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How do we know what causes an infectious disease? Part 1

We all know (or could guess given the spectacularly unimaginative naming) that salmonellosis (a type of food poisoning) is caused by Salmonella (a species of bacteria).  We know that because scientists...

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How do we know what causes an infectious disease? Part 2

So in Part 1 I discussed the set of guidelines, or postulates, designed by Robert Koch (and his colleagues) that helps scientists get the evidence they need to establish that a specific infectious...

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Schmallenberg virus – what we know so far

Watching the research that surrounds the emergence of a novel virus is fascinating. I’m always amazed at how quickly scientists basically dissect the disease and the organism to find out what is going...

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