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O. U. Udensi

Publications (13)

Genotyping of Pigeon Pea [Cajanus cajan (L.) Millsp.] Accessions Obtained from International Institute of Tropical Agriculture (IITA) Germplasm Using Random Amplified Polymorphic DNA

O. U. Udensi, N. E. Edu, E. V. Ikpeme, O. O. Onung, L. I. Emeagi, B. I. Nwanze & E. R. Ejiyere · Journal of Experimental Agriculture International · 2017

Genotyping of crop plants, especially pigeon pea is very strategic in the global quest for crops that will be suitable for the precarious climate change as it provides genotypes for introgression. 22 pigeon pea accessions obtained from IITA germplasm were evaluated for genetic di...

Open access Research Article 10.9734/JEAI/2017/26971

Sensitivity of Pigeon Pea Landraces [Cajanus cajan (L.) Millsp.] to Amiprophos Methyl Treatment

O. U. Udensi, E. A. Edu, E. V. Ikpeme & M. I. Ntia · International Journal of Plant & Soil Science · 2015

Aim: The success of any chemical mutagenesis revolves on the use of plant-specific mutagen(s), optimal concentration(s) and appropriate soaking duration. This paper was aimed at evaluating the effect of amiprophos methyl on morphological and yield traits in pigeon pea [Cajanus ca...

Open access Research Article 10.9734/IJPSS/2015/5150

Response of Pigeon Pea Landraces [Cajanus cajan (L.) Millsp.] to Exogenous Application of Plant Growth Regulators

O. U. Udensi, E. A. Edu, E. V. Ikpeme & M. I. Ntia · Annual Research & Review in Biology · 2013

Aim: Optimizing plant growth regulators in the manipulation of growth physiology, development and seed yield of pigeon pea landraces is cardinal, especially as it complements other improvement techniques. The research was aimed at evaluating the effect of IAA, NAA and paclobutraz...

Open access Research Article

Single Nucleotide Polymorphisms and Haplotype Analyses in Tilapia Fish Inferred from mtDNA D-loop and Cyt-b Regions

E. V. Ikpeme, O. U. Udensi, E. E. Ekerette & M. O. Ozoje · Journal of Scientific Research and Reports · 2018

Objective: This research was aimed at analysing single nucleotide polymorphisms and haplotypes on D-loop and Cyt-b regions of the mitochondrial DNA of tilapia fish. Methods: Fifteen and thirteen tilapia fish were obtained from two populations, south-south (Domita farm) and south-...

Open access Research Article 10.9734/JSRR/2018/42950

Bio-monitoring of Mangroves Sediments and Tissues for Heavy Metal Accumulation in the Mangrove Forest of Cross River Estuary

E. A. B. Edu, O. U. Udensi & M. O. Ononyume · Journal of Agriculture and Ecology Research International · 2015

Aims: The need to periodically monitor the mangroves of heavy metals pollution should not be overemphasized given the high premium placed on this ecosystem. The present study was aimed at evaluating mangrove sediments and tissues for heavy metals accumulation in the different tid...

Open access Research Article 10.9734/JAERI/2015/15801

Microbial Analysis and Biogas Yield of Water Hyacinth, Cow Dung and Poultry Dropping Fed Anaerobic Digesters

B. E. Asikong, O. U. Udensi, J. Epoke, E. M. Eja & E. E. Antai · Current Journal of Applied Science and Technology · 2013

Aim: Biogas research and subsequent production is fundamental to mitigating the possible depletion of crude oil and energy crisis, especially in Nigeria. This research paper was aimed at evaluating the biogas production capacity of water hyacinth, poultry droppings, cow dung and...

Open access Research Article 10.9734/BJAST/2014/5662

Assessment of Genetic Diversity in Sphenostylis stenocarpa (Hochst Ex. A Rich Harms) Using Morphological Markers

Edem U. L., A. N. Osuagwu & O. U. Udensi · Asian Journal of Biology · 2023

African Yam Bean [Sphenostylis stenocarpa (L.)] as an unexploited, neglected and underutilized crop, calls for urgent attention for its breeding and improvement to avoid extinction. Fifty AYB seed samples from Idomi, Obubra, Ekoli-Edda, Abakaliki, Jos as well as IITA, Ibadan, Nig...

