757 research outputs found

    Values and Wellness as Related to a Positive School Orientation among Japanese Adolescents

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    The relationship between positive school orientation and the psychological factors of values and wellness were examined in a sample of 319 Japanese middle school students. Participants’ perceptions of wellness were consistently related to a reported sense of school bonding, but not necessarily to attendance or participation in extracurricular activities. The relationship between values and positive school orientation was less clear; values appeared to be more aligned with voluntary actions such as participation in extracurricular activities. Gender differences in student values were noted in that males placed more emphasis on extracurricular activities, while females placed more emphasis on attendance. Implications for practice and future research are discussed

    The Association Between Student Wellness and Student Engagement in School

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    School engagement has been identified as an important construct associated with student achievement, school completion, and more recently, student well-being. The present study included data from 200 ninth grade students of diverse ethnic groups (African American, Hispanic, & White) to explore dimensions of student wellness and their association with student engagement in school. Adolescents completed the Child and Adolescent Wellness Scale (CAWS) and the Student Engagement in School Questionnaire (SEQ). Results revealed that students viewed themselves positively on both measures, the two measures demonstrated adequate internal consistency, and all 10 dimensions of the CAWS were significantly related to student engagement in school. The current study provides support for dimensions of wellness contributing to measured student engagement in school, and discusses the potential of wellness concepts contributing to school mental health

    Quaternary faulting in the New Madrid seismic zone in southernmost Illinois

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    U.S. Geological Survey, Department of the Interior, National Earthquake Hazards Reduction Program Award No. 1434-95-G-2525Ope

    Quaternary faulting in the New Madrid seismic zone in southernmost Illinois

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    U.S. Geological Survey, Department of the Interior, under USGS award number 1434-95-G-2525Ope

    Using Group Model Building to Understand Factors That Influence Childhood Obesity in an Urban Environment

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    Background: Despite increased attention, conventional views of obesity are based upon individual behaviors, and children and parents living with obesity are assumed to be the primary problem solvers. Instead of focusing exclusively on individual reduction behaviors for childhood obesity, greater focus should be placed on better understanding existing community systems and their effects on obesity. The Milwaukee Childhood Obesity Prevention Project is a community-based coalition established to develop policy and environmental change strategies to impact childhood obesity in Milwaukee, Wisconsin. The coalition conducted a Group Model Building exercise to better understand root causes of childhood obesity in its community. Methods: Group Model Building is a process by which a group systematically engages in model construction to better understand the systems that are in place. It helps participants make their mental models explicit through a careful and consistent process to test assumptions. This process has 3 main components: (1) assembling a team of participants; (2) conducting a behavior-over-time graphs exercise; and (3) drawing the causal loop diagram exercise. Results: The behavior-over-time graph portion produced 61 graphs in 10 categories. The causal loop diagram yielded 5 major themes and 7 subthemes. Conclusions: Factors that influence childhood obesity are varied, and it is important to recognize that no single solution exists. The perspectives from this exercise provided a means to create a process for dialogue and commitment by stakeholders and partnerships to build capacity for change within the community

    Experimentally engineered mutations in a ubiquitin hydrolase, UBP-1, modulate in vivo susceptibility to artemisinin and chloroquine in Plasmodium berghei

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    As resistance to artemisinins (current frontline drugs in malaria treatment) emerges in south East Asia, there is an urgent need to identify the genetic determinants and understand the molecular mechanisms underpinning such resistance. Such insights could lead to prospective interventions to contain resistance and prevent the eventual spread to other malaria endemic regions. Artemisinin reduced susceptibility in South East Asia (SEA) has been primarily linked to mutations in P. falciparum Kelch-13, which is currently widely recognised as a molecular marker of artemisinin resistance. However, 2 mutations in a ubiquitin hydrolase, UBP-1, have been previously associated with artemisinin reduced susceptibility in a rodent model of malaria and some cases of UBP-1 mutation variants associating with artemisinin treatment failure have been reported in Africa and SEA. In this study, we have employed CRISPR-Cas9 genome editing and pre-emptive drug pressures to test these artemisinin susceptibility associated mutations in UBP-1 in P. berghei sensitive lines in vivo. Using these approaches, we have shown that the V2721F UBP-1 mutation results in reduced artemisinin susceptibility, while the V2752F mutation results in resistance to chloroquine and moderately impacts tolerance to artemisinins. Genetic reversal of the V2752F mutation restored chloroquine sensitivity in these mutant lines while simultaneous introduction of both mutations could not be achieved and appears to be lethal. Interestingly, these mutations carry a detrimental growth defect, which would possibly explain their lack of expansion in natural infection settings. Our work has provided independent experimental evidence on the role of UBP-1 in modulating parasite responses to artemisinin and chloroquine under in vivo conditions

    Specialized High�Protein Oral Nutrition Supplement Improves Home Nutrient Intake of Malnourished Older Adults Without Decreasing Usual Food Intake

