Search Results - "Fomum, Z.T."

Antimicrobial and cytotoxic agents from Calophyllum inophyllum by Yimdjo, Marie C., Azebaze, Anatole G., Nkengfack, Augustin E., Meyer, A. Michele, Bodo, Bernard, Fomum, Zacharias T.

“…The study of the chemical constituents of the nut and root bark of Calophyllum inophyllum has led to the isolation of a xanthone derivative, inoxanthone, 3,…”
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Estrogenic effects of the ethyl-acetate extract of the stem bark of Erythrina lysistemon Hutch (Fabaceae) by Tanee, F.S.F., Njamen, D., Magne Ndé, C.B., Wanji, J., Zierau, O., Fomum, Z.T., Vollmer, G.

“…The stem bark of Erythrina lysistemon, one of the traditionally used “women remedies”, has been assessed for its estrogenic activity. The ethyl-acetate extract…”
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Secondary metabolites from Senecio burtonii (Compositae) by Ndom, J.C., Mbafor, J.T., Azebaze, A.G.B., Vardamides, J.C., Kakam, Z., Kamdem, A.F.W., Deville, A., Ngando, T.M., Fomum, Z.T.

“…A cacalolide derivative named 4α-[2′-hydroxymethylacryloxy]-1β-hydroxy-14-(5-6)abeo eremophilan-12,8-olide and a shikimic acid derivative named (3′…”
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Scaphopetalone and scaphopetalumate, a lignan and a triterpene ester from Scaphopetalum thonneri by Vardamides, J.C, Azebaze, A.G.B, Nkengfack, A.E, Van Heerden, F.R, Fomum, Z.T, Ngando, T.M, Conrad, J, Vogler, B, Kraus, W

“…From the methanol extract of the stem bark of Scaphopetalum thonneri, two new compounds, including one lignan, named scaphopetalone, one new ester of ferulic…”
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Sigmoiside E: A new antibacterial triterpenoid saponin from Erythrina sigmoidea (Hua) by J. Kouam, X. Siewe Noundou, Laure B. Kouitcheu Mabeku, A. Meli Lannang, M. Iqbal Choudhary, Z.T. Fomum

“…Chemical analysis of the stem bark of Erythrina sigmoidea (Leguminoseae) yielded two known isoflavones, 6,8-diprenylgenisteine (3) and warangalone (4) as well…”
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An O-geranylated isoflavone from Millettia griffoniana by Yankep, Emmauel, Fomum, Z.T., Dagne, Ermias

“…A new O-geranylated isoflavone, 3′,4′-methylenedioxy-7- O-[( E)-3,7-dimethyl-2,6-octadienyl] isoflavone, 7- O-geranylpseudobaptigenin, was isolated in addition…”
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Chemical constituents of the ethyl acetate extracts of the stem bark and fruits of Dichrostachys cinerea and the roots of Parkia bicolor by J. Fotie, A.E. Nkengfack, M.G. Peter, M. Heydenreich, Z.T. Fomum

“…The antibacterial activities of ethyl acetate, methanol and aqueous extracts of the stem bark of Dichrostachys cinerea and the roots of Parkia bicolor have…”
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Furanoflavones from root bark of Millettia sanagana by Mbafor, J.T., Atchade, A.T., Nkengfack, A.E., Fomum, Z.T., Sterner, Olov

“…A new furanoflavone, named sanaganone, was isolated from the root bark of Millettia sanagana in addition to four known compounds, pongamol, lanceolatin B,…”
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Protein Tyrosine Phosphatase-1B Inhibitory Activity of Isoprenylated Flavonoids Isolated from Erythrina mildbraedii by Na, MinKyun, Jang, JunPil, Njamen, Dieudonné, Mbafor, Joseph Tanyi, Fomum, Zacharias Tanee, Kim, Bo Yeon, Oh, Won Keun, Ahn, Jong Seog

“…Inhibition of protein tyrosine phosphatase-1B (PTP1B) has been proposed as a therapy for treatment of type-2 diabetes and obesity. Bioassay-guided…”
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α-Glucosidase inhibitory constituents from stem bark of Terminalia superba (Combretaceae) by Wansi, Jean Duplex, Lallemand, Marie-Christine, Chiozem, David Daco, Toze, Flavien Aristide A., Mbaze, Luc Meva’a, Naharkhan, Shamsun, Iqbal, Muhammad Choudhary, Tillequin, François, Wandji, Jean, Fomum, Zacharias Tanee

