Items where Author is "Oniha, M. I."

Article

Elughi Gift, Nzubechi and Oniha, M. I. and Obafemi, Yemisi Dorcas and Akinyosoye, Abimbola D. and Ahuekwe, Eze Frank and Akinduti, P. A. (2024) Antibacterial Activity of Cell-Free Supernatants of Probiotic Lactobacillus against Bacterial Pathogens Associated with Vaginal Infections. Journal of Pure & Applied Microbiolog, 18 (1). p451. ISSN 0973-7510

Emetere, Moses and Oniha, M. I. and Chikwendu, L and Akinyosoye, Abimbola D. and Akinlabi, Esther T. (2024) Enhanced Biogas Production from Human and Agro-Waste: Waste to Wealth Initiative. Waste and Biomass Volarization, 15 (87). pp. 87-100.

Isibor, Patrick Omoregie and Onwaeze, O. O. and Kayode-Edwards, I. I. and Agbontaen, D. O. and Ifebem-Ezima, I. A. M. and BILEWU, OLAYEMI FUNMILAYO and ONUSELOGU, CHINEDU CHARLES and Akinniyi, A. P. and Obafemi, Yemisi Dorcas and Oniha, M. I. (2024) Investigating and combatting the key drivers of viral zoonoses in Africa: an analysis of eight epidemics. Brazilian Journal of Biology, 84. pp. 1-17. ISSN 1519-6984 (Print) ISSN 1678-4375 (Online)

Oyejide, Stephen Oluwanifise and Nwinyi, Obinna and Oniha, M. I. and OLUGBUYIRO, J.A.O and Taiwo, O. S. (2022) ANTIBACTERIAL ACTIVITIES OF PENTACLETHRA MACROPHYLLA AND SYZYGIUM SAMARANGENSE AGAINST OPPORTUNISTIC BACTERIA PATHOGENS. International Journal of Advances in Life Science and Technology, 6 (1). pp. 24-30.

Popoola, J.O and Ajanaku, C. O. and Oyesola, Olusola L. and Oniha, M. I. (2022) Comparative Analysis of Phytochemical and Proximate Contents of Three Orphan Legume Species. Asian Journal of Plant Sciences, 21. ISSN 1682-3974

Akinnola, Olayemi O. and Williams, Akan B. and Oniha, M. I. and Ogunleye, Bimpe O (2022) Nasal Carriage of Staphylococcus aureus and Associated Risk Factors among Food Handlers in a Nigerian University. Journal of Pure and Applied Microbiology, 16 (4). pp. 2507-2513.

Oniha, M. I. and Eni, A. O. and Akinnola, Olayemi O. and Omonigbehin, Emmanuel Adedayo and Ahuekwe, Eze Frank and Olorunshola, John Folashade (2021) In vitro Antifungal Activity of Extracts of Moringa oleifera on Phytopathogenic Fungi Affecting Carica papaya. Open Access Macedonian Journal of Medical Sciences, 9. pp. 1081-1085. ISSN 1857-9655

Isibor, Patrick Omoregie and Akinduti, P. A. and Aworunse, Oluwadurotimi S. and Oyewale, J. O. and Oshamika, Oyewumi O. and Ugboko, U. H. and Taiwo, O. S. and Ahuekwe, Eze Frank and Obafemi, Yemisi Dorcas and Onibokun, E. A. and Oziegbe, Olubukola and Oniha, M. I. and Olopade, B. K. and Atolagbe, O. M. and Adekeye, B. Temitope and Ajiboye, IB and Bello, Oluwakemi A. and Popoola, A. P. I. and Ayanda, Opeyemi Isaac and Akinnola, Olayemi O. and Olasehinde, G. I and Eni, A. O. and Nwinyi, Obinna and Omonhinmin, Conrad A. and Oranusi, S. U. and Obembe, Olawole O. (2021) Significance of African Diets in Biotherapeutic Modulation of the Gut Microbiome. Bioinformatics and Biology Insights, 1 (15). pp. 1-10.

