ACTA AGRICULTURAE BOREALI-SINICA ›› 2011, Vol. 26 ›› Issue (3): 7-10. doi: 10.7668/hbnxb.2011.03.002

Special Issue: Corn Biotechnology

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Genetic Analysis and Gene Mapping of a Leaf Mutant in Maize

CHENG Hong-liang1, CHEN Jia-fa1, DING Jun-qiang1, WU Jian-yu2   

  1. 1. Agronomy College of Henan Agricultural University,Zhengzhou 450002,China;
    2. Life Sciences College of Henan Agricultural University,Zhengzhou 450002,China
  • Received:2011-02-14 Published:2011-06-28

Abstract: Natural and artificial mutants are as valuable resources for functional genomics and molecular breeding.A leaf-color mutant was identified in progency of a maize inbred line 4H8.Under natural conditions,it was virescent and growed slowly at seedings,then wilted to die gradually.A set of segregating populations derived from two inbred lines,the parents 4H8 and 40-6,were used to study the genetic mechanism of virescent leaf in maize.The result demonstrated that the trait of virescent leaf in the inbred line 4H8 was governed by a recessive gene(vl1),which was mapped on the long arm of chromosome 1 by SSR analysis,the vl1 was flanked by two SSR markers umc1323 and umc1709,with the genetic distances 2.1 cM and 10.3 cM,respectively.The results will be useful for cloning and functional analysis of it.

Key words: Maize, A leaf mutant, Genetic analysis, Gene mapping, Molecular marker

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Cite this article

CHENG Hong-liang, CHEN Jia-fa, DING Jun-qiang, WU Jian-yu. Genetic Analysis and Gene Mapping of a Leaf Mutant in Maize[J]. ACTA AGRICULTURAE BOREALI-SINICA, 2011, 26(3): 7-10. doi: 10.7668/hbnxb.2011.03.002.

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