157 research outputs found

    Positive parenting style and positive health beyond the authoritative: Self, universalism values, and protection against emotional vulnerability from Spanish adolescents and adult children

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    IntroductionRecent research is fully questioning whether the combination of parenting warmth and strictness (the authoritative style) is always identified as positive parenting across the globe. This study analyzes parenting styles and the positive health of adolescents and adult children.MethodsThe sample was 2,090 Spanish children (59.9% women), from four age groups: 600 adolescents, 591 young adults, 507 middle-aged adults, and 392 older adults. Parenting styles (indulgent, authoritative, authoritarian, and neglectful) were obtained by warmth and strictness measures. Children’s positive health was measured by self (family self-concept, self-esteem, and negative self-efficacy), universalism values, and emotional vulnerability.ResultsThe main results showed that the indulgent parenting style was associated with equal and even better scores than the authoritative style, whereas the authoritarian and neglectful styles were consistently associated with low scores in positive health indicators for all age groups. However, two triple interactions of sex by age group by parenting style showed that women children from neglectful families reported the lowest family self-concept in old age and the highest emotional vulnerability in middle age.DiscussionThe study findings question the universal benefits of the so-called positive parenting (the authoritative style) for positive health

    Raising to conformity without strictness: is it achievable?

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    BackgroundThe prevailing belief that parental strictness is optimal for children is not uniformly supported by recent research. Contrary to the traditional notion that strictness is necessary to ensure children’s conformity to social norms, contemporary studies question its necessity. This study aims to analyze how two main parenting dimensions, warmth and strictness, are related to the psychosocial adjustment of children.MethodA sample of 1,224 Spanish adolescents and young adults was examined, divided into two groups: adolescents aged 12–18 years (51.14%) and young adults aged 19–35 years (48.86%). Adolescent participants were recruited from high schools while young adults were recruited from university courses. Children (i.e., adolescent and young adult offspring) responded to an online questionnaire that included all measures: parenting dimensions (warmth and strictness) and children’s psychosocial adjustment criteria (emotional self-concept, self-esteem, social competence, and conformity). Power analyses (a priori and sensitivity analyses) were applied to ensure sufficient sample sizes to achieve adequate power. Cohen’s d values from correlation analyses and multiple linear regression analyses were performed. Beta confidence intervals were analyzed to relate parenting dimensions, sex and age to self-concept, self-esteem, social competence, and conformity.ResultsThe statistical analysis plainly indicated that parental warmth was positively associated with criteria for child psychosocial adjustment, including self-esteem, social competence, and conformity. This relationship was consistent across both adolescents and young adults. Conversely, parental strictness was either negatively related to or not significantly associated with these criteria.ConclusionThis study clearly suggests that, completely contrary to expectations that strict parenting might be a need component to achieving psychosocial adjustment, parental warmth, rather than strictness, is more effective in promoting children’s psychosocial adjustment

    Analyzing when parental warmth but without parental strictness leads to more adolescent empathy and self-concept: Evidence from Spanish homes

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    IntroductionClassical research mainly conducted with European-American families has identified the combination of warmth and strictness (authoritative style) as the parenting always associated with the highest scores on developmental outcomes. Additionally, despite the benefits of empathy for prosocial behaviors and protection against antisocial behaviors, most research has considered the contribution of specific practices (e.g., reasoning or power assertion), but not so much the parenting styles. Similarly, family studies tend to study the relationship between parenting and global self-perceptions (self-esteem), but not so much those of each dimension (self-concept).MethodsIn the present study, 600 Spanish adolescents from 12 to 17 years old (M = 15.25, SD = 2.01) were classified within one of the four household typologies (i.e., authoritative, indulgent, authoritarian, or neglectful). Adolescent developmental outcomes were cognitive empathy (adopting perspectives and emotional understanding), emotional empathy (empathic stress and empathic happiness), and self-concept (academic, social, emotional, family and physical).ResultsThe results showed that the indulgent parenting (warmth but not strictness) was related to equal or even better empathy and self-concept than the authoritative style (warmth and strictness), whereas non-warm parenting (authoritarian and neglectful) was consistently associated with poor results.DiscussionOverall, the present findings seriously question that parental strictness combined with parental warmth (authoritative style) is always the parenting style related to the greatest outcomes. By contrast, it seems that reasoning, warmth and involvement, without strictness (indulgent parenting) help adolescents to achieve a good orientation toward others in terms of cognitive and affective empathy and a good self-evaluation in terms of self-concept

    A model of neutrino mass and dark matter with large neutrinoless double beta decay

