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Periodical. Arai, Ken-Ichi, and Arthur Kornberg. "Unique Primed Start of Phage [Phi] X174 DNA Replication and Mobility of the Primosome in a Direction Opposite Chain Synthesis." Proceedings of the National Academy of Sciences of the United States of America 78, 1 (January 1981): 69-73. Article. 5 Images.. Proceedings of the National Academy of Sciences of the United States of America