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All published articles 117854

Spermatogenic Alterations Induced by Organophosporus Compounds Profenofos, Chlorpyrifos and Synthetic Pyrethroid Lambada-cyhalothrin in Mice

H. M. El-bendary, A. A. Saleh, S. E. Negm, M. E. Khadey & F. A. Hosam Eldeen · Annual Research & Review in Biology · 2013

Background: Fertility is declining in many countries and there has been substantial interest in the potential adverse effects of exposure to environmental hazardous chemicals, including pesticides on male reproduction, and it was evident that using pesticides play as the major re...

Open access Research Article 10.9734/ARRB/2014/4925

Attitude, Sexual Behaviour and Risk Perception to Sexually Transmitted Infections Including HIV/AIDS among Students of University of Abuja, Nigeria

Makwe Edith & Ahmad Hadiza A. · Journal of Education, Society and Behavioural Science · 2013

Aims: Adolescents and young adults engage in risky sexual behaviors that may expose them to risk of contracting sexual transmitted diseases. The aim of this study is to assess the attitude, sexual practices and risk perception to STIs including HIV/AIDS among students of the Univ...

Open access Research Article 10.9734/BJESBS/2014/6103

Assessment of Some Toxic Metal Concentrations in Selected Ready-to-use Medicinal Plant Roots and Stem Barks in Ibadan, Nigeria

F. Offor Ifeanyi, C. Ehiri Richard & U. Etim Effiong · Journal of Scientific Research and Reports · 2013

The aim of this study is to assess the concentrations of selected toxic metals (Cr, Ni, Cu, Zn and Cd) in some herbal plants sold in 3 markets within Ibadan, Nigeria. Sampling was done on a daily basis for 7 days in 2012. Blended plant samples were heated at 550ºC for 4 hours and...

Open access Research Article 10.9734/JSRR/2014/5929

A Strong Method for Symmetric Homogeneous Polynomial Inequalities of Degree Six in Nonnegative Real Variables

Vasile Cirtoaje · Journal of Advances in Mathematics and Computer Science · 2013

Let f6(x, y, z) be a symmetric homogeneous polynomial of degree six. Based on cancelling the high coefficient of f6(x, y, z), we give some practical sufficient conditions to have f6(x, y, z) ≥ 0 for any nonnegative real variables x, y, z. Some applications are given in order to e...

Open access Research Article 10.9734/BJMCS/2014/7062

A Mathematical Modeling of School Feeding Programme in the Asem – Kumasi Cluster of Schools in Ashanti Region of Ghana

W. Obeng-Denteh, K. A. Gyasi-Agyei, L. Boateng, B. A. Owusu, K. A. Asiedu & O. Antepim · Journal of Advances in Mathematics and Computer Science · 2013

This paper sought to study and examine the need to investigate with quantitative data whether the objectives of higher enrolment has been met with the introduction of School Feeding Programme in the Ashanti region of Ghana. Time series analysis was used to analyze the data obtain...

Open access Research Article 10.9734/BJMCS/2014/4949

Morphological Assessment and Effectiveness of Indigenous Rhizobia Isolates that Nodulate P. vulgaris in Water Hyacinth Compost Testing Field in Lake Victoria Basin

Morris Muthini, John M. Maingi, John O. Muoma, Alice Amoding, Dative Mukaminega, Newton Osoro, Allan Mgutu & Omwoyo Ombori · Current Journal of Applied Science and Technology · 2013

Aims: The study was aimed at isolating, identifying and assessing the effectiveness of indigenous rhizobia nodulating P. vulgaris in Lake Victoria Basin (LVB). Study Design: Randomized complete block design. Place and Duration of Study: Soil and nodule samples were collected from...

Open access Research Article 10.9734/BJAST/2014/5757

Deposition of Conducting Oxide Thin Films as Anode for Solar Cell Device

N. Mustapha, A. Hennache & Z. Fekkai · Current Journal of Applied Science and Technology · 2013

Transparent Conducting Indium Tin Oxide (ITO) and Zinc Oxide (ZnO) thin films were deposited with Pulsed Laser Deposition PLD at 300°C. The ITO films have small grain size of 5-10 nm and a high value transmission (95%) in the wavelength range from 300 to 700 nm with a low resisti...

Open access Research Article 10.9734/BJAST/2014/6812

A Natural Formulation Increases Brain Resistance to Oxidative Stress

Luigi Menghini, Claudio Ferrante, Lidia Leporini, Giorgio Pintore, Annalisa Chiavaroli, Rugia Shohreh, Lucia Recinella, Giustino Orlando, Michele Vacca & Luigi Brunetti · European Journal of Medicinal Plants · 2013

Aims: Oxidative stress is an imbalance in the pro-oxidant/antioxidant homeostasis, characterized by excess accumulation of reactive oxygen/nitrogen species (ROS/RNS) and free radicals that can be toxic for cells by initiating disruptive peroxidation reactions on cellular substrat...

Open access Research Article 10.9734/EJMP/2014/7150

Competitiveness’s Determinants in the Avocado Export Sector’s Value Chain

J. A. Martínez, J. Bonales, A. G. Zamudio & J. Gaytan · Journal of Experimental Agriculture International · 2013

This article discusses the importance of innovation and knowledge as a sustainable competitive advantage in the value chain of avocado exporters located in Uruapan, Michoacán. The measurement of these dimensions is made to indicators used in this research model, in bringing the m...

Open access Research Article 10.9734/AJEA/2014/6493

Factors influencing Soyabean Production and Willingness to Pay for Inoculum Use in Northern Ghana

Robert Aidoo, J. Osei Mensah, Andrews Opoku & R. C. Abaidoo · Journal of Experimental Agriculture International · 2013

Aim: This study was aimed at providing empirical information on key drivers of soyabean production in northern Ghana and factors that determine farmers’ willingness to pay for inoculum use in the production of the crop. Research Design and Methodology: A total of 240 grain legume...

Open access Research Article 10.9734/AJEA/2014/6011

Evaluation of the Wound Healing Potential of Trichodesma zeylanicum (Burm. f.) Formulation in Excision Wounds in Albino Rats

Frank Ngonda · Annual Research & Review in Biology · 2013

Aim: The study aimed at evaluating in vivo wound healing effect of herbal ointment formulated with 15% w/w Trichodesma zeylanicumm methanolic root extract, plant commonly used as traditional medicine. Methodology: The wound healing potential of T. zeylanicumm was assessed using e...

Open access Research Article 10.9734/ARRB/2014/6741

Evaluation of in Vitro Antibacterial Activity of Caralluma umbellata Haw Used in Traditional Medicine by Indian Tribes

K. Suresh Babu, Sireesha Malladi, R. Venkata Nadh & S. Siva Rambabu · Annual Research & Review in Biology · 2013

Aims: To find out a scientific validation for the traditional knowledge of tribals of Chittoor District, India for their usage of Caralluma umbellata Haw to cure stomach disorder and pain. Methodology: Antibacterial activity of Caralluma umbellata Haw was studied on a few Gram po...

Open access Research Article 10.9734/ARRB/2014/6401