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Stories about: pathogen


Some Pathogens Carry 'Internal Time Bombs'

New investigations have revealed an amazing fact about a large number of pathogens – bacteria, microbes and viruses – they carry within them tools that destroy them, and we can make use of them. The find, made by experts at the Flanders Institute for Biotechnology (FIB) Department of Molecular and Cellula...

31 July 2009
07:02 GMT

Contact Lenses Infected by Amoebas

Ophthalmologists recommend patients to use cleaning solutions for their contact lenses whenever they are not wearing them. But regardless of how often the lenses are cleaned, the risk of them being infected with pathogenic protozoa, like amoebas, remains the same. These unicellular organisms are extremely resilient a...

23 October 2008
05:56 GMT

How Does Our Immune System Work?

Our immune system cannot be turned on or off like a light switch. On the contrary, it responds to an invasion of bacteria, viruses or parasites through a combination of defensive weapons which adapt smoothly to the situation. The simplest reaction of the immune system is for example that triggered by a mosquito bite:...

16 July 2007
14:16 GMT

Chilli and Killer Worms

Plants are not as "vegetable-like" as we tend to believe they are. Being still (or apparently still) does not mean they do not perceive their environment and species around. Many trees are capable of communicating through pheromones. Parasite plants "smell" their preferred hosts, which they will choose when they can....

20 June 2007
07:20 GMT


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