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Wx GENE VARIATION OF TETRAPLOID AND DIPLOID RICE
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- Author:
- No author available
- Journal Title:
- CHINESE JOURNAL OF APPLIED & ENVIRONMENTAL BIOLOGY
- Issue:
- 4
- DOI:
- 10.3321/j.issn:1006-687X.2005.04.003
- Key Word:
- 直链淀粉含量;微卫星标记;PCR-AccⅠ标记;Wx基因;同源四倍体;水稻
Abstract： 测定了中国科学院成都生物所培育出的14种同源四倍体水稻及8种大面积推广的二倍体水稻的直链淀粉含量,并利用微卫星标记484/485,Wxup2/485及PCR-AccⅠ分子标记对同源四倍体及二倍体水稻进行扩增.发现直链淀粉含量发生变化的部分同源四倍体水稻其Wx基因位点发生变异,表明微卫星标记与同源四倍体水稻直链淀粉含量之间存在相关性,并初步探讨了同源四倍体水稻Wx基因位点遗传变异的原因. 图2 表1 参13
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