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Updated: Feb 15, 2026
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Assessing Neuroprotective Effects of Glycyrrhizae Radix et Rhizoma Extract Using a Transient Middle Cerebral Artery Occlusion Mouse Model
Published on: December 9, 2018
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[Production regionalization study of Isatidis Radix]
Wen-Long Zhao1,2, Ling Jin1,2, Hui-Zhen Wang1
1College of Pharmacy, Gansu University of Chinese Medicine, Lanzhou 730000, China.
Summary
This study mapped Isatidis Radix habitats across China using ecological data and identified key factors like temperature and precipitation influencing its distribution. Xinjiang province shows superior medicinal quality for Isatidis Radix cultivation.
Area of Science:
- Phytogeography
- Medicinal Plant Research
- Ecological Modeling
Background:
- Isatidis Radix is a vital traditional Chinese medicine.
- Understanding its habitat and quality distribution is crucial for sustainable cultivation.
- Previous studies have not comprehensively mapped its national distribution and quality variations.
Purpose of the Study:
- To predict the national habitat suitability distribution of Isatidis Radix.
- To identify key ecological factors influencing its distribution and medicinal component content.
- To assess regional variations in Isatidis Radix medicinal quality.
Main Methods:
- Data collection from 89 sampling points nationwide.
- High-Performance Liquid Chromatography (HPLC) for medicinal component analysis.
- MaxEnt modeling and ArcGIS for habitat suitability prediction.
- R-language for ecological factor-component content modeling.
Main Results:
- Precipitation in the driest season, mean annual temperature, and mean temperature in the wet season were the primary ecological drivers.
- Suitable cultivation regions are predominantly in Northern China.
- Significant variations in medicinal quality were observed, with Xinjiang province exhibiting higher quality.
Conclusions:
- Ecological factors significantly influence Isatidis Radix distribution and quality.
- Northern China offers suitable cultivation areas, but quality varies regionally.
- Xinjiang province presents optimal conditions for high-quality Isatidis Radix production, guiding strategic cultivation area selection.
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