Official websites use .gov A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Periodical. Josse, John, Armin D. Kaiser, and Arthur Kornberg. "Enzymatic Synthesis of Deoxyribonucleic Acid. VIII. Frequencies of Nearest Neighbor Base Sequences in Deoxyribonucleic Acid." Journal of Biological Chemistry 236, 3 (March 1961): 864-875. Article. 12 Images.. Journal of Biological Chemistry