Reports

Continuous Protein Synthesis in Nuclei, Shown by Radioautography with H3-Labeled Amino Acids

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Science  13 Feb 1959:
Vol. 129, Issue 3346, pp. 391-392
DOI: 10.1126/science.129.3346.391

Abstract

Radioautographic investigation of the cell nuclei of adult mice after injection of leucine-H3, methionine-H3, or glycine-H3 shows a high uptake of tritium by chromatin material but not by nucleoli. It is concluded that protein synthesis occurs continuously within nuclear chromatin.

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