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1.
Langmuir ; 40(31): 16132-16144, 2024 Aug 06.
Artigo em Inglês | MEDLINE | ID: mdl-39037867

RESUMO

SBA-15 mesoporous materials were synthesized with different pore sizes (5 and 10 nm) and thiol-functionalized groups and then characterized to describe their ability to differentially adsorb ß-lactoglobulin (BLG), a globular protein with an ellipsoid shape measuring 6.9 nm in length and 3.6 nm in width. All adsorption experiments showed that the adsorption capacities of mesoporous materials for BLG were dependent on the duration of contact between the two materials (mesoporous material and BLG) and the initial BLG concentration. It was also shown that the pore sizes and thiol groups of SBA-15-based adsorbents are important factors for the BLG adsorption capacities. Among the tested adsorbents, thiol-functionalized SBA-15 with a 10 nm pore size (SBA-15-SH-10) showed the highest adsorption capacity (0.560 g·g-1) under optimal experimental conditions. Kinetics studies demonstrated that the adsorption occurs predominantly inside the pores, with interactions occurring on heterogeneous surfaces. In addition, the thermodynamic parameters indicate a spontaneous and exothermic behavior of the BLG adsorption process onto the thiol-functionalized SBA-15 mesoporous adsorbent. Finally, the characterization of the SBA-15-SH-10 adsorbent at 308 K showed the occurrence of an oxidation reaction of the thiol groups to sulfonate groups during the adsorption process as confirmed by Raman spectroscopy. The spectra recorded after adsorption of the protein showed that this adsorption did not affect the secondary structure of the protein.


Assuntos
Lactoglobulinas , Dióxido de Silício , Compostos de Sulfidrila , Lactoglobulinas/química , Dióxido de Silício/química , Adsorção , Compostos de Sulfidrila/química , Porosidade , Termodinâmica , Propriedades de Superfície , Cinética
2.
Dev Med Child Neurol ; 66(5): 564-572, 2024 May.
Artigo em Inglês | MEDLINE | ID: mdl-37653669

RESUMO

The current recommended developmental Bobath practice within the Bobath Clinical Reasoning Framework (BCRF) can be conceptualized using the lens of systems science, thereby providing a holistic perspective on the interrelatedness and interconnectedness of the variables associated with childhood-onset disability. The BCRF is defined as an in-depth clinical reasoning framework that can be applied to help understand the relationships between the domains of the International Classification of Functioning, Disability and Health, how those domains can be influenced, and how they impact each other. The BCRF is a transdisciplinary observational system and practical reasoning approach that results in an intervention plan. This provides a holistic understanding of the complexity of situations associated with disorders such as cerebral palsy (CP) and the basis for the lifelong management and habilitation of people living with neurological disorders. The clinical reasoning used by the BCRF draws on the important contextual factors of the individual and their social environment, primarily the family unit. It is rooted in an understanding of the interrelationships between typical and atypical development, pathophysiology (sensorimotor, cognitive, behavioural), and neuroscience, and the impact of these body structure and function constructs on activity and participation. The systems science model integral to the BCRF is a useful way forward in understanding and responding to the complexity of CP, the overarching goal being to optimize the lived experience of any individual in any context.


Assuntos
Paralisia Cerebral , Pessoas com Deficiência , Humanos , Criança , Paralisia Cerebral/psicologia , Meio Social , Modelos Teóricos , Raciocínio Clínico
3.
Qual Health Res ; 34(4): 311-322, 2024 Mar.
Artigo em Inglês | MEDLINE | ID: mdl-37988744

RESUMO

Endometriosis is an incurable chronic condition associated with debilitating pain and subfertility, affecting 1 in 10 women. The current study aims to explore the perceptions and experiences of women with endometriosis regarding the diagnosis, support and treatment options available in Ireland. It will further determine whether additional supports or improvements are needed to care well and effectively for women with this disease in the Irish healthcare system. A qualitative study design was deemed most suitable. Twenty participants, women aged 18 and over with a diagnosis of endometriosis and experience of the Irish healthcare system, were recruited through purposeful sampling to complete semi-structured, one-to-one online interviews. Data was analysed using reflexive thematic analysis, and five themes were identified: 'dismissive attitudes normalising severe pain', 'inadequate health system', 'the impact of delayed diagnoses', 'lack of education and awareness' and 'navigating ignorance, taboo and societal views'. Insights into the experiences and needs of women diagnosed with endometriosis in Ireland were gained, and we discuss the implications of our findings for Irish healthcare services with reference to feminist health equity and recent national action plans. We propose a series of recommendations for patient-centred care models including increased access to training and education, as well as support for longer-term chronic pain management.


