Taylor, J. Herbert Institute of Molecular Biophysics, Florida State University, Tallahassee, Florida.
The technique for taking x-ray pictures of cells, tissues, or sometimes the whole animal or plant, if it is a small one. Soft x-rays, those with low penetrating power and relatively long wavelengths, are required for this type of picture. The best pictures are obtained when the tissues contain deposits of metallic elements which have a high absorption capacity for x-rays. See also: X-rays
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