“…The CH 2Cl 2/CH 3OH (1/1) extract of the stem bark of Terminalia superba afforded two compounds, (7 S,8 R,7′ R,8′ S)-4′-hydroxy-4-methoxy-7,7′-epoxylignan 1…”
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Cytotoxic isoflavones from Erythrina indica by Nkengfack, Augustin E, Azebaze, Anatole G.B, Waffo, Alain K, Fomum, Zacharias T, Meyer, Michelle, van Heerden, Fanie R

“…Bioassay-directed fractionation of the CH 2Cl 2–MeOH (1:1) extract of the stem bark of Erythrina indica, has resulted in the isolation of two new isoflavone…”
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Chalconoid and stilbenoid glycosides from Guibourtia tessmanii by Fuendjiep, V, Wandji, J, Tillequin, F, Mulholland, D.A, Budzikiewicz, H, Fomum, Z.T, Nyemba, A.M, Koch, M

“…A dihydrochalcone glucoside and a stilbene rutinoside have been isolated from Guibourtia tessmanii. Phytochemical studies on the stem bark of Guibourtia…”
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Four new chalcones from Erythrina abyssinica by Cui, Long, Thuong, Phuong Thien, Lee, Hyun Sun, Njamen, Dieudonné, Mbafor, Joseph Tanyi, Fomum, Z Tanee, Lee, Junwon, Kim, Young Ho, Oh, Won Keun

“…Four new chalcones 1 - 4, named abyssinones A - D, were isolated from the stem bark of the plant Erythrina abyssinica and their structures were elucidated on…”
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Globulixanthones C, D and E: three prenylated xanthones with antimicrobial properties from the root bark of Symphonia globulifera by Nkengfack, Augustin E, Mkounga, Pierre, Meyer, Michele, Fomum, Zacharias T, Bodo, Bernard

“…Two prenylated xanthone derivatives, named globulixanthones C and D and one bis-xanthone, designated globulixanthone E, have been isolated from the root bark…”
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Flavones and isoflavones from the west African Fabaceae Erythrina vogelii by Kamdem Waffo, Alain F., Coombes, Philip H., Mulholland, Dulcie A., Nkengfack, Augustin E., Fomum, Zacharias T.

“…The stem bark of Erythrina vogelii collected in Nigeria has yielded two novel isoflavones vogelins H ( 1) and I ( 2), a novel flavone, vogelin J ( 3), and…”
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Pentacyclic triterpenoid and saponins from Gambeya boukokoensis by Wandji, J, Tillequin, F, Mulholland, D.A, Shirri, J.C, Tsabang, N, Sequin, E, Verite, P, Libot, F, Fomum, Z.T

“…Chemical studies of the EtOAc extract of Gambeya boukokoensis Aubr. et Pellegr. stem bark led to the isolation of eight compounds. Three of them were…”
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Anti-inflammatory activities of two flavanones, sigmoidin A and sigmoidin B, from Erythrina sigmoidea by Njamen, Dieudonné, Mbafor, Joseph Tanyi, Fomum, Zacharias Tanee, Kamanyi, Albert, Mbanya, Jean-Claude, Recio, M Carmen, Giner, Rosa M, Máñez, Salvador, Ríos, José Luis

“…Two prenylated flavanones isolated from Erythrina sigmoidea Hua (sigmoidin A and sigmoidin B) were studied for their ability to inhibit the stable…”
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Diterpenoids from Turraeanthus mannii by Vardamides, Juliette Catherine, Sielinou, Valerie Tedjon, Ndemangou, Brigitte, Nkengfack, Augustin Ephrem, Fomum, Zacharias Tanee, Poumale, Herve Martial Poumale, Laatsch, Hartmut

“…Three new compounds, 15-acetoxy-12-hydroxy-16-methyl-labda-8(17),13E-diene (1), ent-labda-8(17),13-dien-15,16-olid-19-oic acid methyl ester (2), and…”
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Griffonianone D, an Isoflavone with Anti-inflammatory Activity from the Root Bark of Millettia griffoniana by Yankep, Emmanuel, Njamen, Dieudonné, Fotsing, Maurice Tagatsing, Fomum, Zacharias Tanee, Mbanya, Jean-Claude, Giner, Rosa M., Recio, M. Carmen, Máñez, Salvador, Ríos, José Luis

“…A new isoflavone, griffonianone D (1), and the previously known compounds durmillone and odorantin were isolated from a chloroform extract of the root bark of…”
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Indicanines B and C, two isoflavonoid derivatives from the root bark of Erythrina indica by Waffo, Alain K., Azebaze, Guy A., Nkengfack, Augustin E., Fomum, Zacharias T., Meyer, Michele, Bodo, Bernard, van Heerden, Fanie R.

“…In addition to two known compounds, 5,4′-di- O-methylalpinumisoflavone and cajanin, a new 3-phenylcoumarin metabolite, named indicanine B, and a new isoflavone…”
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