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Title: E. Coli Bacteria SEM
Caption: Colour enhanced scanning electron microscopy (SEM) or Escherichia coli. E. coli are present in the intestinal contents of animals and are thus also called the intestinal rods. They are used as indicators of contamination with fecal material. In the past, some of these originally harmless bacteria developed toxins and became a serious health hazard to humans and animals. (7,000x at 4 x 4 )
Credit: Album / Science Source / David M. Phillips
Image size: 4015 × 4072 px | 46.8 MB
Print size: 34.0 × 34.5 cm | 1580.7 × 1603.1 in (300 dpi)