Biologia plantarum 53:733-736, 2009 | DOI: 10.1007/s10535-009-0133-9

An efficient regeneration system of barley cultivars from leaf base segments

H. -P. Li1,2, T. Huang1, C. -X. Wang1, Y. -C. Liao1,3,*
1 Molecular Biotechnology Laboratory of Triticeae Crops, Huazhong Agricultural University, Wuhan, PR China
2 College of Life Science and Technology, Huazhong Agricultural University, Wuhan, PR China
3 College of Plant Science and Technology, Huazhong Agricultural University, Wuhan, PR China

A simple and reliable regeneration system from leaf bases of barley (Hordeum vulgare L.) has been developed. The in vitro regeneration frequencies of seven commercial barley genotypes were compared using segments from the first leaves of 5-d-old seedlings. The regeneration frequency ranged from 31.56 to 72.22 % among the barley genotypes. Murashige and Skoog medium supplemented with 6-benzyladenine (0.5 mg dm-3) and kinetin (0.5 mg dm-3) was optimum for the regeneration. Longitudinal cut of the segments or the removal of coleoptiles further increased plantlet regeneration frequency.

Keywords: abscisic acid; benzyladenine; explants; Hordeum vulgare; kinetin
Subjects: auxins; barley; cytokinins; Hordeum vulgare; in vitro culture, indirect regeneration

Received: November 4, 2007; Accepted: April 25, 2008; Published: December 1, 2009Show citation

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Li, H.-P., Huang, T., Wang, C.-X., & Liao, Y.-C. (2009). An efficient regeneration system of barley cultivars from leaf base segments. Biologia plantarum53(4), 733-736. doi: 10.1007/s10535-009-0133-9.
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