Volume 39, Issue 2 | Nigerian Journal of Microbiology

1

Research Article DOI: 10.67614/njm.2025.n2vnigsh

Mangrove Ecosystem and Crude oil: Reactions of Mangrove Ecosystem to Acute and Chronic Crude oil Contamination

Aina, O.R^*, Olaleye, O.N.

Oil spillages in mangrove ecosystems can be problematic hence, the need to source for bioremediation strategies from within the ecosystem. Red mangrove seedlings were carefully uprooted from mangrove soil of Ugbokodo community of Uvwie Local Government Area of Delta State, Nigeria. These acclimatized seedlings were exposed to acute treatment of one-time application of 150 ml crude oil and chronic ...

Dec, 2025 pp. 7550 - 7563 65 views 66 downloads

2

Research Article DOI: 10.67614/njm.2025.1sao2ozv

Characterization and Stability of Biosurfactant Produced by Xanthomonas campestris Isolated from Tannery Effluent

Usman Ali Bukar^*, Kawo, A. H., Yahaya, S, Inuwa A. B, Fardami A. Y, Ismail H. Y, Sani I. M

The structural characterization of biosurfactants produced by Xanthomonas campestris isolated from tannery effluents was performed using Fourier Transform Infrared Spectroscopy (FT-IR) and Gas Chromatography–Mass Spectrometry (GC–MS). FT-IR analysis revealed distinct functional groups consistent with amphiphilic biosurfactants. A broad band at 3339 cm⁻¹ indicated O–H stretching associated with hyd...

Dec, 2025 pp. 7564 - 7570 68 views 80 downloads

3

Research Article DOI: 10.67614/njm.2025.t9bc36hm

Undergraduate Microbiology Research at the University of Benin, Nigeria: Experiences, Challenges, and Strategic Opportunities

Kelly Elimian^*, Ajuzie C. U

Undergraduate research is a core component of Microbiology training and a crucial pathway for enhancing scientific capacity. Despite its recognised value, students in resource-limited settings often complete research projects under substantial infrastructural and institutional constraints. This study assessed the research experiences of final-year Microbiology undergraduates at a University in Sou...

Dec, 2025 pp. 7571 - 7579 65 views 55 downloads

4

Research Article DOI: 10.67614/njm.2025.4zt8jm5d

Assessment of Microbial and Physicochemical Characteristics of Groundwater in Selected Local Government Areas of Oyo State, Southwest Nigeria

Gbadebo A. M^*, Ishola S. A, Gbadebo O. O, Adebambo O. A

Negative impacts of contaminated groundwater on human health are chronic and are very difficult to detect. This study assessed the extents of groundwater contaminations based on the level of microbial and physicochemical characteristics in selected local government areas (LGAs) of Oyo-State, Southwestern Nigeria. Groundwater samples were collected from 10 wells per each LGA (50 wells in total), in...

Dec, 2025 pp. 7580 - 7605 79 views 55 downloads

5

Research Article DOI: 10.67614/njm.2025.zxhk548i

Isolation and Identification of Bacterial and Fungal Isolates from Door Handles in University of Benin Male and Female Post-Graduate Hostels

Ikponmwosa I. J^*, Igiehon O. N, Akinnibosun F. I.

The hands are the chief organs for physical manipulation of the environment. They serve as a medium for the propagation of microorganisms from place to place and from person to person. Human hands usually harbour microorganisms both as part of the body’s normal flora as well as transient microorganisms contracted from the environment. This study was aimed at isolating and identifying bacterial and...

Dec, 2025 pp. 7606 - 7615 66 views 67 downloads

6

Research Article DOI: 10.67614/njm.2025.gsdnac0w

Culture and Molecular Profiling of Microorganisms Associated with Crops Grown on Abattoir Wastewater-Irrigated Soil in Agbor, Delta State, Nigeria

Oghonim P. AN^*, Onuoha, S .C

Untreated abattoir wastewater contains high microbial loads that may persist in irrigated soils and transferred to edible crops. This study investigated the culture and molecular profiles of microorganisms isolated from abattoir wastewater, it’s irrigated soils and crops cultivated on the receiving soils with particular emphasis on soil and crop-associated microbiomes in Agbor, Delta State, Nigeri...

