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Coronaviruses are a large family of viruses which include the common cold and Sars (severe acute respiratory syndrome). They cause respiratory infections in humans and animals, with four or five strains currently affecting humans. They are a species in the genera of virus belonging to the subfamily Coronavirinae in the family Coronaviridae.
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Coronaviruses are a large family of viruses which include the common cold and Sars (severe acute respiratory syndrome). They cause respiratory infections in humans and animals, with four or five strains currently affecting humans. They are a species in the genera of virus belonging to the subfamily Coronavirinae in the family Coronaviridae.
The tests on the 49-year-old man lying ill in St Thomas' Hospital in London last year were confusing. "The patient tested positive for coronavirus, but he also tested negative for each and every known coronavirus," virologist Tong Cheuk-yan said. "It was then that I started to suspect it might be a new virus."
The tests on the 49-year-old man lying ill in St Thomas' Hospital in London last year were confusing. "The patient tested positive for coronavirus, but he also tested negative for each and every known coronavirus," virologist Tong Cheuk-yan said. "It was then that I started to suspect it might be a new virus."
The incubation period of the Sars-like virus that has killed 30 people globally, mainly in Saudi Arabia, may be longer than previously thought, requiring longer quarantine, a study says. The Middle East Respiratory Syndrome coronavirus (MERS-CoV) may have an incubation - the period between infection and symptoms - of nine to 12 days, longer than the one-to-nine-day period previously observed.
The incubation period of the Sars-like virus that has killed 30 people globally, mainly in Saudi Arabia, may be longer than previously thought, requiring longer quarantine, a study says. The Middle East Respiratory Syndrome coronavirus (MERS-CoV) may have an incubation - the period between infection and symptoms - of nine to 12 days, longer than the one-to-nine-day period previously observed.
The exact origin of the virus is a riddle scientists have been working hard to solve to halt its spread, especially in the lead-up to the annual haj pilgrimage to Saudi Arabia in October.
The exact origin of the virus is a riddle scientists have been working hard to solve to halt its spread, especially in the lead-up to the annual haj pilgrimage to Saudi Arabia in October.
In a war room of sorts in a neatly appointed government building, US officers dressed in crisp uniforms arranged themselves around a U-shaped table and kept their eyes trained on a giant screen. PowerPoint slides ticked through the latest movements of an enemy that recently emerged in Saudi Arabia - a mysterious virus that has killed more than half of the people known to have been infected.
In a war room of sorts in a neatly appointed government building, US officers dressed in crisp uniforms arranged themselves around a U-shaped table and kept their eyes trained on a giant screen. PowerPoint slides ticked through the latest movements of an enemy that recently emerged in Saudi Arabia - a mysterious virus that has killed more than half of the people known to have been infected.
The World Health Organisation says the Mers virus striking Saudi Arabia is not a "public health emergency of international concern", and is not seeking travel restrictions as the kingdom braces for the Muslim haj pilgrimage.
The World Health Organisation says the Mers virus striking Saudi Arabia is not a "public health emergency of international concern", and is not seeking travel restrictions as the kingdom braces for the Muslim haj pilgrimage.
A Saudi boy in a Hong Kong hospital has the flu, not the deadly Sars-like virus that emerged in the Middle East last month, the Centre for Health Protection confirmed on Monday, when the four-year-old tested negative for novel coronavirus.
A Saudi boy in a Hong Kong hospital has the flu, not the deadly Sars-like virus that emerged in the Middle East last month, the Centre for Health Protection confirmed on Monday, when the four-year-old tested negative for novel coronavirus.
Four more cases of the deadly coronavirus have been detected in Saudi Arabia, the health ministry said, raising the number of people infected from the Sars-like virus in the kingdom to 28, including 15 fatalities.
Four more cases of the deadly coronavirus have been detected in Saudi Arabia, the health ministry said, raising the number of people infected from the Sars-like virus in the kingdom to 28, including 15 fatalities.
Panic has gripped Saudis in the country's east, where most cases of a deadly novel coronavirus have been detected, as the death toll in the kingdom hits 15. Scores of people have reported to the emergency services at hospitals in the city of Al-Ahsa in Eastern Province after showing even the slightest signs of a fever.
Panic has gripped Saudis in the country's east, where most cases of a deadly novel coronavirus have been detected, as the death toll in the kingdom hits 15. Scores of people have reported to the emergency services at hospitals in the city of Al-Ahsa in Eastern Province after showing even the slightest signs of a fever.
Hong Kong's Centre of Health Protection yesterday told doctors to be extra vigilant for suspected symptoms of a new Sars-like coronavirus, as new cases in France took the confirmed number of cases globally to 34.
Hong Kong's Centre of Health Protection yesterday told doctors to be extra vigilant for suspected symptoms of a new Sars-like coronavirus, as new cases in France took the confirmed number of cases globally to 34.
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