Selected Publications
PUBLICATIONS
A). Journal Articles and Proceedings:
- Oje, O. A, Oguguofor, M and Onwurah, I.N.E, (2015). Production and characterization of biosurfactants from a consortium of Azotobacter vinelandii and Pseudomonas sp using crude oil as substrate. African Journal of Biotechnology, 14. In Press
- Oje, O. A, Ubani, C. S. and Onwurah I.N.E. (2015). Variation in the Carbon (C), Phosphorus (P) and Nitrogen (N) Utilization during the Biodegradation of Crude Oil in Soil. J Pet Environ Biotechnol 6(2), 206. DOI:10.4172/2157-7463.1000206
- Oje, O. A, Onwurah, I.N.E, Ubani, C. S and Nweke, A. (2015). Effect of Different Organic and Inorganic Nitrogen Sources on the Kinetics of the Breakdown of Crude Oil Using Pseudomonas. Journal of Biological Sciences 15 (1): 16-24 DOI: 10.3923/jbs.2015.16.24
- Ezeonu, C. S., Otitoju, O., Onwurah, I.N. E., Ejikeme, C.M., Ugbogu, O.C and Anike, E.N (2014). Enhanced bioavailability of biofuel and biomass components in Aspergilus niger and Aspergilus fumigatus treated rice husk. European Scientific Journal 10 (13), 96 – 117.
- Madueke, E. C., Onwurah, I.N. E., Okoye, A. C., Madueke, C. O., Ukonu, C. U., Okafor E. C and Oje, O (2014). Optimizing the conversion of cow dung to bio-energy under anaerobic condition by varying the organic loading rate (OLR) using a proto-type Chinese fixed dome bioreactor (CFDB). Journal of Environmental Science, Toxicology and Food Technology, 8(12), 64-69
- Otitoju, O., Otitoju, G.T.O., Iyeghe, L.U and Onwurah, I.N.E. (2014). Quantification of heavy metals in some locally produced rice (Oryza sativa) from the northern region of Nigeria. Journal of Environment and Earth Science. 4(1): 1-5.
- Otitoju, O., Ezeonu, C.S. and Onwurah, I.N.E. (2014). Decreased biomass concentration on crude oil impacted soil; measurable indices in climate change. International Research Journal of Plant Science. 5(3): 37-42
- Oje, O. A., Onwurah, I. N. E., Osuo-Mokpeme, O. and Ezeonu, C. S. (2012) Comparative study of the biomass, water content and total protein content of white and yellow maize plant (Zea mays) grown in crude oil contaminated soil. Journal of Environmental and Occupational Science, 1 (3), 167-172.
- Oje, O. A., Onwurah, I. N. E., Obi, B. C. and Ubani, C. S. (2012) Isolation and characterization of Gram negative hydrocarbonoclastic bacteria and fungi strains from non- contaminated, premium motor spirit (PMS), contaminated and refuse environment. Journal of Environmental and Occupational Science, 1 (3), 133-140.
- Umeji A. A., Onwurah, I. N. E. and Oje, O A. (2012). Isolation and time course growth of a diculture of compatible hydrocarbonoclastic and diazotrophic bacteria in biosurfactant production. Global Advanced Research Journal of Biotechnology 1(1), 24 – 29.
- Onwurah, I.N.E, Ogugua, V.N., Egolum, C.C., and Onyike, N.B (2012). Impact-based Cost- benefit Analysis Model for Management of Crude Oil Contaminated Agricultural Soil. International Journal of Environment and Waste Management. Special Edition, Part 5.Inderscience Publishers, USA ( www.inderscience.com)
- Ezeonu, C. S., Tagbo, R., Onwurah, I.N.E., Anike, E. N., and Oje, O.A. (2011). Biotechnological Tools for Environmental Sustainability: Prospects and Challenges for Environments in Nigeria and Developing Countries. A Standard Review. Biotechnology Research International, Volume 2012, Article ID 450802, 26 pages.
- Otitoju, O., Onwurah, I.N.E., Otitoju, G.T.O. and Ndem, J.I. (2011). Effect of Bonny light crude oil contaminated diet on serum cholesterol and testosterone concentrations on Wistar albino rats. African J. Biotech. 10(53): 10986-10990.
- Oje, O. A., Uzoegwu, P. N., Onwurah, I. N. E. and Nwodo, U. U. (2010). Environmental pollution levels of lead and zinc in Ishiagu and Uburu communities of Ebonyi State, Nigeria. Bulletin of Environmental Contamination and Toxicology. 85(3); 313-317.
- Umeji A. A., Onwurah, I. N. E. and Anyanwu, C. U. (2010). Isolation and characterization of biosurfactant produced by a diculture of Pseudomonas spp and Azotobacter vinelandii Nigerian Journal of Biochemistry and Molecular Biology 25(2), 77 – 85.
- Otitoju, O. and Onwurah, I.N.E. (2010). Chlorophyll contents of oil palm (Elaeis Guineensis) leaves harvested from crude oil polluted soil: a shift in productivity dynamic. Annals of Biological Research, 1 (4) : 20-25
- Okonkwo, F.O., Ejike, C.E.C.C., Anoka, A.N. and Onwurah, I.N.E. (2010). Toxicity in the catfish, Clarias albopunctatus (Lamonte and Nichole 1927), exposed to sub-lethal concentrations of Roundup. Tropical Journal of Biomedical and Allied Sciences Research 5(1), 501 – 507. (http//:www.tibasr.net/publications.htm)
- Onwurah, I.N.E, Otitoju, O, Njoku, O.U, Okafor, F.C and Obidiegwu, C (2010). Nutritional value of rubber seed flour for poultry feed-stock, using adult insect Tribolium castaneum as a model. Archives of Applied Science Research 2(5), 422– 428. (http://scholarsresearchlibrary.com/archives.html)
- Ezeonu, C. S., and Onwurah, I.N.E. (2009).Effect of crude oil contamination on chlorophyll content in Zea mays L. International Journal of Biology and Biotechnology, (IJBB), 6(4):299-301.
- Otitoju, O., Onwurah, I.N.E., Otitoju, G.T.O. and Ugwu, C.E. (2008). Oxidative stress and superoxide dismutase activity in brain homogenate of Wistar rats fed with pesticide-contaminated diet. Biokemistri J. 20(2): 93-98.
