A.E. Nkengfack: search on Z-Library

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1

Bacterial and parasitic contaminants of salad vegetables sold in markets in Fako Division, Cameroon and evaluation of hygiene and handling practices of vendors

Akoachere, Jane-Francis Tatah Kihla, Tatsinkou, Bertrand Fossi, Nkengfack, Joseph Mbapngong

Journal:

BMC Research Notes

Year:

2018

Language:

english

File:

PDF, 1.37 MB

english, 2018

2

How Does the Shadow Economy Affect Environmental Quality in Sub-Saharan Africa? Evidence from Heterogeneous Panel Estimations

Nkengfack, Hilaire, Kaffo Fotio, HervÃ©, Totouom, Armand

Journal:

Journal of the Knowledge Economy

Year:

2020

File:

PDF, 364 KB

2020

3

Chemical Constituents of the Leaves of Caloncoba welwitschii Gilg .

Douanla, Pascal D., Tchuendem, Marguerite Hortence K., Tchinda, Alembert T., Tabopda, Turibio Kuiate, Zofou, Denis, Cieckiewicz, Ewa, Frédérich, Michel, Nkengfack, Augustin E.

Journal:

Phytochemistry Letters

Year:

2018

Language:

english

File:

PDF, 323 KB

english, 2018

4

Furanoflavones from root bark of Millettia sanagana

J.T. Mbafor, A.T. Atchade, A.E. Nkengfack, Z.T. Fomum, Olov Sterner

Journal:

Year:

1995

Language:

english

File:

PDF, 234 KB

english, 1995

5

Activity of three cytotoxic isoflavonoids from Erythrina excelsa and Erythrina senegalensis (neobavaisoflavone, sigmoidin H and isoneorautenol) toward multi-factorial drug resistant cancer cells

Kuete, Victor, Sandjo, Louis P., Kwamou, Guy M.N., Wiench, Benjamin, Nkengfack, Augustin E., Efferth, Thomas

Journal:

Year:

2014

Language:

english

File:

PDF, 1.24 MB

english, 2014

6

Fungicidal Potential of Essential Oils and Fractions from Cymbopogon citratus, Ocimum gratissimum and Thymus vulgaris to Control Alternaria padwickii and Bipolaris oryzae , Two Seed-Borne Fungi of Rice ( Oryza Sativa L.)

Nguefack, J., Nguikwie, S. K., Fotio, D., Dongmo, B., Zollo, P. H. Amvam, Leth, V., Nkengfack, A. E., Poll, L.

Journal:

Journal of Essential Oil Research

Year:

2007

Language:

english

File:

PDF, 119 KB

english, 2007

7

Phenolic metabolites from Erythrina species

Augustin E. Nkengfack, Timothee W. Vouffo, Juliette C. Vardamides, Jacques Kouam, Zacharias T. Fomum, Michele Meyer, Olov Sterner

Journal:

Year:

1997

Language:

english

File:

PDF, 466 KB

english, 1997

8

Conrauinones A and B, Two New Isoflavones from Stem Bark of Millettia conraui 1

Fuendjiep, Victorine, Nkengfack, Augustin E., Fomum, Z. Tanee, Sondengam, Beibam L., Bodo, Bernard

Journal:

Journal of Natural Products

Year:

1998

Language:

english

File:

PDF, 98 KB

english, 1998

9

Antimicrobial and cytotoxic agents from Calophyllum inophyllum

Marie C. Yimdjo, Anatole G. Azebaze, Augustin E. Nkengfack, A. Michele Meyer, Bernard Bodo, Zacharias T. Fomum

Journal:

Year:

2004

Language:

english

File:

PDF, 289 KB

english, 2004

10

Limonoids from the West African Trichilia welwitschii (Meliaceae)

Tsamo, Armelle, Langat, Moses K., Nkounga, Pierre, Kamdem Waffo, Alain F., Nkengfack, Augustin E., Mulholland, Dulcie A.

