Background: Ethical issues are essential components in any piece of research. In fact, they ought to be considered during designing, planning and conducting each research study particularly among the vulnerable. The aim of this paper is to describe and explain some of the ethical issues and challenges faced by a researcher who carried out a research in three Malaysian residential homes. Mate...

Methods Ten atherosclerotic rabbits and three normal control rabbits underwent high-resolution 3D contrast-enhanced black-blood MRI. MR images and the corresponding histopathological sections were divided into four quadrants. Plaque composition was analyzed for each quadrant according to histopathological (percent of lipid-rich, fibrous, macrophage area and microvessel density) and imaging crit...

background and aims: we aimed to assess the bond strength of composite resin to three pulp capping biomaterials; proroot mineral trioxide aggregate (pmta), root mta (rmta) and calcium enriched mixture (cem), using three bonding systems [a total etch (single bond) and two self-etch systems (protect bond and se bond)]. materials and methods: ninety acrylic moulds containing a 6×2 mm hole were div...

This study evaluated the effect of vacuum and modified atmosphere (40% CO2+60% N2, MA) packaging on the chemical composition, physicochemical properties and sensory attributes of chill-stored meat from 10 fallow deer (Dama dama) bucks at 17 to 18 months of age. The animals were hunter-harvested in the forests of north-eastern Poland. During carcass dressing (48 to 54 h post mortem), both muscul...

Objective – To evaluate in vitro adhesion of endodontic sealers Rickert, AH Plus, Sealapex and Epiphany to dentin previously conditioned with one of two different chemical solutions. Methods – A total of 80 specimens were made up with bovine incisive teeth that were prepared by cutting predetermined sections and wearing them, producing standard experimental samples. Forty samples were treated w...

this study was an attempt to explore the beliefs of iranian efl teachers about the role of grammar in english language teaching in both state schools and private language institutes. data were collected through a questionnaire developed by burgess and etherington (2002), which consisted of 11 main subscales and was divided into two sections. the first section dealt with approaches to grammar te...