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All published articles 904

Preliminary Studies on Isolation, Bile Tolerance and Antibiogram of Potential Probiotics (Probionts) from Locally Fermented Food Products at Beach Market, Nsukka Metropolis, Enugu State, Nigeria

D. P. Berebon, K. C. Ofokansi, A. A. Attama, C. O. Eze, R. C. Onwusoba & I. C. Ugwoke · Biotechnology Journal International · 2019

Aims: The study aims to isolate, evaluate bile tolerance and antibiogram studies of potential probiotics (Lactobacillus spp) from locally fermented Food Products (Akamu, Aqua Rafa® Yoghurt, Ogiri, Okpeye) and Kunu at Beach Market, Nsukka. Study Design: A ten - fold serial dilutio...

Open access Research Article 10.9734/bji/2018/v22i330060

Reproductive Toxicity and Biomarker Response to a Daily Dose of Tramadol in Male Albino Rats (Rattus norvegicus)

E. Oriakpono, Obemeata & M. Ajah, Ogechi · Biotechnology Journal International · 2019

This study was designed to evaluate the effect of a daily dose of tramadol on selected biomarkers viz: haematological parameters, sperm count, kidney and liver damage in male albino rats. Twenty four wistar rats were divided randomly into two groups: control group and treated gro...

Open access Research Article 10.9734/bji/2018/v22i330059

Effects of Temperature on Seed Germination of Invasive Plant Rorippa amphbia (L.) Besser

Yufeng Xu, Miao Liu, Yuanhao Lv, Qiuli Wang, Bo Qu & Meini Shao · Biotechnology Journal International · 2019

Aims: Global warming and biological invasion are major environmental issues faced in the world. In the study, Rorippa amphibia, a perennial invasive clone plant in northern China, was used as a material to study the germination characteristics of the seeds at different temperatur...

Open access Research Article 10.9734/bji/2018/v22i330058

Feasibilitiy Study of Bioethanol Production: A Case of Spent Mushroom and Waste Paper as Potential Substrate

H. O. Stanley, A. O. Erewa & C. N. Ariole · Biotechnology Journal International · 2019

Aims: The aim of the present study is to produce ethanol from waste paper and spent mushroom using Saccharomyces cerevisiae as enzymes for the fermentation process. Study Design: Waste paper and spent mushroom samples were subjected to fermentation and hydrolysis by Aspergilus ni...

Open access Research Article 10.9734/bji/2018/v22i330057

Molecular Variability of Ocimum gratissimum L. Accessions Using RAPD Marker

O. J. Olawuyi, O. F. Kariunwi & A. O. Akanmu · Biotechnology Journal International · 2019

Aim: This study investigated the molecular variability among accessions of Ocimum gratissimum from selected states in Nigeria and Mali using RAPD marker. Study Design: The experimental design was complete randomized design (CRD) with three replicates. Materials and Methods: Twent...

Open access Research Article 10.9734/BJI/2018/45381

Mycorrhizal Diversity Associated to Liparis japonica (Miq.) Maxim. in China

Shao Mei-Ni, Wang Ping-Ping, Liu Zhi, Guan Jun-Jie & Qu Bo · Biotechnology Journal International · 2018

Orchidaceae (Orchidaceae) is the second largest family of angiosperms. It’s the "flagship" group in plant protection. The existence of orchid plant is closely related to mycorrhizal fungi. The relationship between orchids and their symbiotic mycorrhizal fungi is a benefit to the...

Open access Research Article 10.9734/BJI/2018/45081

Effects of Hydrogen-Rich Water on the Growth and Photosynthetic Characteristics of Cucumber Seedlings

Haina Zhang, Haiyan Fan, Yang Yu, Xiaoyan Liu, Xiaoguang Yu & Zhouping Sun · Biotechnology Journal International · 2018

Aims: The aim of the paper was to study the effect and specific mechanism of hydrogen-rich water (HRW) improving cucumber (Cucumis sativus) seedlings growth. Study Design: 14-day-old cucumber seedlings were treated with different saturation hydrogen-rich water in root for three t...

Open access Research Article 10.9734/BJI/2018/45202

Gene Action of Cassava Resistance Metabolites to Whitefly (Bemisia tabaci)

N. Mwila, T. L. Odong, E. Nuwamanya, A. Badji, S. Agbahoungba, P. A. Ibanda, F. Kumi, M. Mwala, P. Sohati, S. Kyamanywa & P. R. Rubaihayo · Biotechnology Journal International · 2018

Several metabolites are linked to cassava resistance to whitefly. There is limited information however, on the mode of gene action of the metabolites associated with cassava resistance to whitefly (Bemisia tabaci). The objective of the study was to determine the combining abiliti...