Oniha, M. I. and Eni, A. O. and Akinnola, Olayemi O. and Omonigbehin, Emmanuel Adedayo and Olorunshola, John Folashade (2020) Antifungal Activity of Telfaira occidentalis Extracts on some Phytopathogenic Fungi Isolated from Carica papaya. Tropical Journal of Natural Product Research, 4 (11). pp. 976-980. ISSN 2616-0684 (Print) ISSN 2616-0692 (Electronic)

Olasehinde, G. I and Oyeka, Uche C. and Oniha, M. I. and Onile-ere, Olabode and Ayepola, Olayemi O and Ajayi, A. A. and Egwari, L. O. (2018) Data set on Rapid Diagnostic Tests (RDTs) and microscopy for diagnosing plasmodium falciparum and plasmodium vivax. Data in Brief, 20. pp. 503-509.

Ajayi, A. A. and Adeniji, O. F. and Egunjobi, A. and Atolagbe, O. M. and Onibokun, E. A. and Anosike, S. O. and Oniha, M. I. (2017) ISOLATION AND SCREENING OF FUNGAL ISOLATES FROM BAMBARA (VIGNA SUBTERRANEA) NUTS FOR TANNASE PRODUCTION. AFRICAN JOURNAL OF CLINICAL AND EXPERIMENTAL MICROBIOLOGY, 18 (3). pp. 167-173. ISSN 1595-689X

Ajayi, A. A. and Adeniji, O. F. and Egunjobi, A. and Atolagbe, O. M. and Onibokun, E. A. and Anosike, S. O. and Oniha, M. I. (2017) Isolation and Screening of Fungal Isolates from Bambara (Vigna Subterranea) Nuts for Tannase Production. AFRICAN JOURNAL OF CLINICAL AND EXPERIMENTAL MICROBIOLOGY, 18 (3). pp. 167-173. ISSN 1595-689X

Ajayi, A. A. and Bibi, O. and Oniha, M. I. and Atolagbe, O. M. and Anosike, S. O. and Onibokun, E. A. (2017) Studies on Staphylococcus aureus Isolated from Pimples. Pakistan Journal of Biological Sciences, 20 (7). pp. 350-354. ISSN 1028-8880

Nwinyi, Obinna C and Obehi, Ebojie and Tomilola, Adesina and Oniha, M. I. and Olopade, B. K. (2017) Antibiotic Susceptibility Patterns of Bacteria Species Isolated from Ice-cream Vended in Ota and Lagos Metropolis. Research Journal of Microbiology, 12 (1). pp. 50-57. ISSN 1816-4935

Ajayi, A. A. and Oniha, M. I. and Atolagbe, O. M. and Onibokun, E. A. (2017) Studies on Staphylococcus aureus Isolated from Pimples. Pakistan Journal of Biological Sciences. ISSN 1028-8880

Ajayi, A. A. and Bibi, Oritsewehinmi and Oniha, M. I. and Atolagbe, O. M. and Anosike, S. O. and Onibokun, E. A. (2017) Studies on Staphylococcus aureus Isolated from Pimples. Pakistan Journal of Biological Sciences, 20 (7). pp. 350-354. ISSN 1028-8880

Olasehinde, G. I and Okolie, Zeluch Vianne and Oniha, M. I. and Adekeye, Bosede and Ajayi, A. A. (2016) In vitro antibacterial and antifungal activities of Chrysophyllum albidum and Diospyros monbuttensis leaves. Journal of Pharmacognosy and Phytotherapy, 8 (1). pp. 1-7. ISSN 2141-2502

Egwari, L. O. and Oniha, M. I. and Ogunbunmi, I. (2015) FACTORS ESSENTIAL FOR POST-HARVEST SHELF-LIFE EXTENSION OF CARICA PAPAYA L FRUITS Louis Egwari, Margaret Oniha, Isaac Ogunbunmi Department of Biological Sciences, Covenant University, Ota, Nigeria. Journal of International Scientific Publications: Agriculture and Food, 3. pp. 392-397. ISSN 1314-8591

Oniha, M. I. and Egwari, L. O. (2015) FRUIT, LEAF AND STEM DISEASES OF CARICA PAPAYA L. Journal of International Publications: Agriculture and Food, 3. pp. 398-407. ISSN 1314-8591

Egwari, L. O. and Oniha, M. I. and Ogunbunmi, I. (2015) Factors Essential for Post-Harvest Shelf-life Extension of Carica Papaya L Fruits. Journal of Agriculture & Food, 3.

Oniha, M. I. and Egwari, L. O. (2015) Fruit, Leaf and Stem Diseases of Carica Papaya L. Journal of Agriculture & Food, 3.

