[Determination of oleanolic acid in Aralia elata (Miq.) Seem. by TLC-densitometry].
1993
H M Mi, and
W Gao
School of Pharmacy, Second Military Medical University, Shanghai.
UI
MeSH Term
Description
Entries
D009828
Oleanolic Acid
A pentacyclic triterpene that occurs widely in many PLANTS as the free acid or the aglycone for many SAPONINS. It is biosynthesized from lupane. It can rearrange to the isomer, ursolic acid, or be oxidized to taraxasterol and amyrin.
Chromatography on thin layers of adsorbents rather than in columns. The adsorbent can be alumina, silica gel, silicates, charcoals, or cellulose. (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)
The measurement of the density of a material by measuring the amount of light or radiation passing through (or absorbed by) the material.
Densitometries
D004365
Drugs, Chinese Herbal
Chinese herbal or plant extracts which are used as drugs to treat diseases or promote general well-being. The concept does not include synthesized compounds manufactured in China.
Chinese Herbal Drugs,Plant Extracts, Chinese,Chinese Drugs, Plant,Chinese Plant Extracts,Extracts, Chinese Plant,Herbal Drugs, Chinese