Open access Research Article 10.9734/ajob/2023/v19i4378

Induction of Variability in Three Nigerian Pepper Varieties using Gamma Irradiation

N. E. Abu, E. O. Ojua & O. U. Udensi · Journal of Experimental Agriculture International · 2020

This study was aimed at inducing mutation on three cultivars of Capsicum annuum L. to source for new and favourable genetic variations that could be exploited for better agronomic traits. The mutation was induced by exposing the seeds of Shombo, Tatase and Nsukka yellow pepper to...

Open access Research Article 10.9734/jeai/2020/v42i430505

Computational Analysis of Evolutionary Relationship of a Family of Cold Shock Proteins in Ten Mammalian Species

E. A. Okon, E. V. Ikpeme, O. U. Udensi, E. E. Ekerette, H. E. Etta, E. P. Willie & M. Ozoje · Journal of Advances in Biology & Biotechnology · 2017

Aims: This study was carried out to evaluate the evolutionary relationship of a family of cold shock proteins (CSP) in ten mammalian species using bioinformatics tools and soft wares such as Genbank, FASTA, BLAST and MEGA 5. Sample: Twenty protein sequences of both RBM3 and CIRP...

Open access Research Article 10.9734/JABB/2017/36326

Assessment of Morphological Variation in Wild and Cultured Populations of Tilapia Fish (Oreochromis niloticus)

E. V. Ikpeme, E. E. Ekerette, O. U. Udensi & M. O. Ozoje · Journal of Advances in Biology & Biotechnology · 2017

Assessment of Morphological Variation in Wild and Cultured Populations of Tilapia Fish (Oreochromis niloticus) Reliable estimates of morphometric traits are required for all traits of economic importance to predict response to selection, choose various breeding plans, estimate ec...

Open access Research Article 10.9734/JABB/2017/33777

Potential Effect of Some Local Antimalarial Herbs on Reproductive Functions of Male Albino Rat

E. V. Ikpeme, U. B. Ekaluo, O. U. Udensi & E. E. Ekerette · Annual Research & Review in Biology · 2013

In this study, stem bark extracts of Cylicodiscus gabunensis, Nauclea latifolia and Araliopsis soyauxii were investigated for possible adverse effects on male reproductive organs and sex hormones of male albino rats of about eleven weeks weighing between 120-180g. The total of tw...

Open access Research Article

Analysis of CYP1B1 Gene Mutations Spectrum in Families with Open-Angle Glaucoma in Calabar, Nigeria

M. E. Kooffreh, A. J. Umoyen, E. V. Ikpeme, O. U. Udensi, E. E. Ekerette, O. M. Etukudo, E. Okon, E. Eze, N. Ephraim, S. O. Abraham, N. M. Effiong, M. O. Ozoje & R. Duke · Journal of Advances in Medical and Pharmaceutical Sciences · 2018

Background: Primary open-angle glaucoma is one of the commonest causes of blindness due to optic nerves damage because of elevated intraocular pressure and it is the commonest form of glaucoma. We determined the frequency of CYP1B1 gene mutations spectrum among families with open...

Open access Research Article 10.9734/JAMPS/2018/41763

Evaluation of Genetic Diversity in Giant African Land Snails Using Inter Simple Sequence Repeats (ISSR) Markers

O. M. Etukudo, B. O. Asuquo, U. B. Ekaluo, B. Okon, E. E. Ekerette, A. J. Umoyen, O. U. Udensi, L. A. Ibom, C. A. Afiukwa & D. O. Igwe · Asian Journal of Advances in Agricultural Research · 2018

V Evaluation of Genetic Diversity in Giant African Land Snails Using Inter Simple Sequence Repeats (ISSR) Markers The genetic diversity and relatedness among three populations (A. achatina, A. fulica and A. marginata) of giant African land snails, a highly relished source of prot...

Open access Research Article 10.9734/AJAAR/2018/41088