Abstract
Although plastid transformation has attractive advantages and potential applications in plant biotechnology, for long time it has been highly efficient only in tobacco. The lack of efficient selection and regeneration protocols and, for some species, the inefficient recombination using heterologous flanking regions in transformation vectors prevented the extension of the technology to major crops. However, the availability of this technology for species other than tobacco could offer new possibilities in plant breeding, such as resistance management or improvement of nutritional value, with no or limited environmental concerns. Herein we describe an efficient plastid transformation protocol for potato (Solanum tuberosum subsp. tuberosum). By optimizing the tissue culture system and using transformation vectors carrying homologous potato flanking sequences, we obtained up to one transplastomic shoot per bombardment. Such efficiency is comparable to that usually achieved in tobacco. The method described in this chapter can be used to regenerate potato transplastomic plants expressing recombinant proteins in chloroplasts as well as in amyloplasts.
Vladimir T. Valkov and Daniela Gargano contributed equally to this work.
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Acknowledgments
Work in authors’ labs was supported by the European Union (FP5, project “Plastid Factory,” grant no. QLK3-CT-1999-00692; FP6, project “Plastomics,” grant no. LSHG-CT-2003-503238) to TC.
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Valkov, V.T., Gargano, D., Scotti, N., Cardi, T. (2014). Plastid Transformation in Potato: Solanum tuberosum . In: Maliga, P. (eds) Chloroplast Biotechnology. Methods in Molecular Biology, vol 1132. Humana Press, Totowa, NJ. https://doi.org/10.1007/978-1-62703-995-6_18
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DOI: https://doi.org/10.1007/978-1-62703-995-6_18
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