Zobrazeno 1 - 6
of 6
pro vyhledávání: '"Leon Azefack Tapondjou"'
Autor:
Jong-Heon Won, Kyung-Sook Chung, Eun-Young Park, Jeong-Hun Lee, Jung-Hye Choi, Leon Azefack Tapondjou, Hee-Juhn Park, Masaaki Nomura, Ahmed H.E. Hassan, Kyung-Tae Lee
Publikováno v:
Molecules, Vol 23, Iss 12, p 3306 (2018)
The natural product 23-hydroxyursolic acid (23-HUA) is a derivative of ursolic acid, which is known to induce cancer cell apoptosis. However, apoptotic effects and mechanisms of 23-HUA have not been well characterized yet. Herein, we investigated the
Externí odkaz:
https://doaj.org/article/1086ddf117a948d7a59b40468e751309
Autor:
Armelle Tafouo Tsakou, Blanche Laure Ndontsa, Eric Carly Nono Nono, Nadine Tseme Wandji, Gabin Thierry Mbahbou Bitchagno, Jean Jules Kezetas Bankeu, Leon Azefack Tapondjou, Norbert Sewald, Bruno Ndjakou Lenta
Publikováno v:
Chemistry & Biodiversity. 20
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::abc336e80f16f9981d9dbb070a4237ea
https://doi.org/10.1002/cbdv.202200196
https://doi.org/10.1002/cbdv.202200196
Autor:
Simionne Lapoupée Kuitcha Tonga, Billy Toussie Tchegnitegni, Xavier Siwe-Noundou, Ulrich Joël Tsopmene, Beaudelaire Kemvoufo Ponou, Jean Paul Dzoyem, Madan Poka, Patrick H. Demana, Léon Azefack Tapondjou, Denzil R. Beukes, Edith M. Antunes, Rémy Bertrand Teponno
Publikováno v:
Molecules, Vol 29, Iss 15, p 3447 (2024)
Four previously unreported triterpenoid saponins named 3β-hydroxy-23-oxours-12-en-28-oic acid 28-O-β-D-glucopyranosyl ester (mannioside G) (1), 23-O-acetyl-3β-hydroxyurs-12-en-28-oic acid 28-O-β-D-glucopyranosyl ester (mannioside H) (2), ursolic
Externí odkaz:
https://doaj.org/article/408ef24638cb42df88e52dfe29d7d493
Autor:
Romuald Tematio Fouedjou, Bienvenu Tsakem, Xavier Siwe-Noundou, Hervet P. Dongmo Fogang, Aphalaine Tiombou Donkia, Beaudelaire Kemvoufo Ponou, Madan Poka, Patrick H. Demana, Rémy B. Teponno, Léon Azefack Tapondjou
Publikováno v:
Biomolecules, Vol 13, Iss 12, p 1783 (2023)
Cordyline species have a long history in traditional medicine as a basis of treatment for various ailments such as a bloody cough, dysentery, and a high fever. There are about 26 accepted species names in this genus distributed worldwide, including C
Externí odkaz:
https://doaj.org/article/3b6264231e1b46a4b037ca12b8a91988
Autor:
Billy Toussie Tchegnitegni, Tehmina Ahmed, Francis Tatong Ngouafong, Viviane Flore Kamlo Kamso, Rémy Bertrand Teponno, Bruno Ndjakou Lenta, Léon Azefack Tapondjou, Arslan Ali, Syed Ghulam Musharraf
Publikováno v:
Metabolites, Vol 12, Iss 11, p 1018 (2022)
This paper describes eight new triterpenoid saponins, including afzeliioside A (1), four acetylated afzeliiosides as pairs of inseparable regioisomers, called afzeliiosides B/C (2/3) and D/E (4/5), afzeliiosides F-H (6–8), and a known impatiprin C
Externí odkaz:
https://doaj.org/article/d30584476b614efebbc901eb1421e844
Autor:
Yo Sook Ki, Kyung-Sook Chung, Heon-Woo Lee, Jung-Hye Choi, Léon Azefack Tapondjou, Eungyeong Jang, Kyung-Tae Lee
Publikováno v:
Pharmaceuticals, Vol 15, Iss 7, p 893 (2022)
In our previous study, we reported the isolation of pennogenin-3-O-α-L-rhamnopyranosyl-(1→2)-[α-L-rhamnopyranosyl-(1→3)]-β-D-glucopyranoside (spiroconazol A), a steroidal saponin, from the flowers of Dioscorea bulbifera L. var. sativa. In the
Externí odkaz:
https://doaj.org/article/6da38eabf75a4b47b6669ac8e7ae2e6f