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Gregory Elayeche Oko

Publications (5)

Nutrient Composition of Locally Compounded Enteral Feed Powders from Soya Bean (Glycine max), Finger Millet (Eleusine coracana) and Red Sorghum (Sorghum bicolor)

Joseph Odolomarun Akuirene, Gregory Elayeche Oko, Emmanuel Ofem Egom, Felicia Akuma Ogar & Ugumanim James Edide · South Asian Research Journal of Natural Products · 2026

The high cost and limited availability of commercial enteral formulas in resource-poor settings like Nigeria and other developing countries necessitate the development of nutritious, affordable, and locally-sourced alternatives. The study is an analytical experimental design, tha...

Open access Research Article 10.9734/sarjnp/2026/v9i1222

Chemical Characterization and Phytochemical Profiling of Ethanol Leaf Extracts of Chromolaena odorata, Anacardium occidentale, and Phyllanthus amarus Harvested in Calabar, Nigeria

Chibuzor Onyinye Okonkwo, Gregory Elayeche Oko, Nelson Bikom Oyong, Sunday Nnamdi Okonkwo, Chizuruoke Oluomachi Chukwu & David-Oku Esien · South Asian Research Journal of Natural Products · 2025

Medicinal plants continue to constitute an invaluable source of natural bioactive chemicals with diverse Pharmaceutical Potentials. This study evaluated the chemical composition and phytochemical profile of ethanol leaf extracts of Chromolaena odorata, Anacardium occidentale, and...

Open access Research Article 10.9734/sarjnp/2025/v8i3213

Retracted: An Experimental Model of Hepatic Steatosis to Detect Lipid Accumulation

Maryam Ammani Lawal, Gregory Elayeche Oko, Emmanuel Paul Okoi, Khuyen Thi Kim Vo & Shuaib Samirah Isah · Asian Journal of Research in Biochemistry · 2018

Obesity is associated with an increased risk of metabolic syndromes such as type 2 diabetes, insulin resistance, dyslipidaemia and non-alcoholic fatty liver disease. Obesity occurs as a result of an imbalance between food intake and energy expenditure leading to excessive accumul...

Open access Research Article 10.9734/ajrb/2018/v2i3497

Validation of UV - VIS Spectrophotometry for Phosphorous Molybdenum Determination in Soils of Vietnam

Khuyen Thi Kim Vo, Lan Thi Thuy Bui, Gregory Elayeche Oko, Emmanuel Paul Okoi & Sowale Omowumi Ayomide · Chemical Science International Journal · 2018

Phosphorus existing under different forms and status in soils is a significantly important nutrient during the growth and development of trees. Spectrophotometry has been developed with many types of reagents to determine phosphorus in environmental samples. Molybdenum blue react...

Open access Research Article 10.9734/CSJI/2018/42128

Gries – Ilosvay Spectrophotometry for Determination of Nitrite in Water and Vegetables in Vietnam

Hue Thi Nguyen, Khuyen Thi Kim Vo, Lan Thi Thuy Bui, Huu Hien Hua & Gregory Elayeche Oko · Asian Journal of Chemical Sciences · 2018

Nitrite ions are one of the harmful compounds for human health. In addition to the available state, nitrite ions are converted from nitrate ions by the microbial reduction in the natural environment. When entering our body, they will react with haemoglobin to form methemoglobin b...

Open access Research Article 10.9734/AJOCS/2018/45514