Three new 30-norfriedelane and a new friedelane triterpenes from the trunk bark of Caloncoba welwitschii (Oliv.) Gilg (Achariaceae)
Tchamadeu Keugwa, Chimène Victoire, Essoung Ehawa, Flaure Rosette, Mouthé Happi, Gervais, Dongmo Tekapi Tsopgni, Willifred, Kamdem Waffo, Alain François, Ndom, Jean Claude, Wansi, Jean Duplex
Published in Natural product research (01.02.2023)
Published in Natural product research (01.02.2023)
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Journal Article
Secondary Metabolites from Anthonotha cladantha (Harms) J.Léonard
Lefack Bongmo, Laurent Voufack, Bissoue, Achille Nouga, Bissim, Samuel Magloire, Tabekoueng, Georges Bellier, Tekapi Tsopgni, Willifred Dongmo, Lateef, Mehreen, Kasali, Félicien Mushagalusa, Ali4, Muhammad Shaiq, Kamdem Waffo, Alain François, Wansi, Jean Duplex
Published in Natural product sciences (2023)
Published in Natural product sciences (2023)
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Journal Article
Chemical Constituents of the Bark of Zanthoxylum gilletii (Rutaceae) and Their In Vitro Antiplasmodial and Molecular Docking Studies
Dzouemo, Liliane Clotilde, Mouthé Happi, Gervais, Ahmed, Sikiru Akinyeye, Dongmo Tekapi Tsopgni, Willifred, Nde Akuma, Michael, Salau, Shina, Ngeufa Happi, Emmanuel, Wansi, Jean Duplex
Published in Journal of chemistry (2022)
Published in Journal of chemistry (2022)
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Journal Article
Picrotoximaesins B-D, new picrotoxane-type sesquiterpenoids from the berries of Maesobotrya dusenii (Pax) Hutch
Laura Wondja Ngoko, Mireille, Pierre Longue Ekon, Jean, Dongmo Tekapi Tsopgni, Willifred, Lobe Songue, Jules, François Kamdem Waffo, Alain
Published in Tetrahedron letters (06.10.2023)
Published in Tetrahedron letters (06.10.2023)
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Journal Article
Bioactive constituents from Flacourtia vogelii Hook.f. (Flacourtiaceae)
Tsopgni, Willifred Dongmo Tekapi, Ehawa Essoung, Flaure Rosette, Makam Kuetche, Phalonne, Azebaze, Anatole Guy Blaise, Ajeck, Mbah James, Meli, Alain Lannang, Sewald, Norbert, Wansi, Jean Duplex, Kamdem Waffo, Alain Francois, Tcho, Alain Tadjong
Published in Natural product research (17.12.2023)
Published in Natural product research (17.12.2023)
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Journal Article
Rotenoids and Isoflavones from Xeroderris stuhlmannii (Taub.) Mendonça & E.P. Souza and Their Biological Activities
Mekuete, Livie Blondèle Kenou, Tsopgni, Willifred Dongmo Tékapi, Nkojap, Augustine Kuinze, Kojom, Jacquy Joyce Wanche, Stark, Timo D, Fouokeng, Yannick, Dongmo, Alain Bertrand, Azeufack, Léon Tapondjou, Azebaze, Anatole Guy Blaise
Published in Molecules (Basel, Switzerland) (21.03.2023)
Published in Molecules (Basel, Switzerland) (21.03.2023)
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Journal Article
Chemical Constituents of the Stem Bark of the Hybrid Plant Citrus × paradisi Macfad. (Rutaceae)
Essombe Malolo, Fanny‐Aimée, Bellier Tabekoueng, George, Dongmo Tekapi Tsopgni, Willifred, Nguemdjo Chimeze, Valery Wilfried, Kenmogne Kouam, Ariane, Mas‐Claret, Eduard, Langat, Moses K., Ndom, Jean Claude, Frese, Marcel, Sewald, Norbert, Duplex Wansi, Jean
Published in Chemistry & biodiversity (01.07.2022)
Published in Chemistry & biodiversity (01.07.2022)
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Journal Article
