Journal of Biological Research and Biotechnology

Bio-Research is a multidisciplinary biological and biotechnology journal published by the Faculty of Biological Sciences, University of Nigeria, Nsukka. We publish scientific reports on biological and biotechnology subjects in the form of original articles, reviews brief reports, and case reports.

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Current Publications

Partial Purification and Characterization of Endoxylanase from a fungus, Leohumicola incrustata

Xylanases are glycoside hydrolases (GH) that degrade β-1,4-xylan, a linear polysaccharide found as hemicellulose in cell wall of plants. Endoxylanase (Endo-1,4-β-xylanase, EC randomly cataly…


  Adeoyo Olusegun Richard, Plet…   Vol.19  No.1 - 2021

Sublethal Effects of Organophosphate Chlorpyrifos on Hemato-Immunological Parameters of the Gercacinid Crab, Cardiosoma armatum (Herklots, 1851)

Low insecticide exposure has been shown to cause profound effects on non-target organisms, including crabs. Therefore, the changes in hematological parameters, serum biochemistry and antioxidant enzy…


  Ugwu Christian Chinonso, Moru…   Vol.19  No.1 - 2021

Influence of pendimethalin and hand weeding on mineral composition of maize, cowpea and their intercrop

Weed competition has been a major challenge limiting crop yield especially in intercropping systems. Information on the use of chemicals for weed control in intercropping systems appears scanty. The …


  Lawal Amudalat Ranti, Olayink…   Vol.18  No.2 - 2020

Molecular characterization of Enterobacteriaceae producing β-lactamase and methicillin-resistant staphylococci isolated from the hospital environment…

Antimicrobial resistance is a real public health problem. All over the world, it has a considerable impact in hospitals. The present study was conducted to ascertain the bacterial ecology in two hosp…


  Gbotche Elodie, Dougnon Victo…   Vol.18  No.2 - 2020

Contact and repellent effects of essential oils of Chromolaena odorata (L.) and Uvaria chamae (P. Beauv) against Macrotermes bellicosus (Smeathman)

Macrotermes bellicosus, though a beneficial termite species causes serious damage to wood and wood products, fabrics and many agricultural crops and ornamental trees. This study was conducted to asse…


  Ubulom PME, Akpan AU, §Umohat…   Vol.18  No.2 - 2020

Chitosan-based nanoparticles sustenance and potentiation of the antibacterial effect of ampicillin against drug resistance among strains of Escherich…

The study seeks to evaluate nanoparticles based on chitosan for enhanced delivery of ampicillin in plasmid-mediated drug resistance. Serial dilutions of a mixed population of E. coli was plated on nu…


  Onuigbo EB, Anozie-Ikeanyi C,…   Vol.18  No.2 - 2020

Antimicrobial activity of the crude extracts of Parkia biglobosa (Jacq) seeds on selected clinical isolates

Parkia biglobosa (Jacq) is a wild leguminous plant found in North-Central zone of Nigeria with high calorific value, essential proteins, fatty acids, and vitamins. The study investigated the antimicr…


  Ajiboye AE and Hammed BA   Vol.18  No.2 - 2020

Antibacterial screening of Phoenix dactylifera L. (Date palm) seed extracts on some bacterial isolates associated with dental caries

Dental diseases refer to conditions of deterioration and disintegration of the oral cavity due to the activities of pathogenic microbes. This study was carried out to determine the antibacterial acti…


  Adedayo MR, Ajiboye AE and Ad…   Vol.18  No.2 - 2020

Effect of a co-processed excipient on the disintegration and drug release profile of ibuprofen tablets

Tablets at present, remain the most preferred oral dosage form because of many advantages they offer to formulators as well as physicians and patients. The objective of this work was to determine the…


  Mohammed BB,John EJ and Ajuji…   Vol.18  No.1 - 2020

Checklist and Comparison of Butterfly Species found in Zoological and Botanical Gardens, University of Nigeria, Nsukka, Enugu State, Nigeria

Butterflies are creatures of nature with great economic importance as pollinators and bio-indicators. This study provides checklist of butterfly species present in Zoological and Botanical gardens of…


  D Echude, MI Amobi, SU Umar, …   Vol.18  No.1 - 2020

Inhibition of dehydrogenase activity in S. typhimurium by ethanolic and methanolic extracts of Carica papaya and Ocimum gratissimum

Dehydrogenase and inhibitions of dehydrogenase activities in Salmonella typhimurium by ethanolic and methanolic leaf extracts of Ocimum gratissimum and Carica papaya were investigated. Dehydrogenase …


  SI Umeh , IP Umunna, JU Udensi   Vol.18  No.1 - 2020

Evaluation of some organic substrates for the growth and yield of oyster mushroom Pleurotus ostreatus (Jacq.Fr.) Kumm in southeast Nigeria OC Josepha…

Four organic substrates; Mahogany Sawdust (MSD), Corn Cobs (CC), Oil Palm Fruit Fibre (OPFF) and Rice Bran (RB) were evaluated for their effects on growth and yield of Pleurotus ostreatus (Jacq.Fr.) …


  OC Josephat, CC Onyeke, NV Ch…   Vol.18  No.1 - 2020