Assuntos
Endometriose , Feminino , Humanos , Adolescente , Adulto , Endometriose/diagnóstico , Endometriose/complicações , Endometriose/terapia , Dor , Pesquisa Qualitativa , Atenção à Saúde , Irlanda
4.
Infant Ment Health J ; 45(4): 357-368, 2024 Jul.
Artigo em Inglês | MEDLINE | ID: mdl-38776187

RESUMO

Parental verbal sensitivity is known to promote child language skills, but few studies have considered: (a) links between global (i.e., verbal, behavioral, and affective) measures of parental sensitivity and infant-initiated conversations, an important precursor to language development; (b) whether maternal and paternal sensitivity show similar links with infant-initiated conversation; or (c) the transactional role of infant conversation for later parental sensitivity. Addressing these gaps, this study of 186 British first-time parents (93 families) examines the developmental dynamics between parental sensitivity and infant communication across the first year of life. We explore; (i) the role of maternal and paternal sensitivity (assessed during structured home observations at 4 months post-partum) for parent-infant conversational interactions at 7 months (indexed by day-long naturalistic recordings), and (ii) whether these mother-infant and father-infant conversations at 7 months shape maternal and paternal sensitivity at 14 months (also assessed via structured home observations). For both male and female infants, maternal (but not paternal) sensitivity at 4 months predicted infant vocalisations and conversational initiation at 7-months. By contrast, neither index of infant talk predicted maternal or paternal sensitivity at 14 months. Together these findings refine understanding of theoretical models of social development and suggest new possibilities for future research.


Se sabe que la sensibilidad verbal del progenitor promueve las habilidades del lenguaje del niño, pero pocos estudios han considerado (a) las conexiones entre medidas globales (v.g verbales, de comportamiento y afectivas) de sensibilidad del progenitor y conversaciones iniciadas por el infante, un precursor importante para el desarrollo del lenguaje; (b) si la sensibilidad materna y paterna muestran conexiones similares con las conversaciones iniciadas por el infante; o (c) el papel transaccional de la conversación del infante para la posterior sensibilidad del progenitor. Tomando en cuenta estos vacíos, este estudio de 186 progenitores británicos primerizos (93 familias) examina las dinámicas de desarrollo entre la sensibilidad del progenitor y la comunicación del infante a lo largo del primer año de vida. Exploramos: (i) el papel de la sensibilidad materna y paterna (evaluada durante observaciones estructuradas en casa a los 4 meses después del parto) para las interacciones conversacionales entre progenitor e infante a los 7 meses (catalogadas por grabaciones naturalísticas de un día entero), y (ii) si estas conversaciones mamá­infante y papá­infante a los 7 meses le dieron forma a la sensibilidad materna y paterna a los 14 meses (también evaluada por medio de observaciones estructuradas en casa). Tanto para los infantes varones como las niñas, la sensibilidad materna (pero no la paterna) a los 4 meses, predijo las vocalizaciones y la iniciación conversacional del infante a los 7 meses. En contraste, ningún índice del habla del infante predijo la sensibilidad materna o paterna a los 14 meses. Juntos, estos resultados refinan la comprensión de modelos teóricos de desarrollo social y sugieren nuevas posibilidades para la futura investigación.


Assuntos
Pai , Humanos , Feminino , Masculino , Lactente , Estudos Longitudinais , Pai/psicologia , Adulto , Comunicação , Mães/psicologia , Relações Pais-Filho , Relações Mãe-Filho/psicologia , Desenvolvimento da Linguagem , Desenvolvimento Infantil
5.
J Fam Stud ; 30(1): 82-103, 2024.
Artigo em Inglês | MEDLINE | ID: mdl-38351908

RESUMO

Elective co-parenting families, meaning two (or more parents) who are not in a romantic relationship having a child together, are becoming more common amongst cisgender, heterosexual parents. The study of elective co-parenting families offers researchers a unique opportunity to decouple co-parenting relationships from romantic relationships, but little research to date has explored their experiences. This study explored two research questions: why do individuals decide to enter into elective co-parenting arrangements? And how do they manage their co-parenting arrangement and their relationship with their co-parent? Interview data from 10 elective co-parents (5 mothers and 5 fathers) were analyzed according to the principles of reflexive thematic analysis. Sociological theorisations of family practices, family display and family thinking were utilized to make sense of the data. The results centred around two organizing themes ('Reproducing the traditional family' and 'Modernising the traditional family'), and participants experienced a tension between these two ideas. Participants aimed to manage their co-parenting relationship with shared values and friendship, but defining their relationship was complex and gendered parenting patterns were ubiquitous. Findings add nuance to theorisations of family life and demonstrate that traditional parenthood ideologies remain pervasive, as parents aim to imagine and pursue parenthood on their own terms.

