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1

Phenolic dimers and an indole alkaloid from Campylospermum flavum (Ochnaceae)

Joseph Thierry Ndongo, Mohamed Shaaban, Joséphine Ngo Mbing, Dominique Ngono Bikobo, Alex de Théodore Atchadé, Dieudonné Emmanuel Pegnyemb, Hartmut Laatsch

Journal:

Year:

2010

Language:

english

File:

PDF, 443 KB

english, 2010

2

Biflavonoids from Ochna afzelii

Dieudonné Emmanuel Pegnyemb, Raphael Ghogomu Tih, Beibam Lucas Sondengam, Alain Blond, Bernard Bodo

Journal:

Year:

2001

Language:

english

File:

PDF, 125 KB

english, 2001

3

Two Biflavonoids from Ouratea flava Stem Bark

Josephine Ngo Mbing, Dieudonne Emmanuel Pegnyemb, Raphael Ghogomu Tih, Beibam Lucas Sondengam, Alain Blond, Bernard Bodo

Journal:

Year:

2003

File:

PDF, 64 KB

2003

4

Flavonoids of Ochna afzelii.

Dieudonne Emmanuel Pegnyemb, Raphael Ghogomu Tih, Beibam Lucas Sondengam, Alain Blond, Bernard Bodo

Journal:

Year:

2004

File:

PDF, 81 KB

2004

5

Antimicrobial biflavonoids from the aerial parts of Ouratea sulcata

Dieudonné Emmanuel Pegnyemb, Josephine Ngo Mbing, Alex de Théodore Atchadé, Raphael Ghogomu Tih, Beiban Lucas Sondengam, Alain Blond, Bernard Bodo

Journal:

Year:

2005

Language:

english

File:

PDF, 126 KB

english, 2005

6

Two biflavonoids from Ouratea flava stem bark

Joséphine Ngo Mbing, Dieudonné Emmanuel Pegnyemb, Raphael Ghogomu Tih, Beibam Lucas Sondengam, Alain Blond, Bernard Bodo

Journal:

Year:

2003

Language:

english

File:

PDF, 220 KB

english, 2003

7

Flavonoids of Ochna afzelii

Dieudonné Emmanuel Pegnyemb, Raphael Ghogomu Tih, Beibam Lucas Sondengam, Alain Blond, Bernard Bodo

Journal:

Year:

2003

Language:

english

File:

PDF, 183 KB

english, 2003

8

A review of acacic acid-type saponins from Leguminosae-Mimosoideae as potent cytotoxic and apoptosis inducing agents

Marie-Aleth Lacaille-Dubois, Dieudonné Emmanuel Pegnyemb, Olivier Placide Noté, Anne-Claire Mitaine-Offer

Journal:

Phytochemistry Reviews

Year:

2011

Language:

english

File:

PDF, 724 KB

english, 2011

9

Minor alkaloids from the seeds of Voacanga africana

D.E Pegnyemb, R.T Ghogomu, B.L Sondengam

Journal:

Year:

1999

Language:

english

File:

PDF, 63 KB

english, 1999

10

Antitubercular evaluation of root extract and isolated phytochemicals from Lophira lanceolata against two resistant strains of Mycobacterium tuberculosis

Nkot, Jeanne Louise, Ngono Bikobo, Dominique Serge, Abouem A Zintchem, Auguste, Nyemeck, Norbert Mbabi, Moni Ndedi, Esther Del Florence, Betote Diboué, Patrick Hervé, Pegnyemb, Dieudonné Emmanuel, Boc

Journal:

Pharmaceutical Biology

Year:

2018

Language:

english

File:

PDF, 1.07 MB

english, 2018

11

Tetrapterosides A and B, two new oleanane-type saponins from Tetrapleura tetraptera

Olivier Placide Noté, Anne-Claire Mitaine-Offer, Tomofumi Miyamoto, Thomas Paululat, Dieudonné Emmanuel Pegnyemb, Marie-Aleth Lacaille-Dubois

Journal:

Magnetic Resonance in Chemistry

Year:

2009

Language:

english

File:

PDF, 128 KB

english, 2009

12

Structure elucidation of new acacic acid-type saponins from Albizia coriaria

Olivier Placide Noté, Philippe Chabert, Dieudonné Emmanuel Pegnyemb, Bernard Weniger, Marie-Aleth Lacaille-Dubois, Annelise Lobstein

Journal:

Magnetic Resonance in Chemistry

Year:

2010

Language:

english

File:

PDF, 169 KB

english, 2010

13

Nitrile glucosides and serotobenine from Campylospermum glaucum and Ouratea turnarea

Auguste Abouem à Zintchem, Dominique Ngono Bikobo, Alex de Théodore Atchadé, Joséphine Ngo Mbing, Joseph Gangoue-Pieboji, Raphael Ghogomu Tih, Alain Blond, Dieudonné Emmanuel Pegnyemb, Bernard Bodo

Journal:

Year:

2008

Language:

english

File:

PDF, 204 KB

english, 2008

14

NASCA-HMBC, a New NMR Methodology for the Resolution of Severely Overlapping Signals: Application to the Study of Agathisflavone

Gaétan Bayiha Ba Njock, Trixie Ann Bartholomeusz, Mohammadali Foroozandeh, Dieudonné Emmanuel Pegnyemb, Philippe Christen, Damien Jeannerat

Journal:

Phytochemical Analysis

Year:

2012

Language:

english

File:

PDF, 661 KB

english, 2012

15

Screening of some medicinal plants from cameroon for β-Lactamase inhibitory activity

Joseph Gangoué-Piéboji, Stéphane Baurin, Jean-Marie Frère, Pierre Ngassam, Bathelemy Ngameni, Anatole Azebaze, Dieudonné Emmanuel Pegnyemb, Jean Watchueng, Colette Goffin, Moreno Galleni

Journal:

Phytotherapy Research

Year:

2007

Language:

english

File:

PDF, 100 KB

english, 2007

16

Flavonoids from Ouratea staudtii Van Tiegh. (ex Keay) (Ochnaceae)

Auguste Abouem à Zintchem, Alex de Théodore Atchadé, Raphael Ghogomu Tih, Joseph Tanyi Mbafor, Alain Blond, Dieudonné Emmanuel Pegnyemb, Bernard Bodo

Journal:

Biochemical Systematics and Ecology

Year:

2007

Language:

english

File:

PDF, 90 KB

english, 2007

17

Synthesis of (Z)-(2′R)-1-O-(2′-methoxynonadec-10′-enyl)-sn-glycerol, a new analog of bioactive ether lipids

René Pemha, Dieudonné Emmanuel Pegnyemb, Paul Mosset

Journal:

Year:

2012

Language:

english

File:

PDF, 647 KB

english, 2012

18

Flavonoids from leaves of Ochna Afzelii

D.E. Pegnyemb, R.G. Tih, B.L. Sondengam, A. Blond, B. Bodo

Journal:

Biochemical Systematics and Ecology

Year:

2003

Language:

english

File:

PDF, 34 KB

english, 2003

19

Constituents of Ouratea flava

J.N Mbing, M.Y Bassomo, D.E Pegnyemb, R.G Tih, B.L Sondemgam, A Blond, B Bodo

Journal:

Biochemical Systematics and Ecology

Year:

2003

Language:

english

File:

PDF, 30 KB

english, 2003

20

Chemical constituents from bark of Millettia mannii Baker (Papilionoideae−Leguminosae)

Eutrophe Le Doux Kamto, Alex de Théodore Atchadé, Andrew Marston, Dieudonné Emmanuel Pegnyemb, Jan H. van der Westhuizen

Journal:

Biochemical Systematics and Ecology

Year:

2012

Language:

english

File:

PDF, 154 KB

english, 2012

21

Cytotoxic Acacic Acid Glycosides from the Roots of Albizia coriaria

Noté, Olivier Placide, Mitaine-Offer, Anne-Claire, Miyamoto, Tomofumi, Paululat, Thomas, Mirjolet, Jean-François, Duchamp, Olivier, Pegnyemb, Dieudonné Emmanuel, Lacaille-Dubois, Marie-Aleth

Journal:

Journal of Natural Products

Year:

2009

Language:

english

File:

PDF, 279 KB

english, 2009

22

Triterpenoid saponins from Piptadeniastrum africanum (Hook. f.) Brenan

Noté, Olivier Placide, Tapondjou, Azefack Léon, Mitaine-offer, Anne-Claire, Miyamoto, Tomofumi, Pegnyemb, Dieudonné Emmanuel, Lacaille-Dubois, Marie-Aleth

Journal:

Phytochemistry Letters

Year:

2013

Language:

english

File:

PDF, 327 KB

english, 2013

23

Structure and Dynamic of Three Indole Alkaloids from the Campylospermum Genus (Ochnaceae)

Njock, Gaétan Bayiha Ba, Bartholomeusz, Trixie Ann, Bikobo, Dominique Ngono, Foroozandeh, Mohammadali, Shivapurkar, Rupali, Christen, Philippe, Pegnyemb, Dieudonné Emmanuel, Jeannerat, Damien

Journal:

Helvetica Chimica Acta

Year:

2013

Language:

english

File:

PDF, 461 KB

english, 2013

24

Minor Biflavonoids of Lophira lanceolata

Pegnyemb, D. E., Ghogomu-Tih, R., Sondengam, B. L., Martin, M. T., Bodo, B.