Olasehinde, G. I and Okolie, Zeluch Vianne and Oniha, M. I. and Adekeye, B. Temitope and Ajayi, A. A. (2015) In vitro antibacterial and antifungal activities of Chrysophyllum albidum and Diospyros monbuttensis leave. Journal of Pharmacognosy and Phytotherapy, 7. ISSN 2141-2502

Egwari, L. O. and Oniha, M. I. (2015) PREDISPOSING FIELD FACTORS TO CARICA PAPAYA L FRUIT ROT. Journal of International Publications: Agriculture and Food, 3. pp. 408-415. ISSN 1314-8591

Egwari, L. O. and Oghogho, E. S. and Oniha, M. I. (2014) Preliminary screening for toxin genes amongst stock cultures of Clostridium perfringens strains isolated from dogs and calves. South Asian Journal Experimental Biology, 4 (3). pp. 127-132. ISSN 2230-9799

Egwari, L. O. and Oniha, M. I. (2014) Process and Mathematical in the Formulation of Microbiology Media from the Exoskeleton of Crustaceans. Journal of Emerging Trends in Engineering and Applied Sciences (JETEAS), 5 (8). pp. 206-209. ISSN 2141-7016

Egwari, L. O. and Nwokoye, N. N. and Oniha, M. I. (2013) Evaluation of crayfish chaff charcoal agar as a transport medium for anaerobes. Academic Journals, 8 (23). pp. 1107-1111. ISSN 1992-2248

Book Section

Egwuatu, S.O and Taiwo, O.S and Obuotor, T.M and Oniha, M. I. and Ike, W.E and Kuye, Alice O. and Akinduti, P. A. (2023) Antibacterial Efficacy of Syzygium aromaticum Essential Oil Against Extended Spectrum Beta-Lactamase- Producing Escherichia coli in Urinary Tract Infections. In: Biotechnological Approaches to Sustainable Development Goals. Springer, Cham, pp. 173-185. ISBN ISBN978-3-031-33369-9  Online ISBN978-3-031-33370-5

Akinyosoye, Abimbola D. and Oniha, M. I. and Oduselu, T.J and Akinbo, J.A (2023) Implication of Age-Demography of Mycobacterium tuberculosis Infection Among HIV-Seropositive and HIVSeronegative Individuals. In: Biotechnological Approaches to Sustainable Development Goals. Springer, Cham, pp. 205-214. ISBN ISBN978-3-031-33369-9  Online ISBN978-3-031-33370-5

Isibor, Patrick Omoregie and Akinduti, P. A. and Oniha, M. I. and Adagunodo, T. A. and Obafemi, Yemisi Dorcas (2023) Water Purification Potentials of Crustacean Chitosan. In: Biotechnological Approaches to Sustainable Development Goals. Springer, Cham, pp. 269-287. ISBN 978-3-031-33370-5

Ahuekwe, Eze Frank and Isibor, Patrick Omoregie and Akinhanmi, Fadekemi and Ajiboye, Ibukun and Salami, A. O. and Adekeye, B. Temitope and Akinpelu, Sharon O. and Kuye, Alice O. and Bello, Oluwakemi A. and Oyewale, J. O. and GEORGE, DANGO ZILPAH and Ojo-Omoniyi, Olusola A. and Popoola, Taiwo S. and Akinyemi, Oluwatobi D. and Adebayo, Glory P. and Oziegbe, Olubukola and Akinduti, P. A. and Akinyosoye, Abimbola D. and Oshamika, Oyewumi O. and Oniha, M. I. and Taiwo, Olugbenga Samson and Akinwunmi, Ruth A. and Iheagwam, Franklyn N and ADELODUN, COMFORT ADEBUKOLA and Orukotan, Kesioluwa E. and BILEWU, OLAYEMI FUNMILAYO and Onibokun, E. A. and FASUYI, NIFEMI OLAMIDE and ONUSELOGU, CHINEDU CHARLES and Oyesola, Olusola L. and Ichor, T. and Ezekiel, O. M. and Akinnola, Olayemi O. and Oranusi, S. U. and Eni, A. O. and Popoola, J.O and Omonhinmin, Conrad A. and Nwinyi, Obinna and Ayanda, Opeyemi Isaac and Olasehinde, G. I and Obembe, Olawole O. (2023) Chapter 21 - Utilization of nanochitosan in the sterilization of ponds and water treatment for aquaculture. In: Next Generation Nanochitosan Applications in Animal Husbandry, Aquaculture and Food Conservation. Academic Press, pp. 301-338.