- Onwurah, I.N.E, and Otitoju, O. F (2007) Preliminary Investigation into the Possible Endocrine Disrupting Activity of Bonny Light Crude Oil-Contaminated Diet on Wistar Rats. Biokemistri 19(2), 28 – 32
- Otitoju, O. F (2007) and Onwurah, I.N.E (2007). Glutathione S-Transferase Activity as a Biomarker of Pesticide-Contaminated Environment. African Journal of Biotechnology; 6(12), 1455 – 1459
- Onwurah, I. N. E.; Ogugua, V. N.; Onyike, N. B.; Ochonogor, A. E. and Otitoju, O. F. (2007) Crude Oil Spills in the Environment, Effects and Some Innovative Clean-up Biotechnologies. International Journal of Environmental Research, 1(4), 307 – 320 http://ijer.ut.ac.ir/
- Onwurah, I.N.E, Ogugua, V.N and Otitoju, O. F (2006). Integrated Environmental Biotechnology-Oriented Framework for Solid Waste Management and Control in Nigeria. International Journal of Environment and Waste Management 1(1), 94- 104. Inderscience Publishers, USA ( www.inderscience.com)
- Otitoju, O and Onwurah, I N E (2006). Effect of Rambo Insect Powder on Glutathione S- Transferase (GST) and Superoxide Dismutase (SOD) Activity in Rats. Bio- Research. 4, 51-58. Publication of the Faculty of Biological Sciences, UNN.
- Ubani, C. S; Onwurah, I.N.E and Alumanah, E. (2006). Octanol/water partition coefficient and Bioaccumulation index of Bonny light crude oil in catfish Clarias agboyiensis in Laboratory-Dosed Sediments. Animal Research International 3, 422- 425. Publication of the Dept. of Zoology, UNN.
- Onwurah, I.N.E, and Alumanah, E A (2005), Integration of Biodegradation Half-Life Model and Oil Toxicity Model into a Diagnostic Tool for Assessing Bioremediation Technology, Industrial Biotechnology 1(4) 292 – 296; GEN Publishing/Mary Ann Liebert Inc., Company, New Rochelle, NY 10801, USA. (www.indbiotech.com)
- Otitoju, O and Onwurah, I N E (2005). Superoxide Dismutase Activity and Serum Calcium Level in Rats Exposed To Locally Produced Insecticide “Rambo Insect Powder”. Animal Research International, 2:261-266. Publication of the Dept. of Zoology, UNN
- Anokwulu, M N and Onwurah, I N E (2004). Application of Soybean Lipoxygenase in Bleaching Browned White Yam. Journal of Food Science and Technology, 41(6): 700-703. Published in India
- Onwurah, I.N.E and Nwuke,C.P (2004). Enhanced Bioremediation of Crude Oil Contaminant in Soil by Pseudomonas species and Mutually Associated Adapted Azotobacter vinelandii. Journal of Chemical Technology and Biotechnology, 79(5): 491-498. John Wiley & Sons, UK. (http://www.interscience.wiley.com/jctb)
- Onwurah, I.N.E. (2004). Modelling the Rates of Biodegradation, Nitrogen Fixation and Uptake of Fixed Nitrogen During Bioremediation of Crude Oil Contaminated Environment. World Journal of Microbiology and Biotechnology, 20: 833-836 Kluwer Academic Publishers, Netherlands. (www.wkap.nl)
- Eze, A.A. and Onwurah, I.N.E. (2004). Extraction of Crude Oil from Contaminated Soils with Cell-Free Dicultune Broth and Its Application in Microbial-Enhanced Oil Recovery. Journal of Nigerian Environmental Society 2: 52 – 60.
- Onwurah, INE (2004) Modelling Cometabolism of Petroleum Hydrocarbon Pollutants in Soil by Azotobacter vinelandii in the Obligate Presence of Pseudomonas sp. Bulletin of Environmental Contamination and Toxicology,73: 690-697. Springer-Verlag New York Inc., USA. (http://www.springer-ny.com)
- Onwurah, I.N.E. (2003). An Integrated Environmental Biotechnology for Enhanced Bioremediation of Crude Oil Contaminated Agricultural Land. Bio-Research 1(2). 51-60. Publication of the Faculty of Biological Sciences, UNN
- Onwurah, I.N.E (2002). Anticoagulant Potency of Water Soluble Fractions of Bonny Light Crude Oil and Enzyme Induction in Rats. Biomedical Research, 13(1): 33- 37.
- Onwurah, I.N.E. (2002). Quantitative Modelling of Crude Oil Toxicity Using the Approach of Cybernetics and Structured Mechanisms of Microbial Processes. Journal of Environmental Monitoring and Assessment, 76(2): 157-166. Kluwer Academic Publishers, Netherlands. (www.wkap.nl)
- Anozie, O.I and Onwurah, I.N.E. (2001). Toxic Effects of` Bonny Light Crude Oil in Rats after Ingestion of Contaminated Diet. Nigerian Journal of Biochemistry and Molecular Biology, (Supplement) 16 (3): 103-108. Published in Nigeria
- Onwurah, I.N.E. (2001). Crystallinity and Polysaccharide Chains of β Glucan in White Sorghum, SK5912. International Journal of Biological Macromolecules, 29: 281-286. Published by Elsevier Science B.V, UK (www.elsevier.com/locate/ijbiomac)
- Ochonogor, A. E and Onwurah, I.N.E. (2001) Mathematical Modelling of the Exertion of Biochemical Oxygen Demand of Bacterial Consortia in Crude Oil Polluted Medium and its Utility in Assessing Microbial Performance in Bioremediation. Nigerian Journal of Biochemistry and Molecular Biology, (Supplement) 16 (3): 158-164.