Anti-biofilm and anti-quorum sensing activities of extract, fractions and compounds from the leaves of Cassia alata L. against yeast pathogens
Dzoyem, Jean Paul, Fotso, Simplice Chimi, Wansi, Jean Duplex, Tabenkoueng, Bellier, Dongmo Tekapi Tsopgni, Willifred, Toze, Flavien Aristide Alfred, McGaw, Lyndy Joy
Published in Phytomedicine Plus : International journal of phytotherapy and phytopharmacology (01.11.2024)
Published in Phytomedicine Plus : International journal of phytotherapy and phytopharmacology (01.11.2024)
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Journal Article
Chemical constituents from Psychotria arborea Hiern (Rubiaceae)
Ngo Nyobe, Judith Caroline, Tekapi Tsopgni, Willifred Dongmo, Longue Ekon, Jean Pierre, Ben Saida, Ali, Djuidje, Annie Guilaine, Bengondo, Anicet Biwole, Etame Loe, Gisele, Berionni, Guillaume, Mama, Desire Bikele, Ndom, Jean Claude, Mpondo, Emmanuel Mpondo
Published in Biochemical systematics and ecology (01.02.2021)
Published in Biochemical systematics and ecology (01.02.2021)
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Journal Article
Xeroderris stuhlmannii (Taub.) Mendonça & E.P.Sousa (Fabaceae): Evidence of the antihypertensive and antioxidant activities of its leaf aqueous extract in cadmium chloride hypertensive rats
Nkojap Kuinze, Augustine, Nguemfo, Edwige Laure, Nana Yousseu, William, Wanche Kojom, Jacquy Joyce, Zangueu Bogning, Calvin, Sonfack, Christelle Stéphanie, Tsopgni Dongmo Tekapi, Willifred, Stark, Timo D., Azebaze, Guy Blaise Anatole, Dongmo, Alain Bertrand
Published in Heliyon (30.09.2024)
Published in Heliyon (30.09.2024)
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Journal Article
Bioguided Fractionation and Isolation of an Antiplasmodial Saponin from the Roots of Nauclea xanthoxylon (A.Chev.) Aubrév. (Rubiaceae)
Nkouayeb Nangmou, Brice Maxime, Maza Djomkam, Hermine Laure, Bellier Tabekoueng, Georges, Tékapi Tsopgni, Willifred Dongmo, Mbahbou Bitchagno, Gabin Thierry, Mbock, Michel Arnaud, Kamkumo, Raceline Gounoue, Frese, Marcel, Ndjakou Lenta, Bruno, Ngouela, Silvère Augustin, Sewald, Nobert, Blaise Azebaze, Anatole Guy
Published in Chemistry & biodiversity (01.04.2023)
Published in Chemistry & biodiversity (01.04.2023)
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Journal Article
Chemical Constituents of Nauclea vanderguchtii
Nkouayeb, Brice Maxime Nangmou, Azebaze, Anatole Guy Blaise, Tabekoueng, Georges Bellier, Tsopgn, Willifred Dongmo Tekapi, Lenta, Bruno Ndjakou, Frese, Marcel, Sewald, Norbert, Vardamides, Juliette Catherine
Published in Natural product sciences (01.01.2020)
Published in Natural product sciences (01.01.2020)
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Journal Article
A New Antimicrobial Phenylpropanol from the Leaves of Tabernaemontana inconspicua Stapf. (Apocynaceae) Inhibits Pathogenic Gram-Negative Bacteria
Ngah, Lidwine, Tsopgni, Willifred Dongmo Tékapi, Nyobe, Judith Caroline Ngo, Tcho, Alain Tadjong, Langat, Moses K, Ndom, Jean Claude, Mas-Claret, Eduard, Sadgrove, Nicholas John, Waffo, Alain François Kamdem, Phumthum, Methee
Published in Antibiotics (Basel) (17.01.2022)
Published in Antibiotics (Basel) (17.01.2022)
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Journal Article
Bioactive constituents from Coffea canephora Pierre ex A. Froehner (Rubiaceae)
