The method of polypeptide synthesis in eukaryotic or porkaryotic cell-free systems based on a modified verion of synthesis in the continuous flow or continuous exchange modes when, in addition to input into the reaction mixture of components maintaining the synthesis and removal from the reaction mixture...http://www.google.com/patents/US6783957?utm_source=gb-gplus-sharePatent US6783957 - Method for synthesis of polypeptides in cell-free systems