- Onwurah, I.N.E. and Eze, M. O. (2000). Superoxide Dismutase Activity in Azotobacter vinelandii in the Disposition of Environmental Toxicants Exemplified by Fenton Reagent and Crude Oil. Toxic Substance Mechanisms, 19: 111-123. Tailor & Francis Publishers, USA (www.taylorandfrancis.com)
- Onwurah, I.N.E. (1999). Lipid Peroxidation and Protein Oxidation in Azotobacter vinelandii Exposed to Mercury, Silver, Crude Oil and Fenton Reagent. Toxic Substance Mechanisms. 18: 167 – 76. Tailor & Francis Publishers, USA. (www.taylorandfrancis.com)
- Onwurah, I.N.E. (1999). Role of Diazotrophic Bacteria in the Bioremediation of Crude Oil Polluted Soil. Journal of Chemical Technology and. Biotechnology, 74:957-964. John Wiley & Sons,UK. ( www.wiley.co.uk/journals-sci)
- Onwurah, I.N.E. (1999). Restoring the Crop Sustaining Potential of Crude Oil Polluted Soil by Means of Azotobacter Inoculation. Plant Products Research Journal, 4, 6 – 16.
- Onwurah, I.N.E. (1998). Biochemical Oxygen Demand Exertion and Glucose Uptake Kinetics of Azotobacter in Crude Oil Polluted Medium. Bulletin of Environmental Contamination and Toxicology. 60:464-471. Springer-Verlag New York Inc., USA. (http://www.springer-ny.com)
- Onwurah, I.N.E. (1998) A Postulate Structure of β Glucan in White Sorghum. Plant Products Research Journal, 3: 15-23. Publication of the Dept. of Biochemistry, UNN
- Onwurah, I.N.E. Nwodo, O.F.C. and Echetabu, C.O. (1996). Two Isozymic Forms of Sorghum β-Glucanases. Plant Products Research Communications. 1:54-64. Publication of the Dept. of Biochemistry, UNN
- Onwurah, I.N.E. (1996) Crude Oil Pollution on Land; Optimising the Use of Indigenous Soil Bacteria for Bioremediation. In: “Oil Industry and the Nigeria Environment”. “Proceedings of the 20th Annual Conference of the Society of Petroleum Engineers (SPE). Venue: PTI Conference Centre, Effurum, Warri, pp. 75-84. SPE, Nigerian Council
- B) Books /Chapter in Books/Laboratory Manual.
- Onwurah, I.N.E. (1999). Fundamentals of Mutations and Pharmacogenetics (A Biochemical approach.) 1st Bazdon Production Lagos. 50pp. ISBN 978- 047-049-2
- Onwurah, I.N.E. (2000). A Perspective of Industrial and Environmental Biotechnology. Snapp Press Ltd. Enugu. 148pp. ISBN 978 – 8010-83-0. Reviewed in SETAC GLOBE Vol. 3, No. s6 (November – December) 2002
- Onwurah, I.N.E. (2001). The Living Cell. In: Introductory Biochemistry for Life Immaculate Publ. Ltd. Enugu. pp 1 – 20 ISBN 978 – 036 –035 –2.
- Onwurah, I.N.E. (2001) Biochemistry: An Introductory Practical Manual and Report Sheets, For First Year General Biology Programme. Bazdon Production. 31pp. ISBN 978-35590-0-1
- Onwurah, I. N. E. and Anokwulu, M. N. (2002). Basic Concepts in Biochemical Snapp Press and Publishers, Enugu 110 pp
6. Otitoju, O and Onwurah, I.N.E (2011). Biomarkers of Pesticide – Contaminated Environment, In: Pesticides in the Modern World – Pests Control and Pesticides Exposure and Toxicity Assessment. InTech, Publ. Available from: http://www.intechopen.com/articles/show/title/
Ezeonu, C. S., Onwurah, I.N.E. and Oje, O. A. (2011). Comprehensive Perspectives: In Bioremediation Of Crude Oil Contaminated Environments. Introduction to Enhanced Oil Recovery (EOR) Processes and Bioremediation of Oil-Contaminated Sites. Laura Romero-Zerón (Ed) ISBN:978-953-51-0629-6, In-Tech, Available on: http://www.interchopen.com/books
Conferences
CONFERENCES/WORKSHOPS ATTENDED AND PAPERS READ
i The 8th Annual Conference of the Chemical Society of Nigeria (Enugu State Chapter).
Venue: The University of Nigeria, Nsukka, Nigeria.
Date: July 28, 1994
Paper Read: Characteristics and Treatability of Garri-Processing Waste Water Effluent.
- The 9th Annual Conference of the Chemical Society of Nigeria. (Enugu State Chapter)
Venue: Press Center, Rangers Avenue, Enugu, Nigeria.
Date: July 27, 1995
Paper Read: Some kinetic Parameters of Glucose Uptake by a soil Azotobacter Isolate Exposed to Crude Oil.
iii The 20th Annual International Conference and Exhibition of the Society of Petroleum Engineers (SPE), Nigerian Council.
Venue: P.T.I Effurum, Warri, Nigeria.
Date: September 25-27, 1996
Paper Read: Optimizing the Use of Indigenous Soil Bacteria for Bioremediation.
iv The First Regional Symposium of the Society of Agricultural Engineers. In: “Hydrology of Tropical Watershed”.
Venue: Energy Centre, University of Nigeria, Nsukka, Nigeria.
Date: June 1997
Paper Read: Effect of Wastewater from Anambra Vegetable Oil Product (AVOP) Industry on the Environment
- International Workshop on Biotechnology Organized by the Federal University of Agriculture, Umudike,
Venue: Federal University of Agriculture, Umudike, Nigeria.
Date: August 10 – 15, 1997
Paper Read: Biological Nitrogen Fixation (BNF) as a Means of Sustainable Utilization of Crude oil Polluted Soil.
- The 21st Annual Conference of the Nigeria Society of Biochemistry and Molecular Biology
Venue: University of Nigeria, Nsukka, Nigeria.
Date Sept. 19-22, 2002
Paper Read: Mathematical Modelling of the Exertion of Biochemical Oxygen Demand of Bacteria Consortia in Crude Oil Polluted Medium.
vii. The 11th Annual General Meeting / Conference of the Nigeria Environmental Society (NES)
Venue: Congress Hall, NICON HILTON Hotel, Abuja, Nigeria.
Date: October 4-6, 2001
Paper Read: Mathematical Modelling and Simulation of Bioremediation Process of Crude Oil Polluted Soil Inoculated With a Consortium of Azotobacter and Hydrocarbonoclastic Bacteria.
viii. A 3- Day National Work Shop Organized by DU- PON Limited (A Public Relations Consultant) on New strategies in Environmental Management/ Protection.
