A new ent-kaurane diterpene from Euphorbia stracheyi Boiss [PDF]
The chemical investigation of whole plants Euphorbia stracheyi Boiss from China led to the isolation of one new ent-kaurane diterpene, ent-Kaurane-16β,17,19-triol-3-one (1), along with three known ent-kaurane diterpenoids (2–4) as ent-Kaurane-3α,16β,17-triol (2),ent-16S,17-dihydroxy-kaurane-3-one (3) and ent-3S,16S,17-trihydroxy-kaurane-2-one (4 ...
Tie, Liu +6 more
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Production of ent-kaurene from lignocellulosic hydrolysate in Rhodosporidium toruloides. [PDF]
BACKGROUND:Rhodosporidium toruloides has emerged as a promising host for the production of bioproducts from lignocellulose, in part due to its ability to grow on lignocellulosic feedstocks, tolerate growth inhibitors, and co-utilize sugars and lignin ...
Burnum-Johnson, Kristin E +15 more
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Kupeantha (Coffeeae, Rubiaceae), a new genus from Cameroon and Equatorial Guinea [PDF]
Two new coffee relatives (tribe Coffeeae, Rubiaceae), discovered during botanical expeditions to Cameroon, are examined for generic placement, and the placement of three previously known species (Argocoffeopsis fosimondi, A. spathulata and Calycosiphonia
Alvarez-Aguirre, Maria G +5 more
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Chemical and antimicrobial analyses of Sideritis romana L. subsp. purpurea (Tal. ex Benth.) Heywood, an endemic of the Western Balkan [PDF]
A comprehensive study on essential oil and different solvent extracts of Sideritis romana L. subsp. purpurea (Tal. ex Benth.) Heywood (Lamiaceae) from Montenegro is reported. The gas chromatography-mass spectrometry analysis of the essential oil revealed
Božović, Mijat +7 more
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Broussonetia papyrifera Root Bark Extract Exhibits Anti-inflammatory Effects on Adipose Tissue and Improves Insulin Sensitivity Potentially Via AMPK Activation [PDF]
The chronic low-grade inflammation in adipose tissue plays a causal role in obesity-induced insulin resistance and its associated pathophysiological consequences. In this study, we investigated the effects of extracts of Broussonetia papyrifera root bark
Choi, Jang Hyun +9 more
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Kaurane-type diterpenes from Adenostemma lavenia O. Kuntze.
Ten 11-oxygenated kauran-19-oic acids, ent-11α, 15α-dihydroxykaur-16-en-19-oic acid, ent-11α-hydroxy-15α-acetoxykaur-16-en-19-oic acid, ent-11α-hydroxy-15-oxo-kaur-16-en-19-oic acid and adenostemmoic acids A-G and their nine glycosides, paniculosides II and III and adenostemmosides A-G were characterized from Adenostemma lavenia O. KUNTZE.
Shigeru SHIMIZU +3 more
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Diterpene Synthases and Their Responsible Cyclic Natural Products [PDF]
This review provides an overview of diterpene synthases which were initially identified via genetic and/or biochemical means, traversing all organisms researched to ...
Hai-Yan Gong, Xiao-Ya Chen, Ying Zeng
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A new ent-kaurane diterpene from Isodon henryi
One new ent-Kaurane diterpenoid (1) was isolated from the ethyl acetate fraction of Isodon henryi. Along with ten diterpenoids (2–11) were isolated from this plant for the first time, including six 7,20-epoxy diterpenoids, three enmenol-type diterpenoids and one 6,7-seco-ent-kaurene diterpenoid.
Xue, Jiang +7 more
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Casbane diterpene as a promising natural antimicrobial agent against biofilm-associated infections [PDF]
Croton nepetaefolius is a native plant from northeastern Brazil that belongs to the Euphorbiaceae family. The biological action of this plant has been extensively explored, being the secondary metabolites responsible for its properties alkaloids ...
Benildo Sousa Cavada +18 more
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An overview of the traditional use, phytochemistry, and biological activity of the genus Homalanthus [PDF]
Homalanthus species are native to tropical Asia and the Pacific region. This genus, comprising 23 accepted species, received less scientific attention compared to other genera of the Euphorbiaceae family. Seven Homa-lanthus species, such as H. giganteus,
Hohmann Judit, Wirasisya Dyke Gita
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