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Caption: A cartoon representation of a molecular machine operating. This image relates to a paper that appeared in Jan. 11, 2013, issue of Science, published by AAAS. The paper, by Dr. Bartosz Lewandowski at the University of Manchester in Manchester, UK, and colleagues was titled, "Sequence-Specific Peptide Synthesis by an Artificial Small-Molecule Machine."
Credit: [Image courtesy of Miriam Wilson]
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