Dec, 2025 pp. 7616 - 7625 76 views 65 downloads

7

Research Article DOI: 10.67614/njm.2025.kemabcif

Keratinophilic Fungi Isolated from Soil of School Playgrounds in Abakpa Nike Town, Enugu State, Nigeria

Olisaka F. N^*, Ohakwe R. O, Oyeka, Christie A

In nature, keratinous substrates are broken down by keratinophilic fungus and a major habitat for this fungus is the soil. Their ability to breakdown keratin contributes to the pathogenicity potential of many of these fungi. Their actions may lead to worsen of respiratory diseases and development of a condition known as dermatomycosis, in both humans and animals. This study was aimed at isolating ...

Dec, 2025 pp. 7626 - 7633 63 views 60 downloads

8

Research Article DOI: 10.67614/njm.2025.cgk9pgxj

Microbial and Physicochemical Evaluation of a Communal Piggery Wastewater and Its Bioremediation Using Autochthonous Bacterial Isolates

Olubukola Olayemi Olusola-Makinde^*

Piggery activities necessitate large amount of wastewater generation with high concentrations of organic matter and pathogens. This study characterized the microbial and physicochemical properties of discharged piggery wastewater and its bioremediation potential. Wastewater samples collected weekly from May to July, 2024 at piggery farm, Federal University of Technology Akure, were subjected to mi...

Dec, 2025 pp. 7634 - 7644 60 views 48 downloads

9

Research Article DOI: 10.67614/njm.2025.bjt9ptne

Bacteriological and Physicochemical Assessment of Digestates after Anaerobic Digestion

Oyem I. M, Amrasa O. S, Ajieh M. U, Oshoma C. E^*

The demand for an alternative to inorganic fertilizer is steadily increasing due to the drawbacks associated with its usage. The utilization of digestates has gained significant recognition recently due to their remarkable benefits even after being applied to the soil. Hence, this investigation aimed to assess the bacteriological profile of digestates, effluents, and feedstock originating from var...

Dec, 2025 pp. 7645 - 7655 77 views 59 downloads

10

Research Article DOI: 10.67614/njm.2025.51tc28zv

Incidence and Antibiotic Susceptibility Profile of Plesiomonas shigelloides Isolated from Fish, Fish Storage Water and Fish Seller’s Towel

Temitope Deborah Agboola^*, Oguntimehin M. O, Obadofin I. O, Oyeneye O. R.

Plesiomonas shigelloides is an emerging pathogen commonly found in aquatic environment that had been implicated in diverse gastrointestinal diseases. This study evaluated the incidence of Plesiomonas shigelloides and their antibiogram pattern in fish storage water, fish and fish seller’s towel swab. Samples were collected from two major markets in Southern part of Ondo State, Nigeria and broth cul...

Dec, 2025 pp. 7656 - 7668 55 views 59 downloads

11

Research Article DOI: 10.67614/njm.2025.9hj4wr3d

Microbial Quality and Public Health Risk Assessment of Ready-to-Eat Suya Meat in Lagos, Nigeria: Prevalence of Pathogenic Bacteria and Implications for Food Safety

Oladeinde Olatunde Ogundipe^*, Folounso T. V, Abisoye F. S, Adefehinti O. J, Teniola O. D

Suya, a popular Nigerian skewered meat (pH 5.7–7.2; aw 0.98–0.99), is a low-acid, high- moisture food that is highly susceptible to microbial contamination. Pathogens such as Escherichia coli, Salmonella spp., and Staphylococcus aureus pose severe public health risks in developing regions, where contaminated meat often serves as a primary transmission pathway. These risks are exacerbated by inadeq...

Dec, 2025 pp. 7669 - 7676 70 views 47 downloads

12

Research Article DOI: 10.67614/njm.2025.dhwbad3z

Microbiological, Parasitological and Heavy Metals Assessment of selected Vegetables in Offa Metropolis

Olawore T. R^*, Said R. O, Awe, Sunday

Vegetables are vital dietary components, supplying essential nutrients for human health. However, their safety can be compromised by various contaminants. This study assessed the microbiological, parasitological, and heavy metal contamination of ten commonly consumed vegetables— Telfairiaoccidentalis, Amaranthus spp., Celosia argentea, Corchorusolitorius, Vernonia amygdalina, Solanumlycopersicum, ...

