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生物通
3月
基于PCR-RFLP技术的甘草市场种子快速鉴定新方法开发及其遗传纯度评估
本研究针对甘草药材市场种子来源混乱、物种误标严重的问题,开发了一种低成本、快速的PCR-RFLP分子鉴定技术。通过ITS区域酶切分析,研究人员发现市售190粒"甘草"种子中仅4粒为纯正Glycyrrhiza uralensis,绝大多数为G. glabra、G. inflata及其杂交种。该技术为甘草种质 ...
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