SARS Vaccine Development

Filed under: Uncategorized - 25 Jan 2012  | Spread the word !

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SARS, or severe acute respiratory syndrome is a respiratory disease in humans caused by the SARS coronavirus. On November 16, 2002, an outbreak of what is believed to be SARS, began in the Guandong province of China, which borders Hong Kong. The first case of infection was speculated to be a farmer in Foshan County. The People’s Republic of China notified the World Health Organization about this outbreak, reporting 305 cases and 5 deaths. After the outbreak, SARS managed to stir up panic all throughout the world, in a period of over a year. Now, SARS is considered eradicated, but specialists do not rule out the possibility of another breakout. SARS can be quite a difficult disease, from various points of view.

First of all, its symptoms can be easily misinterpreted with the Flu symptoms. The initial SARS symptoms are flu-like and may include fever, lethargy, gastrointestinal symptoms, cough, sore throat and other non specific symptoms. The most common symptom to all patients is high fever. Doctors have not yet found a cure that will completely eradicate the SARS virus from the organism. Antibiotics are ineffective as SARS is a viral disease. Some of the remedies used in cases of SARS infection are antipyretics, that reduce the fever, supplemental oxygen and ventilatory support as needed. Research still continues, as there is some evidence that some of the more serious damage in SARS is due to the body’s own immune system overreacting to the virus.

Doctors and specialists are now trying to develop a vaccine that would somehow reverse the effects of SARS. Currently, there is limited information available on the correlates of protection against SARS and other severe respiratory tract human coronavirus infections. There have been studies regarding the passive immunisation of the organism, in the sense that a protection from SARS has been established and the SARS antibodies neutralised. In the near future, specialists will come up with stable vaccine platforms that allow a rapid intervention strategy against any emergence of SARS.

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What You Need to Know about SARS

Filed under: Uncategorized - 10 Jan 2012  | Spread the word !

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SARS stands for severe acute respiratory syndrome, so it is basically a respiratory disease which affects humans. The history of SARS goes back to 2002, when an epidemic started in China. The disease quickly spread across the globe, and it has affected many people. On some of them, SARS had fatal consequences, which led to a worldwide panic. The SARS outbreak in Hong Kong nearly became a pandemic, as more than 8.400 cases were registered. By 2003, SARS was already present in 37 countries. Luckily, SARS has been fully contained until the present day. The last time that SARS affected an individual was in June 2003.

Even though we may rest assured that SARS is no longer causing any problems, we should also be aware that this disease still exists. The fact is that SARS has not been fully eradicated, unlike other similar diseases like smallpox, so this problem should not be ignored by anyone. This is why we should learn more about the SARS symptoms. Unfortunately, SARS may be hard to diagnose, because its signs and symptoms are very similar to the ones of the flu. SARS usually begins with high fever, lethargy, cough, sore throat, gastrointestinal symptoms and other non-specific signs. While these SARS symptoms may differ from one person to another, there is one common symptom for all individuals: a fever above 38 Celsius degrees. Later in the development of the disease, shortness of breath is another common SARS symptom.

At first, SARS may be easily mistaken with a cold. As the time goes by, SARS will begin to resemble influenza more and more. No matter the case, once you experience any kind of SARS symptoms, going to the doctor is mandatory. SARS cannot be treated with antibiotics, because it is a viral disease, so it usually requires isolation. This is also because SARS is highly contagious, so suspected cases are isolated in negative pressure rooms, so that the patient does not have any kind of contact with other people. By the end of 2004, Chinese researchers had come up with a SARS vaccine, which has been tested. Hopefully, this vaccine will prevent another SARS epidemic to appear in the future.

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