Protein images obtained by STM, AFM and TEM.

Arakawa, H; Umemura, K; Ikai, A · Nature · 1992

basic_science · Level V

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Abstract

Scanning tunnelling microscopy and atomic force microscopy, one scanning the tunnelling current and the other the repulsive atomic force between same and probe, can give high-quality surface topographies of proteins, which have been difficult to obtain by more conventional methods such as transmission electron microscopy.

Medical subject headings