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Selectivity of column packing to Porphyrin elution

Authors & Affiliation:  1.Ibe, K.A.  C.E. Department of Chemistry, Federal University of Petroleum Resources, P.M.B. 1221 Effurun, Nigeria. 2. Ogwuche, Department of Chemistry, Federal University of Petroleum Resources, P.M.B. 1221 Effurun,Nigeria. Abstract: The selectivity of column packings to porphyrin elution was investigated. A total of eighteen different column packings by column length and column weight ratios […]

Biogas production from beach casted brown seaweeds of red sea coast of Massawa, Eritrea

Authors & Affiliation: Berhane Teklehaimanot, Awet Adhanom*, Elias Meharizghi, Fisseha Tekleweini, Habtemariam Kidane, Merhawi Beyene and Zebib Tsehaye Department of Marine Food and Biotechnology, Massawa College of Marine Science and Technology, Massawa, Eritrea Abstract: The beach casted brown seaweed Sargassum spp., from Eritrean Red Sea has been used as a feedstock for biogas production at laboratory […]

Phytochemical, vitamin and mineral compositions of ethanol Leaf-Extract of Albizia Ferruginea and its Proximate Composition

Authors: Ukpabi, S. E. N and Offor, C. E Department of Biochemistry, Ebonyi State University, Abakaliki, Ebonyi State, Nigeria. Abstract: This study investigated phytochemical, vitamin and mineral compositions of ethanol leaf-extract of Albizia ferruginea and its proximate composition using standard analytical methods. The results showed the following order of occurrence of phytochemicals: phenols > flavonoids […]

The influence of abnormal directors’ compensation on corporate performance in Nigeria

Authors:   1Aroh Joseph Chike, 1Aroh Nkechi N. and 2Augustine Nwekemezie Odum*  1.Department of Accountancy, Federal Polytechnic, Oko, Nigeria 2.Department of Accountancy, Nnamdi Azikiwe University, Awka, Nigeria Abstract: The thrust of this paper is to examine the relationship between firm performance and abnormal directors’ compensation for thirteen (13) listed banks in Nigeria for the period from 2012 […]

Kinetics of Acidic Potassium Permanganate Oxidation of Formaldehyde in Aqueous and 5% Ethanol-Water Solvents

Authors:  Latona Dayo Felix* Department of Chemical, Sciences, Osun State University, PMB 4494, Osobgo, Nigeria. Bello Olugbenga Solomon, Department of Pure and Applied Chemistry, Ladoke Akintola University of Technology, Ogbomosho,Nigeria. Adegoke Adesoji, Central Science Laboratory, Obafemi Awolowo University, Ile-Ife, Nigeria. Akinola Emmanuel Adegoke, Central Science Laboratory, Obafemi Awolowo University, Ile-Ife, Nigeria. Abstract: Kinetics of acidic […]

Evaluation of the antioxidant activity and nephroprotective Effects of Guiera Senegalensis Ethanolic Extract on Gentamicin-induced Nephrotoxicity in rats

Authors: Hala, E.A., Samia, H. Abdelrahman., Samia.M.A Elbadwi. Sara, A.M., Halima, M .O., ManaL, H .S., and Nuseiba, H.R. Abstract: The present study was undertaken to evaluate Guiera Senegalensis protective effects on gentamicin-induced nephrotoxicity in rats. 40 albino rats of either sex, weighing 150-200g were divided into 4 groups; Control group, gentamicin 80 mg/kg, i.p., for […]

O DISTRIBUTION OF OWN WAVES IN ELASTIC AND VISCOELASTIC ENVIRONMENTS AND CONSTRUCTIONS

O DISTRIBUTION OF OWN WAVES IN ELASTIC AND VISCOELASTIC ENVIRONMENTS AND CONSTRUCTIONS Authors: Safarov Ismail Ibrahimovich,  Boltayev Zafar Ixtiyorovich, Akhmedov Maqsud Sharipovich, Buronov Sunatullo Aslonovich4 The paper deals with the propagation of elastic and viscoelastic waves of planar and cylindrical bodies. In the three-dimensional formulation of the problem of elasticity theory, the variational equation (satisfies the Kirchhoff-Love hypothesis) […]

Formulation and evaluation of Carisoprodol microsphere for sustained drug delivery

Formulation and evaluation of Carisoprodol microsphere for sustained drug delivery Author: Shantaram Gajanan Khanage* and Vaibhav Ramrao Ptil Abstract: Sustained release microspheres of Carisoprodol were prepared by emulsification-solvent evaporation method using ethyl cellulose as release retarding agent. The influence of process parameters such as solvent mixture, composition, concentration of the emulsifying agent and speed of […]

Testing for Periodicity Effects in a Panel Data Regression Model

Testing for Periodicity Effects in a Panel Data Regression Model Authors: O Adeboye and D. A Agunbiade Abstract This research attempts to investigate the effect of periodicity usually occasioned by the presence of serial correlation in panel data, through the estimation of pooled ordinary least square estimator (POLS) of a specified audit fees PDRM. Other analytical […]

Secondary Caries in Posterior Restorations, Amalgam vs Composite resin: A Comparative Review

Secondary Caries in Posterior Restorations, Amalgam vs Composite resin: A Comparative Review Authors: Lama Saleh Alkhudhair, Dr. Pavithra Somasundaram, Dr. Ahmed Nabil Abstract: Secondary caries or as it is called recurrent caries is the caries that progress under or at the margins of restorative materials. The Presence and progression of such caries predict the success and longevity of […]