Venue: Integrated Cultural Center, Port Harcourt, Nigeria.
Date: July 24- 26, 2002.
Paper Read: An Optimized Bioremediation Model for Crude Oil Contaminated Soil.
- Regional Workshops of CTA; Analysing the Agricultural Science, Technology and Innovation Systems (ASTI).
Venue: Abia State University, Uturu, Nigeria.
Date: August 8 – 12, 2005.
Paper Read: Emerging Issues; Biotechnology as a Tool for Improving the Agricultural Sector’s Output in Crude Oil-Contaminated Soil.
- The 30th Annual Conference of Society of Environmental Toxicology and Chemistry (SETAC): “Human- Environment Interactions: Understanding Change in Dynamic Systems”
Venue: New Orleans, Louisiana, USA.
Date: November 19 – 23, 2009.
Poster Presentation: Crude Oil Exploration and Exploitation Activities in the Niger Delta Areas of Nigeria: Effect on Soil Ecosystem Productivity
- Society of Environmental Toxicology and Chemistry (SETAC) Europe 21st Annual Meeting: “Ecosystem Protection in a Sustainable World: a Challenge for Science and Regulation“
Venue: Milan, Italy.
Date: May 15-19, 2011
Platform Presentation: Ecotoxicology and risk assessment of crude oil spill in a palm oil plantation
xii. The 22nd Annual Meeting and the 6th World Congress of the Society of Environmental Toxicology and Chemistry (SETAC): “Securing a sustainable future: Integrating science, policy and people”
Venue: Berlin, Germany.
Date: May 20 – 24, 2012.
Poster Presentation: Soil Adenosine triphosphate (ATP) as a marker for assessing ecotoxicology of crude oil pollution in soil.
xiii. The Society of Environmental Toxicology and Chemistry (SETAC) North America 33rd Annual Meeting: “Catching the Next Wave: Advancing Science Through Innovation and Collaboration.”
Venue: Long Beach, California.
Date: November 11 – 15, 2012
Poster Presentation: Life-Cycle Assessment of Natural Fibre-Reinforced Composites from South Eastern Nigeria
xiv. Society of Environmental Toxicology and Chemistry (SETAC) Europe 23rd Annual Meeting: “Building a better future: Responsible innovation and environmental protection“
Venue: Glasgow, Scotland, United Kingdom.
Date: 12-16 May, 2013
Poster Presentation: Heavy metal hyper accumulation by some plant in some mining sites in Abakaliki, Nigeria.
xv The Society of Environmental Toxicology and Chemistry (SETAC) North America 34th Annual Meeting: ‘’Harmonizing Science Across Disciplines’’
Venue: Nashville, TN. USA
Date: November 17 – 21, 2013
Poster Presentation: Dynamic Life Cycle Assessment of an optimised biodegradation of petroleum hydrocarbons by a diculture of Azotobacter vinelandii and Pseudomonas sp
xvi The Society of Environmental Toxicology and Chemistry (SETAC) North America 35th Annual Meeting: Sea to Sky; Interconnecting Ecosystems
Venue: Vancouver, BC Canada.
Date: November 09 – 13, 2014
Platform Presentation: Effects of Uncontrolled Long Term Mining Activities on Soil Properties and Ecosystem Carbon and Nitrogen Storage in Rice Farmland, Ishiagu, Nigeria
Profile Summary/CV
CURRICULUM VITAE
Ikechukwu N Emmanuel Onwurah (PhD)
Professor of Biochemistry
&
Environmental Biotechnology Consultant
…………………………………………………………………….
Home Adress Contact Adress
No. 909 Murtala Mohammed Street Dept of Biochemistry
University of Nigeria, Nsukka Faculty of Biological Sciences
E-mail: iyknuelo@yahoo.com University of Nigeria, Nsukka
…………………………………………………………………………………………………………………………………………….
BIODATA : Date/Place of Birth: 18/02/55, at Moore Plantation, Ibadan
Nationality: Nigeria
State of Origin Anambra
Local Govt Area Njikoka
Home Town Enugwu-Ukwu
Marital Status: Married with three children
……………………………………………………………………………………………………..
ACADEMIC QUALIFICATIONS, INSTITUTIONS AND DATES OBTAINED
B.Sc. (Hons) Biochemistry, Second Class Lower Division (UNILAG, 1980).
Postgraduate Diploma in Education (PGDE); Distinction in Teaching Practice (UNILAG, 1986).
M.Sc Biochemistry, Specialization in Industrial Microbial Biochemistry, (UNN 1991).
Ph.D. Biochemistry, Specialization in Environmental Microbial Biochemistry (UNN 1996).
………………………………………………………………………………………………………
EMPLOYMENTS/POSITIONS AND ACTIVITIES
NYSC; Rivers State University of Science and Technology, Port Harcourt: (1980-1981)
Anambra State Education Commission
(a) Education Officer vii (1981-1987)-Teaching
(b) Principal Education Officer (1987-1992)-Teaching/Administrative work
University of Nigeria, Nsukka.
(a) Assistant Lecturer (1992-1995)-Teaching and Research
(b) Lecturer II (1995-1997)-Teaching and Research
(c) Lecturer I (1997-2000)-Teaching, Research and Postgraduate Supervision
(d) Senior Lecturer (2000 to 2005) – Teaching, Research and Postgraduate Supervision
(e) Professorship (2005 to date) – Teaching, Research / Postgraduate Supervision and Administrative work
(f) Head of Department of Biochemistry, U N N (2008 to 2010)
COMMITTEE WORK AND GENERAL CONTRIBUTION.
Member, University Consultancy Management Board (Faculty Representative, 2001)
Elective – Departmental/ Faculty Standing Committees
Committee Position Held Date
Technical Services Member 1992/93 Session
Scholarship ,, 95/96 ,,
Entrance ,, 96/97 ,,
Entrance ,, 97/98 ,,
Entrance ,, 98/99 ,,
Entrance ,, 99/2000 ,,
Entrance ,, 2000/2001 ,,
Technical Services ,, 2004/2005 ,,
Time Table ,, 2005/2006 ,,
Time Table Chairman 2006 to 2008.
