his first revelation at forty years of age when Angel Gabriel gave him the message from god. Prophet Muhammad first started preaching about Islam to his wife and closets friends in secret for three years. Later he started preaching openly in Mecca ten years and in Medina for ten years. Islam only really started spreading when Prophet Muhammad died. It was the four caliphs that were really determined to spread Islam around
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is not the founder‚ he spread the word of Allah. After that‚ Islam spread itself because of the vast trade routes‚ the government and the successful military. Mecca‚ the heart of the trade lands‚ was where most goods were sent out and retrieved. Whether it was Europe or Asia‚ the cargo was usually coming out of Mecca‚ which is how the word was spread. The people of Mecca were mainly Muslim people‚ and when they transported goods their ways and their religion was spread. Or at least that’s what
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11/5/12 Advances in HIV/ AIDS Medical Research HIV (human immunodeficiency virus) is a virus that attacks the immune system‚ the body’s natural defense system. Without a strong immune system‚ the body has trouble fighting off disease. The first cases of HIV were first discovered in Los Angeles and New York in the 1980’s. A group of gay men and injection drug users were revealed to have
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HOW TO TALK ABOUT A VISUAL AID ------------------------------------------------- Choosing the right visual aid A flow chart is a diagram showing the progress of material through the steps of a manufacturing process or the succession of operations in a complex activity | A pie chart displays the size of each part as a percentage of a whole | A (vertical or horizontal) bar chart is used to compare unlike items | | | | A line chart depicts changes over a period of time‚ showing data
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