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  • Family diversity self-efficacy linked to child dysregulation under stigma

    Family diversity self-efficacy linked to child dysregulation under stigma

    What the study found

    The study found that, across countries and family types, higher perceived stigmatization was associated with greater child dysregulation. Parental self-efficacy in socializing children about family diversity moderated this link, with stigmatization predicting dysregulation mainly when parents felt less confident.

    Why the authors say this matters

    The authors say the findings point to modifiable within-family resources, rather than family structure, as possible levers of well-being under stigma. They conclude that family diversity socialization self-efficacy may be a protective factor and a target for clinical and policy support.

    What the researchers tested

    This cross-cultural dyadic study examined how perceived stigmatization, parental self-efficacy in socializing children about family diversity and assisted conception, and LGBTQ+ community connectedness relate to children’s dysregulation in lesbian mother and gay father families. Parents from 263 families in Belgium, France, Israel, Italy, and the Netherlands completed questionnaires that were analyzed with multilevel models.

    What worked and what didn't

    Higher perceived stigmatization was associated with greater child dysregulation. Parental self-efficacy for family diversity socialization moderated this association, while assisted conception socialization self-efficacy and LGBTQ+ community connectedness showed no significant main effects.

    What to keep in mind

    The abstract does not describe limitations in detail. The findings come from questionnaire data from lesbian mother and gay father families with children aged 3–11 years in five countries, so the summary is limited to that sample and design.

    • The study included 526 parents from 263 families in Belgium, France, Israel, Italy, and the Netherlands.
    • Higher perceived stigmatization was linked with greater child dysregulation.
    • Parental confidence in socializing children about family diversity moderated the stigma-dysregulation association.
    • Assisted conception socialization self-efficacy showed no significant main effect.
    • LGBTQ+ community connectedness also showed no significant main effect.

  • AdS weak gravity conjecture extended to more general field theories

    What the study found

    The study extends a proposed version of the weak gravity conjecture in anti-de Sitter (AdS) space to more general effective field theories. The authors also argue that, in AdS space, the particle spectrum must satisfy the stronger of two conditions found before and after moduli stabilization.

    Why the authors say this matters

    The authors interpret their repulsion condition for particles near an extremal black hole horizon as a universal criterion imposed by the weak gravity conjecture for any background. They also conclude that a similar version of the tower weak gravity conjecture should apply in an AdS background.

    What the researchers tested

    The researchers extended their recent AdS weak gravity conjecture proposal to effective field theories with moduli, meaning scalar fields whose values can vary. They examined particles produced during the decay of an extremal black hole via the Schwinger effect, which is particle creation in a strong field, and required that these particles be repelled near the black hole horizon.

    What worked and what didn't

    Before moduli stabilization, the weak gravity conjecture constraint on the particle spectrum was reported to be independent of the background, giving the same bound in Minkowski and AdS space. After moduli stabilization in AdS space, the authors state that the conjecture is reproduced because the extremal black hole develops a non-singular horizon, and the particle spectrum must satisfy the stronger of the two conditions.

    What to keep in mind

    The abstract does not describe experimental data, only a theoretical analysis. It also does not provide detailed limitations beyond noting the different conditions before and after moduli stabilization.

    • The paper extends an AdS weak gravity conjecture proposal to more general effective field theories.
    • The authors include setups with moduli, described as varying scalar fields.
    • A repulsion condition near an extremal black hole horizon is treated as a universal criterion.
    • Before moduli stabilization, the bound is said to be the same in Minkowski and AdS space.
    • After moduli stabilization in AdS, the stronger of two conditions must be satisfied.
    • The authors argue that a tower weak gravity conjecture version should also apply in AdS.

  • Personal recovery exceeded clinical remission in eating disorders

    What the study found

    People with lived experience of an eating disorder reported personal recovery, defined here as self-acceptance, autonomy, and psychological wellbeing, more often than they met criteria for partial clinical remission. Clinical remission was associated with a higher chance of personal recovery, but many participants still endorsed personal recovery without meeting clinical criteria.

    Why the authors say this matters

    The authors conclude that personal recovery should be included in eating disorder assessment, treatment, and outcome monitoring. The study suggests that focusing only on symptom reduction and functional restoration may miss recovery experiences that matter to patients.

    What the researchers tested

    The researchers recruited 221 participants online with lived experience of an eating disorder. They measured eating disorder symptom severity, quality of life, and personal recovery, and used established cut-offs to define partial clinical remission; personal recovery was based on self-endorsement of a validated recovery framework.