Journal:

Journal of Natural Products

Year:

1994

Language:

english

File:

PDF, 250 KB

english, 1994

25

New flavonoids C -glycosides from Rhabdophyllum arnoldianum

Ngo Mbing, Joséphine, Missi, Marius Balemaken, Ndongo, Joseph Thierry, ba Njock, Gaetan Bayiha, Atchade, Alex de Théodore, Pegnyemb, Dieudonné Emmanuel, Gueiffier, Alain, Enguehard-Gueiffier, Cécile

Journal:

Natural Product Research

Year:

2014

Language:

english

File:

PDF, 131 KB

english, 2014

26

A New Benzoylglucoside and a New Prenylated Isoflavone from Lophira lanceolata

Pegnyemb, D. E., Messanga, B. B., Ghogomu, R., Sondengam, B. L., Martin, M. T., Bodo, B.

Journal:

Journal of Natural Products

Year:

1998

Language:

english

File:

PDF, 49 KB

english, 1998

27

Triterpenoid saponins from Albizia boromoensis Aubrév. & Pellegr

Noté, Olivier Placide, Jihu, Dong, Antheaume, Cyril, Guillaume, Dominique, Pegnyemb, Dieudonné Emmanuel, Kilhoffer, Marie Claude, Lobstein, Annelise

Journal:

Phytochemistry Letters

Year:

2015

Language:

english

File:

PDF, 364 KB

english, 2015

28

An aromatic amide C-glycoside and a cyclitol derivative from stem barks of Piper guineense Schum and Thonn (Piperaceae)

Kamto, Eutrophe Le Doux, Ngono, Dominique Serge Bikobo, Mbing, Josephine Ngo, Atchadé, Alex de Théodore, Pegnyemb, Dieudonné Emmanuel, van der Westhuizen, Jan H.

Journal:

Phytochemistry Letters

Year:

2014

Language:

english

File:

PDF, 476 KB

english, 2014

29

Triterpenoid saponins from Albizia lebbeck (L.) Benth and their inhibitory effect on the survival of high grade human brain tumor cells

Noté, Olivier Placide, Jihu, Dong, Antheaume, Cyril, Zeniou, Maria, Pegnyemb, Dieudonné Emmanuel, Guillaume, Dominique, Chneiwess, Hervé, Kilhoffer, Marie Claude, Lobstein, Annelise

Journal:

Carbohydrate Research

Year:

2015

Language:

english

File:

PDF, 621 KB

english, 2015

30

Cytotoxic flavonoids and other constituents from the stem bark of Ochna schweinfurthiana

Ndongo, Joseph T., Issa, Mark E., Messi, Angelique N., Mbing, Joséphine Ngo, Cuendet, Muriel, Pegnyemb, Dieudonné E., Bochet, Christian G.

Journal:

Natural Product Research

Year:

2015

Language:

english

File:

PDF, 236 KB

english, 2015

31

Isolation and Structure Elucidation of a New Isobiflavonoid From Ochna afzelii

Pegnyemb, D.E., Tih, R. Ghogomu, Sondengam, B.L., Blond, A., Bodo, B.

Journal:

Pharmaceutical Biology

Year:

2003

Language:

english

File:

PDF, 70 KB

english, 2003

32

A New C-Glucosylflavone from Sorindeia juglandifolia

Ndongo, Joseph T., Mbing, Joséphine N., Bikobo, Dominique N., Atchadé, Alex de T., Shaaban, Mohamed, Pegnyemb, Dieudonné E., Laatsch, Hartmut

Journal:

Zeitschrift für Naturforschung C

Year:

2013

Language:

english

File:

PDF, 165 KB

english, 2013

33

The in-vitro antimicrobial activities of some medicinal plants from Cameroon

Gangoué-Piéboji, J., Pegnyemb, D. E., Niyitegeka, D., Nsangou, A., Eze, N., Minyem, C., Mbing, J. Ngo, Ngassam, P., Tih, R. Ghogomu, Sodengam, B. L., Bodo, B.

