147 research outputs found

    Exploring intersectional variations in sexual pleasure, sexual autonomy, and important correlates

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    Research suggests that pressure to meet gender norms can limit social behaviors and ultimately promote poor health outcomes, such as disparities in decreased sexual pleasure, which are considered a central component of human rights and well-being. Previous studies have shown that sexual pleasure and sexual autonomy are gender-related, but little is known about these indicators in diverse populations. This study used data from a probabilistic sample of Cape Verdean immigrant (n = 127) and Portuguese native (n = 133) women and men who were in an intimate relationship enrolled in the FEMINA (Fertility, Migration and Acculturation) project to explore intersectional variations in sexual pleasure, sexual satisfaction, and distress considering their interplay with sexual autonomy and social representations regarding sexuality. For all participants and especially among men, sex is a very important part of life. Sexual autonomy was positively associated with sexual pleasure among Cape Verdean and Portuguese women and Portuguese men. Sexual distress was negatively associated with sexual pleasure among women, especially Cape Verdean women who reported higher sexual distress. This small-scale study is an example of an intersectional approach to sexual health and rights.info:eu-repo/semantics/publishedVersio

    Fertility, migration and acculturation (FEMINA): a research protocol for studying intersectional sexual and reproductive health inequalities.

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    Background: The existing knowledge on the interplay between reproductive and sexual health, migration and acculturation is recent and inconsistent, particularly on the sociocultural motives and constraints regarding fertility. Therefore, sexual and reproductive health (SRH) surveys are needed to provide accurate and comparable indicators to identify and address SRH inequalities, with specific focus on under researched aspects, such as the interrelation between migration and gender. FEMINA (FErtility, MIgratioN and Acculturation) aims to investigate intersectional SRH inequalities among Cape Verdean immigrant and Portuguese native families and how they impact on fertility in Portugal. This study will use a comprehensive approach exploring simultaneously the components of SRH, namely regarding identities, perceptions and practices of both women and men among lay people and relevant experts and stakeholders. The project has three main goals: 1) to identify social determinants of SRH among Cape Verdean immigrant and Portuguese native men and women of reproductive age; 2) to gain understanding of the diversity of the sexual and reproductive experiences and expectations of Cape Verdean immigrant and Portuguese native men and women of reproductive age, considering the singularities of their migratory, social and family dynamics; and 3) to produce recommendations for policy makers, employers and service providers on how to better address the SRH needs of Portuguese-born and immigrant populations. Methods: The study will address these goals using a mixed methods approach, including: a cross-sectional telephone survey with a probabilistic sample of 600 Cape Verdean immigrant and 600 Portuguese native women and men (women aged 18 to 49 and men aged 18 to 54), residents of the Greater Lisbon Area; a qualitative research through in-depth interviews with a subsample of 30 Cape Verdean immigrants and 30 Portuguese native men and women; and a Delphi technique for finding consensus on good practices in SRH for the entire population with a special emphasis on immigrants, namely extra-EU migrants. Discussion: Data will be used to produce a comprehensive set of indicators to monitor SRH in Portugal, to foster a greater understanding of its specificities and challenges to policy and decision makers, and to provide targeted recommendations to promote inclusive and migrant sensitive SRH services.info:eu-repo/semantics/publishedVersio

    Stakeholders’ views on drug development: the congenital disorders of glycosylation community perspective

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    Background Congenital disorders of glycosylation (CDG) are a large family of rare genetic diseases for which therapies are virtually nonexistent. However, CDG therapeutic research has been expanding, thanks to the continuous efforts of the CDG medical/scientific and patient communities. Hence, CDG drug development is a popular research topic. The main aim of this study was to understand current and steer future CDG drug development and approval by collecting and analysing the views and experiences of the CDG community, encompassing professionals and families. An electronic (e-)survey was developed and distributed to achieve this goal. Results A total of 128 respondents (46 CDG professionals and 82 family members), mainly from Europe and the USA, participated in this study. Most professionals (95.0%) were relatively familiar with drug development and approval processes, while CDG families revealed low familiarity levels, with 8.5% admitting to never having heard about drug development. However, both stakeholder groups agreed that patients and families make significant contributions to drug development and approval. Regarding their perceptions of and experiences with specific drug development and approval tools, namely biobanks, disease models, patient registries, natural history studies (NHS) and clinical trials (CT), the CDG community stakeholders described low use and participation, as well as variable familiarity. Additionally, CDG professionals and families shared conflicting views about CT patient engagement and related information sharing. Families reported lower levels of involvement in CT design (25.0% declared ever being involved) and information (60.0% stated having been informed) compared to professionals (60.0% and 85.7%, respectively). These contrasting perceptions were further extended to their insights and experiences with patient-centric research. Finally, the CDG community (67.4% of professionals and 54.0% of families) reported a positive vision of artificial intelligence (AI) as a drug development tool. Nevertheless, despite the high AI awareness among CDG families (76.8%), professionals described limited AI use in their research (23.9%). Conclusions This community-centric study sheds new light on CDG drug development and approval. It identifies educational, communication and research gaps and opportunities for CDG professionals and families that could improve and accelerate CDG therapy development

