a phase of crown gall (especially in apples) during which there is abnormal development of fine fibrous roots

Objective: To study basic conditions for biosynthesis arbutin by the hairy root of Panax ginseng .

目的：研究人参毛状根生物合成熊果苷的基本条件。

This study showed that in vitro systems establish, transformed systems establish, the choiceness hairy root lines select and the optimal culture condition of hairy roots systems establish.

主要从以下几个方面进行研究：离体培养体系的建立、遗传转化体系的建立、优良毛状根系的筛选、毛状根最佳培养条件的建立。

With the development of technology and research on physiological chemical characteristics of the hairy root, hairy root culture will be more perfect.

随着技术的发展和对毛状根生理机制研究的深入，其毛状根培养技术将会日趋完善。

Objective:To obtain the hairy root of Panax ginseng (HRPG).

目的：建立人参毛状根转化体系。

The protection on myocardial ischemia and reperfusion injury in intact rats by Salvia miltiorrhiza hairy root was investigated.

目的：研究丹参毛状根对麻醉大鼠心肌缺血再灌注损伤的保护作用。

The frequency of hairy root induction was closely related to the age of seedlings and explant resources.

毛状根的诱导频率与无菌苗培养天数和外植体来源部位有关。

This review deals with recent development of hairy root cultures for pharmaceuticals and points out the future ways of hairy root cultures for pharmaceuticals.

本文概述了培养毛状根生产药物研究的新成果和存在的问题，为进一步开发利用毛状根提出了可供参考的建议。

The growth of the hairy root and the development of ginsenoside of clone R9923 were investigated and it was found that the ginsenoside content increases with the biomass of the hairy root.

研究R9923发根系的生长曲线和皂苷含量变化规律发现，随着发根生物量的增加，发根中皂苷含量积累得也越多。

The method of hairy root induction of plants as well as their molecular biology are reviewed.

本文综述了发根农桿菌诱导植物毛状根的方法及其分子机制。

Achyranthes bidentata BL, a famous medica plant, was transferred by ri plasmid with Agrobacterium rhizogenes, and hairy root with kanamycin resistance was induced successfully.

用发根农桿菌(agrobacteriumrhizogenes)的ri质粒转化药用植物牛膝(achyranthes bidentataBl。)，诱导出了抗卡那霉素的发状根。

And the contents of alkaloids in hairy root were determined.

莨菪发根中生物堿类含量的测定。

S. miltiorrhiza hairy root cultures provide a stable and efficient platform for active constituent accumulations by using elicitation with suitable biotic and abiotic elicitors.

丹参成熟的发根培养体系为通过生物或非生物诱导作用提高目标次生代谢产物的含量提供了稳定可靠的组织培养平台。