Browsing by Author "He, Yong Z"
Now showing items 1-3 of 3
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Chemical Constituents in Extracts from Leaves of Lantana trifolia and Their In Vitro Anti-oxidative Activity
Imbenzi, Palmer S; He, Yong Z; Osoro, Eric K; Yan, Zhi-xue; Cheplogoi, Peter K (2014)Objective To isolate, purify, and analyze the anti-oxidants from the leaves of Lantana trifolia. Methods The anti-oxidative activities of the crude extracts from liquid-liquid extraction of L. trifolia leaves were assayed ... -
Isolation and Identification of Bioactive Constituents from Stem Barks of Illicium difengpi
He, Yong Z; Osoro, Eric K; Imbenzi, Palmer S; Wang, Li-ning (2014)Objective To isolate and identify bioactive constituents from the stem barks of Illicium difengpi. Methods The chemical constituents were isolated and purified by repeated silica gel, Sephadex LH-20, recrystallization, and ... -
A review on phenolic compounds in Illicium species and their pharmacological effects
Osoro, Eric K; He, Yong Z; Ndagijimana, Andre; Imbenzi, Palmer S (2013)This review focuses mainly on findings of chemistry and pharmacological activities of phenolic compounds in Illicium plants. The continued chemical studies of Illicium species such as I.difengpi, I.verum, I.griffithii, ...