6.
Hum Reprod ; 38(5): 917-926, 2023 05 02.
Artigo em Inglês | MEDLINE | ID: mdl-36892589

RESUMO

STUDY QUESTION: Does shared biological motherhood, in which a woman gives birth to the genetic child of her female partner, result in more positive mother-child relationships than donor insemination, in which only one mother is biologically related to the child? SUMMARY ANSWER: Mothers in both family types showed high levels of bonding with their children and viewed their relationship with their child positively. WHAT IS KNOWN ALREADY: There is some evidence of feelings of inequality regarding their relationship with their child between biological and non-biological mothers in lesbian mother families formed by donor insemination, with a qualitative longitudinal study showing a tendency for children to form stronger bonds with their biological than their non-biological mother. STUDY DESIGN, SIZE, DURATION: Thirty lesbian mother families created through shared biological motherhood were compared with 30 lesbian mother families formed by donor-IVF. All families had two mothers who both participated in the study, and the children were aged from infancy up to 8 years old. Data collection took place over 20 months beginning in December 2019. PARTICIPANTS/MATERIALS, SETTING, METHODS: Each mother in the family was interviewed separately using the Parent Development Interview (PDI), a reliable and valid measure of the nature of the parent's emotional bond with their child. The interviews were transcribed verbatim and coded separately by one of two trained researchers who were unaware of the child's family type. The interview produces 13 variables that relate to the parent's representations of themselves as a parent, 5 variables that relate to the parent's representations of the child, and a global variable that assesses the extent to which the parent can reflect on the child and their relationship. MAIN RESULTS AND THE ROLE OF CHANCE: Families formed through shared biological parenthood did not differ from families created by donor-IVF in terms of the quality of mothers' relationships with their children as assessed by the PDI. Neither were differences identified between birth mothers and non-birth mothers across the entire sample, or between gestational and genetic mothers within the families formed by shared biological parenthood. Multivariate analyses were conducted to minimize the role of chance. LIMITATIONS, REASONS FOR CAUTION: Ideally, larger samples of families and a narrower age range of children would have been studied, but this was not possible as we were reliant on the small number of families formed through shared biological motherhood in the UK when the study began. To maintain the anonymity of the families, it was not possible to request information from the clinic that may have shed light on differences between those who responded to the request to participate and those who did not. WIDER IMPLICATIONS OF THE FINDINGS: The findings show that shared biological motherhood is a positive option for lesbian couples who wish to have a more equal biological relationship to their children. One type of biological connection does not appear to have a greater influence on the quality of parent-child relationships than the other. STUDY FUNDING/COMPETING INTEREST(S): This study was funded by the Economic and Social Research Council (ESRC) grant ES/S001611/1. KA is Director, and NM is Medical Director, of the London Women's Clinic. The remaining authors have no conflicts of interest to declare. TRIAL REGISTRATION NUMBER: N/A.


Assuntos
Homossexualidade Feminina , Minorias Sexuais e de Gênero , Humanos , Feminino , Mães/psicologia , Estudos Longitudinais , Pais/psicologia , Homossexualidade Feminina/psicologia
7.
BMC Pregnancy Childbirth ; 22(1): 505, 2022 Jun 22.
Artigo em Inglês | MEDLINE | ID: mdl-35733125

