PUBLIC HEALTH ENGLAND / SCIENCE PHOTO LIBRARY PUBLIC HEALTH ENGLAND / SCIENCE PHOTO LIBRARY
Buffered charcoal yeast extract agar. Close-up of a petri dish containing buffered charcoal yeast extract agar (BCYE, black). This agar is used to culture Legionella bacteria. Culturing and studying such samples allows bacterial and fungal diseases to be diagnosed and treated. Photographed at the Centre for Infections, Health Protection Agency, UK.
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