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One new and six known pentacyclic triterpenoids, 1 and 4–9, resp., along with two new and three known iridoid glycosides, 2 and 3, and 10–12, resp., were isolated from the roots of Gentiana dahurica… (More)
Compounds (I), (II), and (III) are isolated from the ethanol extract of the fermented mycelia of Xylaria nigripes.
5 New sesquiterpenoids (I)(V) are isolated from the whole plant of Chloranthus henryi together with 7 known sesquiterpenoids and 5 known lindenane-type disesquiterpenoids.
Abstract A new triterpene, 13β-methyl isomer of bauerenol acetate, named mongolenin, has been isolated from the aerial parts of Artemisia mongolica. The structure was elucidated by spectroscopic… (More)
Salicifoxazines A (I) and B (II) together with six known dimeric tryptamine derived alkaloids are isolated from the leaves of chimonanthus salicifolius.
Objective To understand middle school students’ current cognition, attitude, self daily behaviors and injury situation of using electronic equipment while walking and to provide a scientific basis… (More)