    What worked and what didn't

    Rates of personal recovery were 52.1%, compared with 22.6% for partial clinical remission, and the difference was statistically significant. Clinical remission increased the likelihood of personal recovery (odds ratio = 6.46), while an exploratory analysis found no significant differences in personal recovery between eating disorder types or between heterosexual and non-heterosexual participants.

    What to keep in mind

    The abstract does not describe limitations in detail. The study used an online sample, and the exploratory comparisons for eating disorder type and sexual orientation are not presented as definitive.

    • Personal recovery was reported by 52.1% of participants.
    • Partial clinical remission was reported by 22.6% of participants.
    • Clinical remission was associated with a higher likelihood of personal recovery (OR = 6.46).
    • Many participants endorsed personal recovery without meeting clinical criteria.
    • No significant differences in personal recovery were found by eating disorder type or sexual orientation in exploratory analyses.

  • Youth suicide attempt presentations rose during the pandemic

    What the study found

    Psychiatric emergency presentations after suicide attempts among children and adolescents increased during the COVID-19 pandemic compared with the pre-pandemic period. The increase was not seen in the post-pandemic period, which did not differ significantly from pre-pandemic levels.

    Why the authors say this matters

    The authors conclude that suicide attempts may reflect psychosocial burden that is not captured by mortality data alone. They also suggest that emergency presentations should be monitored and that low-threshold mental health support is needed beyond periods of acute crisis.

    What the researchers tested

    The researchers did a retrospective analysis at a tertiary care center in Vienna, Austria, from January 2019 to December 2023. They compared pre-pandemic, pandemic, and post-pandemic periods, and used the Oxford COVID-19 Government Response Tracker Stringency Index to measure the intensity of government containment measures.

    What worked and what didn't

    There were 6,319 psychiatric emergency presentations in total, including 722 following suicide attempts. Compared with the pre-pandemic period, suicide attempt-related presentations increased during the pandemic (RR = 1.80, p < .001), and higher monthly presentation rates were associated with greater containment stringency (RR per point = 1.007, p < .001). The post-pandemic period did not differ significantly from the pre-pandemic period, and an independent upward temporal trend was also observed across the study period.

    What to keep in mind

    The study was based on one tertiary care center in Vienna, so the findings may not apply everywhere. The abstract does not describe additional limitations beyond the observational, retrospective design.

    • Youth suicide attempt-related psychiatric emergency presentations increased during the COVID-19 pandemic.
    • Post-pandemic presentation levels were not significantly different from pre-pandemic levels.
    • Higher government containment stringency was associated with higher monthly suicide attempt presentation rates.
    • The analysis included 6,319 psychiatric emergency presentations, 722 of which followed suicide attempts.
    • The authors suggest suicide attempts may indicate psychosocial burden not reflected in mortality data alone.

  • Spatially heterogeneous exposure-lag-response patterns need cluster-aware modeling

    What the study found

    The study found that standard Distributed Lag Non-Linear Models, or DLNMs, may miss spatial differences in how exposures affect health over time. The authors introduced DLNM-Clust, a Bayesian mixture of DLNMs that groups geographic units into latent spatial clusters with distinct exposure-lag-response patterns.

    Why the authors say this matters

    The authors say this matters because assuming one common exposure-lag-response pattern across a whole region can lead to biased risk estimates. The study suggests that spatially aware modeling can support region-specific risk assessment and targeted public health initiatives.

    What the researchers tested

    The researchers developed DLNM-Clust, which probabilistically assigns each geographic unit to one of several latent clusters, each defined by a different DLNM specification. They demonstrated the method using municipality-level time-series data from Belgium on air pollution and COVID-19 incidence.

    What worked and what didn't

    The results indicate that the new approach can capture both common patterns and singular deviations in the exposure-lag-response surface. The abstract also states that the demonstration emphasized the importance of spatially aware modeling strategies in environmental epidemiology.

    What to keep in mind

    The abstract does not describe numerical performance measures, comparison benchmarks, or detailed limitations. The findings are presented as a method demonstration using municipality-level data from Belgium and a single application relating air pollution to COVID-19 incidence.

    • Standard DLNMs may overlook spatially different exposure-lag-response associations.
    • DLNM-Clust is a Bayesian mixture model that assigns geographic units to latent spatial clusters.
    • The method was demonstrated with municipality-level data from Belgium.
    • The application linked air pollution and COVID-19 incidence.
    • The abstract says spatially aware modeling may help region-specific risk assessment.

