Diterpenoids from the brown alga Dictyota dichotoma with nematicidal activity against the plant parasitic nematode Aphelenchoides besseyi [0.03%]
具拟南方根结线虫生物活性的Dictyota dichotoma中倍半萜醌类成分的研究
Manami Iida,Tatsuo Nehira,Aki Kato et al.
Manami Iida et al.
Three previously undescribed diterpenoids, designated amijial (1), dictyoepoxyperoxide (2), and hydroperoxyacetyldictyolal (3), were isolated from the brown alga Dictyota dichotoma along with eight known diterpenoids. Structural analysis re...
Suspensaditerpenes A-Q, anti-inflammatory labdane and nor-labdane diterpenoids from the seeds of Forsythia suspensa [0.03%]
悬钩子素甲属茋A-Q的研究——悬钩子种子中的抗炎倍半萜对映体分离与结构鉴定
Hui-Ying Li,Meng-Yu Bao,Hao-Ming Xiong et al.
Hui-Ying Li et al.
Phytochemical investigation of the seeds of Forsythia suspensa resulted in the isolation and characterization of 17 undescribed labdane and nor-labdane diterpenoids, named suspensaditerpenes A-Q (1-17), along with 13 known ones (18-30). The...
Phytochemical and biological studies on rare and endangered plants endemic to China. Part XLVII. Sesquiterpene lactones from the leaves of Michelia opipara and their anti-inflammation effects [0.03%]
中国特有药用植物的化学与生物活性研究.XLVII.拟含笑叶中的倍半萜内酯及其抗炎活性
Jiang Wan,Xin Chen,Can Wang et al.
Jiang Wan et al.
Six previously undescribed mono-acetylated sesquiterpene lactones (named opiparolides A‒F, 1‒6, resp.), along with five structurally related known compounds, were isolated and characterized from the renewable leaves of the endangered Chin...
Isolation, Characterization, and Anti-neuroinflammatory Activity of Sesquiterpenoids from Pogostemon esquirolii [0.03%]
隔离、表征及报春花_patchoulone的抗神经炎症活性
Yebi Qin,Xinyan Shao,Yinzheng Xie et al.
Yebi Qin et al.
The phytochemical assessment of Pogostemon esquirolii resulted in the isolation and identification of sixteen sesquiterpenoids, including eudesmane-type (1-6, 9, and 11), bisabolane-type (8 and 10), caryolane-type (13-14), guaiacane-type (1...
Hop bitter acids from the pistillate flower of Humulus lupulus L. and their anti-inflammatory and anti-dengue virus activities [0.03%]
葎草花序中的苦味酸类化合物及其抗炎和抗登革病毒活性研究
Biao Sun,Yun-Lin Ao,Xia Cao et al.
Biao Sun et al.
Nine undescribed hop bitter acids, humulupulones A-I (1-9), along with three known ones (10-12) were isolated from the pistillate flower of Humulus lupulus L. (hops). Structurally, compounds 1 and 2 possess an unprecedented nitrogen-contain...
Highly oxidized germacrane-type sesquiterpenoid dimers from Elephantopus tomentosus L.: Structural characterization, DFT calculation and anti-hepatoma potential [0.03%]
Elephantopus tomentosus L.来源高度氧化的内菲兰烷型倍半萜二聚体：结构特征、DFT计算及抗肝癌潜力
Zi-Hao Ge,Si-Hui Mi,Wen-Long Kou et al.
Zi-Hao Ge et al.
Four previously undescribed highly oxidized germacrane-type sesquiterpenoid dimers were isolated from Elephantopus tomentosus. Their planar structures and absolute configurations were unequivocally elucidated through comprehensive spectrosc...
Bioactive specialized metabolites of Trochila sp., an endophytic fungus of Lilium carniolicum [0.03%]
来自Lilium carniolicum内生真菌Trochila sp.的生物活性次级代谢物
Mostafa Alilou,Yun Liu,Magdalena Steixner et al.
Mostafa Alilou et al.
Bioprospecting of a rice culture of Trochila sp. BGP15P7IS3, an undescribed endophytic fungus from Lilium carniolicum, resulted in isolation and identification of eleven specialized metabolites, of which four pyridone alkaloid derivatives (...
Wine-red lignin revisited, dirigent proteins, and native lignin macromolecular configuration [0.03%]
丝光棉红色木质素再探、定向蛋白及天然木质素大分子构型
Dhrubojyoti D Laskar,Michaël Jourdes,Gregory L Helms et al.
Dhrubojyoti D Laskar et al.
The wine-red coloration of xylem in antisense cinnamyl alcohol (CAD) down-regulated tobacco (Nicotiana tabacum) has long been reported as due to wine-red colored lignin. To investigate validity of the wine-red lignin report, both wild type ...
Peniterretonins A-D, terretonin-type meroterpenoids from the marine-derived fungus Penicillium simplicissimum [0.03%]
来自海洋来源真菌Penicillium simplicissimum的Peniterretonins A-D：一类terretonin型次级代谢产物
Yanan Yang,Xiao Han,Peiling Cai et al.
Yanan Yang et al.
Four previously undescribed terretonin-type meroterpenoids, peniterretonins A-D (1-4), possessing unprecedented 6/6/6/6/6 pentacyclic systems, were isolated from the marine-derived fungus Penicillium simplicissimum. Peniterretonins B-D (2-4...
Nor-halimane and spiro-labdane diterpenoids with anti-inflammatory activity from Leucas ciliata Benth [0.03%]
莱尤卡斯属植物两种抗炎活性成分的结构修正及绝对构型确定
Jia-Cai Kuang,Fu-Ling Cen,Xuan Zhang et al.
Jia-Cai Kuang et al.
Eleven previously undescribed diterpenoids, cilileucapenoids A-K (1-10 and 12), comprising two halimane diterpenoids (1 and 12) and nine spiro-labdane diterpenoids (2-10), along with one known analogue (11), were isolated from the whole pla...