Open access Research Article 10.9734/BJI/2018/43064

Microbial Degradation of Petroleum Hydrocarbons: Realities, Challenges and Prospects

A. A. Unimke, O. A. Mmuoegbulam & O. C. Anika · Biotechnology Journal International · 2018

One of the emerging environmental challenges today is hydrocarbon pollution arising from activities of petrochemical industries, natural sources of crude oil pollution and other anthropogenic activities. These petroleum products contain harmful, carcinogenic and mutagenic compoun...

Open access Research Article 10.9734/BJI/2018/43957

Bacterial Community Profile and Phylogenetic Diversity of Water and Surface Sediments in Iko River Estuary, Akwa Ibom State- Nigeria

O. A. Mmuoegbulam, S. P. Antai & E. B. E. Asikong · Biotechnology Journal International · 2018

A large amount of crude oil is spilled annually into the terrestrial and aquatic environments in Nigeria. This tends to upset the natural equilibrium of the marine environment as a microbial habitat. Thus, there is a need to evaluate the effect of exposure to crude oil on bacteri...

Open access Research Article 10.9734/BJI/2018/44567

Effect of Ronstar® on the Hematological Parameters of the Freshwater Catfish Clarias albopunctatus Fingerlings

Ndubuisi Stanley Oluah, Hyacinth Utazi & Norman Asogwa · Biotechnology Journal International · 2018

Clarias albopunctatus juvenile (mean weight 85.40±2.67 g) was exposed to sublethal concentrations of Ronstar (0, 0.2, 0.6 and 1.2 mg/l) in a static renewal bioassay system for 15 days. The hematological parameters of the fish were determined every 5 days. When compared with the c...

Open access Research Article 10.9734/BJI/2018/7869

Production of β-Mannanase by Penicillium italicum Subjected to Different Growth Conditions

O. O. Olaniyi & B. J. Akinyele · Biotechnology Journal International · 2018

Aims: The process parameters affecting enzyme production were optimized to ascertain the best optimal conditions for β-mannanase production by Penicillium italicum in solid state fermentation. Study Design: Four stages of experimental processes were designed for this study. The f...

Open access Research Article 10.9734/BJI/2018/6763

Fruit Peel from Astrocaryum aculeatum G. Mey. AS Substrate for Lipases Production by Aspergillus niger A2B1

Nayara Fátima Lazameth Diniz, Rossicléa Gonzaga da Silva, Luciana Aires Oliveira, Waldireny Rocha Caldas, Érica Simplício de Souza, Roberto Figlioulo, Juliana Gomes de Souza Oliveira & João Vicente Braga de Souza · Biotechnology Journal International · 2018

The fruit of Astrocaryum aculeatum G. Mey. are consumed by population in the Brazil Northern resulting fruit peels. These peels are rich in lignocellulose and fat. The present study investigated peels from the Astrocaryum aculeatum G. Mey. as a substrate for lipases production by...

Open access Research Article 10.9734/BJI/2018/44478

Production of Bioethanol from Sugarcane Bagasse Using Saccharomyces Cerevisiae

Mustapha Gani, Nafi’u Abdulkadir, Sumayya B. Usman, Hauwa’u M. Maiturare & Stephanie Gabriel · Biotechnology Journal International · 2018

Ethanol is an alternative fuel derived from renewable biological resources. It's a good substitute for gasoline in spark ignition engines. In this study, the sugar cane bagasse was chemically pretreated with 1% NaOH at room temperature for 2 hours. Dilute acid H2SO4 and Aspergill...

Open access Research Article 10.9734/BJI/2018/43072

Effects of Sun and Oven Drying Techniques on Quality of Oil Produced from Chlorella vulgaris (Microalgae) Biomass

I. A. Yerima, J. Appah, H. Danlami, M. B. Yerima & F. L. Canada · Biotechnology Journal International · 2018

This study involved the molecular identification of Chlorella vulgaris microalgae obtained from Kaduna State University Fish Pond for biodiesel production potential. The DNA of Chlorella microalgae was extracted and subjected to PCR. The molecular weight of the PCR product obtain...

Open access Research Article 10.9734/BJI/2018/44261