  • Global regularity and blow-up criteria established for a non-local equation

    What the study found

    The study found that a non-local integrable evolution equation can have globally regular higher-order Sobolev solutions under a natural assumption on the initial momentum. It also found a criterion for when blow-up solutions exist.

    Why the authors say this matters

    The authors say the equation is relevant to pseudospherical surfaces and non-linear wave propagation. They also state that the consequences of these solution properties on Riemannian surfaces determined by the equation are investigated.

    What the researchers tested

    The researchers studied a non-local integrable evolution equation in both periodic and non-periodic settings. They used an inductive energy method with a hierarchy of functional estimates to analyze global existence and blow-up behavior.

    What worked and what didn't

    The global existence result worked under the stated assumption on the initial momentum, and it applied to arbitrary finite-order Sobolev spaces. The paper also determined a blow-up criterion, but the abstract does not give the explicit criterion in detail.

    What to keep in mind

    The abstract does not describe the exact form of the initial momentum assumption or the blow-up criterion. It also does not give detailed limitations beyond the distinction between periodic and non-periodic settings.

    • Global existence was proved for higher-order Sobolev solutions under a natural assumption on the initial momentum.
    • A criterion for blow-up solutions was determined.
    • The equation was studied in both periodic and non-periodic settings.
    • The proof used an inductive energy method with a hierarchy of functional estimates.
    • The authors say the equation is connected to pseudospherical surfaces, non-linear wave propagation, and Riemannian surfaces.

  • State responses to online extremism are constrained and uneven

    What the study found

    The study finds that state-led responses to far-right extremism online in Aotearoa New Zealand face structural limits and paradoxes. It argues that these efforts are increasingly mediated by technocratic approaches and delegated to corporate actors, which can reproduce racial capitalist orders in digital form.

    Why the authors say this matters

    The authors conclude that these dynamics have implications for national security praxis, democratic accountability, social cohesion, and the future legitimacy of public power. The study suggests that the way online extremism is policed can also reproduce surveillance and targeted hostility toward racialised communities.

    What the researchers tested

    The article is based on 28 in-depth semi-structured interviews with public servants, platform insiders, and anti-fascist organisers. It examines how policy, regulation, enforcement, and private-sector involvement shape efforts to prevent and counter violent extremism online.

    What worked and what didn't

    Participants from regulatory and enforcement bodies described a growing gap between policy ambition and institutional capability. They reported conflicting mandates, limited resources, and the outsourcing of harm mitigation to the private sector, and the article says these arrangements do not enhance state capacity to respond to online extremism.

    What to keep in mind

    The abstract does not describe quantitative measures or experimental testing. The findings are based on interview accounts in Aotearoa New Zealand, so the summary reflects that specific context and the limits of the available abstract.

    • The article argues that state-led online counter-extremism efforts are structurally limited in Aotearoa New Zealand.
    • It says governance is increasingly mediated by technocratic rationalities and delegated to corporate actors.
    • Interviewees described conflicting mandates, constrained resources, and outsourcing of harm mitigation.
    • The authors say these arrangements reproduce neoliberal security logics and can expose racialised communities to surveillance and hostility.
    • The abstract links these dynamics to implications for national security, democratic accountability, and social cohesion.
  • Theta sweeps signal goal direction during navigation

    Theta sweeps signal goal direction during navigation

    What the study found

    The study found that hippocampal theta sweeps, rapid sequences of place-cell activity during theta cycles, form vectors toward remembered goal locations rather than simply reflecting movement or heading. The authors report that stronger goal-related modulation appeared before correct navigational choices.

    Why the authors say this matters

    The authors conclude that these findings identify hippocampal theta sweeps as neural substrates for online goal-directed planning. They also suggest that the results help explain how the brain evaluates possible future trajectories during spatial navigation.

    What the researchers tested

    The researchers analyzed data from the Honeycomb maze, which separates head direction, movement direction, and goal direction. They also used a hierarchical continuous attractor network, a type of model of how activity can move through a network, with goal-oriented directional inputs, and then compared its predictions with empirical data.

    What worked and what didn't

    Theta sweeps were aligned with remembered goal locations independent of the rat's movement or heading directions. Stronger goal modulation was seen before correct choices, and the model reproduced the reported findings and made additional predictions that were confirmed empirically. Sequential activity during immobility-related sharp-wave ripples was also goal directed and was reported to be more aligned with theta sweeps than with previously experienced trajectories.

