89 research outputs found

    The turning point in an unwanted teenage pregnancy: a psycho-emotional perspective

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    Introduction: Malaysia is a multiethnic country that allows freedom of religion with Islam being the most professed religion. Under the Islamic teachings, premarital sex is forbidden. Nonetheless, at present, there is an increasing number of teenage pregnancies among the Malay Muslims as a consequence of premarital sex. The objective was to obtain a detailed understanding of how pregnant teenagers make sense of their experience with unwanted pregnancy from a psycho-emotional perspective. Methods: Purposive sampling through the application of Interpretative Phenomenological Analysis (IPA) was employed. Face to face interviews were conducted with 10 participants that were 17 years old. Results: Three themes emerged from the present research (a) transformation of self, (b) transition to motherhood and; (c) spiritual strengthening. Conclusion: All participants experienced turning points in their lives in which they made sense of their experience resulting in positive changes

    The association between epstein-barr virus (EBV) past infection with the risk of oral squamous cell carcinoma (OSCC)

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    The association of Epstein-Barr virus (EBV) with oral cancer has been widely reported in the past. However, previous studies mainly focused on the current infection of EBV without acknowledging the possibility of past infection in patients which may lead to oral cancer development. The present study aims to investigate the correlation between past EBV infections with Oral Squamous Cell Carcinoma (OSCC). Both Immunoglobulin M (IgM) and Immunoglobulin G (IgG) antibodies against EBV were screened to detect the presence of EBV in sera of OSCC patients using Enzyme-Linked Immunosorbent Assay (ELISA). The use of IgM antibody against EBV confirms current infection in patients, whereas IgG antibody would predict past infection throughout patients’ lifetime. Through the present study, we would be able to confirm whether patients with past EBV infection have a significant risk in developing oral cancer. ELISA tests were carried out to detect the presence of EBV IgG and IgM in 206 OSCC and control serum samples. Statistical analysis was performed using SPSS 12.0.1. Our results had shown that 96.6% (n = 199) of OSCC samples and 97.2% (n = 130) control were positive with EBV VCA IgG, however, none of the OSCC and control samples was positive for EBV VCA IgM. The presence of EBV VCA IgG in both OSCC and control suggest that past EBV infection does not play a significant role as a risk indicator for OSCC. Therefore, the association between EBV and OSCC was not well demonstrated in this study

    Sheep Updates 2005 - Part 5

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    This session covers eleven papers from different authors; MARKET INFORMATION 1. Crystal Spring - Crystal clear and consistant, Geoff Duddy, Livestock Officer (Sheep & Wool) Yanco, NSW, Brent McLoud, (Product Development Officer) Cowra, NSW, John Sullivan, J.J Dresser and Co (Agent), Woodstock, NSW 2. An overview of Recent Developments in Dark and Medullated Fibre Testing, T.J. Mahar, A. Balasingam, AWTA Ltd 3. Opportunities and Implications for Wool Producers of the TEAM3 Prediction Equations, J.H. Stanton12 K.M.S. Curtis1 , 1Department of Agriculture Western Australia, 2 Curtin University, WA 4. Premiums and Discounts for Fibre Properties in Superfine Wool, Now and in the Future?, K.M.S. Curtis1, P.R. Lamb2, 1 Department of Agriculture Western Australia, 2Lambshift Consulting, Geelong VIC FEEDLOTTING 5. Manure in sheep feedlots: problem or opportunity?, Eliza Dowling, Ned Crossley Department of Agriculture , Western Australia, Surrender Mann, Chemistry Centre (WA), East Perth WA, 6. The State of Lamb Confinement Feeding in WA, Ned Crossley, Department of Agriculture, Western Australia 7. Finishing lambs in a feed lot - Is it profitable?, Lucy Anderton, Department of Agriculture, Western Australia 8. Repeated live weights can mardinally improve prediction of compliance to markey specifications, Mattew Kelly, Andrew Swan, CSIRO livestock industries, Ian McFarland, Department of Agriculture Western Australia. WELFARE 9. Mulesing accreditation - to be or not to be? Di Evans, Department of Agriculture, Western Australia. 10. The Economic and Research Implications of managing Merino Sheep with out Mulesing, K. Bell, Sheep Management and Production Consultants, North Fremantle WA, D. Sackett, Homes Sackett and Associates, Wagga Wagga NSW 11. How do lambs fare during curfew, Dr Robin Jacob, Department of Agriculture, Western Australi

    The association between epstein-barr virus (EBV) past infection with the risk of oral squamous cell carcinoma (OSCC)

