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Novel monoclonal antibodies against the C-terminal HEAT domain of huntingtin

2 weeks 4 days ago
BackgroundReliable detection of huntingtin (HTT) is essential for understanding Huntington's disease (HD) biology and for evaluating therapeutic strategies. However, high-quality monoclonal antibodies (mAbs) against the HTT C-terminal domain remain limited.ObjectiveWe sought to generate and validate novel monoclonal antibodies targeting the HTT C-terminal HEAT-containing domain to better detect HTT independently of potential effects of polyglutamine length that can impact some N-terminally...
Yang-Nim Park

Mapping the inter- and intra-genic codon-usage landscape in <em>Homo sapiens</em>

2 weeks 4 days ago
Although the genetic code is degenerate, codon selection is nonrandom and reflects significant functional constraints. Codon-usage bias (CUB) acts as a layer of post-transcriptional regulation, influencing messenger RNA (mRNA) stability, translation kinetics, and co-translational protein folding. While CUB is well-characterized in unicellular organisms, its regulatory scope and functional consequences in humans remain complex and less defined. Our study offers a comprehensive evaluation of human...
Maahil Arshad

A crowdsourced megastudy of 12 digital single-session interventions for depression in US adults

3 weeks ago
Digital, self-guided, single-session interventions (SSIs) deliver structured psychological support within one interaction. Here we crowdsourced 66 diverse 10-min SSIs for depression and, with input from researchers and lived-experience experts, selected 11 for testing in a preregistered online randomized controlled trial (ClinicalTrials.gov ID: NCT06856668 ). US adults (N = 7,505) experiencing elevated depressive symptoms were randomly assigned to 1 of the 11 crowdsourced SSIs, a validated...
Benjamin T Kaveladze

Delineating the trajectory of adult chronic diseases and healthcare use for 22q11.2 microdeletion in a general population context

3 weeks ago
CONCLUSION: A population-based approach provided new evidence for accumulating illnesses over young adulthood, supporting the need for novel models of anticipatory care for adults with 22q11.2 microdeletion. A similar genetics-first strategy, defining cohorts with shared genetic changes, may facilitate understanding of premature aging mechanisms relevant to the general population.
Sarah L Malecki

Training outcomes in a transdiagnostic, neuropsychologically - informed parenting intervention for children with early brain injury

3 weeks 2 days ago
RESEARCH AIMS: The benefits of parenting interventions for child and family outcomes following pediatric brain injury are well documented. However, training in pediatric neuropsychology largely emphasizes a focus on assessment, as well as syndrome- or disorder-specific interventions. Greater attention to transdiagnostic intervention is warranted, particularly pediatric neurorehabilitation programs that are family-centered and evidence-based. This study evaluated the acceptability of a didactic...
Rivka Green

React-to-Me: A Conversational Interface for Interactive Exploration of the Reactome Pathway Knowledgebase

3 weeks 3 days ago
The Reactome Pathway Knowledgebase (www.reactome.org) provides expert-curated information on human biological pathways, molecular interactions, and disease mechanisms. However, its complex data model and keyword-based search interface present accessibility barriers for non-expert users. In contrast, general-purpose conversational AI systems offer intuitive natural language interfaces but lack the domain-specificity, transparent sourcing, and factual reliability required for scientific...
Helia Mohammadi

Lifelong <em>n</em>-3 PUFA Consumption Reduces HER2+ Mammary Tumour Growth and Alters Immune Markers Compared to Safflower- or Corn Oil-Based Sources of <em>n</em>-6 PUFA

3 weeks 3 days ago
CONCLUSIONS: These findings indicate that the presence of dietary n-3 PUFA plays a key role in modulating mammary tumour development, which may be further influenced by the underlying n-6 PUFA background. The associated changes in immune markers suggest that n-3 PUFA exert anticancer effects in part by shifting the tumour immune microenvironment toward an anti-tumour phenotype and modulating cannabinoid receptor signalling. Collectively, this work informs future human studies investigating the...
Rahbika Ashraf

HTD1265 Disrupts GimC-Dependent Cellular Processes in <em>Saccharomyces cerevisiae</em>

3 weeks 3 days ago
HTD1265 is a newly identified antifungal compound that displays potent activity against Candida krusei, a clinically challenging non-albicans species. To elucidate its mechanism of action, we applied an integrative phenotypic approach combining high-resolution morphological profiling, pathway inference, and genetic validation in Saccharomyces cerevisiae. Morphological signature extraction revealed a characteristic defect in nuclear positioning upon HTD1265 treatment. Integration of nuclear...
Kaori Itto-Nakama