Lapai Journal of Applied and Natural Sciences

On The Performance Of Four Kinds of Chebyshev Polynomial in Numerical Treatment of Multi-Order Fractional Differential Equations

K.A. Bello, O.A. Taiwo, O.S. Odetunde & A. Abubakar

This paper is devoted to investigate the relationship in the performance of the four kinds of shifted Chebyshev polynomial for the comparison purpose, in fractional linear differential equation with constant co-efficient involving the Caputo fractional derivative, using Standard Collocation Method (SCM).

CD4 Population Dynamics In Response To Antiretroviral Therapy In Some Cases Reported At Federal Medical Centre, Keffi, North Central Nigeria

S.D. Gyar, J.P. Mairiga & A.W. Abiodun

The study was carried out on patients presenting with HIV/AIDS at the Federal Medical Center, Keffi. The study aimed at assessing the immune response of such individuals to Highly Active Antiretroviral Therapy (HAART). The study covered 118 HIV-infected, treatment-naïve

Modeling of control strategies for cholera epidemic

A. Ndanusa, B.A. Jimoh & A.W. Abubakar

The SIRB model for the dynamics of cholera epidemic introduced by Codeco is modified by incorporating some control strategies: vaccination is introduced to susceptible class, therapeutic treatment is applied to infected class, and water sanitation leads to the death of vibrios.

Trigonometrically Fitted Three Stage Third Order Improved Runge Kutta Method for Numerical Integration of IVPs with Oscillating Solutions

A. Ndanusa, A.U. Mustapha, A. Ibrahim & A.W. Abubakar

In this paper, a new trigonometrically fitted Improved Runge-Kutta (TFIRK) method is constructed and implemented. The new method is based on an explicit three stage Improved Runge-Kutta (IRK) method of order three. The convergence of the method is established...

Isolation and Characterization of Phenolic acid from the Ethanol Leaf Extracts of Ensete gilletii

E. Tanko, B.E.N. Dauda, A. Mann, S.O. Oyeleke, L.A. Fadipe & Y.B. Paiko

Ensete gilletii (family: Musaceae) have been used ethno-medicinally for the treatment of diarrhoea and dysentery. The Crude ethanol leaf extracts was subjected to chromatography which led to the isolation of one carboxylic acid. Characterization and structural elucidation of the carboxylic...

Mathematical Model And Stability Analysis Of Typhoid Fever

F. Sulayman, A.A. Yakubu, A. Abubakar & A.T. Muhammad

Typhoid fever is primarily transmitted through bacterial known as Salmonella typhi organism, a deterministic typhoid fever model is formulated by incorporating vital dynamic, standard incidence and control measures. The effective basic reproduction number R c...

Simplified Isolation of Catechin-3-o-beta-d-glucopyranoside from Trichilia emetica Seeds

A. Usman, I.L. Ibrahim & A.A. Ibrahim

The conventional method for the isolation of catechin-3-o-beta-d-glucopyranoside from Trichilia emetica whole seeds is laborious, costly and low yielding (3 - 5%). The isolation technique was developed to reduce the isolation cost and time as well as to get a better yield (20 - 30%). The structure of the isolated compound was confirmed on the basis of nuclear magnetic resonance (NMR)...

Photodynamic Inactivation of Viruses: The Factors that Determine Rate and Extent of Inactivation

H. Majiya, J. Baba, I.L. Muhammed, R.G. Muhammed, T.V. Balogu & H.M. Majiya

Photodynamic inactivation (PDI) of viruses in solution has been reported and that singlet oxygen mediated oxidation is responsible for the inactivation. The capsids of non-enveloped viruses are possible targets for viral inactivation by singlet oxygen oxidation. In most of the previous...