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    We propose a model where neutrino masses are generated at three loop order but neutrinoless double beta decay occurs at one loop. Thus we can have large neutrinoless double beta decay observable in the future experiments even when the neutrino masses are very small. The model receives strong constraints from the neutrino data and lepton flavor violating decays, which substantially reduces the number of free parameters. Our model also opens up the possibility of having several new scalars below the TeV regime, which can be explored at the collider experiments. Additionally, our model also has an unbroken Z2 symmetry which allows us to identify a viable Dark Matter candidate

    A yeast three-hybrid system that reconstitutes mammalian hypoxia inducible factor regulatory machinery

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    <p>Abstract</p> <p>Background</p> <p>Several human pathologies, including neoplasia and ischemic cardiovascular diseases, course with an unbalance between oxygen supply and demand (hypoxia). Cells within hypoxic regions respond with the induction of a specific genetic program, under the control of the Hypoxia Inducible Factor (HIF), that mediates their adaptation to the lack of oxygen. The activity of HIF is mainly regulated by the EGL-nine homolog (EGLN) enzymes that hydroxylate the alpha subunit of this transcription factor in an oxygen-dependent reaction. Hydroxylated HIF is then recognized and ubiquitinilated by the product of the tumor suppressor gene, pVHL, leading to its proteosomal degradation. Under hypoxia, the hydroxylation of HIF by the EGLNs is compromised due to the lack of oxygen, which is a reaction cosubstrate. Thus, HIF escapes degradation and drives the transcription of its target genes. Since the progression of the aforementioned pathologies might be influenced by activation of HIF-target genes, development of small molecules with the ability to interfere with the HIF-regulatory machinery is of great interest.</p> <p>Results</p> <p>Herein we describe a yeast three-hybrid system that reconstitutes mammalian HIF regulation by the EGLNs and VHL. In this system, yeast growth, under specific nutrient restrictions, is driven by the interaction between the β domain of VHL and a hydroxyproline-containing HIFα peptide. In turn, this interaction is strictly dependent on EGLN activity that hydroxylates the HIFα peptide. Importantly, this system accurately preserves the specificity of the hydroxylation reaction toward specific substrates. We propose that this system, in combination with a matched control, can be used as a simple and inexpensive assay to identify molecules that specifically modulate EGLN activity. As a proof of principle we show that two known EGLN inhibitors, dimethyloxaloylglycine (DMOG) and 6-chlor-3-hydroxychinolin-2-carbonic acid-N-carboxymethylamide (S956711), have a profound and specific effect on the yeast HIF/EGLN/VHL system.</p> <p>Conclusion</p> <p>The system described in this work accurately reconstitutes HIF regulation while preserving EGLN substrate specificity. Thus, it is a valuable tool to study HIF regulation, and particularly EGLN biochemistry, in a cellular context. In addition, we demonstrate that this system can be used to identify specific inhibitors of the EGLN enzymes.</p

    Tomografía por emisión de positrones (PET) en oncología clínica no neurológica

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    Objetivos: Se recogen los resultados de una revisión de la literatura científica sobre la eficacia diagnóstica de la PET en algunas condiciones oncológicas, exceptuando los tumores cerebrales. Se han analizado los parámetros diagnósticos de sensibilidad (Se), especificidad (Sp) y exactitud diagnóstica, en comparación (cuando ha sido posible) con otras tecnologías de imagen alternativas.Introducción, Objetivo y Ámbito del Informe, Métodos y resultados generales de la revisión sistemática de la evidencia científica, Resultados clínicos de la revisión sistemática de la evidencia científica, Resultados de la revisión no sistemática en otros cánceres, Discusión, Conclusiones. Anexo I: Cobertura en EE.UU. y Canadá, Anexo II: Fichas bibliográficas del estudio 1996, analizadas por la AETS. Referencias

    Eficacia de la vacuna meningocócica de polisacárido capsular del grupo C

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    Este informe consiste esencialmente en una revisión sistemática de la literatura científica sobre los efectos, intensidad y duración de la respuesta serológica, así como sobre la eficacia, efectividad y seguridad de la vacuna meningocócica de polisacárido capsular del grupo C.Resumen, Abstract, Abstract INAHTA, Presentación, Introducción Etiología, distribución, diagnóstico, Situación actual de la enfermedad meningocócica en España, Portadores, mecanismo de transmisión e inmunidad, Vacuna meningocócica de polisacáridos capsulares purificados de los grupos A y C, Eficacia y seguridad de la vacuna meningocócica de polisacáridos capsulares purificados de los grupos A y C, Método Eficacia, Inicio de efecto protector, Duración, Reacciones adversas Interacciones, Revacunación, Indicaciones de la vacuna, Recomendaciones sobre el uso de la vacuna meningocócica de polisacárido capsular del grupo C de instituciones y asociaciones profesionales, Resumen Bibliografía

