85 research outputs found

    Dream On, Young Hearts

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    Dream on, young hearts- dream on, dream on,But dream of all things gay;Dream that the morrow will be bright,As bright as yesterday. Wake not, wake not from scenes of bliss,Youth\u27s dreams are ever fair; Your world, it is a world of dreams,Wake not to our\u27s of care!Dream on, young hearts- dream on, dream on,But dream of all things gay; Dream that the morrow will be bright,And sweet as yesterday. 2nd verseLike sudden meteors o\u27er our paths,Bright joys, they flash and fly;As sunshine yields to wintry clouds,As spring flowers bloom and die-So hope gives place to vain regrets,So brave succeeds to gay;So all that\u27s fair a moment dwells,Then, blighted, dies away.Dream on young hearts- dream on, dream on,But dream of all things gay;Dream that the morrow will be bright,And sweet as yesterday

    Risk of stomach cancer in Aotearoa/New Zealand: A Māori population based case-control study.

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    Māori, the indigenous people of New Zealand, experience disproportionate rates of stomach cancer, compared to non-Māori. The overall aim of the study was to better understand the reasons for the considerable excess of stomach cancer in Māori and to identify priorities for prevention. Māori stomach cancer cases from the New Zealand Cancer Registry between 1 February 2009 and 31 October 2013 and Māori controls, randomly selected from the New Zealand electoral roll were matched by 5-year age bands to cases. Logistic regression was used to estimate odd ratios (OR) and 95% confidence intervals (CI) between exposures and stomach cancer risk. Post-stratification weighting of controls was used to account for differential non-response by deprivation category. The study comprised 165 cases and 480 controls. Nearly half (47.9%) of cases were of the diffuse subtype. There were differences in the distribution of risk factors between cases and controls. Of interest were the strong relationships seen with increased stomach risk and having >2 people sharing a bedroom in childhood (OR 3.30, 95%CI 1.95-5.59), testing for H pylori (OR 12.17, 95%CI 6.15-24.08), being an ex-smoker (OR 2.26, 95%CI 1.44-3.54) and exposure to environmental tobacco smoke in adulthood (OR 3.29, 95%CI 1.94-5.59). Some results were attenuated following post-stratification weighting. This is the first national study of stomach cancer in any indigenous population and the first Māori-only population-based study of stomach cancer undertaken in New Zealand. We emphasize caution in interpreting the findings given the possibility of selection bias. Population-level strategies to reduce the incidence of stomach cancer in Māori include expanding measures to screen and treat those infected with H pylori and a continued policy focus on reducing tobacco consumption and uptake

    Germline CDH1 mutations are a significant contributor to the high frequency of early-onset diffuse gastric cancer cases in New Zealand Māori.

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    New Zealand Māori have a considerably higher incidence of gastric cancer compared to non-Māori, and are one of the few populations worldwide with a higher prevalence of diffuse-type disease. Pathogenic germline CDH1 mutations are causative of hereditary diffuse gastric cancer, a cancer predisposition syndrome primarily characterised by an extreme lifetime risk of developing diffuse gastric cancer. Pathogenic CDH1 mutations are well described in Māori families in New Zealand. However, the contribution of these mutations to the high incidence of gastric cancer is unknown. We have used next-generation sequencing, Sanger sequencing, and Multiplex Ligation-dependent Probe Amplification to examine germline CDH1 in an unselected series of 94 Māori gastric cancer patients and 200 healthy matched controls. Overall, 18% of all cases, 34% of cases diagnosed with diffuse-type gastric cancer, and 67% of cases diagnosed aged less than 45 years carried pathogenic CDH1 mutations. After adjusting for the effect of screening known HDGC families, we estimate that 6% of all advanced gastric cancers and 13% of all advanced diffuse-type gastric cancers would carry germline CDH1 mutations. Our results demonstrate that germline CDH1 mutations are a significant contributor to the high frequency of diffuse gastric cancer in New Zealand Māori

    COVID-19 vaccine strategies for Aotearoa New Zealand:a mathematical modelling study

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    Summary: Background: COVID-19 elimination measures, including border closures have been applied in New Zealand. We have modelled the potential effect of vaccination programmes for opening borders.Methods: We used a deterministic age-stratified Susceptible, Exposed, Infectious, Recovered (SEIR) model. We minimised spread by varying the age-stratified vaccine allocation to find the minimum herd immunity requirements (the effective reproduction number Reff<1 with closed borders) under various vaccine effectiveness (VE) scenarios and R0 values. We ran two-year open-border simulations for two vaccine strategies: minimising Reff and targeting high-risk groups.Findings: Targeting of high-risk groups will result in lower hospitalisations and deaths in most scenarios. Reaching the herd immunity threshold (HIT) with a vaccine of 90% VE against disease and 80% VE against infection requires at least 86•5% total population uptake for R0=4•5 (with high vaccination coverage for 30–49-year-olds) and 98•1% uptake for R0=6. In a two-year open-border scenario with 10 overseas cases daily and 90% total population vaccine uptake (including 0–15 year olds) with the same vaccine, the strategy of targeting high-risk groups is close to achieving HIT, with an estimated 11,400 total hospitalisations (peak 324 active and 36 new daily cases in hospitals), and 1,030 total deaths.Interpretation: Targeting high-risk groups for vaccination will result in fewer hospitalisations and deaths with open borders compared to targeting reduced transmission. With a highly effective vaccine and a high total uptake, opening borders will result in increasing cases, hospitalisations, and deaths. Other public health and social measures will still be required as part of an effective pandemic response.Funding: This project was funded by the Health Research Council [20/1018].Research in contex

