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Journal of Biomedicine and Biotechnology
Volume 2009, Article ID 343485, 7 pages
http://dx.doi.org/10.1155/2009/343485
Research Article

Induction of Tetraploids from Petiole Explants through Colchicine Treatments in Echinacea purpurea L.

1Genetic Engineering Laboratory, College of Life Sciences, South China Agricultural University, Guangzhou 510642, China
2Research Center of Medicinal Plants, South China Agricultural University, Guangzhou 510642, China

Received 12 February 2009; Revised 23 April 2009; Accepted 30 June 2009

Academic Editor: Rodomiro Ortiz

Copyright © 2009 Dahanayake Nilanthi et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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