Senate Research Grant Committee Member 2014 to date
PUBLICATIONS
A). Journal Articles and Proceedings:
- Oje, O. A, Oguguofor, M and Onwurah, I.N.E, (2015). Production and characterization of biosurfactants from a consortium of Azotobacter vinelandii and Pseudomonas sp using crude oil as substrate. African Journal of Biotechnology, 14. In Press
- Oje, O. A, Ubani, C. S. and Onwurah I.N.E. (2015). Variation in the Carbon (C), Phosphorus (P) and Nitrogen (N) Utilization during the Biodegradation of Crude Oil in Soil. J Pet Environ Biotechnol 6(2), 206. DOI:10.4172/2157-7463.1000206
- Oje, O. A, Onwurah, I.N.E, Ubani, C. S and Nweke, A. (2015). Effect of Different Organic and Inorganic Nitrogen Sources on the Kinetics of the Breakdown of Crude Oil Using Pseudomonas. Journal of Biological Sciences 15 (1): 16-24 DOI: 10.3923/jbs.2015.16.24
- Ezeonu, C. S., Otitoju, O., Onwurah, I.N. E., Ejikeme, C.M., Ugbogu, O.C and Anike, E.N (2014). Enhanced bioavailability of biofuel and biomass components in Aspergilus niger and Aspergilus fumigatus treated rice husk. European Scientific Journal 10 (13), 96 – 117.
- Madueke, E. C., Onwurah, I.N. E., Okoye, A. C., Madueke, C. O., Ukonu, C. U., Okafor E. C and Oje, O (2014). Optimizing the conversion of cow dung to bio-energy under anaerobic condition by varying the organic loading rate (OLR) using a proto-type Chinese fixed dome bioreactor (CFDB). Journal of Environmental Science, Toxicology and Food Technology, 8(12), 64-69
- Otitoju, O., Otitoju, G.T.O., Iyeghe, L.U and Onwurah, I.N.E. (2014). Quantification of heavy metals in some locally produced rice (Oryza sativa) from the northern region of Nigeria. Journal of Environment and Earth Science. 4(1): 1-5.
- Otitoju, O., Ezeonu, C.S. and Onwurah, I.N.E. (2014). Decreased biomass concentration on crude oil impacted soil; measurable indices in climate change. International Research Journal of Plant Science. 5(3): 37-42
- Oje, O. A., Onwurah, I. N. E., Osuo-Mokpeme, O. and Ezeonu, C. S. (2012) Comparative study of the biomass, water content and total protein content of white and yellow maize plant (Zea mays) grown in crude oil contaminated soil. Journal of Environmental and Occupational Science, 1 (3), 167-172.
- Oje, O. A., Onwurah, I. N. E., Obi, B. C. and Ubani, C. S. (2012) Isolation and characterization of Gram negative hydrocarbonoclastic bacteria and fungi strains from non- contaminated, premium motor spirit (PMS), contaminated and refuse environment. Journal of Environmental and Occupational Science, 1 (3), 133-140.
- Umeji A. A., Onwurah, I. N. E. and Oje, O A. (2012). Isolation and time course growth of a diculture of compatible hydrocarbonoclastic and diazotrophic bacteria in biosurfactant production. Global Advanced Research Journal of Biotechnology 1(1), 24 – 29.
- Onwurah, I.N.E, Ogugua, V.N., Egolum, C.C., and Onyike, N.B (2012). Impact-based Cost- benefit Analysis Model for Management of Crude Oil Contaminated Agricultural Soil. International Journal of Environment and Waste Management. Special Edition, Part 5.Inderscience Publishers, USA ( www.inderscience.com)
- Ezeonu, C. S., Tagbo, R., Onwurah, I.N.E., Anike, E. N., and Oje, O.A. (2011). Biotechnological Tools for Environmental Sustainability: Prospects and Challenges for Environments in Nigeria and Developing Countries. A Standard Review. Biotechnology Research International, Volume 2012, Article ID 450802, 26 pages.
- Otitoju, O., Onwurah, I.N.E., Otitoju, G.T.O. and Ndem, J.I. (2011). Effect of Bonny light crude oil contaminated diet on serum cholesterol and testosterone concentrations on Wistar albino rats. African J. Biotech. 10(53): 10986-10990.
- Oje, O. A., Uzoegwu, P. N., Onwurah, I. N. E. and Nwodo, U. U. (2010). Environmental pollution levels of lead and zinc in Ishiagu and Uburu communities of Ebonyi State, Nigeria. Bulletin of Environmental Contamination and Toxicology. 85(3); 313-317.
- Umeji A. A., Onwurah, I. N. E. and Anyanwu, C. U. (2010). Isolation and characterization of biosurfactant produced by a diculture of Pseudomonas spp and Azotobacter vinelandii Nigerian Journal of Biochemistry and Molecular Biology 25(2), 77 – 85.
- Otitoju, O. and Onwurah, I.N.E. (2010). Chlorophyll contents of oil palm (Elaeis Guineensis) leaves harvested from crude oil polluted soil: a shift in productivity dynamic. Annals of Biological Research, 1 (4) : 20-25
- Okonkwo, F.O., Ejike, C.E.C.C., Anoka, A.N. and Onwurah, I.N.E. (2010). Toxicity in the catfish, Clarias albopunctatus (Lamonte and Nichole 1927), exposed to sub-lethal concentrations of Roundup. Tropical Journal of Biomedical and Allied Sciences Research 5(1), 501 – 507. (http//:www.tibasr.net/publications.htm)
- Onwurah, I.N.E, Otitoju, O, Njoku, O.U, Okafor, F.C and Obidiegwu, C (2010). Nutritional value of rubber seed flour for poultry feed-stock, using adult insect Tribolium castaneum as a model. Archives of Applied Science Research 2(5), 422– 428. (http://scholarsresearchlibrary.com/archives.html)
- Ezeonu, C. S., and Onwurah, I.N.E. (2009).Effect of crude oil contamination on chlorophyll content in Zea mays L. International Journal of Biology and Biotechnology, (IJBB), 6(4):299-301.
- Otitoju, O., Onwurah, I.N.E., Otitoju, G.T.O. and Ugwu, C.E. (2008). Oxidative stress and superoxide dismutase activity in brain homogenate of Wistar rats fed with pesticide-contaminated diet. Biokemistri J. 20(2): 93-98.
