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51

Geranylated and prenylated flavonoids from the twigs of Dorstenia mannii

Bonaventure T. Ngadjui, Berhanu M. Abegaz, Etienne Dongo, Helene Tamboue, Kouam Fogue

Journal:

Year:

1998

Language:

english

File:

PDF, 462 KB

english, 1998

52

Doubly linked, A-type proanthocyanidin trimer and other constituents of Ixora coccinea leaves and their antioxidant and antibacterial properties

Thomas Oyebode Idowu, Abiodun Oguntuga Ogundaini, Abiola Oladimeji Salau, Efere Martins Obuotor, Merhatibeb Bezabih, Berhanu Molla Abegaz

Journal:

Year:

2010

Language:

english

File:

PDF, 272 KB

english, 2010

53

Profit and Crisisby Arghiri Emmanuel

Review by: Berhanu Abegaz

Journal:

Southern Economic Journal

Year:

1985

Language:

english

File:

PDF, 322 KB

english, 1985

54

ChemInform Abstract: Dorsilurins C, D, and E, Three Prenylated Flavonoids from the Roots of Dorstenia psilurus.

Bonaventure T. Ngadjui, Turibio K. Tabopda, Etienne Dongo, Gilbert W. F. Kapche, Peter Sandor, Berhanu M. Abegaz

Journal:

Year:

2000

File:

PDF, 27 KB

2000

55

Prenylated flavonoids from the aerial parts of Dorstenia mannii

Bonaventure T Ngadjui, Simeon F Kouam, Etienne Dongo, Gilbert W.F Kapche, Berhanu M Abegaz

Journal:

Year:

2000

Language:

english

File:

PDF, 141 KB

english, 2000

56

Homoisoflavonoids and xanthones from the tubers of wild and in vitro regenerated Ledebouria graminifolia and cytotoxic activities of some of the homoisoflavonoids

Joan Mutanyatta, Bhagali G Matapa, Deborah D Shushu, Berhanu M Abegaz

Journal:

Year:

2003

Language:

english

File:

PDF, 174 KB

english, 2003

57

Isofuranonaphthoquinones and phenolic and knipholone derivatives from the roots of Bulbine capitata

Merhatibeb Bezabih, Selebo Motlhagodi, Berhanu M. Abegaz

Journal:

Year:

1997

Language:

english

File:

PDF, 418 KB

english, 1997

58

Two new glycosides from Duboscia macrocarpa Bocq.

Tchuendem, Marguerite H.K., Douanla, Pascal D., Tabopda, Turibio K., Tchinda, Alembert T., Tamze, Véronique, Nkengfack, Augustin E., Abegaz, Berhanu M., Connolly, Joseph D.

Journal:

Phytochemistry Letters

Year:

2014

Language:

english

File:

PDF, 257 KB

english, 2014

59

Photochemistry of dispiro-1,3-cyclobutanediones in methylene chloride and methanol solutions

Krapcho, A. Paul, Abegaz, Berhanu

Journal:

Journal of Organic Chemistry

Year:

1974

Language:

english

File:

PDF, 743 KB

english, 1974

60

(+)-Floribundone 3 from the pods of Senna septemtrionalis

Alemayehu, Gizachew, Woldeyesus, Bekuretsion, Abegaz, Berhanu M

Journal:

Bulletin of the Chemical Society of Ethiopia

Year:

1997

File:

PDF, 212 KB

1997

61

The first 6′-O-sulfated phenylanthraquinones: isolation from Bulbine frutescens, structural elucidation, enantiomeric purity, and partial synthesis

Joan Mutanyatta, Merhatibeb Bezabih, Berhanu M. Abegaz, Michael Dreyer, Reto Brun, Nikolaus Kocher, Gerhard Bringmann

Journal:

Year:

2005

Language:

english

File:

PDF, 425 KB

english, 2005

62

Formylation Products of Thioamides. IV. Reactions of 3-Dialkylamino- and 3-Hydroxythioacrylamides with Amines - Synthesis of 3-Aminothioacrylamides, 5-Aminopyrazoles and 3-Aminoisothiazolium Salts

Doz. Dr. Jürgen Liebscher, Alemayehu Areda, Dr. Berhanu Abegaz

Journal:

Advanced Synthesis & Catalysis

Year:

1983

Language:

english

File:

PDF, 329 KB

english, 1983

63

Elatumic Acid: A New Ursolic Acid Congener from Omphalocarpum elatum Miers (Sapotaceae)

Sandjo, Louis P., Fru, Chi G., Kuete, Victor, Nana, Frederic, Yeboah, Samuel O., Mapitse, Renameditswe, Abegaz, Berhanu M., Efferth, Thomas, Opatz, Till, Ngadjui, Bonaventure T.

