Beyond the diffraction limit (a) Pre-expansion image of human kidney tissue using a ×60 objective lens and processed with super-resolution optical fluctuation imaging (scale bar: 5 µm). (b) The same field-of-view after 8.15-fold expansion with Magnify using a ×40 objective lens (scale bar: 5 µm; physical scale post expansion: 40.75 µm). (Courtesy: Carnegie Mellon University)
Expansion microscopy is a biological imaging technique that enables nanoscale imaging using a conven
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Tami Freeman
is an online editor for Physics World