We learnt all about what microbiologists in the Department of Infection Control at GOSH do in their labs and how they identify different types of microorganisms.
When samples like the ones we took today get sent to the labs at the hospital, microbiologists at GOSH make sure that any unfriendly bacteria, viruses or fungi are discovered straight away. We learnt that they do this through Gram Staining, where various microorganisms can be identified by their colours and shapes. They study all the samples that come to their lab very carefully.
We all stuck swabs up our noses and the put the samples onto agar plates. We had to spread out the sample in order to show individual colonies of the various microbes we collected. Then we labelled the samples.
We also took samples of the air in the room with this piece of equipment. It draws in the air through the top onto an agar plate that is placed inside. We got very carried away with the agar plates! We pressed them on to all kinds of surfaces, to gather more samples of the types of microbes you can find in the environment. Some people stuck them to chairs or their shoes.
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