Journal:

Biochemical Systematics and Ecology

Year:

2013

Language:

english

File:

PDF, 199 KB

english, 2013

11

Antimicrobial and antileishmanial xanthones from the stem bark ofAllanblackia gabonensis

A. G. B. Azebaze, B. M. W. Ouahouo, J. C. Vardamides, A. Valentin, V. Kuete, L. Acebey, V. P. Beng, A. E. Nkengfack, M. Meyer

Journal:

Chemistry of Natural Compounds

Year:

2008

Language:

english

File:

PDF, 110 KB

english, 2008

12

Heterocycles of biological importance. Part 5. The formation of novel biologically active pyrimido[1,2-a]benzimidazoles from allenic nitriles and aminobenzimidazoles

Forche Asobo, Peter, Wahe, Helene, Mbafor, Joseph Tanyi, Nkengfack, Augustin Ephraim, Fomum, Zacharias Tanee, Sopbue, Emmanuel Fondjo, Döpp, Dietrich

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

2001

Language:

english

File:

PDF, 105 KB

english, 2001

13

Antibacterial activity of selected Cameroonian dietary spices ethno-medically used against strains of Mycobacterium tuberculosis

Emmanuel Mouafo Tekwu, Tülin Askun, Victor Kuete, Augustin Ephraim Nkengfack, Barthélémy Nyasse, François-Xavier Etoa, Véronique Penlap Beng

Journal:

Journal of Ethnopharmacology

Year:

2012

Language:

english

File:

PDF, 435 KB

english, 2012

14

Allenes. Part 47. Pyrido[1,2-a]pyrimidines and their hydrolysis products from allenic and acetylenic nitriles

Landor, Stephen R., Landor, Phyllis D., Johnson, Andrew, Fomum, Z. Tanee, Mbafor, J. Tanyi, Nkengfack, A. Ephraim

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1988

Language:

english

File:

PDF, 537 KB

english, 1988

15

Rubescins F–H, new vilasinin-type limonoids from the leaves of Trichilia rubescens (Meliaceae)

Tsamo, Armelle Tontsa, Pagna, Julio Issah Mawouma, Nangmo, Pamela Kemda, Mkounga, Pierre, Laatsch, Hartmut, Nkengfack, Augustin Ephrem

Journal:

Zeitschrift für Naturforschung C

Year:

2019

Language:

english

File:

PDF, 352 KB

english, 2019

16

Bioactive secondary metabolites from Plectranthus glandulosus Hook. (Lamiaceae)

Tsopmejio, Jean Paul, Momeni, Jean, Nkouam Tsopjio, Francine, Sielinou Tedjon, Valérie, Mkounga, Pierre, Shehla, Nuzhat, Iqbal Choudhary, M., Nkengfack, Augustin E.

Journal:

Phytochemistry Letters

Year:

2019

Language:

english

File:

PDF, 1.05 MB

english, 2019

17

Semisynthesis and antitumoral activity of 2-acetylfuranonaphthoquinone and other naphthoquinone derivatives from lapachol

Kenneth O. Eyong, Ponminor S. Kumar, Victor Kuete, Gabriel N. Folefoc, Ephriam A. Nkengfack, Sundarababu Baskaran

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2008

Language:

english

File:

PDF, 268 KB

english, 2008

18

Flavones and isoflavones from the west African Fabaceae Erythrina vogelii

Alain F. Kamdem Waffo, Philip H. Coombes, Dulcie A. Mulholland, Augustin E. Nkengfack, Zacharias T. Fomum

Journal:

Year:

2006

Language:

english

File:

PDF, 142 KB

english, 2006

19

Rubescins A, B and C: New Havanensin Type Limonoids from Root Bark of Trichilia rubescens (Meliaceae)

Tsamo Tontsa, Armelle, Mkounga, Pierre, Njayou, Fréderic Nico, Manautou, José, Kirk, Marat, Hultin, Philip Gregory, Nkengfack, Augustin Ephrem

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

2013

Language:

english

File:

PDF, 440 KB

english, 2013

20

ChemInform Abstract: The Millettia of Cameroon. Part 4. Furanoflavones from Root Bark of Millettia sanagana.

