530 research outputs found

    Opioid Settlement Funds: Do Not Neglect Patients With Pain

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    The opioid crisis has escalated in the setting of the COVID-19 pandemic to new extremes and has claimed more than half a million lives in the US since 2000. Lawsuits to address the civil and criminal liability of drug companies and other groups have originated from federal, state, local, and tribal jurisdictions. When successful, there will likely be billions of dollars and significant discretion as to how these funds are spent. Several groups have produced reports with principles to address the toll of addiction using settlement funds. However, they lack actionable strategies to address the needs of patients with pain, including patients with chronic pain who are receiving long-term opioid therapy. Persons with pain should not be neglected and deserve better treatment

    Engaging local communities in aquatic resources research and activities: a technical manual

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    This document is part of a series of 5 technical manuals produced by the Challenge Program Project CP34 “Improved fisheries productivity and management in tropical reservoirs”. The objective of this technical manual is to relay the field experience of a group of scientists who have worked extensively in small fisheries in sub-Sahara Africa and Asia and lay out a series of simple and pragmatic pointers on how to establish and run initiatives for community catch assessment. The manual relies in particular on practical experience gained implementing Project 34 of the Challenge Programme on Water and Food: Improved Fisheries Productivity and Management in Tropical Reservoirs. (PDF contains 26 pages

    Development and fabrication of improved positive expulsion bladders Final report, 26 Sep. 1967 - 31 Jul. 1968

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    Chemical vapor deposition of aluminum permeation barriers in Teflon-aluminum laminated expulsion bladder

    Engaging local communities in aquatic resources research and activities: a technical manual

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    This document is part of a series of 5 technical manuals produced by the Challenge Program Project CP34 ÎImproved fisheries productivity and management in tropical reservoirsö. The objective of this technical manual is to relay the field experience of a group of scientists who have worked extensively in small fisheries in sub-Sahara Africa and Asia and lay out a series of simple and pragmatic pointers on how to establish and run initiatives for community catch assessment. The manual relies in particular on practical experience gained implementing Project 34 of the Challenge Programme on Water and Food: Improved Fisheries Productivity and Management in Tropical Reservoirs.Research, Fishery data

    Associations between APOE Variants and Metabolic Traits and the Impact of Psychological Stress

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    In a previous study, we observed that associations between APOE rs439401 and metabolic traits were moderated by chronic stress. Thus, in a population of stressed and non-stressed Danish men, we examined whether associations between APOE rs439401 and a panel of metabolic quantitative traits, all metabolic traits which may lead to T2D and CVD were moderated by psychological stress.Obese young men (n = 475, BMI ≄ 31.0 kg/m(2)) and a randomly selected control group (n = 709) identified from a population of 141,800 men were re-examined in two surveys (S-46: mean age 46, S-49: mean age 49 years) where anthropometric and biochemical measures were available. Psychological stress factors were assessed by a self-administered 7-item questionnaire. Each item had the possible response categories "yes" and "no" and assessed familial problems and conflicts. Summing positive responses constituted a stress item score, which was then dichotomized into stressed and non-stressed. Logistic regression analysis, applying a recessive genetic model, was used to assess odds ratios (OR) of the associations between APOE rs439401 genotypes and adverse levels of metabolic traits.The APOE rs439401 TT-genotype associated positively with BMI (OR = 1.09 [1.01; 1.17]), waist circumference (OR = 1.09 [1.02; 1.17]) in stressed men at S-46. Positive associations were observed for fasting plasma glucose (OR = 1.42 [1.07; 1.87]), serum triglycerides (OR = 1.41 [1.05; 1.91]) and with fasting plasma insulin (OR = 1.48 [1.05; 2.08]) in stressed men at S-49. Rs439401 TT-genotype also associated positively with surrogate measures of insulin resistance (HOMA-IR; OR = 1.21 [1.03; 1.41]) and inversely with insulin sensitivity (Stumvoll index; OR = 0.90 [0.82; 0.99], BIGTT-S(I); OR = 0.60 [0.43; 0.85]) in stressed men. No significant associations were observed in non-stressed men, albeit the estimates showed similar but weaker trends as in stressed men.The present results suggest that the APOE rs439401 TT-genotype is associated with an adverse metabolic profile in a population of psychologically stressed Danish men

