Chunguo Zhang
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View article: The application of amplitude of low-frequency fluctuations metrics in the diagnosis and prediction of treatment response as well as their associated genes and biological processes in patients with bipolar disorder
The application of amplitude of low-frequency fluctuations metrics in the diagnosis and prediction of treatment response as well as their associated genes and biological processes in patients with bipolar disorder Open
While previous studies have reported functional abnormalities in the prefrontal-limbic-subcortical circuit, the treatment effects on this activity remain unclear. This longitudinal study aimed to investigate spontaneous brain activity in b…
View article: Neuroimaging changes in pre-treatment and post-treatment patients with bipolar disorder and their relationship with genetic characteristics
Neuroimaging changes in pre-treatment and post-treatment patients with bipolar disorder and their relationship with genetic characteristics Open
In summary, changes in FC of the SN may be potential neuroimaging markers of treatment effectiveness in patients with BD. Our genetic neuroimaging association analysis may help to comprehensively understand the molecular mechanisms underly…
View article: Neuroimaging Changes in the Sensorimotor Network and Visual Network in Bipolar Disorder and Their Relationship with Genetic Characteristics
Neuroimaging Changes in the Sensorimotor Network and Visual Network in Bipolar Disorder and Their Relationship with Genetic Characteristics Open
Objective: Patients with bipolar disorder (BD) may exhibit common and significant changes in brain activity across different networks. Our aim was to investigate the changes in functional connectivity (FC) within different brain networks i…
View article: The relationship between regional homogeneity in resting-state functional magnetic resonance imaging and cognitive function in depressive disorders with migraine
The relationship between regional homogeneity in resting-state functional magnetic resonance imaging and cognitive function in depressive disorders with migraine Open
Patients with depressive disorder with migraine (DDWM) are common, yet the neural mechanisms and brain function changes associated with this comorbidity remain partially understood. This study explores regional homogeneity (ReHo) abnormali…
View article: Changes in degree centrality and its associated genes: A longitudinal study of patients with schizophrenia undergoing pharmacological treatment
Changes in degree centrality and its associated genes: A longitudinal study of patients with schizophrenia undergoing pharmacological treatment Open
Changes in DC values in the right inferior occipital/fusiform gyrus and right calcarine/middle occipital gyrus may serve as neuroimaging markers to differentiate between HC and SCZ patients. Additionally, DC values in the left middle/postc…
View article: Fronto‐Parietal and Language Network Connectivity and Its Association With Gene Expression Profiles in Bipolar Disorder Before and After Treatment
Fronto‐Parietal and Language Network Connectivity and Its Association With Gene Expression Profiles in Bipolar Disorder Before and After Treatment Open
Background The resting‐state functional connectivity (FC) patterns of the fronto‐parietal network (FPN) and language network (LN) underlying bipolar disorder (BD) are obscure. This study aimed to uncover abnormal FC patterns of FPN and LN …
View article: Clinical Significance of Abnormalities in Fetal Kidney Location or Number Diagnosed by Prenatal Ultrasound
Clinical Significance of Abnormalities in Fetal Kidney Location or Number Diagnosed by Prenatal Ultrasound Open
Background: The abnormal position or number of fetal kidneys accounts for 15%–20% of congenital abnormalities in the fetus, often resulting in oligo amniotic fluid or no amniotic fluid, thus affecting the development of fetal lung and resu…
View article: Differences of regional homogeneity and cognitive function between psychotic depression and drug-naïve schizophrenia
Differences of regional homogeneity and cognitive function between psychotic depression and drug-naïve schizophrenia Open
Cognitive impairment is more pronounced in SCZ than in PD, with marked deficits in visuospatial and memory domains. Enhanced left precuneus activity further differentiates SCZ from PD and correlates with cognitive impairments in both disor…
View article: A Multi-Scale Model for Predicting Physically Short Crack and Long Crack Behavior in Metals
A Multi-Scale Model for Predicting Physically Short Crack and Long Crack Behavior in Metals Open
The fatigue behavior of metal specimens is influenced by defects, material properties, and loading. This study aims to establish a multi-scale fatigue crack growth model that describes physically short crack (PSC) and long crack (LC) behav…
View article: Prenatal Ultrasound in Fetal Inferior Vena Cava Abnormalities: Image Characteristics and Clinical Relevance
Prenatal Ultrasound in Fetal Inferior Vena Cava Abnormalities: Image Characteristics and Clinical Relevance Open
Background: During the embryonic stage, the inferior vena cava (IVC) is an important conduit for the hepatic vein and ductus venosus to drain into the right atrium. For fetuses with IVC abnormalities, the prognosis may be favorable if the …
View article: Potential correlations between abnormal homogeneity of default mode network and personality or lipid level in major depressive disorder
Potential correlations between abnormal homogeneity of default mode network and personality or lipid level in major depressive disorder Open
Background Default mode network (DMN) is one of the most recognized resting‐state networks in major depressive disorder (MDD). However, the homogeneity of this network in MDD remains incompletely explored. Therefore, this study aims to det…
View article: Microhardness Variation with Indentation Depth for Body-Centered Cubic Steels Pertinent to Grain Size and Ferrite Content
Microhardness Variation with Indentation Depth for Body-Centered Cubic Steels Pertinent to Grain Size and Ferrite Content Open
For a micro-indentation hardness test with non-destructivity, the Nix–Gao model is widely used to describe tested hardness or microhardness variation with an indentation depth induced by indentation size effect, in which tested hardness ap…
View article: Potential correlations between asymmetric disruption of functional connectivity and metabolism in major depressive disorder
Potential correlations between asymmetric disruption of functional connectivity and metabolism in major depressive disorder Open
MDD patients demonstrated abnormal asymmetry in resting-state FC (Rs-FC) within the fronto-limbic system, which may be associated with CHOL and thyroid hormone levels.
