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Antimicrobial triterpenoids from Vladimiria muliensis.
TLDR
Compounds 2 and 4 exhibited modest antimicrobial activity against Escherichia coli, Candida albicans, Pseudomonas aeruginosa, Enterococcus faecalis, Bacillus cereus, and Staphylococcus aureus. Expand
Cytotoxic and antibacterial pyran-2-one derivatives from Croton crassifolius
TLDR
Two new pyran-2-one derivatives, crotonpyrones A and B, were isolated from the roots of Croton crassifolius and showed good cytotoxicity against human cancer cell lines of HeLa and NCI-446 and exhibited antibacterial activity against Staphylococcus aureus. Expand
The sesquiterpenes from the roots of Cacalia roborowskii
A new sesquiterpene cacaroborin (1) was isolated from the roots of Cacalia roborowskii, together with three known ones, cinalbicol (2), isopetasin (3), and 3α-angeloyloxylactone (4). The structure ofExpand
Euphorikanin A, a Diterpenoid Lactone with a Fused 5/6/7/3 Ring System from Euphorbia kansui.
TLDR
Euphorikanin A (1), an unprecedented diterpenoid lactone which possesses a novel 5/6/7/3-fused tetracyclic ring skeleton, was isolated from the roots of Euphorbia kansui and exhibited moderate cytotoxicity against two human tumor cell lines HeLa and NCI-446. Expand
Eremophilane-type sesquiterpene derivatives from the roots of Ligularia lapathifolia.
Six new highly oxygenated eremophilane-type sesquiterpene derivatives (1-6), including a norbisesquiterpene, were isolated from an extract of the roots of Ligularia lapathifolia, and their structuresExpand
Sesquiterpenoids and Other Chemical Components from the Roots of Dolomiaea souliei
Dolomiaea souliei (Franch.) C. Shih, belonging to the family Compositae, is widely distributed in Sichuan Province, China. Its roots have been used as a traditional Chinese herbal medicine toExpand
A novel spirocyclic triterpenoid and a new taraxerane triterpenoid from Teucrium viscidum
Two new triterpenoids, teuviscins A (1) and B (2), were isolated from the whole plants of Teucrium viscidum. Compound 1 possessed a rare 7(8→9)abeo-9R-D:C-friedo-B′:A′-neo-gammacerane skeleton, andExpand
Norcrassin A, a novel C16 tetranorditerpenoid, and bicrotonol A, an unusual dimeric labdane-type diterpenoid, from the roots of Croton crassifolius.
TLDR
The anti-Alzheimer's Disease activities of 1 and 2 are evaluated using the AD pathological model and a plausible biosynthetic pathway of 1 is proposed. Expand
Eremophilane-type sesquiterpene derivatives from Ligularia hodgsonii.
Eight new highly oxygenated eremophilane-type sesquiterpene derivatives (1- 8), including two norsesquiterpenes, were isolated from an extract of the roots and the aerial parts of Ligularia hodgsoniiExpand
Bisabolane sesquiterpenes from the roots of Ligularia cymbulifera.
Eight new highly oxygenated bisabolane sesquiterpenes (1-8), of which one contains a chlorine atom, were obtained in a phytochemical investigation of the roots of Ligularia cymbulifera, and theirExpand
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