91 research outputs found

    Lobster Fishery Management in the Marine Ecosystem Approach at Simeulue Island Waters (Wpp-nri 572)

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    The lobster fishery is one of the leading fisheries commodity on Simeulue Regency so that local government must manage wisely in order to maintain the sustainability of the lobster fishery. Aceh Government Regulation namely Qanun Aceh No. 7 of 2010 concerning fisheries already in effect. However, the institutional system has not functioned optimally in the management of lobster fisheries. The purpose this study is to examine the domain of fishing techniques, socio-economic and institutional management of lobster fisheries with ecosystem approaches in Simeulue waters. Research method using qualitative research. The method of data collection is survey method which is done by purposive sampling approach that is by doing depth responder interview which is considered informative and wide knowledge about the institute. Data analysis using EAFM analysis done with Flag Modeling technique. Based on the results of the study that the assessment of the fishing domain techniques and economic domains in aggregate showed bad category. Meanwhile, social domains and institutional domains show moderate categories so aggregate composites overall show fewer categories. It is therefore necessary to make a tactical decision from the bad to be better in accordance with the category of each EAFM domain

    High-frequency, functional HIV-specific T-follicular helper and regulatory cells are present within germinal centers in children but not adults

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    Broadly neutralizing antibodies (bnAbs) against HIV-1 are an effective means of preventing transmission. To better understand the mechanisms by which HIV-specific bnAbs naturally develop, we investigated blood and lymphoid tissue in pediatric infection, since potent bnAbs develop with greater frequency in children than adults. As in adults, the frequency of circulating effector T-follicular helper cells (TFH) in HIV infected, treatment naïve children correlates with neutralization breadth. However, major differences between children and adults were also observed both in circulation, and in a small number of tonsil samples. In children, TFH cells are significantly more abundant, both in blood and in lymphoid tissue germinal centers, than in adults. Second, HIV-specific TFH cells are more frequent in pediatric than in adult lymphoid tissue and secrete the signature cytokine IL-21, which HIV-infected adults do not. Third, the enrichment of IL-21-secreting HIV-specific TFH in pediatric lymphoid tissue is accompanied by increased TFH regulation via more abundant regulatory follicular T-cells and HIV-specific CXCR5+ CD8 T-cells compared to adults. The relationship between regulation and neutralization breadth is also observed in the pediatric PBMC samples and correlates with neutralization breadth. Matching neutralization data from lymphoid tissue samples is not available. However, the distinction between infected children and adults in the magnitude, quality and regulation of HIV-specific TFH responses is consistent with the superior ability of children to develop high-frequency, potent bnAbs. These findings suggest the possibility that the optimal timing for next generation vaccine strategies designed to induce high-frequency, potent bnAbs to prevent HIV infection in adults would be in childhood

    Older adults and HIV and STI screening: the patient perspective

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    To explore patient provider interactions regarding human immunodeficiency virus (HIV) and sexually transmitted infection (STI) screening of older adults in Connecticut through a focus group approach. Older adults were defined as individuals over 64 years old. Two focus groups convened. The data analysis revealed that the majority of participants had not been screened for HIV or STIs and had not talked with their health care providers about sexual health in recent years. The lack of conversation about sexual health and sexual health screening was the major barrier to sexual health screening. Instigation of the conversation of sexual health and a positive relationship with the health care provider were suggested to overcome these barriers. Health care providers have an important role in initiating conversation about and screening patients for STIs, including HIV. The media, specifically television, was identified as a potential avenue for successful health education

    III. Der Beginn der Reproduktionswissenschaften 1900 bis 1930

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