A kind of measuring method of the freshness of fresh Cordyceps sinensis

A technology for fresh Cordyceps sinensis and Cordyceps sinensis, which is applied in the field of detection of raw materials of Chinese medicinal materials, can solve the problems of poor reproducibility of the detection of Cordyceps sinensis freshness, inability to accurately reflect the freshness of Cordyceps sinensis, and high experimental cost, so as to be easy to learn and operate, and save manpower and time. The effect of low cost and experimental cost
CN106769912BActive Publication Date: 2019-03-22YICHANG SHANCHENGSHUIDU CORDYCEPS
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
YICHANG SHANCHENGSHUIDU CORDYCEPS
Publication Date
2019-03-22

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Abstract

The invention discloses a determination method for freshness of fresh cordyceps sinensis. The method comprises the following steps: cutting fresh cordyceps sinensis taken out from a storage environment into slices of which the thicknesses are 1 to 2 mm after carrying out pretreatment, then dyeing for a certain time by avoiding light at constant temperature in a TTC solution of which the concentration is 0.3%, rinsing, then cutting the dyed slices into fragments, carrying out extraction with ethanol at the constant temperature of 50 to 60 DEG C until cells become colorless, and collecting extract liquor and measuring the absorbance OD value at 485 nm. According to the invention, the activity of the fresh cordyceps sinensis is quantitatively detected through dehydrogenase produced by the respiration action of in-vivo cells of the fresh cordyceps sinensis, and the method is simple and easy to operate, stable and reliable in results and suitable for large-scale popularization and application.
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Description

technical field

[0001] The invention relates to a method for detecting raw materials of Chinese medicinal materials, in particular to a method for measuring the freshness of fresh Cordyceps sinensis. technical background

[0002] Cordyceps sinensis is a high-grade nourishing and precious Chinese herbal medicine. Traditionally, it has the effects of nourishing the lungs and kidneys, reducing phlegm and relieving cough. Modern research shows that Cordyceps sinensis has many other effects, and it is often used in the adjuvant treatment of malignant tumors, lowering blood pressure, lowering blood fat, regulating immune function, etc. The newly excavated fresh Cordyceps retains the nutrients to the greatest extent, and has a plump appearance and good taste, so fresh Cordyceps products have been born in recent years. During the process of unearthed, cleaned, sterilized, packaged and stored, fresh Cordyceps sinensis will cause certain damage to its freshness. As the freshness of ...

Claims

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