Elughi Gift, Nzubechi and Oniha, M. I. and Abimbola, Bowofoluwa Sharon and Orukotan, Kesioluwa E. and Ahuekwe, Eze Frank and Kuye, Alice O. and Akinduti, P. A. (2023) Computational Approaches Toward Prevention and Surveillance of Lassa Fever in Developing Countries. In: Biotechnological Approaches to Sustainable Development Goals. Springer, Cham, pp. 145-157. ISBN ISBN978-3-031-33369-9  Online ISBN978-3-031-33370-5

Oniha, M. I. and Aniebonam, Michelle Kaosisochukwu and Ahuekwe, Eze Frank and Oyejide, Stephen Oluwanifise and Taiwo, Olugbenga Samson (2023) In Vitro Antifungal Activity of Bauhinia monandra (Kurz) Leaf Extracts Against Fungal Pathogens Isolated from Spoilt Musa paradisiaca L. In: Biotechnological Approaches to Sustainable Development Goals. Springer Nature Switzerland, pp. 17-26. ISBN 978-3-031-33369-9 ISBN 978-3-031-33370-5 (eBook)

Ahuekwe, Eze Frank and Isibor, Patrick Omoregie and Oziegbe, Olubukola and Salami, A. W. and Akinyosoye, Abimbola D. and Akinhanmi, Fadekemi and Oyewale, J. O. and Taiwo, O. S. and Akinwunmi, Ruth A. and Ajiboye, Ibukun and Adekeye, B. Temitope and Akinpelu, A. and Kuye, Alice D and Adetutu, O. Bello and GEORGE, DANGO ZILPAH and Ojo-Omoniyi, Olusola A. and Popoola, Taiwo S. and Akinyemi, Oluwatobi D. and Adebayo, Glory P. and Oniha, M. I. and Obembe, Olawole O. (2023) Nanochitosan derived from marine bacteria. In: Next Generation Nanochitosan Applications in Animal Husbandry, Aquaculture and Food Conservation. online, online, pp. 147-168. ISBN ISBN

Ahuekwe, Eze Frank and Isibor, Patrick Omoregie and Oziegbe, Olubukola and Salami, Abimbola Oluwadarasimi and Akinyosoye, Abimbola D. and Akinhanmi, Fadekemi and Oyewale, J. O. and Taiwo, Olugbenga S. and Akinwunmi, Ruth A. and Ajiboye, Ibukun and Adekeye, B. Temitope and Akinpelu, Sharon O. and Kuye, Alice O. and Bello, Oluwakemi A. and GEORGE, DANGO ZILPAH and Ojo-Omoniyi, Olusola A. and Popoola, Taiwo S. and Akinyemi, Oluwatobi D. and Adebayo, Glory P. and Oniha, M. I. and Iheagwam, Franklyn N and ADELODUN, COMFORT ADEBUKOLA and Orukotan, Kesioluwa E. and BILEWU, OLAYEMI FUNMILAYO and Onibokun, E. A. and FASUYI, NIFEMI OLAMIDE and Akinduti, P. A. and ONUSELOGU, CHINEDU CHARLES and Oshamika, Oyewumi O. and Oyesola, Olusola L. and Tersagh, Ichor d. and Ezekiel, O. M. and Nwinyi, Obinna and Ayanda and Akinnola, Olayemi O. and Oranusi, S. U. and Eni, A. O. and Popoola, J.O and Omonhinmin, Conrad A. and Olasehinde, G. I and Obembe, Olawole O. (2023) Nanochitosan derived from marine bacteria. In: Applications in Animal Husbandry, Aquaculture and Food Conservation. Next Generation Nanochitosan, pp. 147-168.

