Skip to content
J

J. O. Williams

Publications (9)

Comparative Eco-toxicological Effect of Corrosion Inhibitors on Aquatic Nitrogen Fixing Bacterium in Fresh and Brackish Water Ecosystem

J. O. Williams, R. R. Nrior & E. C. Gold · South Asian Journal of Research in Microbiology · 2023

Aquatic nitrogen-fixing bacteria play a crucial role in maintaining the nitrogen cycle and supporting primary productivity in freshwater and brackish water ecosystems. The activities of oil and gas industries operating within the coastal region of PortHarcourt releases effluents...

Open access Research Article 10.9734/sajrm/2023/v16i3307

Response of Chemolithotrophic Nitrobacter, Nitrosomonas to Toxicity of Organophoshphate and Pyrethroid Pesticides

J. O. Williams & L. B. Dilosi · Asian Journal of Biology · 2018

Aim: To investigate the response of Nitrosomonas and Nitrobacter species to organophosphate and pyrethroid pesticides. Study Design: This study employs experimental design and statistical analysis of data and interpretation. Place and Duration of Studies: Soil samples were obtain...

Open access Research Article 10.9734/AJOB/2018/45135

Bacteriological Quality of Money from the Cash Registers of Banks and Markets in the Port Harcourt Metropolis and Bacterial Susceptibility to Antibiotics

N. Onyenwe, J. O. Williams & C. J. Ugboma · South Asian Journal of Research in Microbiology · 2022

Bacterial contamination of money acts as vehicle for the transmission of pathogenic and drug resistant organisms. This study was carried out to investigate the bacteriological quality and antibiotic susceptibility patterns of money bank cash-points and markets in Port Harcourt me...

Open access Research Article 10.9734/sajrm/2022/v13i230291

Fungal Biofilms in Drinking Water Storage Containers: Flipping through their Health Risks. A Case-Study of Households at Diobu, Port Harcourt, Nigeria

C. N. Amadi-Ikpa, J. O. Williams & U. U. Aaron · International Journal of TROPICAL DISEASE & Health · 2021

The formation of fungal biofilm in drinking water storage containers has not been giving considerable attention over the years despite the challenges posed by bacterial biofilms. Hence, the study aimed to determine the fungal occurrence and the associated biofilm formation capaci...

Open access Research Article 10.9734/ijtdh/2021/v42i2230555

Comparative Studies on Effectiveness of Branded and Unbranded Disinfectants on E. coli and Staphylococcus Species

N. P. Akani, J. O. Williams & A. U. Nnamdi · South Asian Journal of Research in Microbiology · 2019

Aims: To compare the antimicrobial potential of branded and unbranded disinfectants on clinical bacterial isolates. Study Design: The agar-well diffusion and micro broth dilution were adopted for the study. Ten disinfectants of which five were branded (industrial prepared) and fi...

Open access Research Article 10.9734/sajrm/2018/v2i430071

Microbiological Characteristics and Heavy Metal Pollution of Crude Oil Contaminated Water Bodies in Port Harcourt Metropolis, Nigeria

Popoola, Taye Precious, David. N. Ogbonna & J. O. Williams · South Asian Journal of Research in Microbiology · 2021

Crude oil exploration has been beneficial to our economy but detrimental to our environment with the artisanal refineries further compounding the challenge. This research was aimed at investigating the microbiology and heavy metal pollution of three crude oil polluted rivers in R...

Open access Research Article 10.9734/sajrm/2021/v11i330250

Molecular Characterisation and Plasmid Profiling of Hydrocarbon Utilizing Bacteria Isolates from Wetlands in Rivers State, Southern Nigeria

D. N. Ogbonna, P. M. Chibuike & J. O. Williams · Microbiology Research Journal International · 2021

Wetlands can intercept runoff from surfaces prior to reaching open water and remove pollutants through physical, chemical, and biological processes thereby protecting and preserving the environment.  Because of unsustainable oil exploration activities, most wetlands in Rivers Sta...

Open access Research Article 10.9734/mrji/2021/v31i730334

Screening of Yeast Cells for the Production of Wine from Banana and Pineapple Substrates

A. Alabere, D. N. Ogbonna & J. O. Williams · Journal of Advances in Microbiology · 2020

Wine, an alcoholic beverage is usually produced from juice of variety of fruits by the fermentative action of microorganisms particularly by yeasts. Several substrates such as pineapple, banana, watermelon, pawpaw and other fruits have been used to produce wine using Saccharomyce...

Open access Research Article 10.9734/jamb/2020/v20i730264

The Prevalence of Hepatitis B and C among HIV Positive Patients in Some Hospitals in Rivers State

M. A. Erasmus, N. P. Akani, L. O. Amadi & J. O. Williams · Journal of Advances in Microbiology · 2021

Human Immunodeficiency Virus (HIV), Hepatitis B Virus (HBV), and Hepatitis C Virus (HCV) are all blood borne pathogens that are still global health challenges and were known to be endemic in Nigeria. Little work had been done on Hepatitis-B and C co-infection among HIV positive p...

Open access Research Article 10.9734/jamb/2021/v21i830371