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    The association of Epstein-Barr virus (EBV) with oral cancer has been widely reported in the past. However, previous studies mainly focused on the current infection of EBV without acknowledging the possibility of past infection in patients which may lead to oral cancer development. The present study aims to investigate the correlation between past EBV infections with Oral Squamous Cell Carcinoma (OSCC). Both Immunoglobulin M (IgM) and Immunoglobulin G (IgG) antibodies against EBV were screened to detect the presence of EBV in sera of OSCC patients using Enzyme-Linked Immunosorbent Assay (ELISA). The use of IgM antibody against EBV confirms current infection in patients, whereas IgG antibody would predict past infection throughout patients’ lifetime. Through the present study, we would be able to confirm whether patients with past EBV infection have a significant risk in developing oral cancer. ELISA tests were carried out to detect the presence of EBV IgG and IgM in 206 OSCC and control serum samples. Statistical analysis was performed using SPSS 12.0.1. Our results had shown that 96.6% (n = 199) of OSCC samples and 97.2% (n = 130) control were positive with EBV VCA IgG, however, none of the OSCC and control samples was positive for EBV VCA IgM. The presence of EBV VCA IgG in both OSCC and control suggest that past EBV infection does not play a significant role as a risk indicator for OSCC. Therefore, the association between EBV and OSCC was not well demonstrated in this study

    Brain injury-associated biomarkers of TGF-beta1, S100B, GFAP, NF-L, tTG, AbetaPP, and tau were concomitantly enhanced and the UPS was impaired during acute brain injury caused by Toxocara canis in mice

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    BACKGROUND: Because the outcomes and sequelae after different types of brain injury (BI) are variable and difficult to predict, investigations on whether enhanced expressions of BI-associated biomarkers (BIABs), including transforming growth factor beta1 (TGF-beta1), S100B, glial fibrillary acidic protein (GFAP), neurofilament light chain( NF-L), tissue transglutaminases (tTGs), beta-amyloid precursor proteins (AbetaPP), and tau are present as well as whether impairment of the ubiquitin-proteasome system (UPS) is present have been widely used to help delineate pathophysiological mechanisms in various BIs. Larvae of Toxocara canis can invade the brain and cause BI in humans and mice, leading to cerebral toxocariasis (CT). Because the parasitic burden is light in CT, it may be too cryptic to be detected in humans, making it difficult to clearly understand the pathogenesis of subtle BI in CT. Since the pathogenesis of murine toxocariasis is very similar to that in humans, it appears appropriate to use a murine model to investigate the pathogenesis of CT. METHODS: BIAB expressions and UPS function in the brains of mice inoculated with a single dose of 250 T. canis embryonated eggs was investigated from 3 days (dpi) to 8 weeks post- infection (wpi) by Western blotting and RT-PCR. RESULTS: Results revealed that at 4 and 8 wpi, T. canis larvae were found to have invaded areas around the choroid plexus but without eliciting leukocyte infiltration in brains of infected mice; nevertheless, astrogliosis, an indicator of BI, with 78.9~142.0-fold increases in GFAP expression was present. Meanwhile, markedly increased levels of other BIAB proteins including TGF-beta1, S100B, NF-L, tTG, AbetaPP, and tau, with increases ranging 2.0~12.0-fold were found, although their corresponding mRNA expressions were not found to be present at 8 wpi. Concomitantly, UPS impairment was evidenced by the overexpression of conjugated ubiquitin and ubiquitin in the brain. CONCLUSION: Further studies are needed to determine whether there is an increased risk of CT progression into neurodegenerative disease because neurodegeneration-associated AbetaPP and phosphorylated tau emerged in the brain. DOI: 10.1186/1471-2334-8-8