Journal:

Zeitschrift für Naturforschung C

Year:

2014

Language:

english

File:

PDF, 236 KB

english, 2014

64

Unwanted Company: Foreign Investment in American Industriesby Jonathan Crystal

Review by: Berhanu Abegaz

Journal:

Journal of Interdisciplinary History

Year:

2007

Language:

english

File:

PDF, 122 KB

english, 2007

65

Terpenoids from Turraeanthus species

Vardamides, Juliette Catherine, Sielinou, Valerie Tedjon, Akone, Sergi Herve, Nkengfack, Augustin Ephrem, Abegaz, Berhanu M.

Journal:

Natural Product Communications

Year:

2010

File:

PDF, 251 KB

2010

66

ChemInform Abstract: Prenylated Flavonoids from the Aerial Parts of Dorstenia mannii.

Bonaventure T. Ngadjui, Simeon F. Kouam, Etienne Dongo, Gilbert W. F. Kapche, Berhanu M. Abegaz

Journal:

Year:

2001

File:

PDF, 27 KB

2001

67

Thermal isomerization of N-oxalyl derivatives of diamino acids

Berhanu M. Abegaz, Peter B. Nunn, André De Bruyn, Fernand Lambein

Journal:

Year:

1993

Language:

english

File:

PDF, 309 KB

english, 1993

68

Diterpenoids from the stem bark of Croton zambesicus

Bonaventure T Ngadjui, Berhanu M Abegaz, Felix Keumedjio, Gabriel N Folefoc, Gilbert W.F Kapche

Journal:

Year:

2002

Language:

english

File:

PDF, 125 KB

english, 2002

69

The evaluation of novel natural products as inhibitors of human glutathione transferase P1-1

Mukanganyama, Stanley, Bezabih, Merhatibeb, Robert, Metuno, Ngadjui, Boneventure T., Kapche, Gilbert F. W., Ngandeu, Francois, Abegaz, Berhanu

Journal:

Journal of Enzyme Inhibition and Medicinal Chemistry

Year:

2011

Language:

english

File:

PDF, 717 KB

english, 2011

70

Epunctanone, a New Benzophenone, and Further Secondary Metabolites from Garcinia epunctata Stapf (Guttiferae)

Fotso, Ghislain W., Ntumy, Aku N., Ngachussi, Eliette, Dube, Mthandazo, Mapitse, Renameditswe, Kapche, Gilbert D. W. F., Andrae-Marobela, Kerstin, Ngadjui, Bonaventure T., Abegaz, Berhanu M.

Journal:

Helvetica Chimica Acta

Year:

2014

Language:

english

File:

PDF, 190 KB

english, 2014

71

Ent-kaurene and ent-beyerene diterpenoids and other constituents of Thecacoris batesii

T. Ngadjui, Bonaventure, M.P. Poumale, Herve, N. Guedem, Alphonsine, Bezabih, Merhatibeb, M. Abegaz, Berhanu

Journal:

Bulletin of the Chemical Society of Ethiopia

Year:

2007

Language:

english

File:

PDF, 97 KB

english, 2007

72

Monoterpene-rich resins from two ethiopian species of commiphora

Berhanu Abegaz, Ermias Dagne, Catherine Bates, Peter G. Waterman

Journal:

Flavour and Fragrance Journal

Year:

1989

Language:

english

File:

PDF, 179 KB

english, 1989

73

Isoflavonoids from Salsola somalensis

Yordanos Woldu, Berhanu Abegaz

Journal:

Year:

1990

Language:

english

File:

PDF, 326 KB

english, 1990

74

Constituents of the essential oil of Artemisia rehan

Berhanu Abegaz, Paulos G. Yohannes

Journal:

Year:

1982

Language:

english

File:

PDF, 273 KB

english, 1982

75

Antimicrobial activities of the methanol extract and compounds fromArtocarpus communis(Moraceae)

Victor Kuete, Patrick Y Ango, Ghislain W Fotso, Gilbert DWF Kapche, Jean P Dzoyem, Arlette G Wouking, Bonaventure T Ngadjui, Berhanu M Abegaz

Journal:

BMC Complementary and Alternative Medicine

Year:

2011

Language:

english

File:

PDF, 253 KB

english, 2011

76

A new approach for anthelmintic discovery for humans

Timothy G. Geary, Kelly Chibale, Berhanu Abegaz, Kerstin Andrae-Marobela, Eliane Ubalijoro

Journal:

Trends in Parasitology

Year:

2012

Language:

english

File:

PDF, 197 KB

english, 2012

77

Glutathione transferase from Plasmodium falciparum – Interaction with malagashanine and selected plant natural products

Mangoyi, Rumbidzai, Hayeshi, Rose, Ngadjui, Bonventure, Ngandeu, Francois, Bezabih, Merhatibebe, Abegaz, Berhanu, Razafimahefa, Solofoniaina, Rasoanaivo, Philippe, Mukanganyama, Stanley

Journal:

Journal of Enzyme Inhibition and Medicinal Chemistry

Year:

2010

Language:

english

File:

PDF, 890 KB

english, 2010

78

The mechanism of the rearrangement of the neurotoxin β-odap to α-odap

André De Bruyn, Christian Becu, Fernand Lambein, Naod Kebede, Berhanu Abegaz, Peter B. Nunn

Journal:

Year:

1994

Language:

english

File:

PDF, 413 KB

english, 1994

79

THE CHEMISTRY OF 3-AMINOTHIOACRYLAMIDES; PART II: 3-AMINOTHIOACRYLAMIDES AS USEFUL SYNTHONS IN ORGANIC SYNTHESIS

Liebscher, Jürgen, Abegaz, Berhanu, Knoll, Alexander

Journal:

Phosphorous and Sulfur and the Related Elements

Year:

1988

Language:

english

File:

PDF, 1.08 MB

english, 1988

80

A New Bianthracene C -arabinopyranoside from Senna septemtrionalis

Alemayehu, Gizachew, Adane, Legesse, Abegaz, Berhanu M.

Journal:

Natural Product Communications

Year:

2010

Language:

english

File:

PDF, 255 KB

english, 2010

81

Macrocyclic pyrrolizidine alkaloids of crotalaria rosenii

Berhanu Abegaz, Getachew Atnafu, H. Duddeck, G. Snatzke

Journal:

Year:

1987

Language:

english

File:

PDF, 424 KB

english, 1987

82

Chemical constituents of Treculia acuminata and Treculia africana (Moraceae)

Robert Metuno, François Ngandeu, Alembert T. Tchinda, Bathelemy Ngameni, Gilbert D.W.F. Kapche, Pierre C. Djemgou, Bonaventure T. Ngadjui, Merhatibeb Bezabih, Berhanu M. Abegaz

Journal:

Biochemical Systematics and Ecology

Year:

2008

Language:

english

File:

PDF, 159 KB

english, 2008

83

Naturally Occurring Homoisoflavonoids: Phytochemistry, Biological Activities, and Synthesis (Part II)

Abegaz, Berhanu M, Kinfe, Henok H

Journal:

Natural Product Communications

Year:

2019

Language:

english

File:

PDF, 1022 KB

english, 2019

84

Terpenoids from Turraeanthus species

Vardamides, Juliette Catherine, Sielinou, Valerie Tedjon, Akone, Sergi Herve, Nkengfack, Augustin Ephrem, Abegaz, Berhanu M.

Journal:

Natural Product Communications

Year:

2010

Language:

english

File:

PDF, 251 KB

english, 2010

85

Bioguided chemical study of Boswellia dalzielii Hutch. (Burseraceae) for antibacterial agents and a new glucopyranoxylmethoxybenzyle

Tegasne, Catherine, Kapche, Gilbert Deccaux Wabo Fotso, Mawabo, Isabelle Kamga, Talla, Rostan Mangoua, Jouda, Jean-Bosco, Happi, Gervais MouthÃ©, Lenta, Bruno Ndjakou, Frese, Marcel, Abegaz, Berhanu M

Journal:

Natural Product Research

Year:

2020

File:

PDF, 1.24 MB

2020

86

The interaction of selected natural products with human recombinant glutathione transferases

Rose Hayeshi, Stanley Mukanganyama, Banasri Hazra, Berhanu Abegaz, Julia Hasler

Journal:

Phytotherapy Research

Year:

2004

Language:

english

File:

PDF, 191 KB

english, 2004

87

Chemical constituents of Trilepisium madagascariense (Moraceae) and their antimicrobial activity

Patrick Y. Ango, Deccaux W.F.G. Kapche, Victor Kuete, Bonaventure T. Ngadjui, Merhatibeb Bezabih, Berhanu M. Abegaz

Journal:

Phytochemistry Letters

Year:

2012

Language:

english

File:

PDF, 212 KB

english, 2012

88

Biogenic amine producing bacteria associated with three different commercially fermented beverages in Botswana

Maitshwarelo, Ignatius Matsheka, Clement, Chedza Magwamba, Sisai, Mpuchane, Berhanu, Abegaz Gashe

Journal:

African Journal of Microbiology Research

Year:

2013

Language:

english

File:

PDF, 222 KB

english, 2013

89

Sesquiterpene lactones and other constituents of Vernonia species from ethiopia

Berhanu M. Abegaz, Annah W. Keige, Jesús D. Diaz, Werner Herz

Journal:

Year:

1994

Language:

english

File:

PDF, 616 KB

english, 1994

90

A 1,4-anthraquinone-dihydroanthracenone dimer from Senna sophera

Gizachew Alemayehu, Berhanu Abegaz, Wolfgang Kraus

Journal:

Year:

1998

Language:

english

File:

PDF, 299 KB

english, 1998

91

Rotenoid derivatives and other constituents of the twigs of Millettia duchesnei

François Ngandeu, Merhatibeb Bezabih, Dieudonne Ngamga, Alembert T. Tchinda, Bonaventure T. Ngadjui, Berhanu M. Abegaz, Hanh Dufat, François Tillequin

Journal:

Year:

2008

Language:

english

File:

PDF, 144 KB

english, 2008

92

NMR-study of the stereochemistry and dynamic behaviour of thioacrylamides

Dr. E. Kleinpeter, Tsegaye Tadesse, Dr. Berhanu Abegaz

Journal:

Advanced Synthesis & Catalysis

Year:

1986

Language:

english

File:

PDF, 353 KB

english, 1986

93

Prenylated flavonoids, monoterpenoid furanocoumarins and other constituents from the twigs of Dorstenia elliptica (Moraceae)

Berhanu M. Abegaz, Bonaventure T. Ngadjui, Gabriel N. Folefoc, Serge Fotso, Pantaleon Ambassa, Merhatibeb Bezabih, Etienne Dongo, Frode Rise, Dirk Petersen

Journal:

Year:

2004

Language:

english

File:

PDF, 209 KB

english, 2004

94

4′-Demethylknipholone from aerial parts of bulbine capitata

Merhatibeb Bezabih, Berhanu M Abegaz

Journal:

Year:

1998

Language:

english

File:

PDF, 207 KB

english, 1998

95

Prenylated chalcones and flavones from the leaves of dorstenia kameruniana

Berhanu M Abegaz, Bonaventure T Ngadjui, Etienne Dongo, Helene Tamboue

Journal:

Year:

1998

Language:

english

File:

PDF, 208 KB

english, 1998

96

Bianthrones from Senna longiracemosa

Gizachew Alemayehu, Berhanu Abegaz, Gunther Snatzke, Helmut Duddeck

Journal:

Year:

1993

Language:

english

File:

PDF, 528 KB

english, 1993

97

Stereoselective synthesis of 3-(ω-hydroxyalkyl)-2-pyrrolidinones from α-alkylidenelactones and nitromethane

Andreas Otto, Berhanu Abegaz, Burkhard Ziemer, Jürgen Liebscher

Journal:

Tetrahedron: Asymmetry

Year:

1999

Language:

english

File:

PDF, 206 KB

english, 1999

98

Antimicrobial activity of the methanolic extracts and compounds from Treculia obovoidea (Moraceae)

Victor Kuete, Robert Metuno, Bathélémy Ngameni, Armelle Mbaveng Tsafack, François Ngandeu, Ghislain Wabo Fotso, Merhatibeb Bezabih, François-Xavier Etoa, Bonaventure Tchaleu Ngadjui, Berhanu M. Abegaz

Journal:

Journal of Ethnopharmacology

Year:

2007

Language:

english

File:

PDF, 263 KB

english, 2007

99

Constituents of the Essential Oils from Wild and Cultivated Lippia adoensis Hochst. ex Walp.

Abegaz, Berhanu, Asfaw, Nigist, Lwande, Wilber

Journal:

Journal of Essential Oil Research

Year:

1993

Language:

english

File:

PDF, 320 KB

english, 1993

100

Prenylated flavonoids and a dihydro-4-phenylcoumarinfrom Dorstenia poinsettifolia

Bonaventure T Ngadjui, Gilbert W.F Kapche, Helene Tamboue, Berhanu M Abegaz, Joseph D Connolly

Journal:

Year:

1999

Language:

english

File:

PDF, 262 KB

english, 1999

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