RESUMO

BACKGROUND: This paper enumerates and characterizes latent classes of adverse childhood experiences and investigates how they relate to prenatal substance use (i.e., smoking, alcohol, and other drugs) and poor infant outcomes (i.e., infant prematurity and low birthweight) across eight low- and middle-income countries (LMICs). METHODS: A total of 1189 mother-infant dyads from the Evidence for Better Lives Study cohort were recruited. Latent class analysis using the Bolck, Croon, and Hagenaars (BCH) 3-step method with auxiliary multilevel logistic regressions was performed. RESULTS: Three high-risk classes and one low-risk class emerged: (1) highly maltreated (7%, n = 89), (2) emotionally and physically abused with intra-familial violence exposure (13%, n = 152), (3), emotionally abused (40%, n = 474), and (4) low household dysfunction and abuse (40%, n = 474). Pairwise comparisons between classes indicate higher probabilities of prenatal drug use in the highly maltreated and emotionally abused classes compared with the low household dysfunction and abuse class. Additionally, the emotionally and physically abused with intra-familial violence exposure class had higher probability of low birthweight than the three remaining classes. CONCLUSION: Our results highlight the multifaceted nature of ACEs and underline the potential importance of exposure to childhood adversities on behaviors and outcomes in the perinatal period. This can inform the design of antenatal support to better address these challenges.


Assuntos
Experiências Adversas da Infância , Transtornos Relacionados ao Uso de Substâncias , Peso ao Nascer , Criança , Feminino , Humanos , Lactente , Análise de Classes Latentes , Mães , Gravidez , Transtornos Relacionados ao Uso de Substâncias/epidemiologia , Transtornos Relacionados ao Uso de Substâncias/psicologia
8.
Arch Womens Ment Health ; 25(3): 633-640, 2022 06.
Artigo em Inglês | MEDLINE | ID: mdl-35420323

RESUMO

Maternal prenatal stress places a substantial burden on mother's mental health. Expectant mothers in low- and middle-income countries (LMICs) have thus far received less attention than mothers in high-income settings. This is particularly problematic, as a range of triggers, such as exposure to traumatic events (e.g. natural disasters, previous pregnancy losses) and adverse life circumstances (e.g. poverty, community violence), put mothers at increased risk of experiencing prenatal stress. The ten-item Perceived Stress Scale (PSS-10) is a widely recognised index of subjective experience of stress that is increasingly used in LMICs. However, evidence for its measurement equivalence across settings is lacking. This study aims to assess measurement invariance of the PSS-10 across eight LMICs and across birth parity. This research was carried out as part of the Evidence for Better Lives Study (EBLS, vrc.crim.cam.ac.uk/vrcresearch/EBLS). The PSS-10 was administered to N = 1,208 expectant mothers from Ghana, Jamaica, Pakistan, the Philippines, Romania, South Africa, Sri Lanka and Vietnam during the third trimester of pregnancy. Confirmatory factor analysis suggested a good model fit of a two-factor model across all sites, with items on experiences of stress loading onto a negative factor and items on perceived coping onto a positive factor. Configural and metric, but not full or partial scalar invariance, were established across all sites. Configural, metric and full scalar invariance could be established across birth parity. On average, first-time mothers reported less stress than mothers who already had children. Our findings indicate that the PSS-10 holds utility in assessing stress across a broad range of culturally diverse settings; however, caution should be taken when comparing mean stress levels across sites.


Assuntos
Mães , Parto , Criança , Análise Fatorial , Feminino , Humanos , Paridade , Gravidez , Psicometria , Estresse Psicológico/diagnóstico
9.
Infancy ; 27(6): 1091-1103, 2022 11.
Artigo em Inglês | MEDLINE | ID: mdl-36018562

RESUMO

Parental mind-mindedness (MM), defined as the propensity to view one's child as an agent with thoughts, feelings, and desires, is associated with positive child outcomes (McMahon & Bernier, 2017) and can be assessed in expectant parents by using five-minute speech samples (Magaña et al., 1986). Individual differences in MM appear stable across the transition to parenthood (Foley et al., in press), offering an exciting intervention opportunity, as expectant mothers' thoughts and feelings about their unborn infants are associated with the quality of mother-infant interactions. To assess prenatal MM as a predictor of parent-infant conversation at 7 months, we followed 93 low-risk British heterosexual couples across the transition to parenthood. Mothers' and fathers' MM was measured both in the third trimester of pregnancy and at 4 months. Wearable LENA devices were used to gather detailed measures of mother-, father-, and infant-initiated conversations at 7 months. Prenatal MM in both parents was associated with more frequent infant-initiated conversations at 7 months, while prenatal maternal (not paternal) MM was also associated with more mother- and father-initiated conversations. While longitudinal research with more diverse samples is needed, these findings highlight the importance of parental mentalizing in the prenatal period for early family interactions.