J. T. MBAFOR, A. T. ATCHADE, A. E. NKENGFACK, Z. T. FOMUM, O. STERNER

Journal:

Year:

1996

File:

PDF, 26 KB

1996

21

HIV/AIDS || Antioxidants in HIV in Africa

Nkengfack Nembongwe, Germaine S.

Year:

2018

Language:

english

File:

PDF, 375 KB

english, 2018

22

New coumestan and coumaronochromone derivatives from Dalbergia boehmii Taub. (Fabaceae)

Abdou, Jean Pierre, Momeni, Jean, Adhikari, Achyut, Tsabang, Nole, Tchinda, Alembert T., Choudhary, Muhammad I., Nkengfack, Augustin E.

Journal:

Phytochemistry Letters

Year:

2017

Language:

english

File:

PDF, 319 KB

english, 2017

23

ChemInform Abstract: The Millettia of Cameroon. Part 9. Conrauinones C and D, Two Isoflavones from Stem Bark of Millettia conraui.

V. FUENDJIEP, A. E. NKENGFACK, Z. T. FOMUM, B. L. SONDENGAM, B. BODO

Journal:

Year:

1998

File:

PDF, 27 KB

1998

24

Antibacterial and Antioxidant Xanthones and Benzophenone from Garcinia smeathmannii

Fouotsa, Hugues, Lannang, Alain, Dzoyem, Jean, Tatsimo, Simplice, Neumann, Beate, Mbazoa, Celine, Razakarivony, Andrianambinina, Nkengfack, Augustin, Eloff, Jacobus, Sewald, Norbert

Journal:

Year:

2015

Language:

english

File:

PDF, 149 KB

english, 2015

25

Chemical constituents from leaves and root bark of Trichilia monadelpha (Meliaceae)

Nangmo, Kemda Pamela, Tsamo, Tontsa Armelle, Zhen, Liu, Mkounga, Pierre, Akone, Sergi Herve, Tsabang, Nole, Müller, Werner E.G., Marat, Kirt, Proksch, Peter, Nkengfack, Augustin Ephrem

Journal:

Phytochemistry Letters

Year:

2018

Language:

english

File:

PDF, 527 KB

english, 2018

26

Triterpenoids from seeds of Tapinanthus bangwensis

Maza, Hermine, Mkounga, Pierre, Fenkam, Sandra Larissa, Sado, Sylvain Kamdem, Hishikawa, Hayato, Nishino, Hiroshi, Nkengfack, Ephrem Augustin

Journal:

Phytochemistry Letters

Year:

2017

Language:

english

File:

PDF, 672 KB

english, 2017

27

Antitumor, antioxidant and antimicrobial activities of Bersama engleriana (Melianthaceae)

Victor Kuete, Armelle Tsafack Mbaveng, Maurice Tsaffack, Véronique Penlap Beng, Francois-Xavier Etoa, Augustin Ephraim Nkengfack, J.J. Marion Meyer, Namrita Lall

Journal:

Journal of Ethnopharmacology

Year:

2008

Language:

english

File:

PDF, 231 KB

english, 2008

28

ChemInform Abstract: ALLENES. PART 44. FORMATION OF OXAZOLINES AND BENZOXAZOLES FROM ALLENIC NITRILES AND AMIDES AND FROM PHENYLPROPYNENITRILE

FOMUM, Z. T., NKENGFACK, A. E., MPANGO, G. W. P., LANDOR, S. R., LANDOR, P. D.

Journal:

Chemischer Informationsdienst

Year:

1985

File:

PDF, 141 KB

1985

29

EEG signals analysis for epileptic seizures detection using polynomial transforms, linear discriminant analysis and support vector machines

Djoufack Nkengfack, Laurent Chanel, Tchiotsop, Daniel, Atangana, Romain, Louis-Door, ValÃ©rie, Wolf, Didier

Journal:

Biomedical Signal Processing and Control

Year:

2020

File:

PDF, 8.25 MB

2020

30

Antifungal activity of Piper guineense of Cameroon

A. Ngono Ngane, L. Biyiti, Ph. Bouchet, A. Nkengfack, P.H. Amvam Zollo

Journal:

