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Johnbull O. Echeme

Observed names: Echeme Johnbull O., Echeme, Johnbull O., J Echeme, J. O. Echeme, John Bull Onyekachi Echeme, John Echeme, JohnBull O. Echeme, JohnBull Onyekachi Echeme, Johnbull Echeme, Johnbull O Echeme, Johnbull Onyekachi Echeme
OpenAlex ID: A5113852341
IN-VITRO ANTIBACTERIAL, PHYTOCHEMICAL, ANTIMYCOBACTERIAL ACTIVITIES AND GC-MS ANALYSES OF Bidens pilosa LEAF EXTRACT
2018 · Christiana Ajanaku, Johnbull Echeme, et al. · Journal of Microbiology Biotechnology and Food Sciences · 21
Secondary Metabolites from Mimosa Pudica: Isolation, Purification and NMR Characterization
2017 · Ahamefula Anselm Ahuchaogu, Okoronkwo Joseph Chukwu, et al. · IOSR Journal of Applied Chemistry · 12
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Antimicrobial and GC-MS Analyses of Stem and Root Extracts of Bidens pilosa Linn
2019 · Christiana O. Ajanaku, Johnbull O. Echeme, et al. · Oriental Journal Of Chemistry · 9
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Antibacterial, Antifungal and Anti-tubercular Activities of Chloroform Fraction of the Leaf Extract of Irvingia Gabonensis (African Bush Mango)
2018 · Ifedolapo O. Olanrewaju, Raphael C. Mordi, et al. · Anti-Infective Agents · 9
Room Temperature Synthesis and Antibacterial Activity of New Sulfonamides Containing N,N-Diethyl-Substituted Amido Moieties
2012 · Olayinka O. Ajani, Oluwole B. Familoni, et al. · International Journal of Medicinal Chemistry · 9
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GC-MS Analysis and Molecular Docking Studies to Identify Potential SARS-CoV-2 Nonstructural Protein Inhibitors from Icacina trichantha Oliv Tubers
2022 · Ifeanyi E. Otuokere, Onyinye U. Akoh, et al. · Tropical Journal of Natural Product Research · 6
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Phytochemical Screening and Antimicrobial Studies of Crateva adansonii Leaf Extract
2017 · C. O. Ajanaku, Johnbull O. Echeme, et al. · Covenant University Repository (Covenant University) · 6
Isolation and Characterization of a Novel Tertiary Substituted Amine from the Leaves of Sarcophrynium brachystachys (Benth.) K Schum
2023 · Joy N. Egbucha, Johnbull O. Echeme, et al. · Tropical Journal of Natural Product Research · 4
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Phytochemical Screening and Antimicrobial Studies of Stem and Root Extracts of Crateva adansonii
2018 · C Ajanaku, J Echeme, et al. · Annual Research & Review in Biology · 4
Chemical Constituents of Methanol Leaf Extract of Aspilia africana C.D. Adams by GC MS
2018 · Ahamefula Anselm Ahuchaogu, Bright Chinenyeze Onyekwere, et al. · International journal of advanced research in chemical sciences · 4
Antifungal Activity of Mimosa pudica, Isolation and NMR Characterization of Bioactive Components
2017 · Okoronkwo Chukwu, Ahamefula Ahuchaogu, et al. · Asian Journal of Chemical Sciences · 4
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Isolation and NMR Characterisation of a Pentacyclic Triterpenoid from chloroform fraction of Ageratum conyzoides Linn stem bark
2019 · Ahamefula A Ahuchaogu, Johnbull O Echeme · The Journal of Phytopharmacology · 3
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Isolation and Characterization of Estra–2ll–en –17–ol, 3yl benzoate from Mucuna pruriens ( Utilis).
2013 · Rosemary Izunwanne Uchegbu, Johnbull O. Echeme · 3
Cholinesterase and microbial inhibitory activities of Tetrapleura tetraptera
2012 · N. E. Okoronkwo, J. O. Echeme · Journal of Applied and Natural Science · 3
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Anti-mycobacterial and GC-MS Studies of Irvingia gabonensis Baill Ex. Lanen Stem Extracts
2019 · I. O. Olanrewaju, R. C. Mordi, et al. · Journal of Physics Conference Series · 2
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Isolation and Characterization of Zygadenine- N- ribofuranoside from the Leaves of Nymphaea alba Lily
2016 · Peter Njoku, Johnbull Echeme, et al. · Chemical Science International Journal · 2
Isolation and Characterization of 5,7 – dimethoxy, 4’– propoxyflavone from the Seeds of Mucuna pruriens (Utilis).
2014 · Rosemary Izunwanne Uchegbu, Johnbull O. Echeme, et al. · 2
Isolation and Characterization of Baphianoside from the leaves of Baphia nitida.
2014 · Bright Chinenyeze Onyekwere, Johnbull O. Echeme, et al. · Journals & Books Hosting (International Knowledge Sharing Platform) · 2
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ISOLATION AND CHARACTERIZATION OF A SECONDARY METABOLITE FROM THE AERIAL PARTS OF Launaea (Lactuca) taraxacifolia
2021 · B. C. Anyanwu, I. E. Otuokere, et al. · Journal of Chemical Society of Nigeria · 1
In-vitro Anti-Microbial Studies and GC/MS Analysis of the Leaf Extract and Fractions of Polyalthia longifolia (Engl. & Diels) Verde
2019 · Ifedolapo O. Olanrewaju, Raphael C. Mordi, et al. · Journal of Physics Conference Series · 1
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Isolation and Characterization of 5, 7 - Dimethoxy, 4'- Propoxyflavone from the Seed of Mucuna flagellipes
2015 · Rosemary Izunwanne Uchegbu, John Bull Onyekachi Echeme, et al. · 1
Isolation and Characterization of Estra-17-propoxy, 3/, 4/ – dimethoxy – 3yl benzoate from the leaves of Spondias mombin linn
2014 · Johnbull O. Echeme, Ahamefula Anslem Ahuchogu, et al. · Journals & Books Hosting (International Knowledge Sharing Platform) · 1
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Synthesis And Antibacterial Activity Of N,Ndiethylamide Bearing Benzenesulfonamide Derivatives
2013 · Ajani, Olayinka O., Familoni, Oluwole B., et al. · Zenodo (CERN European Organization for Nuclear Research) · 1
Isolation, Characterization and Antibacterial activity of 4-(4-phenyl-1,4-dihydronaphthalen-1-yl) Pentenoic Acid from the Stem Bark ofBrachystegia eurycoma Harms
2013 · Okenwa Uchenna Igwe, Johnbull O. Echeme · International Journal of Drug Development and Research · 1
Phytochemical Analysis and Cholinesterase Inhibition of Cyperus platycaulis.
2009 · Johnbull O. Echeme, M. E. Khan · 1
Works count: 37
Citation count: 112
H-index: 6
I10-index: 2
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