Results 11 to 20 of about 1,502 (111)

Occurrence, Biological Activities and Synthesis of Kaurane Diterpenes and their Glycosides

Molecules, 2007
This paper presents a review on kaurane diterpenes and their glycoside derivatives, covering aspects of their occurrence, biological activities and the synthesis of these natural products and their analogues. First, it shows and classifies diterpenes, in
Ronan Batista, Alaide Braga de Oliveira, Pablo Anselmo Garcia   +2 more
doaj   +3 more sources

Identification of Kaurane-Type Diterpenes as Inhibitors of Leishmania Pteridine Reductase I

Molecules, 2021
The current treatments against Leishmania parasites present high toxicity and multiple side effects, which makes the control and elimination of leishmaniasis challenging.
Chonny Herrera-Acevedo, Areli Flores-Gaspar, Luciana Scotti, Francisco Jaime Bezerra Mendonça-Junior, Marcus Tullius Scotti, Ericsson Coy-Barrera   +5 more
doaj   +1 more source

New Diterpenes with Potential Antitumoral Activity Isolated from Plants in the Years 2017-2022 [PDF]

, 2022
Diterpenes represent a wider class of isoprenoids, with more than 18,000 isolated compounds, and are present in plants, fungi, bacteria, and animals in both terrestrial and marine environments. Here, we report on the fully characterised structures of 251
Forzato, Cristina, Nitti, Patrizia
core   +1 more source

In Silico Studies of Lamiaceae Diterpenes with Bioinsecticide Potential against Aphis gossypii and Drosophila melanogaster

Molecules, 2021
Background: The growing demand for agricultural products has led to the misuse/overuse of insecticides; resulting in the use of higher concentrations and the need for ever more toxic products. Ecologically, bioinsecticides are considered better and safer
Gabriela Cristina Soares Rodrigues, Mayara dos Santos Maia, Andreza Barbosa Silva Cavalcanti, Natália Ferreira de Sousa, Marcus Tullius Scotti, Luciana Scotti   +5 more
doaj   +1 more source

The Remarkable Structural Diversity Achieved in ent-Kaurane Diterpenes by Fungal Biotransformations

Molecules, 2014
The use of biotransformations in organic chemistry is widespread, with highlights of interesting applications in the functionalization of natural products containing unactivated carbons, like the kaurane diterpenes.
Jacqueline A. Takahashi, Dhionne C. Gomes, Fernanda H. Lyra, Gabriel F. dos Santos, Leonardo R. Martins   +4 more
doaj   +1 more source

Potential of diterpene compounds as antivirals, a review

Heliyon, 2021
Viruses cause widely transmitted diseases resulting in pandemic conditions. Currently, the world is being hit by the Covid-19 pandemic caused by the SAR-CoV-2 infection. Countries in the world are competing to develop antivirals to overcome this problem.
Andika Pramudya Wardana, Nanik Siti Aminah, Mila Rosyda, Muhammad Ikhlas Abdjan, Alfinda Novi Kristanti, Khun Nay Win Tun, Muhammad Iqbal Choudhary, Yoshiaki Takaya   +7 more
doaj   +1 more source

New non-toxic semi-synthetic derivatives from natural diterpenes displaying promising anti-tuberculosis activity [PDF]

, 2015
We herein report the synthesis of six diterpene derivatives, three of which are 23 new, generated through known organic chemistry reactions that allowed structural 24 modification of the existing natural products kaurenoic acid (1) and copalic acid (2 ...
Andrade, Brian Mahoney, Carlos Martins, David Day, Ghisalberti, Jairo Bastos, Mirela Cabral, Montanari, Ohashi, Philip Page, Priscilla Matos, Raquel Santos, Rawat, Vladimir Heleno, Yohan Chan   +14 more
core   +2 more sources

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

Pharmaceuticals, 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, Nabil M. Selim, Seham S. Elhawary, Soha R. Abd El Hadi, Mona H. Hetta, Marzough A. Albalawi, Ali A. Shati, Mohammad Y. Alfaifi, Serag Eldin I. Elbehairi, Lamiaa I. Fahmy, Rana M. Ibrahim   +10 more
doaj   +1 more source

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

, 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, Becke, Bouchoux, Bouchoux, Branco, Broecker, Cascante, Clarkson, Cole, Crotti, Crotti, Crotti, Ernst, Frisch, Hong, Lee, Lüttge, Patitucci, Pinto, Pinto, Pinto, Pinto, Pinto, Rezvukhin, Rosa, Sartori, Silva, Silva, Stortz, Vessecchi, Vessecchi, Vessecchi, Warscheid, Xu, Zhou, Zhou   +35 more
core   +2 more sources

13C-NMR Data of Diterpenes Isolated from Aristolochia Species

Molecules, 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, Patrícia Machado de Oliveira, Dorila Piló-Veloso, Alison Geraldo Pacheco   +3 more
doaj   +1 more source