446 research outputs found

    iPOPY

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    Innovative Public Organic food Procurement for Youth

    Rezyklierte Phosphordünger - was die Branche davon hält

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    Phosphor in Abwässern muss ab 2026 rückgewonnen werden. Was halten Landwirte und andere Düngeexperten davon

    In traditionally male-dominated fields, women are less willing to make sacrifices for their career because discrimination and lower fit with people up the ladder make sacrifices less worthwhile

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    Women's lower career advancement relative to men is sometimes explained by internal factors such as women's lower willingness to make sacrifices for their career, and sometimes by external barriers such as discrimination. In the current research, positing a dynamic interplay between internal and external factors, we empirically test how external workplace barriers guide individuals' internal decisions to make sacrifices for the advancement of their careers. In two high-powered studies in traditionally male-dominated fields (surgery, N = 1,080; veterinary medicine, N = 1,385), women indicated less willingness than men to make sacrifices for their career. Results of structural equation modeling demonstrated that this difference was explained by women's more frequent experience of gender discrimination and lower perceptible fit with people higher up the professional ladder. These barriers predicted reduced expectations of success in their field (Study 1) and expected success of their sacrifices (Study 2), which in turn predicted lower willingness to make sacrifices. The results explain how external barriers play a role in internal career decision making. Importantly, our findings show that these decision-making processes are similar for men and women, yet, the circumstances under which these decisions are made are gendered. That is, both men and women weigh the odds in deciding whether to sacrifice for their career, but structural conditions may influence these perceived odds in a way that favors men. Overall, this advances our understanding of gender differences, workplace inequalities, and research on the role of “choice” and/or structural discrimination behind such inequalities

    Correlation Craniofacial Growth, Body Height and Cervical Vertebrae Maturation Stages

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    Growth and development period has benefit for treating patient who need orthodontic treatment. In this period craniofacial development can be modified. Indicators that can be used to assess the growth and development among others are through body height and cervical vertebrae maturity stages (CMVS). Several previous studies have indicated that craniofacial growth is similar to body growth and there is gender difference between boys and girls. Objectives: Identifying correlation between craniofacial growth, body height and CVMS between gender in Deutero-Malay group aged 10-17 years old. Methods: A cross sectional study was conducted with samples of 159 subjects (72 males and 86 females). Craniofacial growth assessed in five dimensions (N-Me, S-Go, S-NA, PNS-A, Go-Pog). CVMS as described by Baccetti's method, body height was measured. Results: Pearson and Spearman's correlation coefficient revealed body height has stronger relationship with CVMS than craniofaial growth (r=0.838; p<0.05) (r=0.647; p<0.05). Correlation coefficient craniofacial height (Na-Me, S-Go) and mandibula length (Go-Pog) have stronger relationship with CVMS (r=0.458; r=0.465; r=0.545; respectively p<0.05) than the length of craniofacial (S-N, PNS-A) in boys and girls group (r=0.283; r=0.237; p<0.05). T-test revealed difference in body height (p<0.05) and craniofacial growth between boys and girls in group age 13-15 years old (p<0.05). Mann-Whitney test revealed differences in CVMS between males and females in age 10-17 years old (p<0.05). Conclusions: Body height, craniofacial height and mandibular length were correlated with CVMS

    Associations between Socio-Economic Status and Unfavorable Social Indicators of Child Wellbeing; a Neighbourhood Level Data Design

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    Background: Living in deprivation is related to ill health. Differences in health outcomes between neighbourhoods may be attributed to neighbourhood socio-economic status (SES). Additional to differences in health, neighbourhood differences in child wellbeing could also be attributed to neighbourhood SES. Therefore, we aimed to investigate the association between neighbourhood deprivation, and social indicators of child wellbeing. Methods: Aggregated data from 3565 neighbourhoods in 390 municipalities in the Netherlands were eligible for analysis. Neighbourhood SES scores and neighbourhood data on social indicators of child wellbeing were used to perform repeated measurements, with one year measurement intervals, over a period of 11 years. Linear mixed models were used to estimate the associations between SES score and the proportion of unfavorable social indicators of child wellbeing. Results: After adjustment for year, population size, and clustering within neighbourhoods and within a municipality, neighbourhood SES was inversely associated with the proportion of ‘children living in families on welfare’ (estimates with two cubic splines: −3.59 [CI: −3.99; −3.19], and −3.00 [CI: −3.33; −2.67]), ‘delinquent youth’ (estimate −0.26 [CI: −0.30; −0.23]) and ‘unemployed youth’ (estimates with four cubic splines: −0.41 [CI: −0.57; −0.25], −0.58 [CI: −0.73; −0.43], −1.35 [−1.70; −1.01], and −0.96 [1.24; −0.70]). Conclusions: In this study using repeated measurements, a lower neighbourhood SES was significantly associated with a higher prevalence of unfavorable social indicators of child wellbeing. This contributes to the body of evidence that neighbourhood SES is strongly related to child health and a child’s ability to reach its full potential in later life. Future studies should consist of larger longitudinal datasets, potentially across countries, and should attempt to take the interpersonal variation into account with more individual-level data on SES and outcomes

