Results 91 to 100 of about 10,001 (185)

Amber from the Lower Cretaceous of Lugar d’Além Formation, Lusitanian Basin, Western Portugal: Chemical Composition and Botanical Source

Geosciences
The first comprehensive study about of amber from the Lower Cretaceous of the Lusitanian Basin, in the Estremadura region of western Portugal, is here reported.
Thairine Lima dos Santos, Mário Miguel Mendes, Pedro Alexandre Dinis, Pedro Miguel Callapez, Pedro Proença e Cunha, Ilunga Tshibango André, Magaly Girão Albuquerque, Celeste Yara dos Santos Siqueira   +7 more
doaj   +1 more source

Cytotoxic Potential of Diterpenoids from the Genus Croton Against Breast Cancer Cell Lines: A Comprehensive Review

Scientia Pharmaceutica
Globally, breast cancer is one of the most prevalent tumors in women and remains a major concern due to its high mortality rate. Although treatment options for this disease have evolved over the years, there are still many cases of recurrence and ...
José Jailson Lima Bezerra, Mateus Araújo da Luz, Aline Peres Ferreira, Joseilton Franco França, Tatiana Porto Santos, Anderson Angel Vieira Pinheiro, Maria da Conceição de Menezes Torres   +6 more
doaj   +1 more source

A Stereoconvergent Intramolecular Diels–Alder Cycloaddition Related to the Construction of the Decalin Core of neo-Clerodane Diterpenoids

, 2016
Several examples of a highly specific, stereoconvergent intramolecular Diels–Alder cycloaddition that led to the trans-decalin core of neo-clerodane diterpenoids are described. The relative configuration adjacent to the dienophile, which led to C4 of the
Sean C. Butler (1968124), Craig J. Forsyth (1661140)   +1 more
core   +1 more source

Clerodane Diterpenoids with NGF-Potentiating Activity from Ptychopetalum olacoides

, 2016
Four new clerodane-type diterpenoids, ptychonolide (1), 20-O-methylptychonal acetal (2), and an equilibrium mixture of ptychonal hemiacetal (3) and ptychonal (4), were isolated from the MeOH extract of the bark of a Brazilian plant, Ptychopetalum ...
Hideaki Hioki (1667167), Miwa Kubo (1577116), Wanxia Tang (2412841), Kenichi Harada (517436), Yoshiyasu Fukuyama (1577113)   +4 more
core   +1 more source

Diterpenoids from Cascarilla (Croton eluteria Bennet)

, 2016
Cascarilla is a commercially available and cheap source of polyfunctionalized diterpenoids belonging to the clerodane structural type. In addition to the bitter triol cascarillin, 10 additional new diterpenoids (eluterins A−J) have been isolated and ...
Ernesto Fattorusso (320578), Federico U. Santelia (3009666), Orazio Taglialatela-Scafati (351077), Paola Spagliardi (3009669), Claudio Campagnuolo (2517616), Giovanni Appendino (1427692)   +5 more
core   +1 more source

Neo-clerodane diterpenoids from Teucrium sandrasicum

, 1997
WOS: A1997XM24100019Six new neo-clerodane diterpenoids, teusandrins A-F, and two known compounds, teucjaponin B and its 6-O-acetyl derivative, were isolated from the aerial parts of Teucrium sandrasicum.
Duman, Hayri, Fazio, C, delaTorre, MC, Başer, K. Hüsnü Can, Rodriguez, B, Duman, H, Baser, KHC, Bruno, M, Hayri Duman, Maurizio Bruno, Caterina Fazio, K. Hüsnü Can Başer, Blanca Rodríguez, Marı́a C. de la Torre   +13 more
core   +1 more source

Cytotoxic Clerodane Diterpenoids from the Leaves and Twigs of Casearia balansae

, 2016
Ten new clerodane diterpenoids (1–10), caseabalansins A–G, 18-epicaseabalansin A, 2-epicaseabalansin B, and 2-epicaseabalansin C, one new triterpenoid, balansinone (11), and seven known diterpenoids (12–18) were obtained from the leaves and twigs of ...
Bo Wang (86769), Shu-Qi Wang (1906045), Yong-Qing Liu (161406), Xiao-Ling Wang (554408), Huiqing Yuan (459888), Xiao-Ning Wang (63565), Tao Shen (209797), Hong-Xiang Lou (161416)   +7 more
core   +1 more source

QSAR of Clerodane Diterpenoids with Cytotoxic and Antitumoral Activity Against V-79 Cells

, 2009
This work deals with diterpenoids of the clerodane type, compounds isolated from the extracts of different plant organs from trees mainly of the Flacourtiaceae family.
Takahata, Y, Cramer, B, Yuji Takahata, Bruno Cramer   +3 more
core   +1 more source

First total synthesis of the cis-clerodane diterpenoids solidagolactones IV and V

, 2011
[[abstract]]Clerodane diterpenoids are widely distributed in nature and constitute one of the largest and, yet, still rapidly growing family of secondary metabolites.
Liu, HJ;Ho, YL;Shia, KS
core  

Solidagoic Acids L and M: Novel Antibacterial <i>cis</i>-Clerodane Diterpenoids Isolated from the Inflorescences of <i>Solidago gigantea</i> via a Bioassay-Guided Approach. [PDF]

Antibiotics (Basel)
Baglyas M, Bozsó Z, Móricz ÁM.
europepmc   +1 more source