Results 91 to 100 of about 10,911 (198)

Diterpenes and Phenylpropanoids from Clerodendrum splendens

, 2013
Four new clerodane diterpenes (1-4) and one new phenylpropanoid (5) have been isolated from Clerodendrum splendens aerial parts, together with nine known compounds. Their structures were determined by spectroscopic and spectrometric analysis and chemical
COTUGNO, ROBERTA, N. De Tommasi, Faiella L., A. Temraz, Temraz A., Braca A., DE TOMMASI, Nunziatina, R. Cotugno, FAIELLA, LAURA, BRACA, ALESSANDRA   +9 more
core   +1 more source

Tinospora crispa (L.) Hook. f. & Thomson: A review of its ethnobotanical, phytochemical and pharmacological aspects

Frontiers in Pharmacology, 2016
Tinospora crispa (L.) Hook. f. & Thomson (Menispermaceae), found in the rainforests or mixed deciduous forests in Asia and Africa, is used in traditional medicines to treat numerous health conditions.
Ibrahim eJantan, Waqas eAhmad, SYED NASIR ABBAS eBUKHARI   +2 more
doaj   +1 more source

A tandem mass spectrometric investigation of the low-energy collision-activated fragmentation of neo-clerodane diterpenes

, 2010
Mass spectrometric fragmentation data of neo-clerodane diterpenes are almost inexistent but they can prove helpful for the qualitative and quantitative analysis of these compounds as well as for the identification of unknown compounds belonging to this ...
Federico Pepi, PEPI F., D'ABROSCA, Brigida, FIORENTINO, Antonio, Antonio Fiorentino, Brigida D'Abrosca, RICCI, Andreina, Pietro Monaco, Andreina Ricci, PICCOLELLA, Simona, MONACO, Pietro, Simona Piccolella, PEPI, Federico   +12 more
core   +1 more source

Neo-clerodane diterpenes from Ajuga decumbens.

Chemical and Pharmaceutical Bulletin, 1989
From the whole plants of Ajuga decumbens, four new neo-clerodane diterpenes, ajugamarins A2, G1, H1 and F4, and a previously known ajugamarin B2 have been isolated. The structures were elucidated on the basis of spectral data and chemical correlations.
SHIMOMURA, Hiroko, SASHIDA, Yutaka, OGAWA, Kazunori   +2 more
openaire   +2 more sources

Antimicrobial and antibiofilm activities of Casearia sylvestris extracts from distinct Brazilian biomes against Streptococcus mutans and Candida albicans

BMC Complementary and Alternative Medicine, 2019
Background Dental caries is a biofilm-diet-dependent worldwide public health problem, and approaches against microorganisms in cariogenic biofilms are necessary.
Sabrina M. Ribeiro, Érick D. O. Fratucelli, Paula C. P. Bueno, Marlene Kelly V. de Castro, Amanda Alcalá Francisco, Alberto José Cavalheiro, Marlise I. Klein   +6 more
doaj   +1 more source

Cytotoxic Clerodane Diterpenoids from Casearia obliqua

, 2016
A crude bioactive EtOH extract of the twigs of Casearia obliqua afforded two new clerodane diterpenes, caseobliquins A (1) and B (2). Additionally, bioactivity-directed fractionation on a bioactive hexane extract of the leaves from this species led to ...
Alberto José Cavalheiro (2342728), Nivaldo Boralle (2206480), Cláudia do Ó Pessoa (2206483), Tiago de Oliveira Gonçalves (2342737), Roseli Buzanelli Torres (2206498), Vanderlan da Silva Bolzani (1760392), Paulo M. Pinheiro Ferreira (2342731), Gerardo Magela Vieira Júnior (2342734), Letícia V. Costa Lotufo (2206489), Luis O. Regasini (2079940)   +9 more
core   +1 more source

Acetylated DNA-damaging clerodane diterpenes from Casearia sylvestris

, 1998
In addition to the known diterpene casearin G (1), two new clerodane diterpene casearins type, casearin S (2) and casearin T (3), were isolated from an acetylated bioactive CH2Cl2/MeOH extract from leaves of Casealia sylvestris.
Kingston, DGI, Young, MCM, Vanderlan da S Bolzani, Bolzani, Vanderlan da Silva [UNESP], Bolzani, Vanderlan da Silva, David G.I Kingston, de Carvalho, PRF, Furlan, Maysa, Furlan, Maysa [UNESP], Paulo Roberto F de Carvalho, Maysa Furlan, Maria Claudia M Young   +11 more
core   +1 more source

Insect antifeedant activity of clerodane diterpenes and related model compounds

, 2002
A comprehensive compilation of all test results on the insect antifeedant activity of clerodane diterpenes and related model compounds is reported.
Jansen, B.J.M., Groot, Æ., de, Klein Gebbinck, E.A.   +2 more
core   +1 more source

Kerlinic Acid Preserves the Furan Moiety in Regio- and Diastereoselective Oxidations Giving Beta-Lactones and Oxirane Derivatives

Reactions
Strategic scaffolds in molecules increase the possibility of obtaining derivatives with potential uses in scientific and industrial areas. The regio- and stereoselective reactions can be considered to gain these tactical motifs.
Eva E. Soto-Guzmán, Antonio J. Oliveros-Ortiz, Armando Talavera-Alemán, Mónica A. Calderón-Oropeza, Gabriela Rodríguez-García, Brenda Y. Bedolla-García, Mario A. Gómez-Hurtado, Carlos M. Cerda-García-Rojas, Jérôme Marrot, Christine Thomassigny, Rosa E. del Río   +10 more
doaj   +1 more source

Potential allelopathic effect of neo-clerodane diterpenes from Teucrium chamaedrys (L.) on stenomediterranean and weed cosmopolitan species

, 2009
The allelopathic effects of neo-clerodane diterpenes, isolated from Teucrium chamaedrys (L.), have been evaluated on the seed germination and seedling growth of four coexisting Mediterranean species (Dactylis hispanica, Petrorhagia velutina, Phleum ...
ESPOSITO, Assunta, D'ANGELO G, D'ABROSCA, Brigida, FIORENTINO, Antonio, IZZO A, MONACO, Pietro, PASCARELLA M. T, Angelina Izzo, Antonio Fiorentino, Brigida D'Abrosca, Grazia D'Angelo, Assunta Esposito, Pietro Monaco, Maria Teresa Pascarella   +13 more
core   +1 more source