Results 41 to 50 of about 1,570 (164)

Green Biosynthesis of Silver Nanoparticles Using Annona glabra and Annona squamosa Extracts with Antimicrobial, Anticancer, Apoptosis Potentials, Assisted by In Silico Modeling, and Metabolic Profiling

open access: yesPharmaceuticals, 2022
Annona glabra L. (AngTE) and Annona squamosa L. (AnsTE) fruits have been widely used in cancer treatment. Accordingly, their extracts were used to synthesize silver nanoparticles via a biogenic route (Ang-AgNPs) and (Ans-AgNPs), respectively.
Fatma A. Mokhtar   +10 more
doaj   +1 more source

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

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   +1 more source

Electrospray ionization tandem mass spectrometry analysis of isopimarane diterpenes from Velloziaceae [PDF]

open access: yes, 2016
RATIONALE: The study of natural products by electrospray ionization tandem mass spectrometry (ESI-MS/MS) is an important strategy for the characterization of the major fragmentation reactions which can then help to determine the composition of complex ...
Abdelhameed   +35 more
core   +2 more sources

13C-NMR Data of Diterpenes Isolated from Aristolochia Species

open access: yesMolecules, 2009
The genus Aristolochia,an important source of physiologically active compounds that belong to different chemical classes, is the subject of research in numerous pharmacological and chemical studies.
Antônio Flávio de Carvalho Alcântara   +3 more
doaj   +1 more source

Bioactive Diterpenes from the Brazilian Native Plant (Moquiniastrum pulchrum) and Their Application in Weed Control [PDF]

open access: yes, 2021
Even today, weeds continue to be a considerable problem for agriculture. The application of synthetic herbicides produces serious environmental consequences, and crops suffer loss of their activity due to the appearance of new resistant weed biotypes ...
Anese, Simoni   +5 more
core   +1 more source

Antimicrobial Activity of Kaurane Diterpenes against Oral Pathogens

open access: yesZeitschrift für Naturforschung C, 2008
Two kaurane diterpenes, ent-kaur-16(17)-en-19-oic acid (KA) and 15-β-isovaleryloxy-entkaur- 16(17)-en-19-oic acid (KA-Ival), isolated from Aspilia foliacea, and the methyl ester derivative of KA (KA-Me) were evaluated against oral pathogens.
Sergio R, Ambrosio   +7 more
openaire   +2 more sources

Two new ent-kaurane-type diterpene diastereomers isolated from Coffea canephora

open access: yesNatural Product Research, 2021
أسفر الفحص الكيميائي النباتي لجذوع كوفي كانيفورا عن اثنين من قواطع دايتيربين إنتكوران الجديدة، والتي أطلق عليها اسم كوفيكانيفوليد أ، إنت-3 β، 16 β، 17 -ثلاثي هيدروكسي كوران-18 -أل (1) وكوفيكانيفوليد ب، إنت-3 β، 16 β، 17 -ثلاثي هيدروكسي كوران-19 -أل (2).
Thi Anh Tuyet Nguyen   +5 more
openaire   +2 more sources

Anti-Neuroinflammatory ent-Kaurane Diterpenoids from Pteris multifida Roots

open access: yesMolecules, 2016
Activated microglia are known to be a major source of cellular neuroinflammation which causes various neurodegenerative diseases, including Alzheimer’s disease.
Jung Wha Kim   +3 more
doaj   +1 more source

Chemistry and Biological Activities of Terpenoids from Copaiba (Copaifera spp.) Oleoresins

open access: yesMolecules, 2012
Copaiba oleoresins are exuded from the trunks of trees of the Copaifera species (Leguminosae-Caesalpinoideae). This oleoresin is a solution of diterpenoids, especially, mono- and di-acids, solubilized by sesquiterpene hydrocarbons. The sesquiterpenes and
Jamilly Kelly Oliveira Neves   +5 more
doaj   +1 more source

Kaurane-Type Diterpenes from Fern Frond Exudates

open access: yesZeitschrift für Naturforschung C, 1989
Abstract The viscid exudate found on fronds of the fern, Cheilanthes kaulfussii, consists of terpenoids in which flavonoid aglycones are dissolved. One of the terpenes is shown to be em-kaur-16-en-19-oic acid. The farinose frond exudate of Notholaena pallens contains this acid as the major constituent and its 3 R-hydroxy derivative ...
Peter Rüedi   +3 more
openaire   +1 more source

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