Molecular Characterization of Salmonella Typhi Strains Isolated from Patients Clinically Diagnosed of Typhoid Fever in Kaduna State-Nigeria

B. Abdullahi, I.O. Abdullahi, J.B. Ameh & B.O. Olayinka

Typhoid fever; a systemic disease caused by Salmonella enterica serovar Typhi (S. Typhi) remains a major public health problem in many parts of the world. Accurate diagnosis of the disease requires isolation of the organism. Therefore, the main objective of this study was to molecularly characterized S. Typhi strains isolated from patients...

Artisanal Gold Mining and Heavy Metals Pollution Assessment of Drinking Water Sources in Nasarawa, Niger State, Nigeria

F.A. Adekola, G.B. Adebayo, A.S. Sabo, H. Ibrahim & A.M. Hamisu

Widespread artisanal mining operations are currently increasing in Nigeria. The activities are causing serious damage to the environment and populations that live in the vicinity of these mine areas. The discharges of Potentially Harmful Elements (PHEs) from there mining...

Comparison of The Performance of 2d Binary Search Algorithm With Row Wise And Column Wise Search Algorithm On Sorted Matrix

E.T. Oladipupo, C.O. Adeagbo, K.A. Alao & O.H. Siyaka

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Antibacterial Activities of Bitter Kola on Streptococcus pyogenes and Staphylococcus aureus

M.A. Shaibu, M.D. Aodu, M.O. Otori, R.A. Shuaibu & K. Abdulfatai

Bitter kola (Garcinia kola) is known mostly for its antimicrobial potentials. Resistance to drugs especially antibiotics has become a major challenge facing the medical fraternity today. These challenges call for renewed strategies on treatment...

Emissions Characteristics of Biodiesel Blends From Yellow Oleander (Thevetia peruviana) Seed Oil

M.A. Shaibu, M.D. Aodu, M.O. Otori, R.A. Shuaibu & K. Abdulfatai

The emissions characteristics of Yellow Oleander seed oil biodiesel and its blends with conventional diesel were evaluated. This was done by running a stationary single-cylinder, 4-stroke air cooled diesel engine at varied torques of 2 Nm, 4 Nm, 6 Nm, 8 Nm, and 10 Nm on, first 100%...

Performance Analysis of Bubble Sort Based And Insertion Sort Based Searching Techniques On 2-D Array

E.T. Oladipupo, D.O. Olayemi, C.O. Adeagbo & T.A. Olayemi

Row wise and column wise 2-D array search algorithm is a popular searching technique. Bubble and Insertion sort algorithms are also known for their effectiveness in sorting arrays that contain small data. In this research, bubble and insertion sort algorithms are applied in the sorting of the randomly generated elements of two dimensional arrays.

Photo-Antiviral Activity of Cationic and Anionic Dyes

H. Majiya, J. Baba, I.L. Muhammed, R.G. Muhammed & H.M. Majiya

Photo-antiviral activity of organic dyes, porphyrins, phthalocyanines, aromatic hydrocarbons and quinones has been shown to be an efficient alternative antiviral agent in the control of resistant and emerging viruses. These high coloured compounds are photosensitisers...

Phytochemical, Phenolic and Flavonoid Constituents of the Extract of Trichilia emetica Seeds

A. Usman, I.L. Ibrahim & A.M. Abdulkarim

Trichilia emetica seeds crude extracts (aqueous, methanol, hexane and chloroform) were screened for their secondary metabolites. Phytochemicals such as alkaloids, glycosides, terpenoids, steroids were present in all the crude extracts, while saponin, phenols, flavonoids...

Analysis of Optimum Tilt Angles and Their Effects on Receptors of Solar Radiation in Some Locations in Nigeria

A.A. Adamu, K.A. Dabai, I. Garba & S. Buda

Tilt angle is considered as one of the critical parameters in optimizing the amount of captured solar radiation by solar collectors. In this work, optimum tilt angles for three selected locations in Nigeria: Maiduguri (11.9oN, 13.2oE), Abuja (9.2oN, 7.2oE) and Port Harcourt (4.9oN, 7.0oE) were evaluated.

