Remy Bertrand Teponno
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Explore the profile of Remy Bertrand Teponno including associated specialties, affiliations and a list of published articles.
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30
Citations
227
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Recent Articles
21.
Bomgning C, Kemdoum Sinda P, Ponou B, Fotio A, Tsague M, Tapondjou Tsafack B, et al.
Biomed Pharmacother
. 2021 Jan;
136:111242.
PMID: 33486213
Aim: To identify the bioactive hepatoprotective components of the ethanol extract of Pentaclethra macrophylla stem bark using in vitro and in vivo approaches. Methods: The bioguided-fractionation of the ethanol extract...
22.
Narmani A, Teponno R, Helaly S, Arzanlou M, Stadler M
Fitoterapia
. 2019 Oct;
139:104390.
PMID: 31655088
From extracts of the plant associated fungus Chaetosphaeronema achilleae collected in Iran, a previously unreported isoindolinone named chaetosisoindolinone (1) and a previously undescribed indanone named chaetosindanone (2) were isolated in...
23.
Narmani A, Teponno R, Arzanlou M, Surup F, Helaly S, Wittstein K, et al.
Fitoterapia
. 2019 Feb;
134:314-322.
PMID: 30807789
Chemical analysis of extracts from cultures of the plant pathogenic fungus Cytospora sp. strain CCTU A309 collected in Iran led to the isolation of two previously unreported heptanedioic acid derivatives...
24.
Teponno R, Tanaka C, Jie B, Tapondjou L, Miyamoto T
Chem Pharm Bull (Tokyo)
. 2016 Sep;
64(9):1347-55.
PMID: 27581639
Four previously unreported steroidal saponins, trifasciatosides A-D (1-4), three pairs of previously undescribed steroidal saponins, trifasciatosides E-J (5a, b-7a, b) including acetylated ones, together with twelve known compounds were isolated...
25.
Teponno R, Kusari S, Spiteller M
Nat Prod Rep
. 2016 May;
33(9):1044-92.
PMID: 27157413
Covering: 2009 to 2015Lignans and neolignans are a large group of natural products derived from the oxidative coupling of two C6-C3 units. Owing to their biological activities ranging from antioxidant,...
26.
Ponou B, Teponno R, Ricciutelli M, Nguelefack T, Quassinti L, Bramucci M, et al.
Chem Biodivers
. 2011 Jul;
8(7):1301-9.
PMID: 21766451
Two new oleanane-type triterpenes named ivorengenin A (=3-oxo-2α,19α,24-trihydroxyolean-12-en-28-oic acid; 1) and ivorengenin B (=4-oxo-19α-hydroxy-3,24-dinor-2,4-secoolean-12-ene-2,28-dioic acid; 2), together with five known compounds, arjungenin, arjunic acid, betulinic acid, sericic acid, and oleanolic...
27.
Teke G, Kuiate J, Kuete V, Teponno R, Tapondjou L, Vilarem G
Indian J Pharmacol
. 2010 Sep;
42(3):157-63.
PMID: 20871767
Objective: The present study was performed to evaluate the preventive and curative antidiarrheal effects of the methanol extract, fractions and compound from the stem bark of Trilepisium madagascariense in rats....
28.
Ponou B, Teponno R, Ricciutelli M, Quassinti L, Bramucci M, Lupidi G, et al.
Phytochemistry
. 2010 Sep;
71(17-18):2108-15.
PMID: 20850160
Three saponins, including two dimeric triterpenoid glucosides possessing an unusual skeleton, ivorenosides A and B, and a monomeric triterpenoid saponin (ivorenoside C), together with the known sericoside, were isolated from...
29.
Nzowa L, Barboni L, Teponno R, Ricciutelli M, Lupidi G, Quassinti L, et al.
Phytochemistry
. 2009 Nov;
71(2-3):254-61.
PMID: 19896681
Two triterpenoid saponins have been isolated from the seed kernels of Entada rheedii. Their structures have been established using 1D- and 2D-NMR and mass spectrometry as 3-O-beta-D-xylopyranosyl-(1-->3)-O-alpha-l-arabinopyranosyl-(1-->6)-2-acetylamino-2-deoxy-beta-D-glucopyranosylentagenic acid 28-O-beta-apiofuranosyl-(1-->3)-beta-D-xylopyranosyl-(1-->2)-beta-D-glucopyranoside (Rheediinoside...
30.
Tapondjou L, Ponou K, Teponno R, Mbiantcha M, Djoukeng J, Nguelefack T, et al.
Arch Pharm Res
. 2008 May;
31(5):653-8.
PMID: 18481024
A new steroidal saponin, mannioside A (1), was isolated from the stem bark of Dracaena mannii, together with the known pennogenin (2), pennogenin-3-O-beta-D-glucopyranoside (3) and pennogenin-3-O-alpha-L-rhamnopyranosyl-(1-->2)-[alpha-L-rhamnopyranosyl-(1-->3)]-beta-D-glucopyranoside (4). Their structures were...