Uwem Udosen Ubong

Ecological Risk Assessment of Heavy Metals in Soils and Surface Waters of Oil-Producing Areas in Akwa Ibom State, Nigeria

Uwem Udosen Ubong, Akanimo Dianabasi Akpan & Ufikairom Gershon Isotuk · Asian Journal of Physical and Chemical Sciences · 2026

Aim: This study assessed the ecological risk posed by six heavy metals [lead (Pb), zinc (Zn), nickel (Ni), copper (Cu), chromium (Cr), and cadmium (Cd)] in soils and surface waters. Study Design: Soil samples were collected at two depths (0–15 and 15–30 cm) from 12 stations acros...

Open access Research Article 10.9734/ajopacs/2026/v14i3333

Assessment of Pesticide Residue Levels in Some Food Crops from Markets and Farms in Uyo, Akwa Ibom State, Nigeria

Victor Matthew Ekanem, Akanimo Dianabasi Akpan & Uwem Udosen Ubong · South Asian Research Journal of Natural Products · 2025

Aim: This study assessed the levels of organochlorine pesticide residues in selected food crops [fluted pumpkin, chili pepper, maize (white and yellow), and beans (white and brown)] obtained from farms and markets in Uyo, Akwa Ibom State, Nigeria to quantify pesticide residues, e...

Open access Research Article 10.9734/sarjnp/2025/v8i3220

Effects of Unrefined Oils and Butter on the Physicochemical and Nutritional Properties of Fried Doughnuts

Itohowo Okon Akpan, Itoro Nyakno Willie & Uwem Udosen Ubong · South Asian Research Journal of Natural Products · 2025

Aims: This study aimed to investigate the health implications of using unrefined oils and butter in doughnut preparation by analyzing the physicochemical properties, fatty acid profiles, and elemental compositions of extracted frying oils. Study Design: An experimental laboratory...

Open access Research Article 10.9734/sarjnp/2025/v8i2202