T
Theophilus C. Fleischer
Researcher at Kwame Nkrumah University of Science and Technology
Publications - 31
Citations - 771
Theophilus C. Fleischer is an academic researcher from Kwame Nkrumah University of Science and Technology. The author has contributed to research in topics: Bark & Xylopia aethiopica. The author has an hindex of 13, co-authored 28 publications receiving 694 citations. Previous affiliations of Theophilus C. Fleischer include University of Strathclyde.
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Journal ArticleDOI
Composition and antioxidant activity of the essential oils of Xylopia aethiopica (Dun) A. Rich. (Annonaceae) leaves, stem bark, root bark, and fresh and dried fruits, growing in Ghana.
Anastasia Karioti,Dimitra Hadjipavlou-Litina,Merlin L. K. Mensah,Theophilus C. Fleischer,Helen Skaltsa +4 more
TL;DR: The chemical composition of the essential oils obtained from the leaves, the barks of the stem and the root, as well as from the fresh and dried fruits of Xylopia aethiopica, growing in Ghana, was investigated by gas chromatography/mass spectrometry analyses and beta-Pinene was predominant in all cases.
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Antimicrobial activity of the leaves and seeds of Bixa orellana.
TL;DR: The ethanolic extracts of the leaves and seeds of Bixa orellana showed a broad spectrum of antimicrobial activity and the activity of the leaf extract was more pronounced.
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In vitro evaluation of effects of two Ghanaian plants relevant to wound healing.
Abraham Yeboah Mensah,Peter J. Houghton,Rita A. Dickson,Theophilus C. Fleischer,Michael Heinrich,Paul Bremner +5 more
TL;DR: The antioxidant activities and antimicrobial activities of Commelina diffusa herb and Spathodea campanulata bark suggest that the use of the plants in wound healing may be based on antioxidant and antiseptic effects of its constituents.
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Antimicrobial activity of essential oils of xylopia aethiopica
Theophilus C. Fleischer,Merlin L. K. Mensah,Abraham Yeboah Mensah,Gustav Komlaga,Stephen Yao Gbedema,Helen Skaltsa +5 more
TL;DR: The fresh and dried fruits, leaf, stem bark and root bark essential oils showed various degrees of activity against the gram positive bacteria, Bacillus subtilis and Staphylococcus aureus, the gram negative bacteria Pseudomonas aeruginosa and the yeast-like fungus Candida albicans, using the cup plate method.
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Pogostol O-methyl ether and artabotrol: two novel sesquiterpenes from the stem bark of Artabotrys stenopetalus
TL;DR: Artabotrys stenopetalus (Annonaceae) has yielded two novel sesquiterpenes, the guaiane pogostol O-methyl ether and an isodaucane that was named artabotrol as discussed by the authors.