    Balancing the immune response in the brain: IL-10 and its regulation

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    Background: The inflammatory response is critical to fight insults, such as pathogen invasion or tissue damage, but if not resolved often becomes detrimental to the host. A growing body of evidence places non-resolved inflammation at the core of various pathologies, from cancer to neurodegenerative diseases. It is therefore not surprising that the immune system has evolved several regulatory mechanisms to achieve maximum protection in the absence of pathology. Main body: The production of the anti-inflammatory cytokine interleukin (IL)-10 is one of the most important mechanisms evolved by many immune cells to counteract damage driven by excessive inflammation. Innate immune cells of the central nervous system, notably microglia, are no exception and produce IL-10 downstream of pattern recognition receptors activation. However, whereas the molecular mechanisms regulating IL-10 expression by innate and acquired immune cells of the periphery have been extensively addressed, our knowledge on the modulation of IL-10 expression by central nervous cells is much scattered. This review addresses the current understanding on the molecular mechanisms regulating IL-10 expression by innate immune cells of the brain and the implications of IL-10 modulation in neurodegenerative disorders. Conclusion: The regulation of IL-10 production by central nervous cells remains a challenging field. Answering the many remaining outstanding questions will contribute to the design of targeted approaches aiming at controlling deleterious inflammation in the brain.We acknowledge the Portuguese Foundation for Science and Technology (FCT) for providing a PhD grant to DLS (SFRH/BD/88081/2012) and a post-doctoral fellowship to SR (SFRH/BPD/72710/2010). DS, AGC and SR were funded by FEDER through the Competitiveness Factors Operational Programme (COMPETE) and National Funds through FCT under the scope of the project POCI-01-0145-FEDER007038; and by the project NORTE-01-0145-FEDER-000013, supported by Norte Portugal Regional Operational Programme (NORTE 2020), under the PORTUGAL 2020 Partnership Agreement, through the European Regional Development Fund (ERDF). The MS lab was financed by Fundo Europeu de Desenvolvimento Regional (FEDER) funds through the COMPETE 2020—Operacional Programme for Competitiveness and Internationalisation (POCI), Portugal 2020, and by Portuguese funds through FCT in the framework of the project “Institute for Research and Innovation in Health Sciences ” (POCI-01-0145-FEDER-007274). MS is a FCT Associate Investigator. The funding body had no role in the design of the study and collection, analysis, and interpretation of the data and in writing the manuscript

    Neuron-glia cross talk in rat striatum after transient forebrain ischemia

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    Striatum is highly vulnerable to transient forebrain ischemia induced by the 4 vessel occlusion (4V0) method (Brierley 1976. Pulsinelli et al. 1982, Zini et al. 1990a). Massive degeneration and loss of Nissl-stained neurons occur within 24 hr from an ischemia of long duration (30 min) (Pulsinelli et al. 1982). Neuronal loss is mainly restricted to the lateral part of caudate-putamen (Pulsinelli et al. 1982, Zini et al. 1990a). Cellular alterations include loss of medium-size spiny projection neurons (Pulsinelli et al. 1982, Francis and Pulsinelli 1982), largely corresponding to dopaminoceptive neurons (Benfenati et al. 1989, Zoli et al. 1989), and increase in reactive astrocytes (Pulsinelli et al. 1982, Grimaldi et al. 1990) and microglia (Gehrmann et al. 1982). On the other hand, large cholinergie (Francis and Pulsinelli 1982) and medium-size aspiny somatostatin (SS)/neuropeptide Y (NPY)-containing interneurons are resistant to the ischemic insult (Pulsinelli et al. 1982, Grimaldi et al. 1990). In a few instances, such as in the case of SS and NPY immunoreactivity (IR), the initial loss is followed by full recovery within 7 (SS) or 40 (NPY) days post-ischemia (Grimaldi et al. 1990). However, it is not known whether some kind of recovery is present for the bulk of medium-size spiny projections neurons after the first days post-ischemia

    Dimethyl fumarate in patients admitted to hospital with COVID-19 (RECOVERY): a randomised, controlled, open-label, platform trial

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    Dimethyl fumarate (DMF) inhibits inflammasome-mediated inflammation and has been proposed as a treatment for patients hospitalised with COVID-19. This randomised, controlled, open-label platform trial (Randomised Evaluation of COVID-19 Therapy [RECOVERY]), is assessing multiple treatments in patients hospitalised for COVID-19 (NCT04381936, ISRCTN50189673). In this assessment of DMF performed at 27 UK hospitals, adults were randomly allocated (1:1) to either usual standard of care alone or usual standard of care plus DMF. The primary outcome was clinical status on day 5 measured on a seven-point ordinal scale. Secondary outcomes were time to sustained improvement in clinical status, time to discharge, day 5 peripheral blood oxygenation, day 5 C-reactive protein, and improvement in day 10 clinical status. Between 2 March 2021 and 18 November 2021, 713 patients were enroled in the DMF evaluation, of whom 356 were randomly allocated to receive usual care plus DMF, and 357 to usual care alone. 95% of patients received corticosteroids as part of routine care. There was no evidence of a beneficial effect of DMF on clinical status at day 5 (common odds ratio of unfavourable outcome 1.12; 95% CI 0.86-1.47; p = 0.40). There was no significant effect of DMF on any secondary outcome
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