Physicochemical and Characterization of Biodiesel Produced from Sesamum indicum Seeds

A.D. Tambuwal & E.V.C. Okoh

Sesamum indicum is an herbaceous plant which belongs to the family of Pedaliaceae. It is native to India, Sudan, China, Burma and Nigeria. The objective of this study was to assess some parameters and characterized biodiesel from the sesame using ASTM specifications.

Anti-Diarrhoeal, Phytochemical and Toxicological Studies of Vitex doniana Extracts on Escherichia coli Strains Isolated from Diarrhoeal Stool of Some Children (0-5) Years

I L. Muhammad, O.S. Olonitola, J.B. Ameh & B.O. Olayinka

Diarrhoea is reported to be an infectious disease capable of causing morbidity and mortality in both developing and developed countries. This study was carried out to determine the anti-diarrheal activity, phytochemical and toxicological studies of Vitex doniana extracts against...

Effects of Antibiotics on Escherichia coli Strains Isolated from Diarrhoeal Stool of Children (0-5) Years Attending Various Hospitals in Niger State, Nigeria

I L. Muhammad, O.S. Olonitola, J.B. Ameh & B.O. Olayinka

Diarrhoea remains a common complaint among children attending various hospitals in Niger state for medical attention. A cross-sectional study was performed to determine the prevalence and antibiotic susceptibility pattern of E. coli strains isolated from diarrhoeal stool of children less than...

Biogas Production From Banana and Plantain Peels Blended With Cow Dung in An In vitro Biodigester System

A.D. Tambuwal, E.V.C. Okoh & C. Ogbiko

The rising cost of fossil oil as source of energy as a result of its diminishing supplies coupled with attendant pollution problems associated with petroleum and allied products calls for the search for alternative energy source. The research aim to produce biogas from fresh, dried and cow...

Phytochemical Analysis and Anti-Malarial Potential of Eucalyptus camaldulensis (Turare) Leaf Fractions

H.M.S. Haruna, B. Gabi & H. Umar

Methanol extract of Eucalyptus camelduleusis was examined for the phytochemical compositions while the fractions were screened for anti-plasmodial potential using in-vitro assay method for the activity against schizonts growth of the Plasmodium falciparum clinical strain...

Application of Finite Difference Method for the Numerical Solution of Elliptic Equations

A. Abubakar, F. Sulayman, A.A. Yakubu, A.Y. Badeggi & I. Musa

In this paper, finite difference method (FDM) is applied to obtain the numerical solution of elliptic equations. The standard discrete finite difference schemes (forward, central and backward) are used for difference approximations and resulting equations...

Enrichment of Information Security by Building New Hybrid Algorithm Using Expanded RSA, and DES Cryptosystem

A. Abdulganiyu, M.B. Hamawa & O. Owolabi

The idea of fuzzing symmetric encryption method, DES (Data Encryption Standard) and asymmetric encryption modification this is to improve the strength of security on a cloud computing. Our article Expanded-RSA algorithm are fuzz to bring about...

Screening of Honeys for Antibacterial Potential against Multi-Drug Resistant Clinical Salmonella Species

B. Abdullahi, M.A. Shaibu, K. Abdulfatai, B. Yau, R.A. Shuaibu, M.O. Otori & M.M. Umar

The development of resistance to conventional antibiotics, fluoroquinolone and emergence of multidrug resistant (MDR) bacteria of medical importance had prompted us to investigate the antibacterial activities of honeys on MDR Salmonella isolates.

Effect of Different Fertilizer Rates on the Phytochemical and Proximate Composition of Amaranthus Species in Lapai, Niger State

Y. Garba, S.S.D. Mohammed, M.N. Adaji, M.T. Umar, M.B. Abdullahi, H. Aliyu & E. Bala

In comparison to cereals, Amaranths features high nutritional value. Field study was conducted at the Ibrahim Badamasi Babangida University, Lapai, Niger State during the 2017 rainy season to evaluate the effect of organic and inorganic fertilizer...