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Donatus Onukwufor Onwuli

Publications (9)

From Blood to Biomarkers: Liquid Biopsy as a Tool in Precision Oncology

Donatus Onukwufor Onwuli, Uchechukwu Achor Obisike & Adline Erinma Ben-Chioma · Journal of Cancer and Tumor International · 2026

Precision oncology relies on accurate, timely, and minimally invasive approaches to detect and monitor cancer. Traditional tissue biopsies are invasive and often fail to capture tumour heterogeneity or allow repeated sampling. Liquid biopsy has emerged as a promising alternative...

Open access Research Article 10.9734/jcti/2026/v16i1342

Processing-induced Variations in Heavy Metal Content of Periwinkle (Tympanotonus fuscatus): Blowout Versus Shelling Method and Health Risk Assessment

Donatus Onukwufor Onwuli, Christopher Chukwu, Esther Obisike, Uchechukwu Achor Obisike & Adline Erinma Ben-Chioma · Asian Journal of Fisheries and Aquatic Research · 2026

Heavy metals are persistent environmental pollutants that pose risks to aquatic life and humans due to their non-biodegradable nature, bio-accumulation and toxicity. This study assessed the concentrations of Cadmium (Cd), Arsenic (As), Zinc (Zn), Lead (Pb), Copper (Cu), and Mercu...

Open access Research Article 10.9734/ajfar/2026/v28i11051

Spatial Variation of Heavy Metals Content in Bitter Leaf (Vernonia amygdalina) in Port Harcourt and Human Health Risk Assessment

Donatus Onukwufor Onwuli, Prosper Ovundah Igwe & Davies Gabriel Tamuno-Emine · European Journal of Nutrition & Food Safety · 2025

Bitter leaf (Vernonia amygdalina) is a vegetable widely consumed in most tropical African countries including Nigeria. This plant possesses phytochemical compounds known to be biologically active, hence termed a medicinal plant. Depending on the quality of soil where it is cultiv...

Open access Research Article 10.9734/ejnfs/2025/v17i121921

Comparative Evaluation of Electrolyte, Urea, Creatinine and Anion Gap among Office and Roadside Workers in Port Harcourt, Rivers state.

Donatus Onukwufor Onwuli & Samvico Promise · International Journal of Advances in Nephrology Research · 2025

The occupational environment significantly impacts health, particularly renal function, through factors such as hydration, dietary patterns, and exposure to environmental pollutants. This study aimed to compare the levels of electrolytes, urea, and creatinine in office workers an...

Open access Research Article 10.9734/ijanr/2025/v8i180

Evaluation of Some Biochemical Parameters in Printers Occupationally Exposed to Large-format Printing Machines in Port Harcourt, Nigeria

Donatus Onukwufor Onwuli, Onengiyeofori Ibama, Otenobebi Ramoni, Elekima Ibioku, Adline Erinma Ben-Chioma, Helen Anthony Waribo & Ngozi Brisibe · Journal of Advances in Medicine and Medical Research · 2024

Ensuring occupational health and safety is crucial across diverse industries, and the printing sector is no exemption. Workers operating large format printing presses are exposed to printing inks and materials containing potentially hazardous chemicals and solvents. This case-con...

Open access Research Article 10.9734/jammr/2024/v36i65460

Age-associated Decline in Phosphorylated Connexin 43 Protein Expression in the Left Ventricular Tissue of Wister Rats

Donatus Onukwufor Onwuli & Sandra A. Jones · International Journal of Biochemistry Research & Review · 2019

Cardiac arrhythmia affects ~ 6% in those over 65 years of age (old), but with 0.2% occurrence in those of 45 years and below (young). Arrhythmia can result from dysregulation of the cardiac impulse generation and its conduction. Connexin proteins are responsible for cardiac impul...

Open access Research Article 10.9734/ijbcrr/2018/v24i430063

Association between Alpha-1-Antitrypsin and Inflammatory Biomarkers in Hypertensive Patients Attending Rivers State University Teaching Hospital, Nigeria

Prosper Daerego-Taylor, Uchechukwu Achor Obisike & Donatus Onukwufor Onwuli · International Journal of Biochemistry Research & Review · 2026

Aims: This study evaluated the association between alpha-1-antitrypsin (AAT) and inflammatory biomarkers among hypertensive patients attending Rivers State University Teaching Hospital. Study Design: Analytical cross-sectional study. Place and Duration: Rivers State University Te...

Open access Research Article 10.9734/ijbcrr/2026/v35i51162

Plasma Glutamic Acid Levels and Their Association with Cancer Progression

Adline Erinma Ben-Chioma, Barinem Sunday, Miracle Uchenna Okechukwu & Donatus Onukwufor Onwuli · Journal of Advances in Medical and Pharmaceutical Sciences · 2026

Introduction: Cancer remains a major global challenge characterized by uncontrolled cell proliferation and metabolic reprogramming. Cancer cells reconfigure their metabolic pathways to sustain rapid proliferation and meet elevated energy demands, with amino acid metabolism being...

Open access Research Article 10.9734/jamps/2026/v28i1840