    Nonequilibrium phase transition due to social group isolation

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    We introduce a simple model of a growing system with mm competing communities. The model corresponds to the phenomenon of defeats suffered by social groups living in isolation. A nonequilibrium phase transition is observed when at critical time tct_c the first isolated cluster occurs. In the one-dimensional system the volume of the new phase, i.e. the number of the isolated individuals, increases with time as Z∌t3Z \sim t^3. For a large number of possible communities the critical density of filled space equals to ρc=(m/N)1/3\rho_c = (m/N)^{1/3} where NN is the system size. A similar transition is observed for Erd\H{o}s-R\'{e}nyi random graphs and Barab\'{a}si-Albert scale-free networks. Analytic results are in agreement with numerical simulations.Comment: 5 pages, 4 figure

    A functional polymorphism in the 5HTR2C gene associated with stress responses also predicts incident cardiovascular events.

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    Previously we have shown that a functional nonsynonymous single nucleotide polymorphism (rs6318) of the 5HTR2C gene located on the X-chromosome is associated with hypothalamic-pituitary-adrenal axis response to a stress recall task, and with endophenotypes associated with cardiovascular disease (CVD). These findings suggest that individuals carrying the rs6318 Ser23 C allele will be at higher risk for CVD compared to Cys23 G allele carriers. The present study examined allelic variation in rs6318 as a predictor of coronary artery disease (CAD) severity and a composite endpoint of all-cause mortality or myocardial infarction (MI) among Caucasian participants consecutively recruited through the cardiac catheterization laboratory at Duke University Hospital (Durham, NC) as part of the CATHGEN biorepository. Study population consisted of 6,126 Caucasian participants (4,036 [65.9%] males and 2,090 [34.1%] females). A total of 1,769 events occurred (1,544 deaths and 225 MIs; median follow-up time = 5.3 years, interquartile range = 3.3-8.2). Unadjusted Cox time-to-event regression models showed, compared to Cys23 G carriers, males hemizygous for Ser23 C and females homozygous for Ser23C were at increased risk for the composite endpoint of all-cause death or MI: Hazard Ratio (HR) = 1.47, 95% confidence interval (CI) = 1.17, 1.84, p = .0008. Adjusting for age, rs6318 genotype was not related to body mass index, diabetes, hypertension, dyslipidemia, smoking history, number of diseased coronary arteries, or left ventricular ejection fraction in either males or females. After adjustment for these covariates the estimate for the two Ser23 C groups was modestly attenuated, but remained statistically significant: HR = 1.38, 95% CI = 1.10, 1.73, p = .005. These findings suggest that this functional polymorphism of the 5HTR2C gene is associated with increased risk for CVD mortality and morbidity, but this association is apparently not explained by the association of rs6318 with traditional risk factors or conventional markers of atherosclerotic disease

    Associations of Social Support and 8-Year Follow-Up Depressive Symptoms: Differences in African American and White Caregivers

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    The present study used data from the Alzheimer’s Study of Emotions in Caregivers (ASEC) to evaluate perceptions of social support assessed at baseline, as well as changes in social support assessed at a follow-up eight-years later, as predictors of symptoms of change in depression, with a focus on race as a potential moderator of these relationships. Specifically, multiple regression analyses adjusted for age, sex, income, education, race, living arrangement of care recipient at baseline, death of care recipient, the cultural justification for caregiving scale (CJCS), and baseline depressive symptoms were conducted to assess baseline social support ratings, as well as the change in social support over time as a predictor of depression at follow-up—with a focus on moderation by race. Baseline social support (F(1,77) = 7.60, p=.008) was associated with fewer depressive symptoms at follow-up for all participants. The change in social support over time was also related to depressive symptoms, with effects moderated by race (F(1,77) = 7.97, p = .007), such that when support decreased over time depressive symptoms at follow-up were higher for Whites, as compared with African Americans, whereas, when social support increased over time depressive symptoms tended to be similar for both groups. These findings indicate that research designed to plan interventions in caregivers must not ignore potential racial differences with regard to the effects of caregiving on mental health
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