View article: Fractional amplitude of low-frequency fluctuations in sensory-motor networks and limbic system as a potential predictor of treatment response in patients with schizophrenia
Fractional amplitude of low-frequency fluctuations in sensory-motor networks and limbic system as a potential predictor of treatment response in patients with schizophrenia Open
Our findings suggest that reduced fALFF values in the sensory-motor networks and increased fALFF values in the limbic system may constitute distinctive neurobiological features in SCZ patients. These findings may serve as potential neuroim…
View article: Differences in fractional amplitude of low-frequency fluctuations (fALFF) and cognitive function between untreated major depressive disorder and schizophrenia with depressive mood patients
Differences in fractional amplitude of low-frequency fluctuations (fALFF) and cognitive function between untreated major depressive disorder and schizophrenia with depressive mood patients Open
Background Distinguishing untreated major depressive disorder without medication (MDD) from schizophrenia with depressed mood (SZDM) poses a clinical challenge. This study aims to investigate differences in fractional amplitude of low-freq…
View article: Image characteristics and main types of abnormal branching of fetal pulmonary artery in prenatal echocardiography — a retrospective study
Image characteristics and main types of abnormal branching of fetal pulmonary artery in prenatal echocardiography — a retrospective study Open
Prenatal echocardiography can provide detailed images for the diagnosis of abnormal branching of fetal pulmonary artery, which can be complicated by intra- and extracardiac malformations and chromosomal anomalies and should be alerted.
View article: Observational study on obesity: Insights from middle-aged and elderly college staff in Beijing
Observational study on obesity: Insights from middle-aged and elderly college staff in Beijing Open
Obesity poses a serious global public health challenge, particularly among middle-aged, and elderly college staff. This study aims to explore the associated factors of obesity by analyzing the metabolic indicators of 1756 university staff …
View article: Effect of water cooling assistance on fatigue behavior of laser welded QP980 steel
Effect of water cooling assistance on fatigue behavior of laser welded QP980 steel Open
Quenching and partitioning 980 (QP980) steel has been applied to new energy vehicles, but even laser welding joints show poor fatigue performance. In this study, water-cooling assistance is applied to improve fatigue resistance of welded j…
View article: The Value of Antenatal Ultrasound in Diagnosing Anatomical and Morphological Abnormalities of the Fetal Umbilical Vein
The Value of Antenatal Ultrasound in Diagnosing Anatomical and Morphological Abnormalities of the Fetal Umbilical Vein Open
Background: Normally, fetal umbilical vein (UV) starts from the capillary network in the chorionic villus and accompanies the umbilical artery (UA). After leaving the placenta, it courses along within the umbilical cord. As the embryo deve…
View article: Potential correlations between asymmetric disruption of functional connectivity and metabolism in major depression disorder
Potential correlations between asymmetric disruption of functional connectivity and metabolism in major depression disorder Open
Objective: Previous research has suggested a connection between major depressive disorder (MDD) and certain comorbidities, including gastrointestinal issues, thyroid dysfunctions, and glycolipid metabolism abnormalities. However, the relat…
View article: Risk factors of developing psychological problems among frontline healthcare professionals working in the COVID-19 pandemic era: a meta-analysis
Risk factors of developing psychological problems among frontline healthcare professionals working in the COVID-19 pandemic era: a meta-analysis Open
Background This study sought to evaluate the risk factors behind developing psychological problems as per specific mental health assessment instruments. This study focuses specifically on frontline healthcare professionals of the COVID-19 …
View article: Deviant spontaneous neural activity as a potential early-response predictor for therapeutic interventions in patients with schizophrenia
Deviant spontaneous neural activity as a potential early-response predictor for therapeutic interventions in patients with schizophrenia Open
Objective Previous studies have established significant differences in the neuroimaging characteristics between healthy controls (HCs) and patients with schizophrenia (SCZ). However, the relationship between homotopic connectivity and clin…
View article: Effect of residual stress redistribution on fatigue crack growth pertinent to crack closure and applied load
Effect of residual stress redistribution on fatigue crack growth pertinent to crack closure and applied load Open
Clarifying residual stress (RS) redistribution and its effect on fatigue crack growth (FCG) is essential to evaluate the fatigue life of a welded joint. In this study, initial RS distribution along FCG path is calculated based on FCG measu…
View article: Automatic depression diagnosis through hybrid EEG and near-infrared spectroscopy features using support vector machine
Automatic depression diagnosis through hybrid EEG and near-infrared spectroscopy features using support vector machine Open
Depression is a common mental disorder that seriously affects patients’ social function and daily life. Its accurate diagnosis remains a big challenge in depression treatment. In this study, we used electroencephalography (EEG) and functio…
View article: Clinical Value of Prenatal Ultrasound in the Diagnosis of Fetal Ductus Venosus Abnormality
Clinical Value of Prenatal Ultrasound in the Diagnosis of Fetal Ductus Venosus Abnormality Open
Background: The fetal ductus venosus (DV) is an important vessel that connects the umbilical vein (UV) to the proximal end of the inferior vena cava (IVC). DV abnormality often leads to poor fetal outcome. Thus, careful prenatal ultrasound…
View article: Differences and correlations of biochemical index levels in patients with bipolar disorder and major depressive disorder during a stable period
Differences and correlations of biochemical index levels in patients with bipolar disorder and major depressive disorder during a stable period Open
The differences and correlation of biochemical indexes between bipolar disorder (BPD) and major depressive disorder (MDD) in stable stage were analyzed and discussed. Patients diagnosed with BPD and MDD in the Third People’s Hospital of Fo…