    Intraspecific traits change biodiversity effects on ecosystem functioning under metal stress

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    The online version of this article (doi:10.1007/s00442-011-1930-3) contains supplementary material, which is available to authorized users.Studies investigating the impacts of biodiversity loss on ecosystem processes have often reached different conclusions, probably because insufficient attention has been paid to some aspects including (1) which biodiversity measure (e.g., species number, species identity or trait) better explains ecosystem functioning, (2) the mechanisms underpinning biodiversity effects, and (3) how can environmental context modulates biodiversity effects. Here, we investigated how species number (one to three species) and traits of aquatic fungal decomposers (by replacement of a functional type from an unpolluted site by another from a metal-polluted site) affect fungal production (biomass acumulation) and plant litter decomposition in the presence and absence of metal stress. To examine the putative mechanisms that explain biodiversity effects, we determined the contribution of each fungal species to the total biomass produced in multicultures by real-time PCR. In the absence of metal, positive diversity effects were observed for fungal production and leaf decomposition as a result of species complementarity. Metal stress decreased diversity effects on leaf decomposition in assemblages containing the functional type from the unpolluted site, probably due to competitive interactions between fungi. However, dominance effect maintained positive diversity effects under metal stress in assemblages containing the functional type from the metal-polluted site. These findings emphasize the importance of intraspecific diversity in modulating diversity effects under metal stress, providing evidence that trait-based diversity measures should be incorporated when examining biodiversity effects.The Portuguese Foundation for Science and Technology supported I. Fernandes (SFRH/BD/42215/2007

    listening to what matters for the patients and health professionals

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    Funding Information: The authors would like to acknowledge the members of the medical and patient committees for the input, advice and experiences shared for the guidance of this study. Namely, to AM, SP, JP, LR, MC, RF, TR and JB for being part of the patient committee and to JJ, EM, LB, DCo, DCa, CTL, RA, CL and AE for integrating the medical committee. We also want to acknowledge the volunteers from the NOVA Sci & Tech Volunteer program that helped with the organisation of this project. Funding Information: This work was supported by the CDG & Allies—Professionals and Patient Associations International Network (CDG&Allies-PPAIN) and by national funds from FCT—Fundação para a Ciência e a Tecnologia, I.P., in the scope of the Project UIDP/04378/2020 and UIDB/04378/2020 of the Research Unit on Applied Molecular Biosciences—UCIBIO, the Project LA/P/0140/2020 of the Associate Laboratory Institute for Health and Bioeconomy—i4HB C.P. and R.F. were funded by Fundação para a Ciência e Tecnologia with the Grants SFRH/BD/138647/2018 and (SFRH/BD/124326/2016) respectively. Publisher Copyright: © 2022, The Author(s).Background: Congenital disorders of glycosylation (CDG) are a growing group of rare genetic disorders. The most common CDG is phosphomannomutase 2 (PMM2)-CDG which often has a severe clinical presentation and life-limiting consequences. There are no approved therapies for this condition. Also, there are no validated disease-specific quality of life (QoL) scales to assess the heterogeneous clinical burden of PMM2-CDG which presents a challenge for the assessment of the disease severity and the impact of a certain treatment on the course of the disease. Aim and methods: This study aimed to identify the most impactful clinical signs and symptoms of PMM2-CDG, and specific patient and observer reported outcome measures (PROMs and ObsROMs, respectively) that can adequately measure such impact on patients’ QoL. The most burdensome signs and symptoms were identified through input from the CDG community using a survey targeting PMM2-CDG families and experts, followed by family interviews to understand the real burden of these symptoms in daily life. The list of signs and symptoms was then verified and refined by patient representatives and medical experts in the field. Finally, a literature search for PROMs and ObsROMs used in other rare or common diseases with similar signs and symptoms to those of PMM2-CDG was performed. Results: Twenty-four signs/symptoms were identified as the most impactful throughout PMM2-CDG patients’ lifetime. We found 239 articles that included tools to measure those community-selected PMM2-CDG symptoms. Among them, we identified 80 QoL scales that address those signs and symptoms and, subsequently, their psychometric quality was analysed. These scales could be applied directly to the PMM2-CDG population or adapted to create the first PMM2-CDG-specific QoL questionnaire. Conclusion: Identifying the impactful clinical manifestations of PMM2-CDG, along with the collection of PROMs/ObsROMs assessing QoL using a creative and community-centric methodology are the first step towards the development of a new, tailored, and specific PMM2-CDG QoL questionnaire. These findings can be used to fill a gap in PMM2-CDG clinical development. Importantly, this methodology is transferable to other CDG and rare diseases with multiple signs and symptoms.publishersversionpublishe