Journal:

Annals of Tropical Medicine and Parasitology

Year:

2006

Language:

english

File:

PDF, 70 KB

english, 2006

34

Spectral Aliasing: A Super Zoom for 2D-NMR Spectra. Principles and Applications

G. B. B. Njock, D. E. Pegnyemb, T. A. Bartholomeusz, P. Christen, B. Vitorge, J. Nuzillard, R. Shivapurkar, M. Foroozandeh, D. Jeannerat

Year:

2010

Language:

english

File:

PDF, 1008 KB

english, 2010

35

Phenotype-specific apoptosis induced by three new triterpenoid saponins from Albizia glaberrima (Schumach. & Thonn.) Benth

Noté, Olivier Placide, Azouaou, Sarah Ali, Simo, Line, Antheaume, Cyril, Guillaume, Dominique, Pegnyemb, Dieudonné Emmanuel, Muller, Christian Dominique, Lobstein, Annelise

Journal:

Year:

2016

Language:

english

File:

PDF, 958 KB

english, 2016

36

Phenolic compounds from the roots of Ochna schweinfurthiana and their antioxidant and antiplasmodial activities

Messi, Angélique Nicolas, Ngo Mbing, Joséphine, Ndongo, Joseph Thierry, Nyegue, Maximilienne Ascension, Tchinda, Alembert Tiabou, Yemeda, Flora Ladoh, Frédérich, Michel, Pegnyemb, Dieudonné Emmanuel

Journal:

Phytochemistry Letters

Year:

2016

Language:

english

File:

PDF, 443 KB

english, 2016

37

Newtonoate as an active principle of Newtonia griffoniana for anxiolytic activity in Swiss mice

Djiogue, Sefirin, Kinyok, Mc Jesus, Ketcha Wanda, Germain Jean Magloire, Zemo Gamo, Franklin, Seke Etet, Paul Faustin, Nwabo Kamdje, Armel Herve, Pegnyemb, Dieudonné Emmanuel, Njamen, Dieudonné

Journal:

Journal of Complementary and Integrative Medicine

Year:

2015

Language:

english

File:

PDF, 1.43 MB

english, 2015

38

Two new triterpenoid saponins from the roots of Albizia zygia (DC.) J.F. Macbr.

Noté, Olivier Placide, Simo, Line, Mbing, Joséphine Ngo, Guillaume, Dominique, Aouazou, Sarah Ali, Muller, Christian Dominique, Pegnyemb, Dieudonné Emmanuel, Lobstein, Annelise

Journal:

Phytochemistry Letters

Year:

2016

Language:

english

File:

PDF, 518 KB

english, 2016

39

Alternating isocratic and step gradient elution high-speed counter-current chromatography for the isolation of minor phenolics from Ormocarpum kirkii bark

Kamto, Eutrophe Le Doux, Carvalho, Tatiane S.C., Mbing, Joséphine Ngo, Matene, Marie C.N., Pegnyemb, Dieudonné E., Leitão, Gilda G.

Journal:

Journal of Chromatography A

Year:

2017

Language:

english

File:

PDF, 2.23 MB

english, 2017

40

A new flavanolignan and a new alkane from the Stem bark of Newtonia griffoniana

Kinyok, Mc Jesus, Bonnet, Susan, Noté, Olivier Placide, Ngo Mbing, Joséphine, Kamto, Eutrophe Ledoux, Van der Westhuizen, Jan Hendrik, Pegnyemb, Dieudonné Emmanuel

Journal:

Natural Product Research

Year:

2017

Language:

english

File:

PDF, 988 KB

english, 2017

41

A new procyanidin B from Campylospermum zenkeri (Ochnaceae) and antiplasmodial activity of two derivatives of (±)-serotobenine

Mbabi Nyemeck, Norbert, Serge Ngono Bikobo, Dominique, Abouem A Zintchem, Auguste, Schäfer, Eva-Maria, Bochet, Christian, Emmanuel Pegnyemb, Dieudonné, Koert, Ulrich

Journal:

Natural Product Research

Year:

2017

Language:

english

File:

PDF, 1.23 MB

english, 2017

42

New Cytotoxic Triterpenoid Saponins from the Roots of Albizia gummifera C.A. Smith

