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J. Ngoupayo · SciRah

Researcher profile · Semantic Scholar

J. Ngoupayo

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J. Ngoupayo — researcher profile on SciRah

h-index: 11
Works: 47
Citations: 640

Most-cited papers

Leishmanicidal and cholinesterase inhibiting activities of phenolic compounds from Allanblackia monticola and Symphonia globulifera.
B. Lenta, C. Vonthron-Sénécheau, B. Weniger, K. Devkota +6 more
2007Molecules93 citations Open access
Semantic Scholar
Bioactive aristolactams from Piper umbellatum.
T. Tabopda, J. Ngoupayo, Jia-Wei Liu, Anne-Claire Mitaine-Offer +7 more
2008Phytochemistry90 citations
Semantic Scholar
Anti-plasmodial and antioxidant activities of constituents of the seed shells of Symphonia globulifera Linn f.
S. Ngouela, B. Lenta, D. Noungoue, J. Ngoupayo +5 more
2006Phytochemistry79 citations
Semantic Scholar
Syzyguim guineense Extracts Show Antioxidant Activities and Beneficial Activities on Oxidative Stress Induced by Ferric Chloride in the Liver Homogenate
C. A. Pieme, J. Ngoupayo, Claude Herve Khou-Kouz Nkoulou, Bruno Moukette Moukette +4 more
2014Antioxidants45 citations Open access
Semantic Scholar
Antimicrobial prenylated anthracene derivatives from the leaves of Harungana madagascariensis.
S. Kouam, D. B. Yapna, K. Krohn, B. Ngadjui +3 more
2007Journal of Natural Products44 citations
Semantic Scholar
Triprenylated flavonoids from Dorstenia psilurus and their alpha-glucosidase inhibition properties.
T. Tabopda, J. Ngoupayo, Patrice K. Awoussong, Anne-Claire Mitaine-Offer +3 more
2008Journal of Natural Products39 citations
Semantic Scholar
Antimicrobial and immunomodulatory properties of prenylated xanthones from twigs of Garcinia staudtii.
J. Ngoupayo, T. Tabopda, M. Ali
2009Bioorganic & Medicinal Chemistry37 citations
Semantic Scholar
α-Glucosidase Inhibitors from Garcinia brevipedicellata (Clusiaceae)
J. Ngoupayo, T. Tabopda, M. Ali, E. Tsamo
200827 citations
Semantic Scholar
Alpha-glucosidase inhibitors ellagic acid derivatives with immunoinhibitory properties from Terminalia superba.
T. Tabopda, J. Ngoupayo, Jia-Wei Liu, M. Ali +3 more
2008Chemical and pharmaceutical bulletin24 citations Open access
Semantic Scholar
Further cytotoxic sesquiterpene lactones from Elephantopus mollis KUNTH.
T. Tabopda, J. Ngoupayo, Jia-Wei Liu, Muhammad Shaiq Ali +3 more
2008Chemical and pharmaceutical bulletin23 citations Open access
Semantic Scholar
GOSSWEILONE: A NEW PODOCARPANE DERIVATIVE FROM THE STEM BARK OF DRYPETES GOSSWEILERI (EUPHORBIACEAE)
S. Ngouela, J. Ngoupayo, D. Noungoue, E. Tsamo +1 more
200416 citations Open access
Semantic Scholar
Evaluation of the Antidiabetic Properties of Hydro-Alcoholic Extract and Its Fractions from Physalis peruviana L. Leaves on Streptozotocin-Induced Diabetic Wistar Rats
Felicien M. Kasali, C. Fokunang, J. Ngoupayo, E. Tembe-Fokunang +8 more
20169 citations Open access
Semantic Scholar
Antioxidant stilbenoid and flavanonol from stem of Erythrophleum suaveolens (Guill. & Perr.)
J. Ngoupayo, Turibio Kuiate Tabopda, M. Ali, B. Ngadjui +1 more
2015Magnetic resonance in chemistry : MRC9 citations
Semantic Scholar
Terpenoids from Clerodendrum formicarum Gürke (Lamiaceae) of Cameroon
M. S. Ali, Z. Ahmed, J. Ngoupayo, Muhammad Ali
20109 citations Open access
Semantic Scholar
Induction of Neuronal Differentiation in Neurosphere Stem Cells by Ellagic Acid Derivatives
T. Tabopda, J. Ngoupayo, Jia-Wei Liu, Anne-Claire Mitaine-Offer +3 more
2009Natural Product Communications8 citations Open access
Semantic Scholar
α-Glucosidase Inhibitors Ellagic Acid Derivatives with Immunoinhibitory Properties from Terminalia superba.