Year:

2003

Language:

english

File:

PDF, 56 KB

english, 2003

31

Two New Triterpenoid Saponins from Erythrina sigmoidea

Kouam, J., Nkengfack, A. Ephrem, Fomum, Z. Tanee, Ubillas, Rosa, Tempesta, Michael S., Meyer, Michèle

Journal:

Journal of Natural Products

Year:

1991

Language:

english

File:

PDF, 324 KB

english, 1991

32

Antimicrobial and Antioxidant Isoflavonoid Derivatives from the Roots of Amphimas pterocarpoides

Fodja Saah, Edwige P., Tedjon Sielinou, Valerie, Kuete, Victor, Lacmata, Stephen T., Nkengfack, Augustin E.

Journal:

Zeitschrift für Naturforschung B

Year:

2013

Language:

english

File:

PDF, 182 KB

english, 2013

33

Newbouldiaquinone and Newbouldiamide: A New Naphthoquinone–Anthraquinone Coupled Pigment and a New Ceramide from Newbouldia laevis

Eyong, Kenneth Oben, Krohn, Karsten, Hussain, Hidayat, Folefoc, Gabriel Ngosong, Nkengfack, Augustin Ephram, Schulz, Barbara, Hu, Qunxiu

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

2005

Language:

english

File:

PDF, 128 KB

english, 2005

34

Plant extracts from Cameroonian medicinal plants strongly inhibit hepatitis C virus infection in vitro

Galani, Borris R. T., Sahuc, Marie-Emmanuelle, Njayou, Frederic N., Deloison, Gaspard, Mkounga, Pierre, Feudjou, William F., Brodin, Priscille, RouillÃ©, Yves, Nkengfack, Augustin E., Moundipa, Paul F

Journal:

Frontiers in Microbiology

Year:

2015

Language:

english

File:

PDF, 851 KB

english, 2015

35

Suitable Mother Wavelet Selection for EEG Signals Analysis: Frequency Bands Decomposition and Discriminative Feature Selection

Atangana, Romain, Tchiotsop, Daniel, Kenne, Godpromesse, Djoufack Nkengfack, Laurent Chanel

Journal:

Signal & Image Processing An International Journal

Year:

2020

File:

PDF, 918 KB

2020

36

Food preservative potential of essential oils and fractions from Cymbopogon citratus, Ocimum gratissimum and Thymus vulgaris against mycotoxigenic fungi

J. Nguefack, J.B. Lekagne Dongmo, C.D. Dakole, V. Leth, H.F. Vismer, J. Torp, E.F.N. Guemdjom, M. Mbeffo, O. Tamgue, D. Fotio, P.H. Amvam Zollo, A.E. Nkengfack

Journal:

International Journal of Food Microbiology

Year:

2009

Language:

english

File:

PDF, 180 KB

english, 2009

37

Extractives from Erythrina eriotriocha

Nkengfack, A. Ephrem, Fomum, Z. Tanee, Ubillas, Rosa, Sanson, Dale R., Tempesta, Michael S.

Journal:

Journal of Natural Products

Year:

1990

Language:

english

File:

PDF, 270 KB

english, 1990

38

Cytotoxicity of seven naturally occurring phenolic compounds towards multi-factorial drug-resistant cancer cells

Kuete, Victor, Mbaveng, Armelle T., Nono, Eric C.N., Simo, Christophe C., Zeino, Maen, Nkengfack, Augustin E., Efferth, Thomas

Journal:

Year:

2016

Language:

english

File:

PDF, 1.61 MB

english, 2016

39

ChemInform Abstract: Erythrina Studies. Part 36. Indicanines B and C, Two Isoflavonoid Derivatives from the Root Bark of Erythrina indica.

Alain K. Waffo, Guy A. Azebaze, Augustin E. Nkengfack, Zacharias T. Fomum, Michele Meyer, Bernard Bodo, Fanie R. van Heerden

Journal:

Year:

2000

File:

PDF, 28 KB

2000

40

ChemInform Abstract: Heterocycles of Biological Importance. Part 5. The Formation of Novel Biologically Active Pyrimido[1,2-a]benzimidazoles from Allenic Nitriles and Aminobenzimidazoles.

