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Monosomic analysis of tissue culture response in wheat ( Triticum aestivum L.)

Monosomic analysis of tissue culture response in wheat ( Triticum aestivum L.) 122 78 78 5 5 E. K. Kaleikau R. G. Sears B. S. Gill Department of Agronomy Kansas State University 66506 Manhattan KS USA Department of Plant Pathology Kansas State University 66506 Manhatten KS USA Summary The ability of immature embryos of wheat ( Triticum aestivum L.) to respond in cell culture was examined in crosses between the ‘Wichita’ monosomic series and a highly regenerable line, ‘ND7532’. Segregation in disomic controls and 13 monosomic families showed a good fit to a monogenic ratio indicating a qualitative mode of inheritance. Segregation in the cross involving monosomic 2D showed a high frequency of regeneration (93.6%) and high callus growth rate (1.87 g/90 days) indicating that 2D is a critical chromosome. Modifying genes may be located on other chromosomes. Substitution of chromosomes from a low regenerable cultivar ‘Vona’ further indicated that the group 2 chromosomes, in particular chromosome 2D , possess genetic factors promoting callus growth and regeneration. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png TAG Theoretical and Applied Genetics Springer Journals

Monosomic analysis of tissue culture response in wheat ( Triticum aestivum L.)

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References (43)

Publisher
Springer Journals
Copyright
Copyright © 1989 by Springer-Verlag
Subject
Life Sciences; Biotechnology; Agriculture; Biochemistry, general; Plant Biochemistry; Plant Sciences; Plant Genetics & Genomics
ISSN
0040-5752
eISSN
1432-2242
DOI
10.1007/BF00262556
pmid
24225821
Publisher site
See Article on Publisher Site

Abstract

122 78 78 5 5 E. K. Kaleikau R. G. Sears B. S. Gill Department of Agronomy Kansas State University 66506 Manhattan KS USA Department of Plant Pathology Kansas State University 66506 Manhatten KS USA Summary The ability of immature embryos of wheat ( Triticum aestivum L.) to respond in cell culture was examined in crosses between the ‘Wichita’ monosomic series and a highly regenerable line, ‘ND7532’. Segregation in disomic controls and 13 monosomic families showed a good fit to a monogenic ratio indicating a qualitative mode of inheritance. Segregation in the cross involving monosomic 2D showed a high frequency of regeneration (93.6%) and high callus growth rate (1.87 g/90 days) indicating that 2D is a critical chromosome. Modifying genes may be located on other chromosomes. Substitution of chromosomes from a low regenerable cultivar ‘Vona’ further indicated that the group 2 chromosomes, in particular chromosome 2D , possess genetic factors promoting callus growth and regeneration.

Journal

TAG Theoretical and Applied GeneticsSpringer Journals

Published: Nov 1, 1989

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