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Now showing items 2531-2540 of 8791
Teacher perceptions of professional development in the context of national educational reform: the case of Qatar*
(
Blackwell Publishing Ltd
, 2011 , Article)
In light of nationally mandated educational changes in Qatar, this study investigates in-service teachers' perceptions of professional development (PD). The aims are to identify challenges facing teachers' PD. The respondents ...
FIRST RECORD OF SOME AQUATIC FAUNA COLLECTED FROM QATARI INLAND WATERS WITH REFERENCE TO ARABIAN PENINSULA
(
International Journal of Current Research
, 2016 , Article)
One of the man-made wetland fauna from September 2010 up to June 2013 during random intervals. The investigations have revealed 24 species of macroinvertebrates: one Rotifer, 3 gastropods, one Notostracan, 2 Ostracods, 2 ...
The influence of eating behavior and sedentary lifestyle on blood pressure and body composition among young qatari female adults
(2013 , Presentation)
Introduction: Obesity is emerging as a major health problem due to recent dietary
habits and sedentary lifestyles in Qatar. The prevalence of, overweight, and obesity was
over 23%, among adolescents girls in the country. ...
Analysis of the relationship between physical self-concept and body composition
(
Hamad bin Khalifa University Press
, 2016 , Conference Paper)
Introduction: Body image is a psychological construct which refers to self-concept including self-image and feelings an individual perceives regarding his or her body. Several studies have examined how women subjectively ...
Exercise prevention of health risks: Lessons from the sport science field and potential applications in Qatar
(
OMICS International
, 2015 , Conference Paper)
Rising obesity levels and physical inactivity are major concerns in the 21st century due to their association with several
health risks including diabetes, cardiovascular disease and cancer. Engaging sedentary and obese ...
The effectiveness of a ten-week exercise intervention to reduce cardiovascular risk factors amongst young male Qatari adults
(
OMICS International
, 2015 , Conference Paper)
Rapid development in Qatar in the recent years has led to numerous changes, particularly the increased prevalence of
lifestyle related health risks, with almost 50% obesity rates amongst Qataris of all ages. We investigated ...
Seroprevalence of Toxoplasma gondii infection in feral cats in Qatar
(
BioMed Central
, 2017 , Article)
Background: Cats are essential in the life cycle of Toxoplasma gondii as they can shed the environmentally resistant
oocysts after acquiring infection. Human populations living in cities with high densities of feral cats ...
Rapid microwave assisted sol-gel synthesis of CeO2 and CexSm1-xO2 nanoparticle catalysts for CO oxidation
(
Elsevier
, 2016 , Article)
CeO2 and CexSm1-xO2 nanoparticle mixed oxides have been synthesized by microwave assisted sol-gel (MW sol-gel) and conventional sol-gel synthesis carried out at 60°C (typical sol-gel) and 100°C (approaching the MW temperature). ...
Towards novel Cry toxins with enhanced toxicity/broader: a new chimeric Cry4Ba / Cry1Ac toxin
(
Springer-Verlag
, 2017 , Article)
Attempts have been made to express or to merge different Cry proteins in order to enhance toxic effects against various insects. Cry1A proteins of Bacillus thuringiensis form a typical bipyramidal parasporal crystal and ...
Novel charge transfer complexes of the donor 1,4,7,10,13,16-hexamethyl-1,4,7,10,13,16-hexaazacyclooctadecane and the acceptors iodine, TCNE, and TCNQ
(
Elsevier
, 2011 , Article)
Abstract Novel charge transfer complexes have been formed in the reaction of the interesting powerful electron donor 1,4,7,10,13,16-hexamethyl-1,4,7,10,13,16-hexaazacyclooctadecane (HMHACOD) with σ-electron acceptor iodine ...