Heterocycles of biological importance: Part 7. Synthesis of biologically active pyrimido[2,1-b]benzothiazoles from acetylenic acids and 2-aminobenzothiazoles

by Helene Wahe, Joseph T. Mbafor, Augustin E. Nkengfack, Zacharias T. Fomum, Rafael A. Cherkasov, Olov Sterner, Dietrich Doepp
Published 2004-01-01

Heterocycles of biological importance: Part 6. The formation of novel biologically active pyrimido[1,2-a]benzimidazoles from electron deficient alkynes and 2-aminobenzimidazoles

by Helene Wahe, Peter F. Asobo, Rafael A. Cherkasov, Augustin E. Nkengfack, Gabriel N. Folefoc, Zacharias T. Fomum, Dietrich Doepp
Published 2003-12-01

Cytotoxicity, nitric oxide and acetylcholinesterase inhibitory activity of three limonoids isolated from Trichilia welwitschii (Meliaceae)

by Jean P. Dzoyem, Armelle T. Tsamo, Raduis Melong, Pierre Mkounga, Augustin E. Nkengfack, Lyndy J. McGaw, Jacobus N. Eloff
Published 2015-01-01

Preussianone, a New Flavanone-Chromone Biflavonoid from <em>Garcinia preussii</em> Engl.

by Gerhard Bringmann, Kurt Hostettmann, Jean-Luc Wolfender, Alain Meli Lannang, Augustin E. Nkengfack, Barbara Hertlein-Amslinger, Karine Ndjoko-Ioset, Bernadette Biloa Messi
Published 2012-05-01