1. Henderson R, Unwin PNT (1975) Three-dimensional model of purple membrane obtained by electron microscopy. Nature 257:28–32
2. Unwin PNT, Henderson R (1975) Molecular structure determination by electron microscopy of unstained crystalline specimens. J Mol Biol 94:425–440
3. Kuo IAM, Glaeser RM (1975) Development of methodology for low-dose exposure, high-resolution electron microscopy of biological specimens. Ultramicroscopy 1:53–66
4. Henderson R, Baldwin JM, Ceska TA, Zemlin F, Beckmann E, Downing KH (1990) Model for the structure of bacteriorhodopsin based on high-resolution electron cryo-microscopy. J Mol Biol 213:899–929
5. Uyeda N, Kobayashi T, Ishizuka K, Fujiyoshi Y (1999) High Voltage Electron Microscopy for Image Discrimination of Constituent Atoms in Crystals and Molecules. Chemia Scripta 14:47–61