Simo, Line Made, Noté, Olivier Placide, Mbing, Joséphine Ngo, Aouazou, Sarah Ali, Guillaume, Dominique, Muller, Christian Dominique, Pegnyemb, Dieudonné Emmanuel, Lobstein, Annelise

Journal:

Chemistry & Biodiversity

Year:

2017

Language:

english

File:

PDF, 191 KB

english, 2017

43

Indoline alkaloids from Tabernaemontana contorta with cancer chemopreventive activity

Ndongo, Joseph Thierry, Mbing, Joséphine Ngo, Tala, Michel Feussi, Monteillier, Aymeric, Pegnyemb, Dieudonné Emmanuel, Cuendet, Muriel, Laatsch, Hartmut

Journal:

Year:

2017

Language:

english

File:

PDF, 704 KB

english, 2017

44

Pro-apoptotic activity of acylated triterpenoid saponins from the stem bark of Albizia chevalieri harms

Noté, Olivier Placide, Messi, Lin Marcellin, Mbing, Joséphine Ngo, Azouaou, Sarah Ali, Sarr, Mamadou, Guillaume, Dominique, Muller, Christian Dominique, Pegnyemb, Dieudonné Emmanuel, Lobstein, Annelis

Journal:

Phytochemistry Letters

Year:

2017

Language:

english

File:

PDF, 546 KB

english, 2017

45

Lebbeckoside C, a new triterpenoid saponin from the stem barks of Albizia lebbeck inhibits the growth of human glioblastoma cells

Noté, Olivier Placide, Ngo Mbing, Joséphine, Kilhoffer, Marie-Claude, Pegnyemb, Dieudonné Emmanuel, Lobstein, Annelise

Journal:

Natural Product Research

Year:

2018

Language:

english

File:

PDF, 1009 KB

english, 2018

46

Structural determination of two new acacic acid-type saponins from the stem barks of Albizia zygia (DC.) J. F. Macbr

Noté, Olivier Placide, Simo, Line Made, Mbing, Joséphine Ngo, Guillaume, Dominique, Muller, Christian Dominique, Pegnyemb, Dieudonné Emmanuel, Lobstein, Annelise

Journal:

Natural Product Research

Year:

2018

Language:

english

File:

PDF, 1.16 MB

english, 2018

47

Alkaloids from Pleiocarpa pycnantha : Pleiocarinine, a Bisindoline Alkaloid Formed by Connecting Two Aspidofractinine Moieties via a Methylene Unit

Ndongo, Joseph T., Mbing, Joséphine N., Monteillier, Aymeric, Tala, Michel F., Rütten, Michael, Mombers, Daniel, Cuendet, Muriel, Pegnyemb, Dieudonné E., Dittrich, Birger, Laatsch, Hartmut

Journal:

Journal of Natural Products

Year:

2018

Language:

english

File:

PDF, 1.49 MB

english, 2018

48

Pro-apoptotic activity of new triterpenoid saponins from the roots of Albizia adianthifolia (Schumach.) W.Wight

Noté, Olivier Placide, Kamto, Eutrophe Le Doux, Toukea, Daniel Djou, Aouazou, Sarah Ali, Mbing, Joséphine Ngo, Muller, Christian Dominique, Guillaume, Dominique, Pegnyemb, Dieudonné Emmanuel

Journal:

Year:

2018

Language:

english

File:

PDF, 501 KB

english, 2018

49

In vitro antibacterial activity of Baillonella toxisperma (Pierre) extracts against Staphylococcus aureus, Salmonella typhi, Proteus mirabilis and Bacillus cereus F3748

M, Fodouop, S, P Bouopda Tamo, D, E Pegnyemb, F, X Etoa, Rosin eacute a, Aparecida de Paula, Ana, Andr eacute a Teixeira Barbosa, S iacute lvia, Regina Sartori Machado, Margarete, Alice Fontes Saraiva

Journal:

African Journal of Microbiology Research

Year:

2015

Language:

english

File:

PDF, 535 KB

english, 2015

50

Contortamide, a new anti-colon cancer cerebroside and other constituents from Tabernaemontana contorta Stapf (Apocynaceae)

Ebede, Guy R., Ndongo, Joseph T., Mbing, Joséphine N., Kenfack, Hector C. M., Pegnyemb, Dieudonné E., Bochet, Christian G.

Journal:

Natural Product Research

Year:

2019

Language:

english

File:

PDF, 1.05 MB

english, 2019

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