    Integrating interconception care in preventive child health care services:The Healthy Pregnancy 4 All program

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    BackgroundMost parents with young children pay routine visits to Well-Baby Clinics, or so-called Preventive Child Health Care (PCHC) services. This offers a unique opportunity to promote and deliver interconception care. This study aimed to integrate such care and perform an implementation evaluation.MethodsIn seven Dutch municipalities, PCHC professionals were instructed to discuss the possibility of an interconception care consultation during each routine six-months well-baby visit. The primary outcome of this study was coverage of the intervention, quantified as the proportion of visits during which women were informed about interconception care. Secondary outcomes included adoption, fidelity, feasibility, appropriateness, acceptability and effectiveness of the intervention, studied by surveying PCHC professionals and women considering becoming pregnant.ResultsThe possibility of interconception care was discussed during 29% (n = 1,849) of all visits, and 60% of the PCHC physicians adopted the promotion of interconception care by regularly informing women. About half of the PCHC professionals and most women judged integration of interconception care in PCHC appropriate and acceptable. Estimated feasibility was poor, since 13% of the professionals judged future integration in daily practice as probable. The uptake of interconception care consultations was low (n = 4 consultations).ConclusionsPromotion of interconception care was achieved in approximately one-third of the routine PCHC consultations and appeared promising with regards to adoption, appropriateness and acceptability. However, concerns on feasibility and uptake of interconception care consultations in daily practice remain. Suggestions for improvement may include further integration of interconception care health promotion in routine PCHC consultations, while allocating sufficient resources

    Association between an AMH promoter polymorphism and serum AMH levels in PCOS patients

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    STUDY QUESTION: Do polymorphisms in the anti-Müllerian hormone (AMH) promoter have an effect on AMH levels in patients with polycystic ovary syndrome (PCOS)? SUMMARY ANSWER: We have identified a novel AMH promoter polymorphism rs10406324 that is associated with lower serum AMH levels and is suggested to play a role in the mechanism of regulation of AMH gene expression in women. WHAT IS KNOWN ALREADY: Follicle number is positively correlated with serum AMH levels, reflected by elevated AMH levels in women with PCOS. In addition, it is suggested that AMH production per follicle is higher in women with PCOS than in normo-ovulatory women, implying an altered regulation of AMH in PCOS. STUDY DESIGN, SIZE, DURATION: A discovery cohort of 655 PCOS women of Northern European ancestry and both an internal and external validation PCOS cohort (n = 458 and n = 321, respectively) were included in this study. Summary-level data of an AMH genome-wide association study meta-analysis including 7049 normo-ovulatory women was included as a control cohort. A genetic approach was taken through association analysis and in silico analysis of the associated variants in the AMH promoter. In vitro analysis was performed to investigate the functional mechanisms. PARTICIPANTS/MATERIALS, SETTING, METHODS: All common two-allelic single-nucleotide polymorphisms (SNPs) in the region Chr19:2 245 353–2 250 827 bp (Build 37) were selected for the analysis. Linear regression analyses were performed to determine the association between SNPs in the AMH promoter region and serum AMH levels. For the in silico analysis, the webtools ‘HaploReg’ v4.1 for ENCODE prediction weight matrices and ‘atSNP’ were used. In vitro analysis was performed using KK1 cells, a mouse granulosa cell line and COV434 cells, a human granulosa tumor cell line. Cells were transfected with the reference or the variant human AMH promoter reporter construct together with several transcription factors (TFs). Dual-Glo(®) Luciferase Assay was performed to measure the luciferase activity. MAIN RESULTS AND THE ROLE OF CHANCE: Polymorphism rs10406324 was significantly associated with serum AMH levels in all three PCOS cohorts. Carriers of the minor allele G had significantly lower log-transformed serum AMH levels compared to non-carriers (P = 8.58 × 10(−8), P = 1.35 × 10(−3) and P = 1.24 × 10(−3), respectively). This result was validated in a subsequent meta-analysis (P = 3.24 × 10(−12)). Interestingly, rs10406324 was not associated with follicle count, nor with other clinical traits. Also, in normo-ovulatory women, the minor allele of this variant was associated with lower serum AMH levels (P = 1.04 × 10(−5)). These findings suggest that polymorphism rs10406324 plays a role in the regulation of AMH expression, irrespective of clinical background. In silico analysis suggested a decreased binding affinity of the TFs steroidogenenic factor 1, estrogen-related receptor alpha and glucocorticoid receptor to the minor allele G variant, however in vitro analysis did not show a difference in promoter activity between the A and G allele. LIMITATIONS, REASONS FOR CAUTION: Functional analyses were performed in a mouse and a human granulosa cell line using an AMH promoter reporter construct. This may have limited assessment of the impact of the polymorphism on higher order chromatin structures. Human granulosa cells generated from induced pluripotent stem cells, combined with gene editing, may provide a method to elucidate the exact mechanism behind the decrease in serum AMH levels in carriers of the −210 G allele. We acknowledge that the lack of follicle number in the external validation and the control cohort is a limitation of the paper. Although we observed that the association between rs10406324 and AMH levels was independent of follicle number in our discovery and internal validation PCOS cohorts, we cannot fully rule out that the observed effects on serum AMH levels are, in part, caused by differences in follicle number. WIDER IMPLICATIONS OF THE FINDINGS: These results suggest that variations in serum AMH levels are not only caused by differences in follicle number but also by genetic factors. Therefore, the genetic context should be taken into consideration when assessing serum AMH levels in women. This may have clinical consequences when serum AMH levels are used as a marker for the polycystic ovarian morphology phenotype. STUDY FUNDING/COMPETING INTEREST(S): No external funding was used. J.S.E.L. has received consultancy fees from the following companies: Ferring, Roche Diagnostics and Ansh Labs and has received travel reimbursement from Ferring. J.A.V. has received royalties from AMH assays, paid to the institute/lab with no personal financial gain. The other authors declare no competing interests. TRIAL REGISTRATION NUMBER: N/A