T. Tabopda, J. Ngoupayo, Jia-Wei Liu, M. Ali +3 more
20088 citations
Semantic Scholar
Phytochemical screening and in vivo evaluation of antiulcer properties of secondary metabolites in aqueous extracts of Ficus. thonningii Blume tested on Wistar rats
Estella Tembe Fokunang, J. K. Pougoue, Borgia Njunkio, J. Ngoupayo +3 more
2019International Journal of Biological and Chemical Sciences7 citations Open access
Semantic Scholar
Two new aromatic acids from Clerodendrum formicarum Gürke (Lamiaceae) of Cameroon
M. Ali, Z. Ahmed, Muhammad Ali, J. Ngoupayo
2010Journal of Asian natural products research7 citations
Semantic Scholar
Brevipsidone, a New Depsidone and Other α-Glucosidase Inhibitors from Garcinia Brevipedicellata (Clusiaceae)
J. Ngoupayo, D. Noungoue, B. Lenta, T. Tabopda +4 more
20076 citations Open access
Semantic Scholar
Quantitative Screening and Study of the in vivo Subchronic Toxicity of Ethanolic Extract from the Stem Bark of Canarium schweinfurthii Engl. (Burseraceae) in Wistar Rats
Thierry Fokou Nzodjou, J. Assob, J. Ngoupayo, B. Ngameni +1 more
2023Saudi Journal of Medical and Pharmaceutical Sciences5 citations Open access
Semantic Scholar
Phytochemical Screening and in Vitro Evaluation of Antioxydant and Antibacterial Properties of Acmella caulirhiza (Asteraceae)
Kevin Joseph Kenmoe Noubissi, H. Bayaga, J. Ngoupayo
20215 citations
Semantic Scholar
Formadienoate-A and B: Two New Long Chained Feruloyl Esters from Clerodendrum formicarum (Lamiaceae) of Cameroon
M. Ali, Z. Ahmed, Muhammad Ali, J. Ngoupayo
2010Natural Product Communications5 citations Open access
Semantic Scholar
alpha-glucosidase inhibitors from Garcinia brevipedicellata (Clusiaceae).
J. Ngoupayo, T. Tabopda, M. Ali, E. Tsamo
2008Chemical and pharmaceutical bulletin5 citations
Semantic Scholar
Olea europaea L. and Hyphaene thebaica L. combination, from traditional utilization to rational formulation: Preclinical and clinical efficacy on hypertensives patients.
Mariem Zakraoui, Ahlam Outman, Milène Simone Kinambamba, Mohamed Bouhrim +12 more
2024Journal of Ethnopharmacology4 citations
Semantic Scholar
CHEMICAL SCREENING AND ANTIMICROBIAL ACTIVITY OF EXTRACTS FROM THE FLOWERS AND STEM OF HYPHAENE THEBAICA L.(ARECACEAE)
B. Abakar, P. F. Fotsing Kwetché, J. Ngoupayo, T. Kuate
20144 citations
Semantic Scholar
Mycotoxins: Quality Management, Prevention, Metabolism, Toxicity and Biomonitoring
C. Fokunang, O. Tabi, V. Ndikum, E. Tembe-Fokunang +14 more
20124 citations
Semantic Scholar
Further Cytotoxic Sesquiterpene Lactones from Elephantopus mollis
J. Ngoupayo, Jia-Wei Liu, M. Ali, S. Nahar +2 more
4 citations
Semantic Scholar
Unravelling the Antioxidant and Antimicrobial Effect of Tecoma Stans Extracts
Clovis Talla, Yanick Kevin Melogmo Dongmo, Noumboue Kouamou Bijou-Lafortune, F. Boyom +2 more
2024Scholars Academic Journal of Pharmacy3 citations Open access
Semantic Scholar
Comparative Antiplasmodial and Cytotoxic Activities of Coffea arabica and Coffea canephora alkaloids extracts
Romuald Dieudonne Noah Zibi, Viviane Raïssa Sipowo Tala, Patrick Yamen Mbopi, Narcisse Herve Bayaga +2 more
2022International Journal of Pharmaceutical and Phytopharmacological Research3 citations Open access
Semantic Scholar
Evaluation of the antibacterial activity on strains responsible for diarrhoea; antioxidant and cytotoxic activities in vitro of the leaves and trunk bark of Vernonia conferta Benth (Asteraceae)
Ivan Cédric Mvondo Ozela, Patrick Yamen Mbopi, H. Bayaga, P. Fotsing +2 more
2021GSC Biological and Pharmaceutical Sciences3 citations Open access
Semantic Scholar
Viridone, a New Butyrylcholinesterase Inhibitory Phenolic Ester from Leaves of Ocimum viride
