DR.TONY BRAIN / SCIENCE PHOTO LIBRARY DR.TONY BRAIN / SCIENCE PHOTO LIBRARY
Scanning electron micrograph of the gram negative, rodlike bacteria, Escherichia coli, commonly found in the human intestines. Under certain circumstances the bacteria may become pathogenic causing urinogenital infections & diarrhoea . Mag: X25,000 (at 10x8 size) X3570 (at 35mm size).
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