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JIN Ya-qin, HUANG Xue-fang, LI Dong-lin, XIANG Qi-bai. Variation of endogenous polyamines concentrations in Lycoris chinensis bulbs during reproductive period[J]. Journal of Zhejiang A&F University, 2007, 24(4): 419-423.
Citation: JIN Ya-qin, HUANG Xue-fang, LI Dong-lin, XIANG Qi-bai. Variation of endogenous polyamines concentrations in Lycoris chinensis bulbs during reproductive period[J]. Journal of Zhejiang A&F University, 2007, 24(4): 419-423.

Variation of endogenous polyamines concentrations in Lycoris chinensis bulbs during reproductive period

Funds:

江苏省自然科学基金资助项目(BK2006087);江苏教育学院基金资助项目(2002038)

  • Received Date: 2006-09-18
  • Rev Recd Date: 2007-04-03
  • Publish Date: 2007-08-20
通讯作者: 陈斌, bchen63@163.com
  • 1. 

    沈阳化工大学材料科学与工程学院 沈阳 110142

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Variation of endogenous polyamines concentrations in Lycoris chinensis bulbs during reproductive period

Funds:

江苏省自然科学基金资助项目(BK2006087);江苏教育学院基金资助项目(2002038)

Abstract: To study the relationship of endogenous polyamines(PAs)with flower bud differentiation of Lycoris chinensis, putrescine(Put), spermine(Spm)and spermidine(Spd) concentrations of the bulbs during different reproductive periods were determined by the thin layer chromatography-fluorescence spectrometry. The results showed that the three kinds of PAs concentrations showed non-synchronous change. The variation of Put and Spm content was sharper; the variation of Spd content was not marked. During the prophase of flower bud differentiation, the Put contentswas more than Spd and Spm, 1.238 nmolg- 1 in the outer squama, 1.676 nmolg- 1 in the middle squama. 2.313 nmolg- 1 in the innersquama and 1.451 nmolg- 1 in the shootapex, in early July. During the flowering period, the Put content decreased, but the Spm content increased. Spm contents was 1.462 nmolg- 1in the outer squama. 1.502 nmolg- 1 in the middle squama, 1.682 nmolg- 1 in the inner squama and 1.536 nmolg- 1 in the shootapex. The ordersof endogenousPAs contents fromhigh to lowwere shoot apex, inner squama, middle squama, outer squama.[Ch, 4 fig. 2 tab. 12 ref.]

JIN Ya-qin, HUANG Xue-fang, LI Dong-lin, XIANG Qi-bai. Variation of endogenous polyamines concentrations in Lycoris chinensis bulbs during reproductive period[J]. Journal of Zhejiang A&F University, 2007, 24(4): 419-423.
Citation: JIN Ya-qin, HUANG Xue-fang, LI Dong-lin, XIANG Qi-bai. Variation of endogenous polyamines concentrations in Lycoris chinensis bulbs during reproductive period[J]. Journal of Zhejiang A&F University, 2007, 24(4): 419-423.

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