A Brainstem Circuit Amplifies Aversion

A Mechanism of Brainstem Circuit Enhancing Aversion Response Background and Motivation Aversion response is a natural reaction in humans and animals when faced with threats or unpleasant stimuli, allowing individuals to avoid danger and playing a critical role in adaptation during evolution. However, excessive aversion can lead to a range of emotio...

Different Learning Aberrations Relate to Delusion-like Beliefs with Different Contents

A Study on the Correlation Between Different Learning Abnormalities and Delusional-like Beliefs of Various Contents Research Background Delusions are a major feature of psychotic disorders (such as schizophrenia, bipolar disorder, depression, and certain neurological and autoimmune diseases). Although delusions clinically manifest as fixed erroneou...

Graded Multidimensional Clinical and Radiologic Variation in Patients with Alzheimer Disease and Posterior Cortical Atrophy

Research Report on Progressive Multidimensional Clinical and Radiological Variations in Patients with Alzheimer’s Disease and Posterior Cortical Atrophy Background Introduction Alzheimer’s Disease (AD) has multiple phenotypes, including the typical amnestic and non-amnestic (atypical) phenotypes. Posterior Cortical Atrophy (PCA) is a prominent atyp...

A Vaping Cessation Text Message Program for Adolescent E-Cigarette Users: A Randomized Clinical Trial

E-cigarette Cessation SMS Program: A Randomized Clinical Trial Study Targeting Adolescent E-cigarette Users Background In recent years, e-cigarettes have become the most widely used tobacco product among American adolescents. Statistics from 2023 show that over 2.1 million adolescents reported current use of e-cigarettes, including 10% of high scho...

FMOD Alleviates Depression-like Behaviors by Targeting the PI3K/AKT/mTOR Signaling Pathway after Traumatic Brain Injury

Research Report on FMOD Alleviating Depressive Behavior After Traumatic Brain Injury Traumatic Brain Injury (TBI) is a global health issue with far-reaching impacts, causing not only brain dysfunction but also often leading to mental disorders. One of the most common mental illnesses following TBI is depression, affecting approximately 25-50% of TB...

Quantitative expression of latent disease factors in individuals associated with psychopathology dimensions and treatment response

Quantitative expression of latent disease factors in individuals associated with psychopathology dimensions and treatment response

Study on Quantitative Expression and Treatment Response of Latent Disease Factors Underlying Psychopathological Dimensions Revealed by Unsupervised Machine Learning Research Background Heterogeneity and comorbidity are prevalent in psychiatric diagnoses, posing challenges for precise diagnosis and personalized treatment. For instance, Autism Spectr...

The Neurocomputational Mechanism Underlying Decision-Making on Unfairness to Self and Others

Neural computational mechanisms underlying fairness-based decisions: Self-Unfairness and Other-Unfairness Abstract: Fairness is a fundamental value in human society, and individuals show concern for both self-unfairness and other-unfairness. However, there has been a long-standing debate on whether self-unfairness and other-unfairness evoke shared ...

Distinct Contributions of Alpha and Beta Oscillations to Context-Dependent Visual Size Perception

Revealing Different Cognitive Mechanisms of the Ebbinghaus Illusion Through Neural Oscillations Academic Background Human perception of size in vision is not entirely faithful to the physical world and is highly dependent on context. For example, when an object is surrounded by several smaller objects, it appears larger than when surrounded by larg...

Dentate Gyrus Morphogenesis is Regulated by an Autism Risk Gene Trio Function in Granule Cells

Research Background and Objectives Autism Spectrum Disorders (ASDs) are a group of highly heritable neurodevelopmental disorders, primarily characterized by abnormal social interactions, communication deficits, and restricted repetitive behaviors or interests. Previous studies have reported structural changes in brain regions including the hippocam...

Repetitive Administration of Low-Dose Lipopolysaccharide Improves Repeated Social Defeat Stress-Induced Behavioral Abnormalities and Aberrant Immune Response

Repeated Low-Dose Lipopolysaccharide Pretreatment Improves Behavioral Abnormalities and Aberrant Immune Responses Induced by Repeated Social Defeat Stress Background Stress significantly impacts human health, with chronic stress particularly inducing various physiological and psychological disorders. The hypothalamic-pituitary-adrenal (HPA) axis is...