使用DNA元编码来监测影响甘真菌群体的关键因素:采集地点,加工方法和储存条件
Yanan Xu1, Junrong Wang1, Chune Fan1
1State Key Laboratory for Quality Ensurance and Sustainable Use of Dao-di Herbs, Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing 100193, China.
Food research international (Ottawa, Ont.)
|February 7, 2026
概括
甘草 (Glycyrrhiza uralensis) 中的真菌污染是一个重大问题. DNA元编码揭示了像Cladosporium和Aspergillus这样的主导属,储存条件影响了真菌的多样性和组成.
科学领域:
- 食品科学 食品科学 食品科学
- 菌类学 菌类学是指菌类学.
- 微生物学 微生物学
背景情况:
- 甘 (Glycyrrhiza uralensis) 是一种广泛使用的功能性食品和药用植物,也被用作甜味剂.
- 甘草产品中的真菌和真菌毒素污染是需要紧急关注的公认问题.
- 了解甘草中的真菌群体对于确保产品安全和质量至关重要.
研究的目的:
- 为了研究甘样本中的真菌群落多样性和组成.
- 分析地理来源和加工方法对真菌群落的影响.
- 在各种条件下储存期间检查真菌群体的继承.
主要方法:
- 用DNA元编码来识别真菌物种.
- 从五个省份收集了甘样本,代表了两种加工方法.
- 在不同温度和时间间隔的储存期间,对真菌群体的变化进行了监测.
主要成果:
- 克拉多斯波里亚是五个省份的主导真菌属.
- 阿斯珀吉卢斯和克拉多斯波里亚是主要的属,与特定的加工方法相关.
- 他们发现了五种毒性真菌,包括Aspergillus fumigatus和Mucor circinelloides.
- 储存温度和持续时间显著改变了真菌群体的组成和多样性.
结论:
- 地理来源和加工方法影响甘的真菌微生物群.
- 储存条件在真菌污染的动态中起着至关重要的作用.
- 调查结果为制定有效的防治策略提供了必要的数据,以防止甘生产中的真菌污染.
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