Ahuekwe, Eze Frank and Oniha, M. I. and Akinwunmi, Ruth A. and Isibor, Patrick Omoregie and Iheagwam, Franklyn N and ADELODUN, COMFORT ADEBUKOLA and Orukotan, Kesioluwa E. and BILEWU, OLAYEMI FUNMILAYO and Onibokun, E. A. and FASUYI, NIFEMI OLAMIDE and Akinduti, P. A. and Oziegbe, Olubukola and Salami, A. O. and Akinyosoye, Abimbola D. and ONUSELOGU, CHINEDU CHARLES and Oshamika, Oyewumi O. and Oyesola, Olusola L. and Ichor, T. and Ezekiel, O. M. and Akinhanmi, Fadekemi and Obembe, Olawole O. and Ajiboye, Ibukun and Adekeye, B. Temitope and Akinpelu, Sharon O. and Kuye, Alice O. and Adetutu, O. Bello and Oyewale, J. O. and GEORGE, DANGO ZILPAH and Ojo-Omoniyi, A. Olusola and Popoola, Taiwo S. and Akinyemi, Oluwatobi D. and Adebayo, Glory P. and Taiwo, Olugbenga Samson and Omonhinmin, Conrad A. and Nwinyi, Obinna and Ayanda, Opeyemi Isaac and Eni, A. O. and Popoola, J.O and Akinnola, Olayemi O. and Oranusi, S. U. and Olasehinde, G. I (2023) Next Generation Nanochitosan Applications in Animal Husbandry, Aquaculture and Food Conservation. In: Next Generation Nanochitosan Applications in Animal Husbandry, Aquaculture and Food Conservation. Academic Press, pp. 375-400. ISBN ISBN

Ahuekwe, Eze Frank and Isibor, Patrick Omoregie and Akinhanmi, Fadekemi and Ajiboye, Esther and Salami, A. W. and Adekeye, Olujide A and Akinpelu, Sharon O. and Kuye, Alice O. and Bello, Oluwakemi A. and Oyewale, J. O. and GEORGE, DANGO ZILPAH and Omoniyi, O.M. and Popoola, Taiwo S. and Akinyemi, Oluwatobi D. and Adebayo, Glory P. and Oziegbe, Olubukola and Akinduti, P. A. and Akinyosoye, Abimbola D. and Oshamika, Oyewumi O. and Oniha, M. I. and Obembe, Olawole O. and Taiwo, Olugbenga Samson and Akinwunmi, Ruth A. and Iheagwam, Franklyn N and ADELODUN, COMFORT ADEBUKOLA and Orukotan, Kesioluwa E. and BILEWU, OLAYEMI FUNMILAYO and Onibokun, E. A. and FASUYI, NIFEMI OLAMIDE and ONUSELOGU, CHINEDU CHARLES and Oyesola, Olusola L. and Ichor, T. and Ezekiel, O. M. and Akinnola, Olayemi O. and Oranusi, S. U. and Eni, A. O. and Popoola, J.O and Omonhinmin, Conrad A. and Nwinyi, Obinna and Ayanda, Opeyemi Isaac and Olasehinde, G. I (2023) Utilization of nanochitosan in the sterilization of ponds and water treatment for aquaculture. In: Next Generation Nanochitosan Applications in Animal Husbandry, Aquaculture and Food Conservation. online, pp. 301-338.

Ahuekwe, Eze Frank and Oniha, M. I. and Akinwunmi, Ruth A. and Isibor, Patrick Omoregie and Iheagwam, Franklyn N and ADELODUN, COMFORT ADEBUKOLA and Orukotan, Kesioluwa E. and BILEWU, OLAYEMI FUNMILAYO and Onibokun, E. A. and FASUYI, NIFEMI OLAMIDE and Akinduti, P. A. and Oziegbe, Olubukola and Salami, Abimbola Oluwadarasimi and Akinyosoye, Abimbola D. and ONUSELOGU, CHINEDU CHARLES and Oshamika, Oyewumi O. and Oyesola, Olusola L. and Ichor, T. and Ezekiel, O. M. and Akinhanmi, Fadekemi and Ajiboye, Ibukun and Adekeye, Bosede and Akinpelu, Sharon O. and Kuye, Alice D and Bello, Oluwakemi A. and Oyewale, J. O. and GEORGE, DANGO ZILPAH and Ojo-Omoniyi, Olusola A. and Popoola, Taiwo S. and Akinyemi, Oluwatobi D. and Adebayo, Glory P. and Taiwo, O. S. and Omonhinmin, Conrad A. and Nwinyi, Obinna and Ayanda, Opeyemi Isaac and Eni, A. O. and Popoola, J.O and Akinnola, Olayemi O. and Oranusi, S. U. and Olasehinde, G. I and Obembe, Olawole O. (2023) Utilization of nanochitosan for enzyme immobilization of aquatic and animal-based food packages. In: Next Generation Nanochitosan. Academic Press.

