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Ent-Kaurane Diterpenoids from Coffea Genus: An Update of Chemical Diversity and Biological Aspects [PDF]

open access: yesMolecules
Coffee is one of the most important beverages in the world and is produced from Coffea spp. beans. Diterpenes with ent-kaurane backbones have been described in this genus, and substances such as cafestol and kahweol have been widely investigated, along ...
Víctor de C. Martins   +4 more
doaj   +2 more sources

Efficient production of clerodane and ent-kaurane diterpenes through truncated artificial pathways in Escherichia coli [PDF]

open access: yesBeilstein Journal of Organic Chemistry, 2022
The clerodane and ent-kaurane diterpenoids are two typical categories of diterpenoid natural products with complicated polycyclic carbon skeletons and significant pharmacological activities. Despite exciting advances in organic chemistry, access to these
Fang-Ru Li   +4 more
doaj   +2 more sources

Three New Ent-Kaurane Diterpenes with Antibacterial Activity from Sigesbeckia orientalis [PDF]

open access: yesMolecules
Three novel ent-kaurane diterpenes, namely sigesbeckin A–C (1–3), in conjunction with eight previously identified analogues (4–11), were isolated from Sigesbeckia orientalis. Their chemical structures were resolved through multiple spectroscopic analyses.
Zhong-Shun Zhou   +6 more
doaj   +2 more sources

Ent-kaurane diterpenoids and other constituents from the stem of Xylopia laevigata (Annonaceae) [PDF]

open access: yesQuímica Nova, 2012
Phytochemical investigation of the hexane extract from the stem of Xylopia laevigata led to the isolation of the ent-kaurane diterpenoids, ent-kaur-16-en-19-oic acid, 4-epi-kaurenic acid, ent-16β-hydroxy-17-acetoxy-kauran-19-al, ent-3β-hydroxy-kaur-16-en-
Dayanne Meneses Silva   +9 more
doaj   +6 more sources

Ethnobotanical, Phytochemical, and Pharmacological Properties of the Subfamily Nepetoideae (Lamiaceae) in Inflammatory Diseases [PDF]

open access: yesPlants, 2023
Nepetoideae is the most diverse subfamily of Lamiaceae, and some species are well known for their culinary and medicinal uses. In recent years, there has been growing interest in the therapeutic properties of the species of this group regarding ...
Nancy Ortiz-Mendoza   +5 more
doaj   +2 more sources

Methoxylated Flavonols and ent-Kaurane Diterpenes from the South African Helichrysum rutilans and Their Cosmetic Potential [PDF]

open access: yesPlants, 2023
Chromatographic fractionation of a methanol extract of Helichrysum rutilans afforded seven known compounds. The isolated compounds were identified as 5,7,8-trihydroxy-3,6-dimethoxyflavone-8-O-2-methyl-2-butanoate (C-1), 5,7-dihydroxy-3,6,8 ...
Olugbenga K. Popoola   +3 more
doaj   +2 more sources

Structure-based drug design studies of the interactions of ent-kaurane diterpenes derived from Wedelia paludosa with the Plasmodium falciparum sarco/endoplasmic reticulum Ca2+-ATPase PfATP6 [PDF]

open access: yesMemorias do Instituto Oswaldo Cruz, 2015
Malaria is responsible for more deaths around the world than any other parasitic disease. Due to the emergence of strains that are resistant to the current chemotherapeutic antimalarial arsenal, the search for new antimalarial drugs remains urgent though
Daniel Silqueira Martins Guimarães   +6 more
doaj   +2 more sources

Compounds from Agathis dammara exert hypoglycaemic activity by enhancing glucose uptake: lignans, terpenes and others [PDF]

open access: yesNatural Products and Bioprospecting
In this study, two new kaurane diterpenes (16, 17), together with 12 lignans (1–12), a triterpene (15), and two other compounds (13, 14) were isolated from the woods of Agathis dammara.
Zhe-Wei Yu   +11 more
doaj   +2 more sources

One amino acid makes the difference: the formation of -kaurene and 16α-hydroxy-kaurane by diterpene synthases in poplar [PDF]

open access: yes, 2015
BACKGROUND: Labdane-related diterpenoids form the largest group among the diterpenes. They fulfill important functions in primary metabolism as essential plant growth hormones and are known to function in secondary metabolism as, for example ...
Gershenzon, J.   +5 more
core   +4 more sources

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