    Monitoring health inequalities: life expectancy and small area deprivation in New Zealand

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    BACKGROUND: Socioeconomic and ethnic inequalities in health are of great concern, and life expectancy provides a readily understood means of monitoring such inequalities. The objectives of this study are to (1) measure life expectancy by socioeconomic deprivation and ethnicity, and (2) describe trends in the deprivation gradient in life expectancy since the mid-1990s. METHODS: Three years of national mortality data have been combined with mid-point population denominators to produce life tables within nationally determined levels of small area deprivation (NZDep96) for three ethnic group: European, Mäori and Pacific peoples. This process has been repeated for the periods 1995–97, 1996–98, 1997–99 and 1998–2000. RESULTS: There was a strong relationship between increasing small area deprivation and decreasing life expectancy. Through the mid- to late 1990s, males living in the most deprived small areas in New Zealand experienced life expectancies at birth approximately nine years less than their counterparts living in the least deprived areas; for females the corresponding difference was under seven years. Mäori and Pacific life expectancies at birth were lower than those of Europeans at each level of deprivation. Over the study period (1995–2000) the gradient in life expectancy across deprivation deciles remained stable. CONCLUSION: Small area deprivation analyses of life expectancy could be repeated routinely at regular intervals, which would provide a useful approach to monitoring trends in socioeconomic, geographic, ethnic and gender inequalities in mortality

    Ataxin-3 Plays a Role in Mouse Myogenic Differentiation through Regulation of Integrin Subunit Levels

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    BACKGROUND: During myogenesis several transcription factors and regulators of protein synthesis and assembly are rapidly degraded by the ubiquitin-proteasome system (UPS). Given the potential role of the deubiquitinating enzyme (DUB) ataxin-3 in the UPS, and the high expression of the murine ataxin-3 homolog in muscle during embryogenesis, we sought to define its role in muscle differentiation. METHODOLOGY/PRINCIPAL FINDINGS: Using immunofluorescence analysis, we found murine ataxin-3 (mATX3) to be highly expressed in the differentiated myotome of E9.5 mouse embryos. C2C12 myoblasts depleted of mATX3 by RNA interference exhibited a round morphology, cell misalignment, and a delay in differentiation following myogenesis induction. Interestingly, these cells showed a down-regulation of alpha5 and alpha7 integrin subunit levels both by immunoblotting and immunofluorescence. Mouse ATX3 was found to interact with alpha5 integrin subunit and to stabilize this protein by repressing its degradation through the UPS. Proteomic analysis of mATX3-depleted C2C12 cells revealed alteration of the levels of several proteins related to integrin signaling. CONCLUSIONS: Ataxin-3 is important for myogenesis through regulation of integrin subunit levels.This work was financed by the Fundacao para a Ciencia e a Tecnologia (FCT) (POCI/SAU-MMO/60412/2002) and by National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS) grant RO1 NS038712 to HLP. MCC, FB, AJR, and RJT were supported by the FCT fellowships (SFRH/BD/9759/2003 and SFRH/BPD/28560/2006), (SFRH/BPD/17368/2004), (SFRH/BD/17066/2004), (SFRH/BD/29947/2006), respectively. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript

    Trauma and Construction of Self and Others Following Psychotic Experiences

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    The aim of this study was to examine how trauma may affect the development of psychosis. Previous research in the field of Personal Construct Theory has found that people who have a diagnosis of schizophrenia have a poorly elaborated self-concept. This study investigated whether there may be a relationship between trauma and self-elaboration in people who have experienced psychosis. It was hypothesised that more severe trauma in childhood would lead to lower self-elaboration, greater conflict in the self concept and lower elaboration of self when experiencing a traumatic life event in childhood. It was also hypothesised that people would see themselves as less like other people if they had experienced more severe trauma. A sample of 21 people who had experienced psychosis completed repertory grids. The grids included elements of self at different times in one’s life, self in different life events and other people. When childhood sexual abuse was the main grouping variable, the high trauma group had lower self-elaboration, saw themselves as more different to other people and had greater conflict in their self-concept. The findings of the study were discussed in relation to childhood abuse and its impact on self-construction. Limitations of the study were also discussed and related to future research on the relationships between self-concept, trauma and psychosis

    Cognitive Processing of Threat Information in Female Eating Disorder Patients: The Role of Attentional Bias and Cognitive Avoidance

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    This study considers and explores the relationship between eating disorders and the cognitive processes of attentional bias and cognitive avoidance. These processes are also considered in terms of their contribution to the current theoretical conceptualisations of eating disorders and how this may potentially inform treatment. Previous research in the field is limited yet indicates that attentional biases exist in eating disorders, at least for disorder-specific stimuli using well recognised experimental paradigms. The research into cognitive avoidance is scarce yet has indicated that those with bulimic tendencies may use this cognitive strategy. A modified emotional Stroop task and an anagram solution task were used to evaluate experimental hypotheses postulating that attentional bias to and cognitive avoidance of disorder relevant and self-esteem threat stimuli would be present in a group of patients with an eating disorder (N=23) in comparison with a control group (N=34). Using the emotional Stroop, the results showed limited support for the presence of attentional biases in eating disorders. For the anagram solution task, some limited evidence was found for the presence of cognitive avoidance in the clinical eating disorder sample. The limitations of the study were considered and discussed, with an emphasis on improvements for future research using these experimental paradigms. The findings of the study were also discussed in relation to the implications for eating disorder theory and treatment

    The Harrison song /

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    In bound volumes: Copyright Deposits 1820-186

    In the days when we went gypsying /

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    In bound volumes: Copyright Deposits 1820-186
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