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Lawrence O. Amadi

Publications (8)

Effects of Methanolic Turmeric Extract, Alum on E. coli in Borehole & Sachet Water PH.

Lawrence O. Amadi, Mark Happines C. & Nrior, R. R. · South Asian Journal of Research in Microbiology · 2023

The aim of this research were to determine the antibiogram and effects of methanolic turmeric extract and alum on Escherichia coli in some borehole and sachet water in Rivers State respectively. The various concentrations (100mg/ml,50mg/ml,25mg/ml and 12.5mg/ml) of these combinat...

Open access Research Article 10.9734/sajrm/2023/v16i4315

Biofilm Production in Borehole Water Sources and their Susceptibility to Antibiotics and Antibiofilm Effect of Noni Foliar Extracts

Lawrence O. Amadi, Faith T, Emeka & Grace I, Lekia · South Asian Journal of Research in Microbiology · 2022

Background: Bacteria produce biofilm in a variety of systems; water, implant devices in humans and living tissues. They can be persistent and express virulent factors, increased resistance to antimicrobials and human immunity. Plant-based extracts have shown promising outcomes in...

Open access Research Article 10.9734/sajrm/2022/v14i3273

Culture-Dependent Evaluation of Microbial and Proximate Composition of Ready-to-Eat (RTE) African Salad Sold at Nkpolu-Oroworukwo Ultra-Modern Market (Mile 3, Diobu), Port Harcourt, Rivers State, Nigeria

Lawrence O. Amadi & Christian C. Nwankwo · South Asian Journal of Research in Microbiology · 2021

This study attempts to evaluate culture-dependent microbial and proximate composition of African salad (Abacha) sold at Nkpolu Oroworukwo (mile 3) market, Port Harcourt, Rivers State, Nigeria. Samples were bought from stationary vendors at market within the months of March, 2019...

Open access Research Article 10.9734/sajrm/2021/v9i330211

Antimycotic Potential of Alum on Postharvest Deterioration of Tomato

Lawrence O. Amadi, Eunice J. Udoh, Rebecca U. Thompson, Ruth G. Benjamin & Felicia W. Nmom · Microbiology Research Journal International · 2019

Tomato (Solanum lycopersicum) is one of the most economically attractive and widely consumed vegetables globally. Their high water content, perishability, transport and poor storage system predisposes them to spoilage by a broad spectrum of mycoflora resulting in huge postharvest...

Open access Research Article 10.9734/mrji/2019/v29i330165

Antimicrobial Sensitivity Profile of Mimosa pudica Leaf Extract and its Combination Treatment with Potassium Aluminum Sulphate on Some Bacteria

Nwekeala Chima, Lawrence O. Amadi & C. J. Ugboma · South Asian Journal of Research in Microbiology · 2022

Mimosa pudica is a famous ornamental plant commonly known as sleeping grass, sensitive plant, humble plant, shy plant and touch-me not, among other names. The study was aimed at determining the antibacterial activity of Mimosa pudica extract in combination with alum. The plant wa...

Open access Research Article 10.9734/sajrm/2022/v14i1264

Influences of Light Regimes on Reproduction, Germination, Pigmentation, Pathogenesis and Overall development of a Variety of Filamentous Fungi – A Review

Felicia W. Nmom, Lawrence O. Amadi & Nathaniel N. Ngerebara · Asian Journal of Biology · 2021

Light influences important physiological and morphological responses in fungi, hence they can sense near UV, blue, green, red and far-red lights using up to eleven (11) photoreceptors and signaling cascades to control a larger proportion of the genomes and adapt to environmental...

Open access Research Article 10.9734/ajob/2021/v11i330144

Investigation of Effects of Ecological Factors on the Establishment of Azotobacter in the Rhizosphere of Thyme (Thymus vulgaris)

Nathaniel N. Ngerebara & Lawrence O. Amadi · South Asian Journal of Research in Microbiology · 2020

Aim: The present study investigates the effect of phosphate-solubilizing bacteria (phosphobacteria (PB) and activity of soil bacteriostasis on the development of Azotobacter in Thymus vulgaris rhizosphere. Place and Duration of Study: The study was conducted at Kenule Beeson Poly...

Open access Research Article 10.9734/sajrm/2020/v8i130184

Effects of Preservatives on the Bacteriological, Chemical and Sensory Qualities of Mangrove Oyster (Crassostrea gasar)

Bernard J. O. Efiuvwevwere & Lawrence O. Amadi · Current Journal of Applied Science and Technology · 2014

Aims: This work was undertaken to investigate the quality changes in mangrove oysters (Crassostrea gasar) exposed to various preservative treatments (PTs) including sodium benzoate (NaB), sodium chloride (NaCl), potassium aluminum sulphate (PAS) and green lime juice filtrate (LJF...

Open access Research Article 10.9734/BJAST/2015/12158