Assuntos
Pai , Mães , Feminino , Humanos , Lactente , Masculino , Gravidez , Emoções , Relações Mãe-Filho , Pais
10.
Child Dev ; 92(1): 425-443, 2021 01.
Artigo em Inglês | MEDLINE | ID: mdl-32880910

RESUMO

Findings are presented from the second phase of a UK longitudinal study of 33 gay father, 35 lesbian mother, and 43 heterosexual parent families when their adopted children reached early adolescence. Participants predominantly lived in urban/suburban areas and were mostly white and well-educated. Standardized interviews, observations, and questionnaires of parental mental health, parent-child relationships, and adolescent adjustment were administered to parents, children, and teachers between 2016 and 2018. There were few differences between family types. However, adjustment problems had increased in all family types, with better parenting quality and parental mental health associated with fewer adjustment problems. The findings contribute to adoption policy and practice, and to theoretical understanding of the role of parental gender in child development.


Assuntos
Desenvolvimento do Adolescente/fisiologia , Criança Adotada/psicologia , Relações Pai-Filho , Pai/psicologia , Homossexualidade Masculina/psicologia , Poder Familiar/psicologia , Adolescente , Criança , Desenvolvimento Infantil/fisiologia , Pré-Escolar , Feminino , Humanos , Estudos Longitudinais , Masculino , Reino Unido/epidemiologia
11.
Arch Womens Ment Health ; 24(4): 619-625, 2021 08.
Artigo em Inglês | MEDLINE | ID: mdl-33559754

RESUMO

Studies in high-income countries (HICs) have shown that variability in maternal-fetal attachment (MFA) predict important maternal health and child outcomes. However, the validity of MFA ratings in low- and middle-income countries (LMICs) remains unknown. Addressing this gap, we assessed measurement invariance to test the conceptual equivalence of the Prenatal Attachment Inventory (PAI: Muller, 1993) across eight LMICs. Our aim was to determine whether the PAI yields similar information from pregnant women across different cultural contexts. We administered the 18-item PAI to 1181 mothers in the third trimester (Mean age = 28.27 years old, SD = 5.81 years, range = 18-48 years) expecting their first infant (n = 359) or a later-born infant (n = 820) as part of a prospective birth cohort study involving eight middle-income countries: Ghana, Jamaica, Pakistan, Philippines, Romania, South Africa, Sri Lanka and Vietnam. We used Multiple Group Confirmatory Factor Analyses to assess across-site measurement invariance. A single latent factor with partial measurement invariance was found across all sites except Pakistan. Group comparisons showed that mean levels of MFA were lowest for expectant mothers in Vietnam and highest for expectant mothers in Sri Lanka. MFA was higher in first-time mothers than in mothers expecting a later-born child. The PAI yields similar information about MFA across culturally distinct middle-income countries. These findings strengthen confidence in the use of the tool across different settings; future studies should explore the use of the PAI as a screen for maternal behaviour that place children at risk.


Assuntos
Comportamento Materno , Gestantes , Adolescente , Adulto , Criança , Estudos de Coortes , Feminino , Humanos , Lactente , Pessoa de Meia-Idade , Gravidez , Terceiro Trimestre da Gravidez , Estudos Prospectivos , Adulto Jovem
12.
Arch Womens Ment Health ; 23(3): 371-377, 2020 06.
Artigo em Inglês | MEDLINE | ID: mdl-31280385

RESUMO

Negative birth experiences can lead to symptoms of post-traumatic stress disorder in new mothers but have received much less attention in new fathers. A sample of 314 first-time expectant couples rated their symptoms of anxiety and depression in the third trimester and at 4-month post birth (227 vaginal delivery, 87 caesarean section), when they also completed the emotional memories subscale of the BirthMARQ (Foley et al. BMC Pregnancy Childbirth, 14, 211, 2014). We first examined mode of delivery (vaginal birth versus caesarean section) as a predictor of mothers' and fathers' BirthMARQ scores. Next, we used actor-partner interdependence model (APIM) to investigate intra- and interpersonal associations between birth experiences and maternal/paternal latent factors for antenatal and postnatal depression/anxiety. Reports of negative birth experiences were more common for mothers than fathers and for parents of babies born by caesarean section than by vaginal delivery. Within-couple agreement was moderately strong and, for both parents at both time-points, individual differences in negative birth memories were associated with symptoms of depression and anxiety. Negative birth memories also played a mediating role in the association between birth via caesarean section and reduced postnatal maternal wellbeing. Given the striking similarities between mothers and fathers in links between birth experiences and wellbeing, our findings highlight the need for partner-inclusive intervention strategies.


