Results 11 to 20 of about 32,287 (235)

Dictyota and Canistrocarpus Brazilian Brown Algae and Their Bioactive Diterpenes—A Review

open access: yesMarine Drugs, 2023
Dictyotaceae algae have gained recognition as prolific producers of diterpenes, which are molecules with significant biotechnological potential. These diterpenes hold immense promise as potential active drug components, making the algae a compelling area
Ana Débora Nunes Pinheiro Georgii   +1 more
doaj   +1 more source

The cholesterol-raising diterpenes from coffee beans increase serum lipid transfer protein activity levels in humans [PDF]

open access: yes, 1997
Cafestol and kahweol–diterpenes present in unfiltered coffee— strongly raise serum VLDL and LDL cholesterol and slightly reduce HDL cholesterol in humans. The mechanism of action is unknown.
Gent, T. van   +6 more
core   +3 more sources

Chemical characteristics of the sesquiterpenes and diterpenes from Lauraceae family and their multifaceted health benefits: A review

open access: yesHeliyon, 2022
Lauraceae is a large family with significant economic and medicinal value. Bioactive ingredients from Lauraceae plants have contributed greatly to medicines, food nutrients and fine chemical products.
Haowei Feng   +6 more
doaj   +1 more source

Reactivity of (3-Methylpentadienyl)iron(1+) Cation: Late-stage Introduction of a (3-Methyl-2Z,4-pentadien-1-yl) Side Chain [PDF]

open access: yes, 2016
The 3-methyl-2Z,4-pentadien-1-yl sidechain is found in various sesquiterpenes and diterpenes. A route for the late stage introduction of this functionality was developed which relies on nucleophilic attack on the (3-methylpentadienyl)iron(1+) cation ...
Chaudhury, Subhabrata   +2 more
core   +3 more sources

Some progress on the chemistry of natural bioactive terpenoids form Chinese medicinal plants

open access: yesMemorias do Instituto Oswaldo Cruz, 1991
(1) Pseudolaric acids - Novel diterpenes, Pseudolaric acid A, B, C and D were isolated from Pseudolarix kaempferi Gorden (pinaceae). Their structures were assigned by spectroscopic data and chemical correlations.
Bing-Nan Zhou
doaj   +1 more source

Reconstitution of biosynthetic pathway for mushroom-derived cyathane diterpenes in yeast and generation of new “non-natural” analogues

open access: yesActa Pharmaceutica Sinica B, 2021
Mushroom-derived cyathane-type diterpenes possess unusual chemical skeleton and diverse bioactivities. To efficiently supply bioactive cyathanes for deep studies and explore their structural diversity, de novo synthesis of cyathane diterpenes in a ...
Ke Ma   +7 more
doaj   +1 more source

Chemistry of the Calceolaria Genus. Structural and Biological Aspects

open access: yesMolecules, 2000
Autochthonous species of the Calceolaria (Scrophulariaceae) genus are studied. From their apolar extracts 55 new diterpenes of six skeleton types, naphtoquinones and flavonoids have been isolated.
Juan A. Garbarino   +2 more
doaj   +1 more source

Diterpenes From the Marine Brown Algae of the Genus

open access: yesNatural Product Communications, 2020
Brown algae of the genus Dilophus contain plenty of biologically active secondary metabolites with diverse structures. Excellent progress has been made in the discovery of diterpenes with extensive chemical defense activity from this genus. Most of these
Xue Xia   +4 more
doaj   +1 more source

Recent Advances in the Application of Diterpenoids in the Preservation of Meat Products [PDF]

open access: yesShipin Kexue
Diterpenoids are terpenoids containing four isoprene units with a total of 20 carbon atoms. They are derived from geranyl pyrophosphate, including acyclic diterpenes, monocyclic diterpenes, dicyclic diterpenes, tricyclic diterpenes, and tetracyclic ...
YAN Jinxi, ZANG Mingwu, LIU He, XU Chenchen, SHI Yuxuan, BAI Jing, ZHAO Yan, HAO Jingyi, ZHANG Yaru
doaj   +1 more source

Efficient Separation of Four Antibacterial Diterpenes from the Roots of Salvia Prattii Using Non-Aqueous Hydrophilic Solid-Phase Extraction Followed by Preparative High-Performance Liquid Chromatography

open access: yesMolecules, 2018
An efficient preparative procedure for the separation of four antibacterial diterpenes from a Salvia prattii crude diterpenes-rich sample was developed.
Jun Dang   +10 more
doaj   +1 more source

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