    Pembrolizumab versus chemotherapy in microsatellite instability-high or mismatch repair-deficient metastatic colorectal cancer:5-year follow-up from the randomized phase III KEYNOTE-177 study

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    Background: Results from the phase III KEYNOTE-177 study established pembrolizumab as a new first-line standard of care for microsatellite instability-high or mismatch repair-deficient (MSI-H/dMMR) metastatic colorectal cancer (mCRC). Previous results from KEYNOTE-177 showed a statistically significant and clinically meaningful improvement in progression-free survival (PFS) with pembrolizumab versus chemotherapy ± bevacizumab/cetuximab in MSI-H/dMMR mCRC. Results after &gt;5 years of follow-up are reported. Patients and methods: Adults with untreated MSI-H/dMMR mCRC were randomly assigned 1 : 1 to receive pembrolizumab 200 mg intravenously every 3 weeks or chemotherapy. Patients assigned to chemotherapy could cross over to pembrolizumab after centrally confirmed progressive disease. Dual primary endpoints were PFS per RECIST v1.1 and overall survival (OS). Secondary endpoints included duration of response and safety. Results: At data cut-off (17 July 2023), median follow-up was 73.3 months (range, 64.9-89.2 months). Overall, 307 patients were assigned to receive pembrolizumab (n = 153) or chemotherapy (n = 154). Fifty-seven (37.0%) patients assigned to chemotherapy crossed over to pembrolizumab per protocol; 39 (25.3%) received a programmed cell death protein 1/programmed death-ligand 1 [PD-(L)1] inhibitor off protocol (effective crossover rate, 62%). Median OS was 77.5 months with pembrolizumab versus 36.7 months with chemotherapy (hazard ratio, 0.73; 95% confidence interval 0.53-0.99); 5-year OS rates were 54.8% versus 44.2%. Median PFS was 16.5 months with pembrolizumab and 8.2 months with chemotherapy (hazard ratio, 0.60; 95% confidence interval 0.45-0.79). Median duration of response was 75.4 months (range, 2.3+ to 80.1+ months) with pembrolizumab versus 10.6 months (range, 2.8 to 71.5+ months) with chemotherapy. Compared with chemotherapy, fewer patients in the pembrolizumab arm experienced adverse events (80% versus 99%; grade 3-5, 22% versus 67%). Conclusions: With &gt;5 years of follow-up, responses to pembrolizumab remained durable. Median OS was more than twice as long in patients treated with pembrolizumab versus chemotherapy in first line despite an effective crossover rate of 62%. Pembrolizumab remains a standard of care for MSI-H/dMMR mCRC.</p

    Diagnostic and prognostic implications of family history of fibrotic interstitial lung diseases

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    Background: Patients with familial fibrotic interstitial lung disease (ILD) experience worse survival than patients with sporadic disease. Current guidelines do not consider family aggregation or genetic information in the diagnostic algorithm for idiopathic pulmonary fibrosis or other fibrotic ILDs. Better characterizing familial cases could help in diagnostic and treatment decision-making. Methods: This retrospective cohort study included 222 patients with fibrotic ILD (104 familial and 118 sporadic) from Bellvitge University Hospital. Clinical, radiological, pulmonary functional tests (PFT), and histological evaluations were performed at diagnosis and follow-up. Telomere shortening and disease-associated variants (DAVs) in telomerase-related genes were analysed in familial patients and sporadic patients with telomeric clinical signs. Primary outcomes were the presence of a UIP histological pattern and disease progression. Results: Patients with idiopathic pulmonary fibrosis (IPF) (52%), fibrotic hypersensitivity pneumonitis (23%), and other fibrotic ILDs (25%) were included. 42% of patients underwent lung biopsy. Patients with family aggregation were younger and less frequently associated comorbidities, male sex, and smoking history. However, usual interstitial pneumonia (UIP) was more frequent on pathology (p = 0.005; OR 3.37), especially in patients with indeterminate or non-UIP radiological patterns. Despite similar PFT results at diagnosis, familial patients were more likely to present with progressive disease (p = 0.001; OR 3.75). Carrying a DAV increased the risk of fibrotic progression in familial and sporadic patients (p = 0.029, OR 5.01). Discussion: Familial patients diagnosed with different fibrotic ILDs were more likely to exhibit a histological UIP pattern and disease progression than sporadic patients, independent of radiological findings and pulmonary function at diagnosis. Conclusion: Considering the diagnostic likelihood of the histological UIP pattern and disease outcome, the presence of family aggregation would be useful in the decision making of multidisciplinary committees
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