Results 1 to 10 of about 699 (145)

Chemical Constituents Antioxidant and Anticholinesterasic Activity of Tabernaemontana catharinensis [PDF]

The Scientific World Journal, 2013
The present work aimed to analyze the alkaloid content of the ethanolic extract of Tabernaemontana catharinensis (Apocynaceae family) and its fractions as well as to evaluate their antioxidant and anticholinesterasic activities.
Carla Nicola, Mirian Salvador, Adriana Escalona Gower, Sidnei Moura, Sergio Echeverrigaray   +4 more
doaj   +8 more sources

Extraction of Phenolic Compounds from Tabernaemontana catharinensis Leaves and Their Effect on Oxidative Stress Markers in Diabetic Rats [PDF]

Molecules, 2020
The aim of this study was to evaluate the most effective extraction condition (temperature, solvent type and time) for recovery of high-value phytochemicals present in the Tabernaemontana catharinensis leaves (TC) and to assess their effect on ...
Rafael Sari, Paula Conterno, Leticia Dangui da Silva, Vanderlei Aparecido de Lima, Tatiane Luiza Cadorin Oldoni, Gustavo Roberto Thomé, Solange Teresinha Carpes   +6 more
doaj   +5 more sources

Cytotoxicity and genotoxicity of coronaridine from Tabernaemontana catharinensis A.DC in a human laryngeal epithelial carcinoma cell line (Hep-2) [PDF]

Genetics and Molecular Biology, 2013
Cancer has become a major public health problem worldwide and the number of deaths due to this disease is increasing almost exponentially. In the constant search for new treatments, natural products of plant origin have provided a variety of new ...
Walace Fraga Rizo, Luis Eduardo Ferreira, Vanessa Colnaghi, Juliana Simões Martins, Leonardo Pereira Franchi, Catarina Satie Takahashi, Rene Oliveira Beleboni, Mozart Marins, Paulo Sérgio Pereira, Ana Lúcia Fachin   +9 more
doaj   +4 more sources

Phytochemical analysis and antioxidant capacity ofTabernaemontana catharinensis A. DC. Fruits and branches [PDF]

Anais da Academia Brasileira de Ciências, 2014
The antioxidant capacity of the crude extract and fractions ofTabernaemontana catharinensis fruits and branches, was evaluated by the 2,2-diphenyl-1-picrylhydrazyl (DPPH) method and the content of polyphenols, flavonoids, alkaloids and condensed tannins ...
MARIANA PIANA, ALINE A. BOLIGON, THIELE F. DE BRUM, MARINA ZADRA, BIANCA V. BELKE, AMANDA L.F. FROEDER, JANAÍNA K. FROHLICH, LETÍCIA T. NUNES, LAUREN PAPPIS, ALEXANDRA A. BOLIGON, MARGARETH L. ATHAYDE   +10 more
doaj   +5 more sources

Major Bioactive Alkaloids and Biological Activities of Tabernaemontana Species (Apocynaceae) [PDF]

Plants, 2021
Several species belonging to the genus Tabernaemontana have been well researched and utilized for their wide-ranging biological activities. A few of the most prominent species include Tabernaemontana divaricata, Tabernaemontana catharinensis ...
Clarissa Marcelle Naidoo, Yougasphree Naidoo, Yaser Hassan Dewir, Hosakatte Niranjana Murthy, Salah El-Hendawy, Nasser Al-Suhaibani   +5 more
doaj   +2 more sources

Chemical constituents from Tabernaemontana catharinensis root bark: a brief NMR review of indole alkaloids and in vitro cytotoxicity [PDF]

Química Nova, 2008
This work describes the isolation and structural determination of pharmacological compounds present in the bark of roots of Tabernaemontana catharinensis (Apocynaceae).
Paulo Sérgio Pereira, Suzelei de Castro França, Paulo Vinicius Anderson de Oliveira, Camila Moniz de Souza Breves, Sarazete Izidia Vaz Pereira, Suely Vilela Sampaio, Auro Nomizo, Diones Aparecida Dias   +7 more
doaj   +4 more sources

Application of Preparative High-Speed Counter-Current Chromatography for the Separation of Two Alkaloids from the Roots of Tabernaemontana catharinensis (Apocynaceae) [PDF]

Molecules, 2011
The methanolic extract of Tabernaemontana catharinensis (Apocynaceae) roots, which contains alkaloids with several biological activities, was separated on a preparative scale using high-speed counter-current chromatography. The optimum solvent system was
Raimundo Braz-Filho, Ivo J. Curcino Vieira, Rodrigo R. Oliveira, Milena S. Gonçalves   +3 more
doaj   +2 more sources

EVALUACIÓN DEL COMPORTAMIENTO GERMINATIVO DE TRES ESPECIES VEGETALES NATIVAS CON POTENCIAL ORNAMENTAL DEL CENTRO - NORTE SANTAFESINO [PDF]

Fave: Sección Ciencias Agrarias, 2021
La flora nativa posee un enorme potencial paisajístico que ha sido poco explorado. En el presente trabajo se han estudiado aspectos relacionados con las semillas y comportamiento germinativo de tres especies vegetales nativas del centro - norte ...
N. GHÍO, L. MARINONI, D. CASTRO, M. ZABALA, N. G. MICHELOUD, M. BUYATTI   +5 more
doaj   +3 more sources

EFECTO DE LA APLICACIÓN DE ÁCIDO NAFTALÉN ACÉTICO SOBRE EL ENRAIZAMIENTO DE ESTACAS LEÑOSAS DE Croton urucurana Baill., Tabernaemontana catharinensis A. DC. Y Paullinia elegans Cambess [PDF]

Fave: Sección Ciencias Agrarias, 2021
El objetivo de este trabajo fue evaluar el enraizamiento de estacas de Croton urucurana Baill., Tabernaemontana catharinensis A. DC. y Paullinia elegans Cambess conocidas en Argentina como “Sangre de drago” (SD), “Horquetero” (TC) y “Ojo de muñeca” (PE),
M. BIGANZOLI, D. C. CASTRO, N. GHÍO, P. M. GABRIEL, N. ÁLVAREZ, M. A. BUYATTI   +5 more
doaj   +3 more sources

Flora polínica da Reserva do Parque Estadual das Fontes do Ipiranga (São Paulo, Brasil): família: 134-Apocynaceae [PDF]

Hoehnea, 2007
No presente trabalho foram estudados os grãos de pólen de 11 gêneros e 16 espécies de Apocynaceae ocorrentes na "Reserva do Parque Estadual das Fontes do Ipiranga: Allamanda schottii Pohl, Aspidosperma olivaceum Müll. Arg., A. polyneuron Müll.
Cynthia Fernandes Pinto da Luz, Fernanda Jacinto Albanese, Angela Maria Silva Corrêa   +2 more
doaj   +2 more sources