Dec, 2025 pp. 7677 - 7687 59 views 56 downloads

13

Research Article DOI: 10.67614/njm.2025.u9s3u14z

Antioxidant, Functional and Sensory Properties of Wine Produced from Yellow Mombin (Spondias mombin L.) Using a Wild Yeast (Saccharomyces cerevisiae) from Palm Wine

Osaro-Matthew, R. C^*, Itaman, V.O, Oti V. C

Yellow mombin is an underutilized indigenous fruit characterized by unique flavor and high sugar content making it suitable for exotic wine production though fermentation. This study was aimed at exploiting the fermentative capability of palm wine Saccharomyces cerevisiae in the production of wine and evaluating the functional, antioxidant and sensory attributes of wine produced from yellow mombin...

Dec, 2025 pp. 7688 - 7700 63 views 61 downloads

14

Research Article DOI: 10.67614/njm.2025.3y2l6ae1

Assessment of the Level of Cytokines in People living with HIV, HCV and HIV/HCV Individuals in Port Harcourt Metropolis, Rivers State, Nigeria

Glory Barinuaka Baeka^*, Oloke J. K

Cytokines, play a crucial role regulating the immune response and coordinating the communication between cells of the immune system and other tissues. The co-infection of HIV/HCV in patients compared to mono infections has been discovered to have reduced anti-inflammatory cytokines in peripheral blood mononuclear cells (PBMC) and dehydroepiandrosteronesulphate in plasma. The aim of this study ther...

Dec, 2025 pp. 7701 - 7708 58 views 51 downloads

15

Research Article DOI: 10.67614/njm.2025.c5j5enqh

Seroprevalence of COVID-19 and Its Associated Factors Among Nigerian University Students: A Cross-Sectional Study

Kelly Elimian^*, Afamefuna Dunkwu-Okafor

Universities were potential hubs for SARS-CoV-2 transmission in Nigeria; however, empirical data on the infection burden among students have been limited. The study assessed the seroprevalence of SARS‑CoV‑2 and associated factors among undergraduates at a public University to inform educational and public health policy. The study used a cross-sectional design and was conducted among systematically...

Dec, 2025 pp. 7709 - 7718 59 views 46 downloads

16

Research Article DOI: 10.67614/njm.2025.zrsn1n7h

Evaluation of Bacteriocins against Multi-drug Resistant Bacteria Implicated in Urinary Tract Infections

Ikott I. U.^*, Antia U. E., Bassey M. E., Daniel O. E.

As the economic burden of treating urinary tract infections (UTIs) is gravely increasing due to multi-drug resistance (MDR) among uro-pathogens, the search for new sources of antimicrobial compounds including bacteriocins has been a priority recently. This study therefore, evaluated the antibacterial activity of bacteriocins against multi-drug resistant bacteria implicated in UTIs. Fermented food ...

Dec, 2025 pp. 7719 - 7730 63 views 57 downloads

17

Research Article DOI: 10.67614/njm.2025.16xmaj0f

Comparative In Vitro Antifungal Activities of Zingiber officinale, Justicia carnea, Hibiscus sabdariffa Nanosynthesized Extracts against Uropathogenic Candida albicans

Oladunmoye M. K^*, Idu M., Amoo I. A, Oladejo B. O., Bodunrinde R. E, Akinterinwa E. T.

Abstract: Urogenital infections caused by Candida species (candiduria) are a growing public health concern, exacerbated by the rise of antifungal-resistant strains. This necessitates the search for novel, effective antifungal agents, with medicinal plants being a promising source. Ethanol, chloroform, and hot water (aqueous) extracts of Zingiber officinale (rhizome), Justicia carnea (leaf), and Hi...

Dec, 2025 pp. 7731 - 7740 86 views 52 downloads

18

Research Article DOI: 10.67614/njm.2025.btuvp46l

Resistance pattern of Mycobacterium tuberculosis Complex Isolated from Re-treatment Patients to First Line Anti-Tuberculosis Drugs in Zaria Nigeria

Mamuda K^*, Ahmadu I., Aliyu, M.S, Suleman, M, Ibrahim A. K, Song M. A, Garba B. Y, Aminu D. A, Dan-Inna M. Z., Mathew G

Tuberculosis (TB) is one of the leading infections that cause death worldwide. The emergence of drug-resistant Mycobacterium tuberculosis is of great concern for National TB control programmes wich hinders the control of tuberculosis; therefore it has become important to screen infected patients for resistant TB. A total of 437 sputum samples were collected from re-treatment TB patients. The sampl...

Dec, 2025 pp. 7741 - 7747 65 views 66 downloads

Volume 39, Issue 2 (December)

Articles in this Issue