Tag Archives: flu virus

Tactics of new Middle East virus suggest treating by altering lung cells’ response to infection

A new virus that causes severe breathing distress and kidney failure elicits a distinctive airway cell response to allow it to multiply.  Scientists studying the Human Coronavirus-Erasmus Medical Center, which first appeared April 2012 in the Middle East, have discovered helpful details about its stronghold tactics.

Their findings predict that certain currently available compounds might treat the infection.  These could act not by killing the virus directly but by keeping lung cells from being forced to create a hospitable environment for the virus to reproduce.  The researchers caution that their lab and computer predictions would need to be tested to see if the drugs work clinically. (more…)

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When Viruses Infect Bacteria

*Looking in vivo at virus-bacterium associations sets stage for better understanding of such interactions in human health*

Viruses are the most abundant parasites on Earth. Well known viruses, such as the flu virus, attack human hosts, while viruses such as the tobacco mosaic virus infect plant hosts.

More common, but less understood, are cases of viruses infecting bacteria known as bacteriophages, or phages. In part, this is due to the difficulty of culturing bacteria and viruses that have been cut off from their usual biological surroundings in a process called in vitro. (more…)

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