    DNA damage-induced histone H1 ubiquitylation is mediated by HUWE1 and stimulates the RNF8-RNF168 pathway

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    The DNA damage response (DDR), comprising distinct repair and signalling pathways, safeguards genomic integrity. Protein ubiquitylation is an important regulatory mechanism of the DDR. To study its role in the UV-induced DDR, we characterized changes in protein ubiquitylation following DNA damage using quantitative di-Gly proteomics. Interestingly, we identified multiple sites of histone H1 that are ubiquitylated upon UV-damage. We show that UV-dependent histone H1 ubiquitylation at multiple lysines is mediated by the E3-ligase HUWE1. Recently, it was shown that poly-ubiquitylated histone H1 is an important signalling intermediate in the double strand break response. This poly-ubiquitylation is dependent on RNF8 and Ubc13 which extend pre-existi

    Validity and Reliability of the Dutch Adaptation of the Actinic Keratosis Quality of Life Questionnaire (AKQoL)

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    Background: The Actinic Keratosis Quality of Life Questionnaire (AKQoL) is a disease-specific instrument to measure the impact of actinic keratosis (AK) on patients' lives. Objective: To validate and test the psychometric properties of the AKQoL translated into the Dutch language (AKQoL-NL). Methods: All new patients ≥50 years of age with untreated AK in a university medical center and a general hospital between August 2014 and August 2015 were eligible. The AKQoL was obtained and repeated after 2 weeks. The feasibility was tested by missing responses and response distribution. The internal consistency reliability of each domain was investigated with the Cronbach alpha, and test-retest reliability and validity with the Spearman correlation coefficient. AKQoL scores were compared to the Skindex-17 for convergent validity and to the Groningen Frailty Indicator scores for divergent validity. Results: A total of 153 of 190 eligible patients consented to participate. Feasibility analysis showed that none of the items missed ≥10% of responses but 5 of the 9 items showed floor effect. The AKQoL subscales showed a moderate internal consistency (Cronbach α = 0.235-0.468) and an excellent test-retest reliability (interclass correlation coefficient = 0.997-1). The AKQoL correlated poorly with the symptom component and moderately with the psychosocial component of the Skindex-17 (ρ =-0.015 to 0.346 and 0.324 to 0.501, respectively), which is less than expected. The AKQoL scored poorly in both of the Groningen Frailty Indicator (GFI) components (ρ =-0.97 to 0.12 and 0.185 to 0.276, respectively), as expected. Conclusion: The AKQoL-NL is a feasible, moderately valid, and moderately reliable health-related quality of life questionnaire

    Maternal Sociodemographic Factors Are Associated With Methylphenidate Initiation in Children in the Netherlands: A Population-Based Study

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    Multiple factors may contribute to the decision to initiate methylphenidate treatment in children such as maternal sociodemographic factors of which relatively little is known. The objective was to investigate the association between these factors and methylphenidate initiation. The study population included 4243 children from the Generation R Study in the Netherlands. Maternal sociodemographic characteristics were tested as determinants of methylphenidate initiation through a timedependent Cox regression analysis. Subsequently, we stratifed by mother-reported ADHD symptoms (present in 4.2% of the study population). When ADHD symptoms were absent, we found that girls (adjusted HR 0.25, 95%CI 0.16–0.39) and children born to a mother with a non-western ethnicity (compared to Dutch-Caucasian) (adjusted HR 0.42, 95%CI 015–0.68) were less likely to receive methylphenidate. They were more likely to receive methylphenidate when their mother completed a low (adjusted HR 2.29, 95%CI 1.10–4.77) or secondary (adjusted HR 1.71, 95%CI 1.16–2.54) education. In conclusion, boys and children born to a mother of Dutch-Caucasian ethnicity were more likely to receive methylphenidate, irrespective of the presence of ADHD symptoms
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