    Effects of zinc on leaf decomposition by fungi in streams : studies in microcosms

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    The effect of zinc on leaf decomposition by aquatic fungi was studied in microcosms. Alder leaf disks were precolonized for 15 days at the source of the Este River, and exposed to different zinc concentrations during 25 days. Leaf mass loss, fungal biomass (based on ergosterol concentration), fungal production (rates of [1-14C]acetate incorporation into ergosterol), sporulation rates and species richness of aquatic hyphomycetes were determined. At the source of the Este River decomposition of alder leaves was fast and 50% of the initial mass was lost in 25 days. A total of 18 aquatic hyphomycete species were recorded during 42 days of leaf immersion. Articulospora tetracladia was the dominant species, followed by Lunulospora curvula and two unidentified species with sigmoid conidia. Cluster analysis suggested that zinc concentration and exposure time affected the structure of aquatic hyphomycete assemblages, even though richness had not been severely affected. Both zinc concentration and exposure time significantly affected leaf mass loss, fungal production and sporulation, but not fungal biomass. Zinc exposure reduced leaf mass loss, inhibited fungal production and affected fungal reproduction by either stimulating or inhibiting sporulation rates. The results of this work suggested zinc pollution might depress leaf decomposition in streams due to changes in the structure and activity of aquatic fungi.Fundação para a Ciência e a Tecnologia (FCT) – Programa Operacional “Ciência, Tecnologia, Inovação” (POCTI) - POCTI/34024/BSE/2000

    Produção de leite de vacas mestiças em rebanhos leiteiros do Acre.

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    O uso de animais de baixo padrão genético associado ao baixo nível tecnológico tem sido apontado como um dos principais problemas da produção de leite no estado do Acre. Estes dados são importantes para definição de estratégias de melhoramento genético e de transferência de tecnologias nestas unidades produtivas. Desta forma, o presente trabalho foi mensurar a produção de leite em propriedades que desenvolvem a atividade como principal fonte de renda

    Perfil de produção leiteira de pequenas propriedades no estado do Acre.

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    A bovinocultura leiteira é uma atividade de crescente importância na agricultura familiar no Acre, é realizada predominantemente por agricultores familiares, envolvendo grande número de famílias, exercendo influência na geração de renda da propriedade e contribuindo para a sobrevivência da unidade produtiva familiar. Este estudo teve como objetivo caracterizar a pecuária leiteira e o perfil socioeconômico do produtor de leite da agricultura familiar no estado do Acre

    Avaliação linear de características de conformação em vacas leiteiras do estado do Acre.

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    A conformação de bovinos leiteiros corresponde a um conjunto de características de grande importância que o produtor de leite deve saber e compreender ao lidar com a criação de um rebanho bom e resistente. A avaliação linear é uma das ferramentas que auxiliam o produtor na seleção de animais para compor o rebanho, descobrindo e entendendo os pontos fracos e fortes de seus animais, permitindo ao produtor verificar qual o tipo de animal ele possui e em quais características ele deve trabalhar para obter animais mais produtivos, funcionais, saudáveis e apropriados ao seu sistema de produção. Este trabalho tem por objetivo avaliar as características de conformação presentes nos rebanhos leiteiros mestiços acrianos
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