Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Karine Ndjoko-Ioset"'
Autor:
Gerhard Bringmann, Kurt Hostettmann, Jean-Luc Wolfender, Alain Meli Lannang, Augustin E. Nkengfack, Barbara Hertlein-Amslinger, Karine Ndjoko-Ioset, Bernadette Biloa Messi
Publikováno v:
Molecules, Vol 17, Iss 5, Pp 6114-6125 (2012)
A new flavanone-chromone biflavonoid, preussianone (1), has been isolated from the leaves of Garcinia preussii, along with four known biflavonoids. The absolute stereostructures were elucidated by chemical, spectroscopic, and chiroptical methods. The
Externí odkaz:
https://doaj.org/article/84b58d76549645e3b959d7660b366343
Autor:
Gerhard Bringmann, Karine Ndjoko Ioset, Doris Feineis, Ludwig Hoellein, Ulrike Holzgrabe, Jean-Pierre Mufusama
Publikováno v:
Drug testing and analysis. 10(10)
In the context of post-marketing surveillance supporting public-health authorities to take evidence-based decisions to fight the spread of poor-quality medicines, the quality of antimalarial artemether-lumefantrine (AL) medicines was assessed in the
Autor:
Jeanethe A. Anguizola, Maria Asensio-Ramos, Kimber L. Barnett, Nadine Bohni, Yefim Brun, Francesco Cacciola, Martina Catani, Alberto Cavazzini, Sara Crotti, John W. Dolan, Giovanni D'Orazio, Paola Dugo, Arthur S. Edison, Chiara Fanali, Salvatore Fanali, Attila Felinger, František Foret, Torgny Fornstedt, Patrik Forssén, María Celia García-Álvarez-Coque, Héctor C. Goicoechea, Timothy W. Graul, David S. Hage, Brent Harrington, Ilena Isak, Roman Kaliszan, Malte Kaspereit, Julia Kuligowski, William R. LaCourse, Margaret E. LaCourse, Stefan Lamotte, Nicole Lenca, Bernhard Lendl, Rong Li, Egidijus Machtejevas, Mirek Macka, Ryan Matsuda, Luigi Mondello, Arsenio Muñoz de la Peña, José Antonio Navarro-Huerta, Karine Ndjoko-Ioset, Pavel N. Nesterenko, Lucie Nováková, Jakub Novotný, Alejandro C. Olivieri, Efthimia Papastavros, Brett Paull, Jakub Pavlík, Erika Pfaunmiller, Pablo L. Pisano, Colin F. Poole, Guillermo Quintás, Guillermo Ramis-Ramos, Christopher J. Rasmussen, Marja-Liisa Riekkola, Marina Russo, Jörgen Samuelsson, Andreas Seidel-Morgenstern, Petr Smejkal, Lloyd R. Snyder, Matthew Sobansky, André M. Striegel, Pavel Svoboda, Cândida T. Tomaz, José R. Torres-Lapasió, Pietro Traldi, Klaus K. Unger, Susanne K. Wiedmer, Jean-Luc Wolfender, Xiwei Zheng
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::373f4d22528bb0658e1ceab587d2d458
https://doi.org/10.1016/b978-0-12-805393-5.09990-5
https://doi.org/10.1016/b978-0-12-805393-5.09990-5
Publikováno v:
Liquid Chromatography: Fundamentals and Instrumentation pp. 349-384
Nuclear magnetic resonance spectroscopy (NMR) provides a rich source of structural information which when combined with other spectroscopic data allows structural elucidation of complex compounds as well as a universal detection method for compounds
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::52ae9769df6bf1b373eedb423ccf6dc5
https://doi.org/10.1016/b978-0-12-805393-5.00020-8
https://doi.org/10.1016/b978-0-12-805393-5.00020-8
Autor:
Gerhard Bringmann, Josaphat Ndelo-di-Phanzu, Jean-Pierre Mufusama, Karine Ndjoko Ioset, Dieudonné Tshitenge Tshitenge, José Nzunzu Lami
Publikováno v:
Fitoterapia. 110
Herbal medicines are the most globally used type of medical drugs. Their high cultural acceptability is due to the experienced safety and efficiency over centuries of use. Many of them are still phytochemically less-investigated, and are used without
Autor:
Gerhard Bringmann, Karine Ndjoko Ioset, Francesco Dondi, Giuseppe Rossi, Luigi Campanella, Jan Mehlich, Erich Leitner, Hartmut Frank
Publikováno v:
Angewandte Chemie. 123:8632-8641
Autor:
Inga Kajahn, Michael Dreyer, Luu Hoang Ngoc, Reto Brun, Barbara Hertlein-Amslinger, Werner Schmitz, Gerhard Bringmann, Heidrun Moll, Karine Ndjoko Ioset, August Stich
Publikováno v:
Phytochemistry. 72:89-93
The first N,8'-coupled naphthylisoquinoline alkaloids with free phenolic OH groups, 4'-O-demethylancistrocladinium A and 6,4'-O-didemethylancistrocladinium A, have been isolated from the leaves and bark of the Vietnamese liana Ancistrocladus cochinch
Autor:
Kurt Hostettmann, Nils T. Nyberg, Jerzy W. Jaroszewski, Alexander N. Shikov, Daphne van Diermen, Karine Ndjoko Ioset, Pia Malnoe
Publikováno v:
Phytochemical Analysis. 22:158-165
Introduction – Rhodiola rosea is a broadly used medicinal plant with largely unexplored natural variability in secondary metabolite levels. Objective – The aim of this work was to develop a non-target procedure for 1H NMR spectroscopic fingerprin
Autor:
Kurt Hostettmann, Agnieszka Miętkiewicz-Capała, Karine Ndjoko-Ioset, Tomasz Mroczek, Kazimierz Głowniak
Publikováno v:
Analytica Chimica Acta, Vol. 566, No 2 (2006) pp. 157-166
From the alkalised crude extract of Symphytum cordatum (L.) W.K. roots, pyrrolizidine alkaloids (PAs) were extracted as free tertiary bases and polar N-oxides in a merely one-step liquid-liquid partitioning (LLP) in separation funnel and subsequently
Autor:
Florian G. Turini, Claudia Steinert, Karine Ndjoko Ioset, Virima Mudogo, Günther Heubl, Reto Brun, Gerhard Bringmann, Blaise Kimbadi Lombe
Publikováno v:
Organic letters. 15(11)
Mbandakamines A (1) and B (2), isolated from the leaves of an as yet unidentified Congolese Ancistrocladus species, are the first dimeric naphthylisoquinoline alkaloids with an unsymmetrically coupled central biaryl axis. Their novel 6',1″-coupling