Assuntos
Parto Obstétrico/psicologia , Pai/psicologia , Mães/psicologia , Parto/psicologia , Adulto , Ansiedade/epidemiologia , Depressão/epidemiologia , Inglaterra , Feminino , Humanos , Masculino , Pessoa de Meia-Idade , Período Pós-Parto , Gravidez , Terceiro Trimestre da Gravidez , Inquéritos e Questionários , Estados Unidos , Adulto Jovem
15.
Autism ; : 13623613241274518, 2024 Sep 06.
Artigo em Inglês | MEDLINE | ID: mdl-39239912

RESUMO

LAY ABSTRACT: Autistic mothers may experience unique challenges when accessing maternity care. A better understanding of the experience of autistic mothers and maternity care professionals would help to create opportunities to support better maternity care. In this study, we interviewed autistic mothers and professional midwives, living and working across the United Kingdom and Ireland. In the interviews, the autistic mothers recalled challenges they faced in the hospital settings, difficulties in communicating their needs, and distress when being physically examined. The midwives we interviewed brought their personal experiences of autism (some were autistic themselves, while others had autistic family members) and made efforts to accommodate autistic mothers where possible. This included paying attention to potential sensory issues, trying to establish a relationship with the mothers and communicating what was going on without medical jargon. However, the midwives were limited in their ability to fully attend to the needs of autistic mothers due to time and resource restraints. Both the midwives and autistic mothers felt that midwife-led births were more attentive to the needs of mothers. Based on our findings, we recommend further training and awareness on autism in midwifery and suggest that changes relating to sensory and communication challenges would benefit both autistic and non-autistic. Our study provides important insight into this experience of maternity care from two perspectives and emphasises the need for greater inclusivity in maternity care services.

16.
PLoS One ; 19(3): e0288887, 2024.
Artigo em Inglês | MEDLINE | ID: mdl-38466711

RESUMO

BACKGROUND: Poor employee mental health and wellbeing are highly prevalent and costly. Time-related factors such as work intensification and perceptions of time poverty or pressure pose risks to employee health and wellbeing. While reviews suggest that there are positive associations between time management behavior and wellbeing, there is limited rigorous and systematic research examining the effectiveness of time management interventions on wellbeing in the workplace. A thorough review is needed to synthesize time management interventions and their effectiveness to promote employee mental health and wellbeing. METHOD: A systematic search will be conducted using the following databases: PsychINFO via OVID (1806-Present), Web of Science, Scopus via Elsevier (1976-Present), Academic Search Complete (EBSCO), Cochrane Library via Wiley (1992-Present), and MEDLINE via OVID (1946-Present). The review will include experimental and quasi-experimental studies that evaluate the effects of time management interventions on wellbeing outcomes on healthy adults in a workplace context. Only studies in English will be included. Two authors will independently perform the literature search, record screening, data extraction, and quality assessment of each study included in the systematic review and meta-analysis. Data will be critically appraised using the Cochrane risk-of-bias tools. Depending on the data, a meta-analysis or a narrative synthesis will be conducted. The Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines were followed in the development of this protocol. The protocol has been registered in PROSPERO (CRD4202125715). DISCUSSION: This review will provide systematic evidence on the effects of time management interventions on wellbeing outcomes in the workplace. It will contribute to our understanding of how time management approaches may help to address growing concerns for employee mental health and wellbeing.


Assuntos
Saúde Mental , Revisões Sistemáticas como Assunto , Gerenciamento do Tempo , Humanos , Saúde Ocupacional , Local de Trabalho/psicologia
17.
RSC Med Chem ; 15(5): 1722-1730, 2024 May 22.
Artigo em Inglês | MEDLINE | ID: mdl-38784454

RESUMO

Arginase, a difficult-to-target metalloenzyme, is implicated in a wide range of diseases, including cancer, infectious, and cardiovascular diseases. Despite the medical need, existing inhibitors have limited structural diversity, consisting predominantly of amino acids and their derivatives. The search for innovative arginase inhibitors has now extended to screening approaches. Due to the small and narrow active site of arginase, screening must meet the criteria of fragment-based screening. However, the limited binding capacity of fragments requires working at high concentrations, which increases the risk of interference and false positives. In this study, we investigated three colorimetric assays and selected one based on interference for screening under these challenging conditions. The subsequent adaptation and application to the screening a library of metal chelator fragments resulted in the identification of four compounds with moderate activity. The synthesis and evaluation of a series of compounds from one of the hits led to compound 21a with an IC50 value of 91.1 µM close to the reference compound piceatannol. Finally, molecular modelling supports the potential binding of aurones and chalcones to the active site of arginase, suggesting them as new candidates for the development of novel arginase inhibitors.