Al Hashmi, M. Ali, M. Latif, Z. Ahmed +1 more
2018Chemistry of Natural Compounds3 citations
Semantic Scholar
PHYTOCHEMICAL SCREENING AND ANTIMICROBIAL ACTIVITY OF EXTRACTS FROM THE STEM BARK OF OLDFIELDIA AFRICANA BENTH & HOOK (EUPHORBIACEAE): PRELIMINARY STUDY
F. Jai, J. Ngoupayo, P. F. Fotsing Kwetché, T. Kuate +1 more
20143 citations
Semantic Scholar
PHYTOCHEMICAL SCREENING AND EVALUATION OF ANTIOXIDANT PROPERTIES OF SECONDARY METABOLITES IN AQUEOUS EXTRACTS OF FICUS THONNINGII BLUME TESTED ON WISTAR RATS
E. Fokunang, J. K. Pougoue, Borgia Njunkio, J. Ngoupayo +5 more
20192 citations
Semantic Scholar
In-vitro evaluation of the anti-bacterial properties of crude extracts of Dorstenia mannii (Moraceae)
C. Fokunang, N. N. Mejane, E. Noumie, B. Ngameni +10 more
20122 citations Open access
Semantic Scholar
Vismiaturucallone, a new Antimalarial tetracyclic triterpene from Vismia laurentii (Clusiaceae)
D. Noungoue, S. Ngom, J. Ngoupayo, M. Chaabi +8 more
20072 citations
Semantic Scholar
Formulation and Evaluation of an Antifungal Ointment Containing Zingiber officinale Roscoe (Zingiberaceae) Essential Oil as Active Principle
Nelly Tagnin Nkuete, Sandra Leila Nnanga, S. T. Guetchueng, N. Nnanga +1 more
2022Journal of Tropical Pharmacy and Chemistry1 citations Open access
Semantic Scholar
Standardization of Newbouldia Laevis Powdered Pulps
A. M. Ngombi, Rose Ngono Mballa, J. Ngoupayo, B. Tchaleu +1 more
20181 citations
Semantic Scholar
Formiside and seco-formiside: lignin glycosides from leaves of Clerodendrum formicarum Gürke (Lamiaceae) from Cameroon
Z. Ahmed, Muhammad Shaiq Ali, A. Adhikari, Muhammad Imran Ali +2 more
20171 citations
Semantic Scholar
Mycotoxins: Quality Management, Prevention, Metabolism, Toxicity and Biomonitoring
C. Fokunang, O. Tabi, V. Ndikum, E. Tembe-Fokunang +14 more
20111 citations Open access
Semantic Scholar
α‐Glucosidase Inhibitors from Garcinia brevipedicellata (Clusiaceae)
J. Ngoupayo, T. Tabopda, M. Ali, E. Tsamo
20091 citations
Semantic Scholar
Ethnobotanical, Phytochemical, and Pharmacognostic investigation of Medicinal Plants Used to Treat Oral Diseases in Cameroon.
J. C. Ngo Nyobe, Kembonen Ndikum Forgwei Akwesh, Grâce Ange Ellong Ekambi, Lidwine Ngah +4 more
2026Revue Africaine d'Ethnobiologie & Ethnomédecine0 citations Open access
Semantic Scholar
Comparative Evaluation of Antiplasmodial and Cytotoxic Activities of Alkaloid Extracts from Coffea arabica and Coffea canephora
Romuald Dieudonne Noah Zibi, Viviane Raïssa Sipowo Tala, Patrick Yamen Mbopi, Narcisse Herve Bayaga +2 more
2022Specialty journal of Pharmacognosy, Phytochemistry, and Biotechnology0 citations Open access
Semantic Scholar
Standardization of Newbouldia Laevis Powdered Pulps Standardisation des écorces de tronc de Newbouldia laevis
A. M. Ngombi, R. Abondo, J. Ngoupayo, Bonaventure +2 more
20180 citations
Semantic Scholar
Viridone, a New Butyrylcholinesterase Inhibitory Phenolic Ester from Leaves of Ocimum viride
Al Hashmi, M. Ali, M. Latif, Z. Ahmed +1 more
2018Chemistry of Natural Compounds0 citations
Semantic Scholar
Pharmacognosy and phytochemical standardization of Albizia Ferruginea (Guill and Perr) pulps
R. Abondo, A. M. Ngombi, J. Ngoupayo, B. Tchaleu +1 more
20180 citations Open access
Semantic Scholar
Quality Management, Prevention, Metabolism, Toxicity and Biomonitoring
C. Fokunang, O. Tabi, V. Ndikum, E. Tembe-Fokunang +14 more
20170 citations
Semantic Scholar
Terpenoids from Clerodendrum formicarum Guerke (Lamiaceae) of Cameroon
M. Ali, Z. Ahmed, J. Ngoupayo, Muhammad Ali
20100 citations
Semantic Scholar

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