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Bioactive isopimarane and 3,4-seco isopimarane diterpenoids from Isodon amethystoides
Isodon amethystoides (Lamiaceae) is a popular plant in folk medicine in the southern provinces of China. Our phytochemical investigation of the twigs...
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Functional characterization and structural bases of two class I diterpene synthases in pimarane-type diterpene biosynthesis
Pimarane-type diterpenoids are widely distributed in all domains of life, but no structures or catalytic mechanisms of pimarane-type diterpene...
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Synthetic studies on tricyclic diterpenoids: convenient synthesis of 16-arylisopimaranes
AbstractA series of 16-arylisopimaranes has been synthesized by palladium-catalyzed arylation of the corresponding tricyclic diterpenoid isopimaric...
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Medicinal Plants Against Vesicular Stomatitis Virus (VSV) Infections: Ethnopharmacology, Chemistry, and Clinical and Preclinical Studies
Vesicular stomatitis virus (VSV) is a rhabdovirus, that is, an encapsulated negative-sense RNA virus. VSV could be spread from insects to mammals,...
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Terpenes from Fungi
Terpenes are naturally occurring compounds produced by an extensive variety of plants, animals, and microorganisms. A wide range of the biological...
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A New Labdane Derivative from the Bark of Chamaecyparis obtusa var. formosana
A new labdane derivative, chamaecyparisin A ( 1 ), was isolated from the methanol extract of the bark of Chamaecyparis obtusa var. formosana . Its...
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Medicinal Plants Against Vesicular Stomatitis Virus (VSV) Infections: Ethnopharmacology, Chemistry, and Clinical and Preclinical Studies
Vesicular stomatitis virus (VSV) is a rhabdovirus, that is, an encapsulated negative-sense RNA virus. VSV could be spread from insects to mammals,...
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A New Diterpenoid from Isodon phyllostachys
A new diterpenoid phyllostachysarin A ( 1 ) and 12 known compounds ( 2 – 13 ) were isolated from Isodon phyllostachys. Their structures were elucidated on...
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Bioactive Compounds from Medicinal Plants in Myanmar
Myanmar is a country with rich natural resources and of these, medicinal plants play a vital role in the primary health care of its population. The...
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Oligandrin, a New Ent-Pimarane Type Diterpenoid and Other Bioactive Constituents from the Leaves of Croton oligandrus†
One new ent -pimarane-type diterpenoid ( 1 ), along with 10 known compounds, were isolated from the leaves of Croton oligandrus . Compounds 2 and 3 are...
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Synthetic Transformations of Higher Terpenoids. 39.∗ Synthesis and Analgesic Activity of Isopimaric Acid Derivatives
New derivatives of isopimaric acid at the carboxylic acid were prepared. Their analgesic activity was studied in models of visceral and thermal pain....
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Medicinal Plants, Secondary Metabolites, and Their Antiallergic Activities
One of the significant health issues that plague people all over the world is immunological dysfunction, which includes allergies. Allergens include...
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Secondary Metabolites from Marine-Derived Fungi from China
Marine-derived fungi play an important role in the search for structurally unique secondary metabolites, some of which show promising pharmacological...
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Secondary Metabolites from Higher Fungi
Secondary metabolites of higher fungi (mushrooms) are an underexplored resource compared to plant-derived secondary metabolites. An increasing...
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Symbionts, a promising source of bioactive natural products
Symbionts are microorganisms residing in multicellular hosts (e.g., plants and animals), and they have been witnessed to be a rich source of diverse...
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Chemical Relationships Between Algae, Bryophytes, and Pteridophytes
The evolutionary origin of land plants (embryophytes) from their green algal ancestors was a pivotal event in the history of life (388, 533)....
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Chemosystematics of Marchantiophyta
On the basis of morphological characteristics, liverworts have been divided into the Marchantioid group or “complex thalloids”, and the...
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Chemical Constituents of Marchantiophyta
Jungermannia hattoriana produces β-cyclocitral (12) (see Table 4.1). This represented the first isolation of this compound...
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Fatty and Volatile Oils of the Gypsywort Lycopus europaeus L. and the Gaussian-Like Distribution of its Wax Alkanes
The detailed analyses of the volatile essential oil and lipid profiles of the aerial parts from the blooming and fruit-forming stages of both ripe...
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Occurrence
No other class of natural organohalogens has the wide diversity of sources, as do the simple halokanes – marine, terrestrial biogenic, terrestrial...