Results 31 to 40 of about 4,714 (210)

Alkaloids from Boophone haemanthoides (Amaryllidaceae) [PDF]

Natural Product Communications, 2013
In this study, the South African Amaryllid Boophone haemanthoides was examined for its phytochemical composition and cytotoxicity. In the process eight alkaloid structures, including the new compound distichaminol, were identified in bulb ethanolic extracts.
Nair, J. J., Rárová, L., Strnad, M. (Miroslav), Bastida, J., van Staden, J.   +4 more
openaire   +3 more sources

Can phylogeny predict chemical diversity and potential medicinal activity of plants? A case study of amaryllidaceae [PDF]

, 2012
Background During evolution, plants and other organisms have developed a diversity of chemical defences, leading to the evolution of various groups of specialized metabolites selected for their endogenous biological function.
Birkholm, Trine, Christensen, Soren Brogger, Jager, Anna K., Meerow, Alan W., Molander, Marianne, Molgaard, Per, Petersen, Gitte, Rasmussen, Nina, Ronsted, Nina, Stafford, Gary I., Symonds, Matthew R. E., van Staden, Johannes   +11 more
core   +3 more sources

Acetylcholinesterase Inhibition Activity of Hippeastrum papilio (Ravenna) Van Scheepen (Amaryllidaceae) Using Zebrafish Brain Homogenates

Life, 2023
The Amaryllidaceae family constitutes an interesting source of exclusive alkaloids with a broad spectrum of biological activity. Galanthamine, the most relevant one, has been commercialized for the palliative treatment of Alzheimer’s disease symptoms ...
Luciana R. Tallini, Camila Rockenbach da Silva, Tatiana Jung, Elen de Oliveira Alves, Samira Leila Baldin, Miriam Apel, Luis F. S. M. Timmers, Eduardo Pacheco Rico, Jaume Bastida, José Angelo S. Zuanazzi   +9 more
doaj   +1 more source

Comparative Analysis of Lycorine in Wild Plant and Callus Culture Samples of Hymenocallis littoralis by HPLC-UV Method [PDF]

, 2014
The Hymenocallis littoralis, an ornamental and medicinal plant, had been traditionally used for wound healing. In the present study, an analytical method using HPLC with ultraviolet detection was developed for the quantification of lycorine in the ...
Murugaiyah, Vikneswaran, Sahgal, Geethaa, Subramaniam, Sreeramanan, Sundarasekar, Jeevandran   +3 more
core   +4 more sources

Chemical evaluation and anticholinesterase activity of Hippeastrum puniceum (Lam.) Kuntz bulbs (Amaryllidaceae)

Brazilian Journal of Pharmaceutical Sciences, 2021
Hippeastrum puniceum is a species that belongs to the Amaryllidaceae family. A particular characteristic of this family is the consistent and very specific presence of isoquinoline alkaloids, which have demonstrated a wide range of biological activities ...
Letícia Carlesso Soprani, Jean P. de Andrade, Vanessa Dias dos Santos, Anderson Alves-Araújo, Jaume Bastida, Cristian A. Gasca Silva, Damaris Silveira, Warley de Souza Borges, Claudia Masrouah Jamal   +8 more
doaj   +1 more source

Production and antioxidant capacity of tissue cultures from four Amaryllidaceae species [PDF]

, 2017
The aim of this study was (i) to produce tissue cultures capable of efficient plant regeneration from European naturally occurring protected and/or pharmacologically important Amaryllidaceae species and (ii) to test them for antioxidant activities in ...
Ajtay, Kitti, Freytag, Csongor, Gonda, Sándor, Kalydi, Fruzsina, Mikóné Hamvas, Márta, Máthé, Csaba, Papp, László, Resetár, Anna   +7 more
core   +3 more sources

Galantamine Quantity and Alkaloid Profile in the Bulbs of Narcissus tazetta and daffodil cultivars (Amaryllidaceae) Grown in Israel

Metabolites, 2021
Alkaloids produced by the bulbs of the Amaryllidaceae are a source of pharmaceutical compounds. The main alkaloid, galantamine, is a reversible acetylcholinesterase inhibitor and allosteric nicotinic receptor modulator, which slows cognitive and ...
Dana Atrahimovich, Raviv Harris, Ron Eitan, Menashe Cohen, Soliman Khatib   +4 more
doaj   +1 more source

Chemoenzymatic Synthesis of Triazololactams Structurally Related to Pancratistatin [PDF]

, 2017
Four tricyclic lactams that structurally resemble alkaloids with the pancratistatin skeleton were synthetized from bromobenzene by a chemoenzymatic strategy.
Bastida, Bellomo, Bellomo, Bellomo, Bellomo, Bellomo, Brovetto, Brovetto, Cao, Carless, Carrau, Carrera, Carrera, Chrétien, Desjardins, Ghavre, Gibson, Gibson, Goietsenoven, Griffen, Griffin, He, Hudlicky, Hudlicky, Hudlicky, Hudlicky, Kolb, Kornienko, la Sovera, la Sovera, la Sovera, Labora, Lamoral-Theys, Ma, Ma, Ma, McNulty, Plietker, Rinner, Staudinger, Thevenet, Tian, Vila, Vshyvenko, Vshyvenko, Vshyvenko, Vshyvenko, Wu, Yadav   +48 more
core   +1 more source

Identification of Alkaloids from Hippeastrum aulicum (Ker Gawl.) Herb.(Amaryllidaceae) Using CGC-MS and Ambient Ionization Mass Spectrometry (PS-MS and LS-MS) [PDF]

, 2017
Amaryllidaceae alkaloids are well-known isoquinolines which have demonstrated a wide range of biological activities such as antiviral, anticancer, acetylcholinesterase inhibition, antimalarial, among others.
Andrade, Jean Paulo de, Bastida Armengol, Jaume, Bessa, Carliani D.P.B., Borges, Warley S., Domingos, Eloilson, Oliveira, Renata S. de, Romão, Wanderson, Santos, Heloa   +7 more
core   +1 more source

Cytotoxic Activity of Amaryllidaceae Plants against Cancer Cells: Biotechnological, In Vitro, and In Silico Approaches

Molecules, 2023
Cancer is a major cause of death and an impediment to increasing life expectancy worldwide. With the aim of finding new molecules for chemotherapeutic treatment of epidemiological relevance, ten alkaloid fractions from Amaryllidaceae species were tested ...
Lina Trujillo, Janeth Bedoya, Natalie Cortés, Edison H. Osorio, Juan-Carlos Gallego, Hawer Leiva, Dagoberto Castro, Edison Osorio   +7 more
doaj   +1 more source