18.
Community Pract ; 86(11): 32-6, 2013 Nov.
Artigo em Inglês | MEDLINE | ID: mdl-24369566

RESUMO

Early universal preventive interventions have the potential to improve the parent-infant relationship. Getting it Right from the Start is a DVD and booklet given free to new parents to promote sensitive and responsive early parenting and infant communication. Parents in the local area were canvassed for their views and opinions as to what their needs and feelings were about infant mental health. The resource is based on evidence from research and clinical studies in infant development and infant mental health. A matched sample design evaluation study was conducted. A 'Baby Quiz' testing parents' knowledge of different areas covered in the DVD and booklet was given to parents in receipt of the materials and also to parents not yet in receipt of the resource. Results indicated that the mean number of correct responses to the quiz items was higher in the group receiving the DVD and booklet. The percentage of poor scorers in the group who received the DVD and booklet was almost half that of the control group, showing the effectiveness of this universal intervention. Getting it Right from the Start represents a simple, low-cost method of reaching parents during the perinatal period.


Assuntos
Educação em Saúde/métodos , Pais/educação , Humanos , Reino Unido
19.
J Autism Dev Disord ; 2023 May 14.
Artigo em Inglês | MEDLINE | ID: mdl-37179522

RESUMO

Autistic adults experience high rates of metal health difficulties and face significant barriers to accessing appropriate mental health care. Empirical research and recent professional guidelines emphasise the importance of modifying standard mental health interventions to best meet the needs of autistic adults. This systematic review explored mental health professionals' experiences of adapting mental health interventions for autistic adults. A systematic search was conducted on CINAHL, PsychINFO, PubMed, Scopus, and Web of Science in July 2022. The findings from 13 identified studies were synthesised using thematic synthesis. Three major analytical themes were generated, the unique experience of adapting interventions for autistic clients, factors which facilitate successful adaptations, and challenges to adapting interventions. Each theme contained a number of subsequent sub-themes. Professionals view the process of adapting interventions to be a highly individualised process. A range of personal traits, professional experiences, and systemic, service-based issues were identified in facilitating or challenging this individualised process. Further research regarding adaptations with different intervention models and increased supportive resources are required to enable professionals to successfully adapt interventions for autistic adult clients.

20.
Dev Psychol ; 59(1): 128-140, 2023 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-36342438

RESUMO

This study examined the development of caregiver mind-mindedness-defined as the propensity to see one's child as an agent with an independent mind-across the first 1,000 days of life. At four time-points (i.e., third trimester of pregnancy, 4, 14, and 24 months postpartum), 384 first-time mothers (Mage = 32.55, SD = 3.63 years) and fathers (Mage = 33.96, SD = 4.40 years) gave 5-minute speech samples about their infant that were coded for mind-mindedness (Meins & Fernyhough, 2015). Reflecting the local population, the 192 heterosexual couples were highly educated (84.6% of mothers, 77.1% of fathers had a degree) and ethnically homogenous (92.7% of mothers, 94.8% of fathers identified as White British). Results showed significant variability in mind mindedness within both expectant mothers and expectant fathers, with no mean group difference. Auto-regressive models demonstrated modest positive associations between prenatal and postnatal mind-mindedness. Latent change score models showed gains in mean mind-mindedness over time that, on average, were stronger for mothers than for fathers. For fathers, gains in mind-mindedness were positively associated with having an infant daughter and infant surgency. For mothers, higher socioeconomic status and more equal childcare were associated with greater gains in mind-mindedness across toddlerhood. Within-couple associations were evident for changes in mind-mindedness, but not for initial (prenatal) scores. We apply the relational account of mind-mindedness to frame our discussion of these findings that, by highlighting both developmental stability and change in mind-mindedness, suggest fruitful avenues for future research. (PsycInfo Database Record (c) 2023 APA, all rights reserved).


Assuntos
Relações Mãe-Filho , Mães , Lactente , Feminino , Criança , Gravidez , Humanos , Adulto , Masculino , Cuidado da Criança , Núcleo Familiar , Pai
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