This paper [1] has been retracted as it is found to contain a substantial amount of material from the paper “Chlamydomonas Reinhardtii Chloroplasts as Protein Factories” by Stephen P. Mayfield, Andrea L. Manuell, Stephen Chen, Joann Wu, Miller Tran, David Siefker, Machiko Muto, and Julia Marin-Navarro published in Current Opinion in Biotechnology in April 2007.