- Onwurah, I.N.E, and Otitoju, O. F (2007) Preliminary Investigation into the Possible Endocrine Disrupting Activity of Bonny Light Crude Oil-Contaminated Diet on Wistar Rats. Biokemistri 19(2), 28 – 32
- Otitoju, O. F (2007) and Onwurah, I.N.E (2007). Glutathione S-Transferase Activity as a Biomarker of Pesticide-Contaminated Environment. African Journal of Biotechnology; 6(12), 1455 – 1459
- Onwurah, I. N. E.; Ogugua, V. N.; Onyike, N. B.; Ochonogor, A. E. and Otitoju, O. F. (2007) Crude Oil Spills in the Environment, Effects and Some Innovative Clean-up Biotechnologies. International Journal of Environmental Research, 1(4), 307 – 320 http://ijer.ut.ac.ir/
- Onwurah, I.N.E, Ogugua, V.N and Otitoju, O. F (2006). Integrated Environmental Biotechnology-Oriented Framework for Solid Waste Management and Control in Nigeria. International Journal of Environment and Waste Management 1(1), 94- 104. Inderscience Publishers, USA ( www.inderscience.com)
- Otitoju, O and Onwurah, I N E (2006). Effect of Rambo Insect Powder on Glutathione S- Transferase (GST) and Superoxide Dismutase (SOD) Activity in Rats. Bio- Research. 4, 51-58. Publication of the Faculty of Biological Sciences, UNN.
- Ubani, C. S; Onwurah, I.N.E and Alumanah, E. (2006). Octanol/water partition coefficient and Bioaccumulation index of Bonny light crude oil in catfish Clarias agboyiensis in Laboratory-Dosed Sediments. Animal Research International 3, 422- 425. Publication of the Dept. of Zoology, UNN.
- Onwurah, I.N.E, and Alumanah, E A (2005), Integration of Biodegradation Half-Life Model and Oil Toxicity Model into a Diagnostic Tool for Assessing Bioremediation Technology, Industrial Biotechnology 1(4) 292 – 296; GEN Publishing/Mary Ann Liebert Inc., Company, New Rochelle, NY 10801, USA. (www.indbiotech.com)
- Otitoju, O and Onwurah, I N E (2005). Superoxide Dismutase Activity and Serum Calcium Level in Rats Exposed To Locally Produced Insecticide “Rambo Insect Powder”. Animal Research International, 2:261-266. Publication of the Dept. of Zoology, UNN
- Anokwulu, M N and Onwurah, I N E (2004). Application of Soybean Lipoxygenase in Bleaching Browned White Yam. Journal of Food Science and Technology, 41(6): 700-703. Published in India
- Onwurah, I.N.E and Nwuke,C.P (2004). Enhanced Bioremediation of Crude Oil Contaminant in Soil by Pseudomonas species and Mutually Associated Adapted Azotobacter vinelandii. Journal of Chemical Technology and Biotechnology, 79(5): 491-498. John Wiley & Sons, UK. (http://www.interscience.wiley.com/jctb)
- Onwurah, I.N.E. (2004). Modelling the Rates of Biodegradation, Nitrogen Fixation and Uptake of Fixed Nitrogen During Bioremediation of Crude Oil Contaminated Environment. World Journal of Microbiology and Biotechnology, 20: 833-836 Kluwer Academic Publishers, Netherlands. (www.wkap.nl)
- Eze, A.A. and Onwurah, I.N.E. (2004). Extraction of Crude Oil from Contaminated Soils with Cell-Free Dicultune Broth and Its Application in Microbial-Enhanced Oil Recovery. Journal of Nigerian Environmental Society 2: 52 – 60.
- Onwurah, INE (2004) Modelling Cometabolism of Petroleum Hydrocarbon Pollutants in Soil by Azotobacter vinelandii in the Obligate Presence of Pseudomonas sp. Bulletin of Environmental Contamination and Toxicology,73: 690-697. Springer-Verlag New York Inc., USA. (http://www.springer-ny.com)
- Onwurah, I.N.E. (2003). An Integrated Environmental Biotechnology for Enhanced Bioremediation of Crude Oil Contaminated Agricultural Land. Bio-Research 1(2). 51-60. Publication of the Faculty of Biological Sciences, UNN
- Onwurah, I.N.E (2002). Anticoagulant Potency of Water Soluble Fractions of Bonny Light Crude Oil and Enzyme Induction in Rats. Biomedical Research, 13(1): 33- 37.
- Onwurah, I.N.E. (2002). Quantitative Modelling of Crude Oil Toxicity Using the Approach of Cybernetics and Structured Mechanisms of Microbial Processes. Journal of Environmental Monitoring and Assessment, 76(2): 157-166. Kluwer Academic Publishers, Netherlands. (www.wkap.nl)
- Anozie, O.I and Onwurah, I.N.E. (2001). Toxic Effects of` Bonny Light Crude Oil in Rats after Ingestion of Contaminated Diet. Nigerian Journal of Biochemistry and Molecular Biology, (Supplement) 16 (3): 103-108. Published in Nigeria
- Onwurah, I.N.E. (2001). Crystallinity and Polysaccharide Chains of β Glucan in White Sorghum, SK5912. International Journal of Biological Macromolecules, 29: 281-286. Published by Elsevier Science B.V, UK (www.elsevier.com/locate/ijbiomac)
- Ochonogor, A. E and Onwurah, I.N.E. (2001) Mathematical Modelling of the Exertion of Biochemical Oxygen Demand of Bacterial Consortia in Crude Oil Polluted Medium and its Utility in Assessing Microbial Performance in Bioremediation. Nigerian Journal of Biochemistry and Molecular Biology, (Supplement) 16 (3): 158-164.
