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All published articles 117999

Statistical Inference for a Simple Step-Stress Model Based on Censored Data from the Kumaraswamy Weibull Distribution

H. R. Rezk, A. A. EL Helbawy & G. R. AL Dayian · Journal of Advances in Mathematics and Computer Science · 2014

The step-stress accelerated life tests allow increasing the stress levels on test units at fixed time during the experiment. In this paper, accelerated life tests are considered when lifetime of a product follows a Kumaraswamy Weibull distribution. The shape parameter is assumed...

Open access Research Article 10.9734/BJMCS/2014/7560

Optimal Design and Control for Minimizing the Dynamic Response of an Anisotropic Plate with Variable Thickness

M. A. Hafiz & A. E. Alamir · Journal of Advances in Mathematics and Computer Science · 2014

The problem of minimizing the dynamic response of an anisotropic rectangular plate of variable thickness with minimum possible expenditure of force is presented for various cases of boundary conditions. The plate has a principal direction of anisotropy rotated at an arbitrary ang...

Open access Research Article 10.9734/BJMCS/2014/7515

Possession, Attitudes and Perceptions of Insecticide-treated Bed Nets among Pregnant Women in a Post Conflict District in Northern Uganda

James Henry Obol, Pamela Atim & Kenneth Luryama Moi · International Journal of TROPICAL DISEASE & Health · 2014

Background: The use of insecticide-treated bed nets (ITNs) is one of the main strategies to control malaria in Uganda. The Uganda’s Ministry of Health had set a target of 50% of households to be covered with ITNs by the year 2007. This study aims at determining ITN possession, at...

Open access Research Article 10.9734/IJTDH/2014/6496

Prolactin Hormone and Cardiovascular System

R. M. Mostafa, K. M. Moustafa, Z. Mirghani & Y. M. Moustafa · Cardiology and Angiology: An International Journal · 2014

The Prolactin (PRL) hormone, a very ancient hormone, first discovered by Oscar Riddle and his colleagues in the late 1920s, is a 199 amino acid multifunctional polypeptide hormone, that has been found in all vertebrates to influence more than 300 physiologic functions of the body...

Open access Research Article 10.9734/CA/2014/8423

Cerebrovascular Diseases and Associated Risk Factors in WHO Eastern Mediterranean Countries

A. Boutayeb, M. Derouich, W. Boutayeb & M. E. N. Lamlili · Cardiology and Angiology: An International Journal · 2014

Background: In the WHO Eastern Mediterranean region, nearly one million deaths are caused by cardio-vascular diseases every year. During the last decade, the number of deaths caused by stroke increased by 23%. Most cardiovascular diseases can be prevented by addressing behavioura...

Open access Research Article 10.9734/CA/2014/9731

An Empirical Study on Comparing the Organizational Commitment of Employees across Four Sector Organizations in China

Chunxiu Wang & Meilin Meng · Journal of Scientific Research and Reports · 2014

Aims: Organizational commitment (OC) is one of employees’ attitudes toward their organizations. The study aims at comparing the organizational commitment level of employees across four sector organizations to explore whether OC is influenced by organizational characteristics (typ...

Open access Research Article 10.9734/JSRR/2014/7613

Financial Performance and the Management Issues of Bumiputera Construction Firms in the Malaysian Construction Industry

Mohd Suberi Ab Halim, Md. Shariff M Haniff, Mohd Zukime Mat Junoh & Abdullah Osman · Journal of Scientific Research and Reports · 2014

Aims: Financial factors are significantly related to the performance of construction firms. Moreover, total failure of the construction firms is higher than the percentage of failures of firms in other industries. Therefore, this study was conducted to achieve three objectives. F...

Open access Research Article 10.9734/JSRR/2014/8418

Identification of a Novel GABAA Receptor Channel Ligand Derived from Melissa officinalis and Lavandula angustifolia Essential Oils

Mwajuma Mahita, Rushdie Abuhamdah, Melanie- Jayne Howes, Abdel Ennaceur, Sawsan Abuhamdah & Paul Chazot · European Journal of Medicinal Plants · 2014

Aims: Melissa officinalis (Mo) and Lavandula angustifolia (La) essential oils and their major constituents ((E) - caryophyllene, caryophyllene oxide, geranyl acetate, linalool, nerol, Oct-1-en-3-ol, 3-Octanone, myrcene, allo-ocimene, p-cymene and α- terpineol) assessed by GC-MS)...

Open access Research Article 10.9734/EJMP/2014/9397

Modulating Roles of Ethanolic Roots Extract of Crossopteryx febrifuga on Blood Glucose, Lipid Profile, Glycosylated Haemoglobin and Cytoarchitectural Changes on Pancreatic Beta Cells in Alloxan-Induced Diabetic Rats

A. O. Ojewale, O. S. Ogunmodede, O. T. Olaniyan, A. M. Akingbade, B. J. Dare, O. A. Omoaghe, L. A. Enye & W. S. Nnaemeka · European Journal of Medicinal Plants · 2014

Aim: The study investigated the modulating roles of ethanolic roots extract of Crossopteryx febrifuga (CF) for its antihyperglycemic, antihyperlipidemic, glycosylated hemoglobin effects and cytoarchitectural changes on pancreatic beta cells in alloxan-induced diabetic rats  Study...

Open access Research Article 10.9734/EJMP/2014/7922

Contents of Research Activities in Immunology Unit of a Tertiary Institution in Ibadan, Southwestern Nigeria

O. G. Arinola · Biotechnology Journal International · 2014

Background: Immunology laboratories carry out researches and training coupled with accurate diagnosis and prognosis of diseases for effective treatment and elimination of diseases. Information on the patterns of research activities in Immunology laboratories in developing countri...

Open access Research Article 10.9734/BBJ/2014/8957

Bioaccumulation and Evidence of Hormonal Disruptions in Tilapia Fish (Oreochromis spp.) Exposed to Sub-lethal Concentrations of Pesticides in Sinaloa, Mexico

J. Guillermo Galindo Reyes, Giuseppe R. Galindo Rodríguez, M. Del Carmen Cabrera Osuna & Foday M. Jaward · International Journal of Biochemistry Research & Review · 2014

Examination of endocrine disruption in tilapia fish (Oreochromis spp.) after exposure to sub-lethal concentrations of endosulfan, lindane, diazinon and malathion was evaluated by the quantification of 17-β-estradiol, progesterone and testosterone in fish. Female tilapia (96-110 g...

Open access Research Article 10.9734/IJBCRR/2014/9006

Mode of Oral Ethanol Feeding Affects Liver Oxidative Stress Levels and Methylation Status: Study on NS5A-Transgenic Mice

Natalia Osna, Benita McVicker, Larisa Poluektova, Murali Ganesan & Kusum Kharbanda · International Journal of Biochemistry Research & Review · 2014

Background: Alcohol consumption accelerates the progression and worsens the outcomes of hepatitis C viral (HCV) infection in heavy and moderate drinkers.  Our aim was to investigate the effects of two modes of oral ethanol feeding on induction of oxidative stress, impaired methyl...

Open access Research Article 10.9734/IJBCRR/2014/9689