Browsing Electronic Theses and Dissertations from 2009 by Title
Now showing items 1248-1267 of 1540
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The role of co-construction of the clock model in the development of fractional understanding in a grade 4/5 classroom
(2014-01-22)The focus of this case study was to determine the impact of the co-construction and use of the clock model in the development of fractional understanding in a Grade 4/5 classroom. A pretest, instruction, midtest, intervention, ... -
The role of emotions in generating and sustaining climate action for youth climate champions: an exploratory study in Northern Ontario
(2022)Anthropogenic climate change is a wicked problem resulting in complex and compounding health impacts at multiple scales and across timelines. While there is a solid base of empirical evidence documenting the physical ... -
The Role of free- and liposomal-N-acetycysteine in paraquat-induced cytotoxicity
(2012-11-10)Paraquat (PQ), one of the most commonly used herbicides worldwide, is hightly toxic to humans and exposure can result in severe clinical situations with no effective treatments available. The toxicity of PQ has been ... -
Role of haemophilus influenzae lipooligosaccharide in the activation of innate and adaptive immunity
A Gram negative human bacterial pathogen Haemophilus influenzae expresses a truncated endotoxin known as lipooligosaccharide (LOS). Recent studies on H. influenzae LOS have highlighted its structural and compositional ... -
The role of intolerance of uncertainty in social anxiety: interpretation of ambiguous social information
(2018)The existence of intolerance of uncertainty (IU) about ambiguous social information in individuals with social anxiety has only recently begun to be explored by researchers, whereas the cognitive mechanisms whereby IU might ... -
The role of mindfulness in maternal mental health: a multi-method investigation
(2020)The purpose of the current series of 3 investigations was to determine if mindfulness is a skill that may protect women’s mental health and wellbeing during pregnancy and the postpartum period. Study 1 was a Canada-wide ... -
The role of personality in predicting unsafe driver behaviour in young and older adults
(2012-11-10)Traffic-related collisions represent a considerable social and economic burden on our society. In Canada, drivers aged 16 to 19 years and 70 years or older are consistently overrepresented in victim statistics. Identified ... -
The Role of personality on decision making under uncertainty
(2010)Dispositional characteristics appear to impact peoples' decision making when faced with situations characterised by uncertainty, a characterization of an unknown future outcome, and ambiguity, a characterisation of the ... -
Role of phenolic compounds on blue light induced retinal pigment cell damage: an in vitro study
(2020)Age-related macular degeneration (AMD) is a progressive eye disease that affects the macula, causing blurred central vision making it difficult for diagnosed patients to see fine details and have trouble with everyday ... -
The Role of primary care physicians in return to work after occupational injury or disease : a systematic review of guidelines and literature
(2010)There was strong evidence that, in addition to usual care, collaborative effort among stakeholders, early contact between the physician and workplace is associated with early RTW. There was also strong evidence to support ... -
Role of safe sites in black spruce recruitment and growth release in post-fire Kalmia heath
(2014-01-22)The goal of this thesis was to explain black spruce regeneration in postfire sheep laurel (Kalmia angustifolia L., hereafter referred to as Kalmia) dominated chronosequence in light of safe site density. The concept of ... -
The role of self efficacy in constraints negotiation : rural Nova Scotia physical education teachers ability to implement outdoor education
(2011)Previous research has highlighted a noticeable shift from humans, especially children and youth, engaging in activities in natural environments to an increasing tendency to participate in sedentary activities in front ... -
The role of self-reflective practices in an 'Aboriginal Education' course in teacher education
(2018)This study explores teacher candidates’ and course instructors’ experiences and perspectives of a mandatory Aboriginal Education course at Lakehead University’s teacher education program. The study utilizes a mixed methods ... -
The role of students' strengths in the experience and effects of bullying on peer relationships, academic achievement, and behavioural and emotional functioning
(2012-11-10)The purpose of this study was to examine the role of strengths in youth as they are related to psychosocial outcomes, particularly in the context of bullying experiences. An understanding of the roles of both overall ... -
Rooming-in and neonatal abstinence syndrome : a systematic review
(2018)Aim: The purpose of this systematic review was to critically examine the literature about the effectiveness of rooming-in compared to traditional care settings such as the Neonatal Intensive Care Unit (NICU) for newborns ... -
The Root dynamics of mixed and single species stands in the boreal forest of central and eastern Canada
(2010)I examined trends of fine root biomass and necromass in different mixed- and single-species stands within the central and eastern regions of the North American boreal forest to determine how annual fine root production, ... -
Ruthenium half-sandwich complexes containing novel anionic (phosphino) tetraphenylborate ligands
(2009)In an attempt to expand upon previous work involving ruthenium-arene complexes bearing anionic (phosphino) tetraphenylborate ligands, and possibly provide further insight into the products obtained, a series of metal ... -
Ruthenium piano stool complexes incorporating novel bis(pyrrolidinyl)alkylphosphines
(2012-11-10)Conventional phosphine ligands (i.e., those typically bearing alkyl and/or aryl substituents) have played a crucial role in the development of transition metal coordination chemistry. Many structural and electronic variants ... -
Ruthenium-Tris(Pyrazolyl)methane complexes as potential candidates for cancer chemotherapy agents
(2009)The MeCN ligands of complex 1 were substitutionally inert, however, under forcing conditions the DMSO ligands of complex 2 were displaced by chelating 1,2-bis(diphenylphosphino)ethane to produce complex 6. Structural ...