JOSE CALVO / SCIENCE PHOTO LIBRARY JOSE CALVO / SCIENCE PHOTO LIBRARY
Light micrograph of a human kidney. Cortical labyrinth showing two glomeruli and convoluted tubules, mostly proximal. Beneath the right glomerulus, the macula densa of the distal convoluted tubule can be seen. Magnification: x180 when printed at 10 centimetres wide.
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