Mewaba Goulefack, Sandrine, Nguefa Happi, Emmanuel, Dongmo Tékapi Tsopgni, Willifred, Nangmou Nkouayeb, Brice Maxime, Popwo Tameye, Stevine Claudiale, Azebaze, Anatole Guy Blaise
Published in Biochemical systematics and ecology (01.12.2022)
Published in Biochemical systematics and ecology (01.12.2022)
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Journal Article
New unsaturated fatty acid and other chemical constituents from the roots of Cola rostrata K. Schum. (Malvaceae)
Tékapi Tsopgni, Willifred Dongmo, Blaise Azebaze, Anatole Guy, Mbosso Teinkela, Jean Emmanuel, Ndjakou, Bruno Lenta, Bosyom, Fabrice Fekam, Tchaleu, Bonaventure Ngadjui, Vardamides, Juliette Catherine
Published in Biochemical systematics and ecology (01.10.2019)
Published in Biochemical systematics and ecology (01.10.2019)
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Journal Article
Anthraquinones and other constituents from the roots of Eremomastax speciosa (Hochst.) Cufod
Nangue Djouatsa, Yolande Noëlle, Tékapi Tsopgni, Willifred Dongmo, Nguemfo, Edwige Laure, Kenou, Livie Blondèle, Fouokeng, Yannick, Djamen Mbeunkeu, Ahri Bernie, Dongmo, Alain Bertrand, Blaise Azebaze, Anatole Guy
Published in Biochemical systematics and ecology (01.02.2021)
Published in Biochemical systematics and ecology (01.02.2021)
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Journal Article
Bioactive constituents from Trichilia dregeana Sond. (Meliaceae)
Fotso Tatio, Laurel Flairon, Nouga Bissoue, Achille, Tadjong Tcho, Alain, Akone, Sergi Herve, Jounda, Nadege Nelly, Tsopgni, Willifred Dongmo Tekapi, Kamdem Waffo, Alain François
Published in Natural product research (24.12.2023)
Published in Natural product research (24.12.2023)
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Journal Article
Two new 30-norfriedelane triterpenes from Caloncoba glauca (P. Beauv.) Gilg (Achariaceae)
Ndoumbe Tamba, Charlemagne, Tsopgni, Willifred Dongmo Tekapi, Fotso, Bernard Samuel Hodjie, Longue Ekon, Jean Pierre, Foundikou Nsangou, Mohamed, Ngo Nyobe, Judith Caroline, Sewald, Norbert, Ndom, Jean Claude
Published in Natural product research (21.08.2023)
Published in Natural product research (21.08.2023)
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Journal Article
First report of compounds from an Ancistrocarpus species: Triterpenoids from A. densispinosus Oliv. (Malvaceae)
Peyeino, Jules H, Djomkam, Hermine L Maza, Kenmogne, Sidonie Beatrice, Langat, Moses Kiprotich, Isyaka, Sani Mohammed, Tsopgni, Willifred Dongmo Tekapi, Wansi, Jean Duplex, Kamdem Waffo, Alain Francois, Sewald, Nobert, Vardamides, Juliette Catherine
Published in Natural product research (01.01.2022)
Published in Natural product research (01.01.2022)
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Journal Article
Chemical constituents of the methanolic extracts of Ceiba Pentandra (L.) Gaertn and the antioxidant activities of its aqueous, ethanolic and hydro-ethanolic extracts
Nelly, Jounda Nadège, Achille, Nouga Bissoue, Claude, Ndom Jean, Junior, Mbock Armel, Magloire, Bissim Samuel, Willifred, Tekapi Tsopgni Dongmo, Christopher, Manz Koule Jules, Prisca, Ngahane Ouagoum Helene, Bernouilli, Mbouguia Teuguia, Herve, Djongo Okala
Published in Journal of pharmacognosy and phytochemistry (01.03.2023)
Published in Journal of pharmacognosy and phytochemistry (01.03.2023)
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Journal Article