MRSA bacteria, SEM
MRSA bacteria, coloured scanning electronmicrograph (SEM). Methicillin-resistantandlt;emandgt;Staphylococcus aureusandlt;/emandgt; (MRSA) is aGram-positive, round (coccus) bacterium. It isresistant to many commonly prescribed antibiotics.andlt;emandgt;S. aureusandlt;/emandgt; is carried by around 30% of thepopulation without causing any symptoms. However,in vulnerable people, such as those that haverecently had surgery, it can cause woundinfections, pneumonia and blood poisoning.Magnification: x4800 when printed at 10centimetres wide.