Tag Archives: life cycle

24 hours in the life of HIV

Posted on 6 February 2013 by mmmbitesizescience

Human immunodeficiency virus, or HIV, only emerged in humans relatively recently, yet already represents a big public health threat. When HIV enters the human body, often through sexual contact or the sharing of needles between drug users, it shows a … Continue reading →

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Posted in Disease, Medicine, Microorganisms, Science, Viruses | Tagged , , , , , , , , | Leave a comment

Parasite Philosophy: Just Keep Swimming!

Posted on 30 November 2012 by mmmbitesizescience

Lots of microorganisms can survive in remarkably difficult conditions – bacteria can bloom in hot springs at 80°C, archaea live around hydrothermal vents reaching a toasty 113°C, while viruses can survive in the Arctic sea ice. For human pathogens, only … Continue reading →

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Posted in Disease, Evolution, Microorganisms, Science | Tagged , , , , , , , , , , , | 2 Comments