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    Background: Reduced nutrient intake is common in patients after hospitalization, contributing to increased risk for readmissionand mortality. Oral nutrition supplements can improve nutrition status and clinical outcomes, but intake of food is prioritized byclinicians. This study examines the impact of a high-protein oral nutrition supplement (S-ONS) on nutrient intake post discharge. Methods: In a subset of patients (14 S-ONS and 16 placebo) from the NOURISH (Nutrition effect On Unplanned ReadmIssionsand Survival in Hospitalized patients) trial, 24-hour dietary recalls were conducted on 3 randomly selected days during the weeksof 30, 60, and 90 days post discharge. Nutrient intake was estimated using Nutrition Data System for Research software. Adequateenergy and protein intake were dened as 30 kcal/kg/d and 1.2 g/kg/d, respectively. Dietary Reference Intakes (DRIs) were usedfor other nutrients. Results: Less than half of patients met the requirements for energy, protein, and 12 micronutrients from foodintake alone during the study. Energy and protein intakes from food were not diminished relative to placebo. Considering nutrientintake from both food and S-ONS, 50% and 71% of patients receiving S-ONSs met energy and protein goals respectively at 90 days(compared with 29% and 36%, in the placebo group), and 100% met the DRI for total carbohydrate, iron, phosphorus, copper,selenium, thiamin, and riboavin at all time points, all of which were consumed at higher amounts vs placebo. Conclusion: Threemonths of S-ONS consumption increases intake of numerous nutrients without decreasing nutrient intake from food in oldermalnourished adults post discharge

    Structured on-the-job training to improve retention of newborn resuscitation skills: a national cohort Helping Babies Breathe study in Tanzania

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    Background: Newborn resuscitation is a life-saving intervention for birth asphyxia, a leading cause of neonatal mortality. Improving provider newborn resuscitation skills is critical for delivering quality care, but the retention of these skills has been a challenge. Tanzania implemented a national newborn resuscitation using the Helping Babies Breathe (HBB) training program to help address this problem. Our objective was to evaluate the effectiveness of two training approaches to newborn resuscitation skills retention implemented across 16 regions of Tanzania. Methods: An initial training approach implemented included verbal instructions for participating providers to replicate the training back at their service delivery site to others who were not trained. After a noted drop in skills, the program developed structured on-the-job training guidance and included this in the training. The approaches were implemented sequentially in 8 regions each with nurses/ midwives, other clinicians and medical attendants who had not received HBB training before. Newborn resuscitation skills were assessed immediately after training and 4–6 weeks after training using a validated objective structured clinical examination, and retention, measured through degree of skills drop, was compared between the two training approaches. Results: Eight thousand, three hundred and ninety-one providers were trained and assessed: 3592 underwent the initial training approach and 4799 underwent the modified approach. Immediately post-training, average skills scores were similar between initial and modified training groups: 80.5 and 81.3%, respectively (p-value 0.07). Both groups experienced statistically significant drops in newborn resuscitation skills over time. However, the modified training approach was associated with significantly higher skills scores 4–6 weeks post training: 77.6% among the modified training approach versus 70.7% among the initial training approach (p-value \u3c 0.0001). Medical attendant cadre showed the greatest skills retention. Conclusions: A modified training approach consisting of structured OJT, guidance and tools improved newborn resuscitation skills retention among health care providers. The study results give evidence for including on-site training as part of efforts to improve provider performance and strengthen quality of care

    SUSCEPTIBILITY OF WINTER TICK LARVAE AND EGGS TO ENTOMOPATHOGENIC FUNGI - BEAUVERIA BASSIANA, BEAUVERIA CALEDONICA, METARHIZIUM ANISOPLIAE, AND SCOPULARIOPSIS BREVICAULIS

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    An isolate of the soil fungus Scopulariopsis brevicaulis was identified from the surface of female winter ticks (Dermacentor albipictus) collected from recently dead moose (Alces alces) calves in New Hampshire in the northeastern United States. It was the sole isolate, and it matched with 98% nucITS similarity (molecular systematics Blast match) to S. brevicaulis species from soil and other tick species. Inoculation of tick larvae and eggs with 108 spores/mL + 0.05% Tween (aqueous inoculum) resulted in mortality, reduced survival time, and recovery of S. brevicaulis from within tick tissues. Rapid water loss and death from dehydration were the pathogenic consequences of the fungal infection. Three entomopathogenic fungal isolates from laboratory culture (Beauveria bassiana, B. caledonica,and Metarhizium anisopliae) inoculated concurrently at the same dose, were slightly less pathogenic to eggs than larvae of winter ticks. We conclude that S. brevicaulis imposes a limitation on the free-living stages of the winter tick population in specific environmental conditions, but commercial fungal treatments as used in local situations to control ticks, are impractical as a means of controlling winter tick density across moose habitats
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