Christian O. Nweke

Modelling of Biphasic Biogas Production Process from Mixtures of Livestock Manure Using Bi-logistic Function and Modified Gompertz Equation

Christian C. Opurum, Christian O. Nweke, Christopher E. Nwanyanwu & Nkemakolam A. Nwogu · Annual Research & Review in Biology · 2021

In this study, anaerobic digestion (AD) of three livestock manure: (poultry manure (PM), pig dung (PD), and cow dung (CD) was conducted at different mixed ratios under mesophilic (25-35°C) conditions. Two kinetic models, the modified Gompertz and bi-logistic function model were u...

Open access Research Article 10.9734/arrb/2021/v36i330358

Inhibition of Escherichia coli Cell-Free β-Galactosidase Activity by Binary Mixtures of Water-miscible Solvents

Christian C. Opurum, Obioma K. Mejeha, Christian O. Nweke & Oluchukwu R. Nwangwu · Asian Journal of Biotechnology and Bioresource Technology · 2024

The inhibitory effects of ethanol-dimethylsulfoxide (DMSO) and ethanol-N,N-dimethylformamide (DMF) binary mixtures on the activity of cell-free β-galactosidase from Escherichia coli were assessed. The concentration-response relationships of the individual solvent and the mixtures...

Open access Research Article 10.9734/ajb2t/2024/v10i4224

Predicting the Toxicities of Ternary Mixtures of two Metals and Sodium Dodecyl Sulfate to Serratia marcescens (SerEW01) from Otamiri River Water

Reuben N. Okechi, Edna I. Chukwura & Christian O. Nweke · Journal of Advances in Microbiology · 2020

Background: Otamiri river server as a source of water for domestic activities, urban farming, recreation, aquatic foods in Owerri and environs. It also receives untreated domestic, industrial and agricultural waste water and run offs from the municipality. Seepages from solid was...

Open access Research Article 10.9734/jamb/2020/v20i930282