This is an image of ß-Amyloid fibrils derived from ß-lactoglobulin taken using tapping-mode AFM in air on a piece of mica that has been chemically modified to bind our sample. 

Pronchik, J., He, X., Giurleo, J. T. & Talaga, D. S. In Vitro Formation of Amyloid from alpha-Synuclein Is Dominated by Reactions at Hydrophobic Interfaces. J. Am. Chem. Soc. 132, 9797–9803 (2010).

He, X.; Giurleo, J. T.; Talaga, D. S. Role of Small Oligomers on the Amyloidogenic Aggregation Free-Energy Landscape. J Mol Biol 2010, 395, 134–154.

Giurleo, J. T., He, X. & Talaga, D. S. Beta-lactoglobulin assembles into amyloid through sequential aggregated intermediates. J. Mol. Biol. 381, 1332–1348 (2008).