- Onwurah, I.N.E. and Eze, M. O. (2000). Superoxide Dismutase Activity in Azotobacter vinelandii in the Disposition of Environmental Toxicants Exemplified by Fenton Reagent and Crude Oil. Toxic Substance Mechanisms, 19: 111-123. Tailor & Francis Publishers, USA (www.taylorandfrancis.com)
- Onwurah, I.N.E. (1999). Lipid Peroxidation and Protein Oxidation in Azotobacter vinelandii Exposed to Mercury, Silver, Crude Oil and Fenton Reagent. Toxic Substance Mechanisms. 18: 167 – 76. Tailor & Francis Publishers, USA. (www.taylorandfrancis.com)
- Onwurah, I.N.E. (1999). Role of Diazotrophic Bacteria in the Bioremediation of Crude Oil Polluted Soil. Journal of Chemical Technology and. Biotechnology, 74:957-964. John Wiley & Sons,UK. ( www.wiley.co.uk/journals-sci)
- Onwurah, I.N.E. (1999). Restoring the Crop Sustaining Potential of Crude Oil Polluted Soil by Means of Azotobacter Inoculation. Plant Products Research Journal, 4, 6 – 16.
- Onwurah, I.N.E. (1998). Biochemical Oxygen Demand Exertion and Glucose Uptake Kinetics of Azotobacter in Crude Oil Polluted Medium. Bulletin of Environmental Contamination and Toxicology. 60:464-471. Springer-Verlag New York Inc., USA. (http://www.springer-ny.com)
- Onwurah, I.N.E. (1998) A Postulate Structure of β Glucan in White Sorghum. Plant Products Research Journal, 3: 15-23. Publication of the Dept. of Biochemistry, UNN
- Onwurah, I.N.E. Nwodo, O.F.C. and Echetabu, C.O. (1996). Two Isozymic Forms of Sorghum β-Glucanases. Plant Products Research Communications. 1:54-64. Publication of the Dept. of Biochemistry, UNN
- Onwurah, I.N.E. (1996) Crude Oil Pollution on Land; Optimising the Use of Indigenous Soil Bacteria for Bioremediation. In: “Oil Industry and the Nigeria Environment”. “Proceedings of the 20th Annual Conference of the Society of Petroleum Engineers (SPE). Venue: PTI Conference Centre, Effurum, Warri, pp. 75-84. SPE, Nigerian Council
- B) Books /Chapter in Books/Laboratory Manual.
- Onwurah, I.N.E. (1999). Fundamentals of Mutations and Pharmacogenetics (A Biochemical approach.) 1st Bazdon Production Lagos. 50pp. ISBN 978- 047-049-2
- Onwurah, I.N.E. (2000). A Perspective of Industrial and Environmental Biotechnology. Snapp Press Ltd. Enugu. 148pp. ISBN 978 – 8010-83-0. Reviewed in SETAC GLOBE Vol. 3, No. s6 (November – December) 2002
- Onwurah, I.N.E. (2001). The Living Cell. In: Introductory Biochemistry for Life Immaculate Publ. Ltd. Enugu. pp 1 – 20 ISBN 978 – 036 –035 –2.
- Onwurah, I.N.E. (2001) Biochemistry: An Introductory Practical Manual and Report Sheets, For First Year General Biology Programme. Bazdon Production. 31pp. ISBN 978-35590-0-1
- Onwurah, I. N. E. and Anokwulu, M. N. (2002). Basic Concepts in Biochemical Snapp Press and Publishers, Enugu 110 pp
6. Otitoju, O and Onwurah, I.N.E (2011). Biomarkers of Pesticide – Contaminated Environment, In: Pesticides in the Modern World – Pests Control and Pesticides Exposure and Toxicity Assessment. InTech, Publ. Available from: http://www.intechopen.com/articles/show/title/
- Ezeonu, C. S., Onwurah, I.N.E. and Oje, O. A. (2011). Comprehensive Perspectives: In Bioremediation Of Crude Oil Contaminated Environments. Introduction to Enhanced Oil Recovery (EOR) Processes and Bioremediation of Oil-Contaminated Laura Romero-Zerón (Ed) ISBN:978-953-51-0629-6, In-Tech, Available on: http://www.interchopen.com/books
C Technical Report:
- Onwurah, I.N.E. (2001) National Inventory of Biotechnology Activities in Nigeria. A Technical Report Covering Higher Institutions in Abia, Enugu and Imo Federal Ministry of Science and Technology (FMST/NGEBP/007/1) Abuja. 34 pp.
CONFERENCES/WORKSHOPS ATTENDED AND PAPERS READ
i The 8th Annual Conference of the Chemical Society of Nigeria (Enugu State Chapter).
Venue: The University of Nigeria, Nsukka, Nigeria.
Date: July 28, 1994
Paper Read: Characteristics and Treatability of Garri-Processing Waste Water Effluent.
- The 9th Annual Conference of the Chemical Society of Nigeria. (Enugu State Chapter)
Venue: Press Center, Rangers Avenue, Enugu, Nigeria.
Date: July 27, 1995
Paper Read: Some kinetic Parameters of Glucose Uptake by a soil Azotobacter Isolate Exposed to Crude Oil.
iii The 20th Annual International Conference and Exhibition of the Society of Petroleum Engineers (SPE), Nigerian Council.
Venue: P.T.I Effurum, Warri, Nigeria.
Date: September 25-27, 1996
Paper Read: Optimizing the Use of Indigenous Soil Bacteria for Bioremediation.
iv The First Regional Symposium of the Society of Agricultural Engineers. In: “Hydrology of Tropical Watershed”.
Venue: Energy Centre, University of Nigeria, Nsukka, Nigeria.
Date: June 1997
Paper Read: Effect of Wastewater from Anambra Vegetable Oil Product (AVOP) Industry on the Environment
- International Workshop on Biotechnology Organized by the Federal University of Agriculture, Umudike,
Venue: Federal University of Agriculture, Umudike, Nigeria.
Date: August 10 – 15, 1997
Paper Read: Biological Nitrogen Fixation (BNF) as a Means of Sustainable Utilization of Crude oil Polluted Soil.
- The 21st Annual Conference of the Nigeria Society of Biochemistry and Molecular Biology
Venue: University of Nigeria, Nsukka, Nigeria.
Date Sept. 19-22, 2002
Paper Read: Mathematical Modelling of the Exertion of Biochemical Oxygen Demand of Bacteria Consortia in Crude Oil Polluted Medium.
vii. The 11th Annual General Meeting / Conference of the Nigeria Environmental Society (NES)
Venue: Congress Hall, NICON HILTON Hotel, Abuja, Nigeria.