    What to keep in mind

    The abstract does not describe detailed limitations beyond the specific task and recordings used. The findings are based on the Honeycomb maze and the analyses and model described in the study.

    • Theta sweeps pointed toward remembered goal locations.
    • Goal-related modulation was stronger before correct navigational choices.
    • The effect was independent of movement and heading directions in the Honeycomb maze.
    • A hierarchical continuous attractor network reproduced the reported findings.
    • Sharp-wave ripple activity was also described as goal directed.

  • Biomimetic interface decodes heterogeneous skin mechanical signals

    What the study found

    The study found that a biomimetic metamaterial-based interface, or BMMI, can selectively capture diverse mechanical signals from adjacent skin regions and decode them with bespoke algorithms. The authors describe these heterogeneous skin signals as mechanodermal activity, or MDA.

    Why the authors say this matters

    The authors say the approach could help use skin’s mechanical cues more fully for capturing underlying physiological states. They conclude that the wireless BMMI may support multimodal communication interfaces and applications in health care monitoring and human-machine interaction.

    What the researchers tested

    The researchers introduced an engineered auxetic metamaterial substrate, meaning a structure that expands laterally when stretched, designed to reproduce the microrelief and mechanoreceptor architecture of natural skin. They paired the wireless device with bespoke algorithms to decode MDA.

    What worked and what didn't

    According to the abstract, the BMMI allowed selective capture of diverse MDA signals, with simultaneous signal amplification and noise suppression. It also permitted straightforward modulation to fit different scenarios, and the combined system decoded MDA accurately and robustly; the abstract does not describe specific failures or comparative drawbacks.

    What to keep in mind

    The available summary does not provide quantitative performance values, experimental conditions, or comparison against other sensing systems. It also does not describe limitations beyond the general note that current sensing technologies have limited capabilities.

    • The paper defines heterogeneous mechanical skin signals as mechanodermal activity (MDA).
    • A biomimetic metamaterial-based interface (BMMI) was introduced to reproduce skin-like microrelief and mechanoreceptor architecture.
    • The device selectively captured diverse MDA signals from adjacent skin regions.
    • The system provided signal amplification and noise suppression while decoding MDA with bespoke algorithms.
    • The authors link the approach to multimodal communication interfaces, health care monitoring, and human-machine interaction.

  • Microcirculatory impairment varies across advanced heart failure states

    What the study found

    The study found that microcirculatory dysfunction, meaning abnormal function in the smallest blood vessels, varies across advanced heart failure and its treatments. The most severe impairment was seen in patients resuscitated from cardiogenic shock and in heart transplant recipients.

    Why the authors say this matters

    The authors conclude that restoring large-vessel blood flow does not necessarily mean the microcirculation recovers too. They say the findings underscore the need for further study of the mechanisms, prognostic significance, and therapeutic targeting of systemic microvascular health in advanced cardiovascular disease.

    What the researchers tested

    The researchers prospectively enrolled adults with stable chronic heart failure, cardiogenic shock, HeartMate 3 left ventricular assist device support, heart transplant, and healthy controls between August 2023 and December 2024. They assessed sublingual microcirculation, meaning blood flow in the vessels under the tongue, using handheld vital microscopy and GlycoCheck software, and compared vessel density, capillary blood volume, perfused boundary region, capillary blood flow, and microvascular health score.

    What worked and what didn't

    Microvascular density was significantly lower in cardiogenic shock and heart transplant groups than in chronic heart failure and left ventricular assist device groups. Capillary blood flow was higher in HeartMate 3 patients than in cardiogenic shock and heart transplant patients, and capillary blood volume was lower in cardiogenic shock and heart transplant than in heart failure. The microvascular health score was lower in all patient groups than in healthy controls, and was also lower in heart transplant patients than in HeartMate 3 patients.

    What to keep in mind

    The abstract does not provide detailed limitations beyond noting that comparative data across heart failure severity and heart replacement therapies have been limited. The study reports associations and group differences, but the abstract does not describe longer-term outcomes or treatment effects.

    • Microcirculatory dysfunction differed across chronic heart failure, cardiogenic shock, left ventricular assist device support, and heart transplantation.
    • Cardiogenic shock and heart transplant patients showed particularly severe microvascular impairment.
    • HeartMate 3 patients had higher capillary blood flow than cardiogenic shock and heart transplant patients.
    • All patient groups had lower microvascular health scores than healthy controls.
    • The authors say restored macrohemodynamics does not necessarily mean microvascular recovery.