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Ollor Amba Ollor

Publications (9)

Assessment of Genetic Diversity of Plasmodium falciparum Merozoite Surface Protein 1 from Infected Residents in Port Harcourt Metropolis, Nigeria

Sime Abiye Abere, Ollor Amba Ollor & Easter Godwin Nwokah · South Asian Journal of Parasitology · 2026

Malaria continues to pose a substantial public health challenge in Nigeria, with about 30.9% of the global malaria mortality burden. The challenges in achieving elimination may be attributed, in part, to the high genetic diversity of the parasite. This study was carried out to as...

Open access Research Article 10.9734/sajp/2026/v9i3291

Carbapenems Retain High in Vitro Activity against Clinical Bacterial Isolates in a Nigerian Tertiary Hospital: Implications for Antimicrobial Stewardship in a Resource-limited Setting

Constancy Prisca Aleru-Obogai, Ollor Amba Ollor & Easter Godwin Nwokah · Microbiology Research Journal International · 2026

Background: Antimicrobial resistance (AMR) is a growing global public health threat that undermines the effective treatment of infectious diseases. The increasing prevalence of resistant bacterial strains has reduced the efficacy of commonly used antibiotics, resulting in treatme...

Open access Research Article 10.9734/mrji/2026/v36i41725

Phenotypic Assessment of Bacterial and Fungal Colonization on Mobile Phone Earpieces of University Students in Port Harcourt, Nigeria

Giami Lynda Kadi & Ollor Amba Ollor · Journal of Advances in Medicine and Medical Research · 2026

Background: Mobile phones are high-contact personal devices that may serve as reservoirs for pathogenic microorganisms. Accessories such as earpieces maintain prolonged contact with the ear canal and may facilitate microbial transmission. Aim: This study investigated bacterial an...

Open access Research Article 10.9734/jammr/2026/v38i36102

Prevalence of Non-typhoidal Salmonella Species in Food and Stool Samples in Port Harcourt, Rivers State, Nigeria

Emmanuel Valentine Edamkue, Ollor Amba Ollor & Tombari Pius Monsi · Asian Journal of Research in Infectious Diseases · 2024

Aim: To assess the prevalence of Non-Typhoidal Salmonella spp isolated from food and stool samples in Port Harcourt. Study Design: This was a cross-sectional study with simple randomized sampling. Methodology: In this study, 210 stool samples and 210 food samples collected from D...

Open access Research Article 10.9734/ajrid/2024/v15i10380

Microbiological Quality and Phenotypic Quinolone Resistance of Salmonella enterica in Retail Cow Intestines in Port Harcourt Markets, Nigeria

Giami Lynda Kadi, Vivian Agi & Ollor Amba Ollor · Journal of Advances in Medical and Pharmaceutical Sciences · 2026

Background: The intestinal tract of food animals is a major reservoir of enteric bacterial pathogens, including Salmonella enterica, with implications for food safety and public health. Objectives: This study investigated the microbiological quality, prevalence, and phenotypic qu...

Open access Research Article 10.9734/jamps/2026/v28i2847

Antimicrobial Resistant Genes in Non-Typhoidal Salmonella Species in Food and Stool Samples in Port Harcourt, Rivers State, Nigeria

Tombari Pius Monsi, Emmanuel Valentine Edamkue & Ollor Amba Ollor · South Asian Journal of Research in Microbiology · 2025

Background: Non-typhoidal Salmonella (NTS) species are the major cause of foodborne infection. Aim: To analyze antimicrobial-resistant genes found in non-typhoidal Salmonella species in food and stool samples in Port Harcourt using molecular methods. Study Design: This was a cros...

Open access Research Article 10.9734/sajrm/2025/v19i3424

Evaluation of Fungal Contamination in Whole and Sliced Ready-To-Eat Fruits Sold in Port Harcourt, Nigeria

Doneh Linda Sornka, Amala Smart Enoch, Obioma Azuonwu & Ollor Amba Ollor · Asian Journal of Food Research and Nutrition · 2024

Foodborne illnesses remain a pressing public health concern globally, especially in regions with inadequate regulatory oversight. This study aimed to assess the extent of fungal contamination in whole and sliced ready-to-eat (RTE) fruits sold in various markets across Port Harcou...

Open access Research Article

Assessment of Microbial Contamination and Bacterial Characterization in Ready-to-Eat Fruits from Port Harcourt Markets, Nigeria

Doneh Linda Sornka, Amala Smart Enoch, Azuonwu & Ollor Amba Ollor · European Journal of Nutrition & Food Safety · 2024

Food safety is critical in preventing foodborne illnesses, particularly in regions where regulatory oversight may be inconsistent. This study aimed to assess the microbial contamination and characterize bacteria found in whole and sliced ready-to-eat (RTE) fruits sold in Port Har...

Open access Research Article 10.9734/ejnfs/2024/v16i111586

Prevalence of Helicobacter pylori, Mycobacterium tuberculosis, Malaria Infections, and High Serum Prostate Specific Antigen Levels among Individuals at the Rivers State University, Nigeria: Findings of a Free Medical Outreach

Ibioku Elekima, Barinaaziga Sunday Mbeera, Thankgod Prince Ohaka, Chidimma Anthonia Azike, Onyemaechi Collins Micah, Easter Godwin Nwokah, Onyemaechi Uchechukwu, Vivian Nkemkanma Agi, Amarachi Bridget Ibuchim-Owabie, Chinyere Omereji-David, Ollor Amba Ollor, Helen Waribo, Ibitoroko George-Opuda, Adline Ben-Chioma & Tombari Pius Monsi · International Journal of TROPICAL DISEASE & Health · 2024

Background: Co-morbidity of infections and non-infectious diseases is increasing in developing societies with little effort in identifying these trends. The study aimed to estimate the prevalence of Helicobacter pylori, Mycobacterium tuberculosis, malaria infections, and high ser...

Open access Research Article 10.9734/ijtdh/2024/v45i21515