Peter Forche Asobo, Helene Wahe, Joseph Tanyi Mbafor, Augustin Ephraim Nkengfack, Zacharias Tanee Fomum, Emmanuel Fondjo Sopbue, Dietrich Doepp

Journal:

Year:

2001

File:

PDF, 28 KB

2001

41

A New Prenylated Isoflavone and Triterpenoids from Erythrina eriotriocha

Nkengfack, Augustin E., Fomum, Z. Tanee, Ubillas, Rosa, Tempesta, Michael S.

Journal:

Journal of Natural Products

Year:

1990

Language:

english

File:

PDF, 370 KB

english, 1990

42

Two new indolic and quinolinic alkaloids and other secondary metabolites from Mostuea thomsonii (Loganiaceae)

Gompe, Eric Gustave Bobda, Ouahouo, Blandine Marlyse Wache, Sielinou, Valerie Tedjon, Tsaffack, Maurice, Fotie, Jean, Assob, Jules Clement Nguedia, Ishikawa, Hayato, Mkounga, Pierre, Nkengfack, August

Journal:

Phytochemistry Letters

Year:

2018

Language:

english

File:

PDF, 392 KB

english, 2018

43

Chemical constituents from leaves and trunk bark of Rinorea oblongifolia (Violaceae)

Munvera, Aristide Mfifen, Ouahouo, Blandine Marlyse Wache, Mkounga, Pierre, Mbekou, Michelle Ines Kanko, Nuzhat, Shehla, Choudhary, Muhammad Iqbal, Nkengfack, Augustin Ephrem

Journal:

Natural Product Research

Year:

2019

File:

PDF, 951 KB

2019

44

Symphonia Studies. Part 2. Globulixanthones C, D and E: Three Prenylated Xanthones with Antimicrobial Properties from the Root Bark of Symphonia globulifera.

Augustin E. Nkengfack, Pierre Mkounga, Michele Meyer, Zacharias T. Fomum, Bernard Bodo

Journal:

Year:

2002

File:

PDF, 28 KB

2002

45

Erythrinasinate, an ester from three Erythrina species

Z. Tanee Fomum, J. Foyere Ayafor, Jean Wandji, W. Gana Fomban, A. Ephrem Nkengfack

Journal:

Year:

1986

Language:

english

File:

PDF, 277 KB

english, 1986

46

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

47

Phytochemical analysis with free radical scavenging, nitric oxide inhibition and antiproliferative activity of Sarcocephalus pobeguinii extracts

Mfotie Njoya, Emmanuel, Munvera, Aristide Mfifen, Mkounga, Pierre, Nkengfack, Augustin Ephrem, McGaw, Lyndy Joy

Journal:

BMC Complementary and Alternative Medicine

Year:

2017

Language:

english

File:

PDF, 4.55 MB

english, 2017

48

Rubescins I and J, further limonoid derivatives from the stem bark of Trichilia rubescens (Meliaceae)

Tsamo, Armelle Tontsa, Melong, Raduis, Mkounga, Pierre, Nkengfack, Augustin Ephrem

Journal:

Natural Product Research

Year:

2018

Language:

english

File:

PDF, 1.41 MB

english, 2018

49

Chemical constituents of the ethyl acetate extracts of the stem bark and fruits of Dichrostachys cinerea and the roots of Parkia bicolor

Fotie, J., Nkengfack, A.E., Peter, M.G., Heydenreich, M., Fomum, Z.T.

Journal:

Bulletin of the Chemical Society of Ethiopia

Year:

2004

Language:

english

File:

PDF, 123 KB

english, 2004

50

Norbergenin Derivatives from Diospyros crassiflora (Ebenaceae)

Akak, Carine Mvot, Nkengfack, Augustin Ephrem, Tu, Peng-Fei

Journal:

Natural Product Communications

Year:

2013

Language:

english

File:

PDF, 377 KB

english, 2013

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