Oniha, M. I. and Ahuekwe, Eze Frank and Akinpelu, Sharon O. (2022) Phytochemical Contents of Essential Oils from Cymbopogon Species: A Tropical Medicinal Plant. In: Tropical Plant Species and Technological Interventions for Improvement. Tropical Plant Species and Technological Interventions for Improvement.

Oyesola, Olusola L. and Aworunse, Oluwadurotimi S. and Oniha, M. I. and Obiazikwor, Onyemaechi H. and Bello, Oluwakemi A. and Atolagbe, O. M. and Sobowale, Idowu and Popoola, J.O and Obembe, Olawole O. (2021) Impact and Management of Diseases of Solanum tuberosum. In: Solanum tuberosum. IntechOpen.

Conference or Workshop Item

Oniha, M. I. and Onunkwo, O.A and Oyejide, Stephen Oluwanifise and Ajayi, A. A. and Taiwo, O. S. and Ahuekwe, Eze Frank and Isibor, Patrick Omoregie and Omonigbehin, C.A (2024) Evaluation Of the Antifungal Activity of Cassia fistula (Linn) On Phytopathogenic Fungi Isolated from Citrus sinensis. In: 7th International Conference on Science and Sustainable Development, 15/11/2023-17/11/2023, Online.

Ahuekwe, Eze Frank and Akinyele, F.A. and Benson, A.E and Oniha, M. I. and Oziegbe, Olubukola (2024) A Review of Fabrication Techniques and Optimization Strategies for Microbial Biosensors. In: 7th International Conference on Science and Sustainable Development and Workshop, 2024, Online.

Abimbola, Bowofoluwa Sharon and Ahuekwe, Eze Frank and Nzubechi, Elughi Gift and Oziegbe, Olubukola and Oniha, M. I. (2023) Statistical optimization strategies on waste substrates for solving high-cost challenges in biosurfactants production: a review. In: 6th International Conference on Science and Sustainable Development, 2023, Online.

Akinyemi, Oluwatobi D. and Ahuekwe, Eze Frank and Akinduti, P. A. and Oziegbe, Olubukola and Oniha, M. I. and Ichor, T. and Alade, B. M. and Ezekiel, O. M. and Adekeye, B. Temitope and Kuye, Alice O. (2022) Isolation and Screening of Laccase-producing Fungi from Sawdust-contaminated Sites in Ado-Odo Ota, Ogun State, Nigeria. In: 3rd International Conference on Energy and Sustainable Environment, 2022, Online.

Ajayi, A. A. and Lawal, B. and Salubi, A. E. and Onibokun, E. A. and Oniha, M. I. and Ajayi, M. O. (2020) Pectinase Production by Aspergillus niger using Pineapple Peel Pectin and Its Application in Coconut Oil Extraction. In: 4th International Conference on Science and Sustainable Development, 2020, Online.

Oniha, M. I. and Egwari, L. O. and Ogunbunmi, I. and De, N (2015) Field and post-harvest requirements for optimizing Carica papaya L fruit yields. In: 2nd Covenant University Conference on African Development Issues (CU-ICADI), 11th - 13th May, 2015, Africa Leadership Development Center, Covenant University, Ota, Nigeria..

Egwari, L. O. and Ayepola, O.O and Oniha, M. I. and Olasehinde, G. I (2015) Lessons in hand washing: what we should know? In: International Conference on Prevention and Infection Control, 16-19 June 2015, Geneva, Switzerland. .

Egwari, L. O. and Oniha, M. I. and Ayepola, O.O (2015) Susceptibility of fabrics in office furniture to microbial attack: microbial burden and health implications. In: 3rd International Conference on Prevention and Infection Control, 16-19 June 2015, Geneva, Switzerland. .

Thesis

Oniha, M. I. and Covenant University, Theses (2021) CHARACTERISATION AND MANAGEMENT OF FUNGAL DISEASES OF Carica papaya (L.) IN A RESEARCH FARM. ["eprint_fieldopt_thesis_type_phd" not defined] thesis, Covenant University Ota.