整合生物学期刊网

Plant Diversity ›› 1991, Vol. 13 ›› Issue (03): 1-3.

• 研究论文 •    

香豆素和寡糖素对马铃薯试管结薯的影响

陈善娜 李琼红 王丽华 聂为民 王军   

  1. 云南大学生物系
  • 出版日期:1991-06-25 发布日期:1991-06-25

EFFECT OF COUMARIN AND OLIGOSACCHARINS ON IN VITRO TUBERIZATION OF POTATO

CHEN Shan-Na LI Qiong -Hong WANG Li-Hua NIE Wei-Min WANG Jun   

  1. Department of Biology, Yunnan University
  • Online:1991-06-25 Published:1991-06-25

摘要: 本研究将生理活性物质香豆素、人参寡糖素和黑节草寡糖素分别加入含有BAP5.0mg/l、蔗糖8%的MS基本培养基中,用于诱导马铃薯试管结薯,并与加人矮壮素诱导的结薯效果作了比较。结果表明,在加人100mg/l香豆素时,试管结薯的数量与使用500mg/1矮壮素效果相近似。使用50mg/1人参寡糖素或10mg/l黑节草寡糖素时,试管结薯的数量明显超过或略超过用500mg/1矮壮素的效果。对4种处理下获得的试管薯进行了过氧化物酶的同工酶及酶活性的测定。结果表明,这4种不同的外源生长调节剂在使用浓度恰当时,所结薯块的过氧化物酶同工酶谱和过氧化物酶活性是近似的。

关键词: 马铃薯, 试管结薯, 香豆素, 寡糖素, 矮壮素, 过氧化物酶同工酶

Abstract: The physiological active substances coumarin and oligosaccharins extracted from Dendrobium candidum and Panax ginseng were added into the medium (MS+5.0 mg/ 1 BAP+8 sucrose) to induce in vitro tuberization of potato. The effect were compared with those of adding chlorocholine chloride (CCC) on inducing in vitro tuberization. The results showed that when 100 mg/ 1 coumarin was added, the effect On amount of tuberization ap-proximated to the effect of using 500 mg/ 1 CCC.

Key words: Potato