JOSE CALVO / SCIENCE PHOTO LIBRARY JOSE CALVO / SCIENCE PHOTO LIBRARY
Light micrograph of a kidney stained with the Gomori histochemical method for acid phosphatase to highlight lysosomes in the convoluted tubules of the cortical labyrinth. The cells of these tubules are very rich in lysosomes. Magnification: x180 when printed at 10 centimetres wide.
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