GERD GUENTHER / SCIENCE PHOTO LIBRARY GERD GUENTHER / SCIENCE PHOTO LIBRARY
Bacteria on water. Fluorescent contrast micrograph of bacteria on a water sample. The sample has been stained with acridine orange, a fluorescent stain. Blue excitation means that different bacteria show up as different colours. Magnification: x580 when printed 10 centimetres wide.
Model release not required. Property release not available.