Date: October 4-6, 2001
Paper Read: Mathematical Modelling and Simulation of Bioremediation Process of Crude Oil Polluted Soil Inoculated With a Consortium of Azotobacter and Hydrocarbonoclastic Bacteria.
viii. A 3- Day National Work Shop Organized by DU- PON Limited (A Public Relations Consultant) on New strategies in Environmental Management/ Protection.
Venue: Integrated Cultural Center, Port Harcourt, Nigeria.
Date: July 24- 26, 2002.
Paper Read: An Optimized Bioremediation Model for Crude Oil Contaminated Soil.
- Regional Workshops of CTA; Analysing the Agricultural Science, Technology and Innovation Systems (ASTI).
Venue: Abia State University, Uturu, Nigeria.
Date: August 8 – 12, 2005.
Paper Read: Emerging Issues; Biotechnology as a Tool for Improving the Agricultural Sector’s Output in Crude Oil-Contaminated Soil.
- The 30th Annual Conference of Society of Environmental Toxicology and Chemistry (SETAC): “Human- Environment Interactions: Understanding Change in Dynamic Systems”
Venue: New Orleans, Louisiana, USA.
Date: November 19 – 23, 2009.
Poster Presentation: Crude Oil Exploration and Exploitation Activities in the Niger Delta Areas of Nigeria: Effect on Soil Ecosystem Productivity
- Society of Environmental Toxicology and Chemistry (SETAC) Europe 21st Annual Meeting: “Ecosystem Protection in a Sustainable World: a Challenge for Science and Regulation“
Venue: Milan, Italy.
Date: May 15-19, 2011
Platform Presentation: Ecotoxicology and risk assessment of crude oil spill in a palm oil plantation
xii. The 22nd Annual Meeting and the 6th World Congress of the Society of Environmental Toxicology and Chemistry (SETAC): “Securing a sustainable future: Integrating science, policy and people”
Venue: Berlin, Germany.
Date: May 20 – 24, 2012.
Poster Presentation: Soil Adenosine triphosphate (ATP) as a marker for assessing ecotoxicology of crude oil pollution in soil.
xiii. The Society of Environmental Toxicology and Chemistry (SETAC) North America 33rd Annual Meeting: “Catching the Next Wave: Advancing Science Through Innovation and Collaboration.”
Venue: Long Beach, California.
Date: November 11 – 15, 2012
Poster Presentation: Life-Cycle Assessment of Natural Fibre-Reinforced Composites from South Eastern Nigeria
xiv. Society of Environmental Toxicology and Chemistry (SETAC) Europe 23rd Annual Meeting: “Building a better future: Responsible innovation and environmental protection“
Venue: Glasgow, Scotland, United Kingdom.
Date: 12-16 May, 2013
Poster Presentation: Heavy metal hyper accumulation by some plant in some mining sites in Abakaliki, Nigeria.
xv The Society of Environmental Toxicology and Chemistry (SETAC) North America 34th Annual Meeting: ‘’Harmonizing Science Across Disciplines’’
Venue: Nashville, TN. USA
Date: November 17 – 21, 2013
Poster Presentation: Dynamic Life Cycle Assessment of an optimised biodegradation of petroleum hydrocarbons by a diculture of Azotobacter vinelandii and Pseudomonas sp
xvi The Society of Environmental Toxicology and Chemistry (SETAC) North America 35th Annual Meeting: Sea to Sky; Interconnecting Ecosystems
Venue: Vancouver, BC Canada.
Date: November 09 – 13, 2014
Platform Presentation: Effects of Uncontrolled Long Term Mining Activities on Soil Properties and Ecosystem Carbon and Nitrogen Storage in Rice Farmland, Ishiagu, Nigeria
PROFESSIONAL ASSOCIATIONS
(a) Member, Nigerian Environmental Society (MNES)
(b) Member, Society of Environmental Toxicology and Chemistry (MSETAC)
(c) Member, Nigeria Society of Biochemistry and Molecular Biology (MNSBMB)
(d) Member, New York Academy of Science (MNYAS)
PROFESSIONAL AWARDS
- i) Society of Environmental Toxicology and Chemistry (SETAC) – North America Grant for Individual. December 7, 2000.
- ii) Financial Support for SETAC 2001, 22nd Annual Meeting/Conference, Baltimore, Maryland, USA.
iii) Financial Grant to Participate in the 5th Course at the International School on Neural Networks “E.R Caianiello’, Erice, Sicily. February 25 – March 7, 2002.
- iv) Partial Financial Grant from ICRO-UNESCO – International Training Course on Cellular and Molecular Techniques in Marine Invertebrates, Palermo, Italy. 08-19, 2004.
COMMUNITY SERVICES
a). One of the Reviewers of the “Master Plan on the Solution to Environmental Degradation in Enugu State. Enugu State Environmental Protection Agency (ESEPA) 1997.
- b) Member, the National Environmental Biotechnology Technical Sub-Committee (Abuja). November 2000.
- c) Consultant, National Biotechnology Survey. Federal Ministry of Science & Technology, Abuja. July 2001.
- d) National Committee on Sustainability Science, FMST, Abuja. Roundtable on Strategic Policy Issues in the Development of Nigeria’s Biological Resources, Abuja, 2002.
- e) National Biotech R & D Initiative Workshop to Develop a National Biotech R & D NICON Hotel, Abuja, September 9 – 13, 2002.
- f) Expert Group Meeting on the use of Information and Public Participation in the Catagena Protocol on Biosafety. Conference Hall, NIHORT, Idi-Ishin, Ibadan, May 12 – 14, 2003
- g) Member, Board of Governors, University of Nigeria Secondary School, Nsukka Campus, October 2004 – 2007
- h) Chairman, Board of Governors, University of Nigeria Secondary School, Nsukka Campus, October 2007 – 2009
- i) Head of Department of Biochemistry, University of Nigeria, Nsukka, August 2008 – 2010.
REFEREES
1) Professor M O Eze, 2) Professor G C Okpokwasili,
Department of Chemistry, Department of Microbiology,
The University of Winnipeg, University of Port Harcourt
515 Pontage Avenue, Winnipeg, Port Harcourt, Nigeria
Manitoba, R3B 2 E9, Canada. E-mail: gidsilman@yahoo.com
E-mail: m.eze@uwinnipeg.ca