Publications by authors named "Heng Liu"

Background: Regardless of unique status or symptoms, any woman with endometriosis is at risk of developing mental health issues such as anxiety and depression. Cognitive behavioral therapy (CBT) is an effective psychological treatment for depression, anxiety, and stress. The objectives of the study were to see whether usual care combined with CBT improves depression, anxiety, and stress in patients after surgery for endometriosis as compared to usual care alone.

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For contrast-enhanced CT examinations, there is a lack of comprehensive optimal management strategies of risk factors to reduce the risk of iodinated contrast media (ICM)-induced acute adverse reactions (AAR). Here, we determine the relationship between the rate of ICM-AAR and a stratified assessment and warning (SAW) regimen, which integrated risk identification, stratification, early warning, and prevention. A total of 120,822 cases in the conventional assessment period (58 years ± 15, 55.

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Article Synopsis
  • The study evaluated the effectiveness and safety of blinatumomab for treating relapsed/refractory acute lymphoblastic leukemia (R/R B-ALL), focusing on complete remission (CR) and minimal residual disease (MRD) response rates.
  • A total of 18 studies with 1,373 patients were analyzed, revealing a CR rate of 54% and an MRD response rate of 43%, with better outcomes in patients with lower bone marrow blasts.
  • Adverse events were significant, with 80% of patients experiencing severe reactions, but blinatumomab showed a controlled safety profile, indicating its potential as a treatment option for R/R B-ALL.
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Precipitation has increased across the arid Central Asia region over recent decades. However, the underlying mechanisms of this trend are poorly understood. Here, we analyze multi-model simulations from the Precipitation Driver and Response Model Intercomparison Project (PDRMIP) to investigate potential drivers of the observed precipitation trend.

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Perovskite solar cells (pero-SCs) performance is essentially limited by severe non-radiative losses and ion migration. Although numerous strategies have been proposed, challenges remain in the basic understanding of their origins. Here, we report a dielectric-screening-enhancement effect for perovskite defects by using organic semiconductors with finely tuned molecular structures from the atoms level.

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Vagal nerve-derived schwannomas are rare, especially those with huge tumors. This paper reports a case of giant tumor in the right neck. The patient was misdiagnosed as pleomorphic adenoma before operation, and was diagnosed as schwannoma during operation.

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In the absence of adequate treatment, effective bone regeneration remains a great challenge. Exploring hydrogels with properties of excellent bioactivity, stability, non-immunogenicity, and commercialization is an important step to develop hydrogel-based bone regeneration materials. In this study, we engineered a self-assembled chelating peptide hydrogel loaded with an osteogenic metal ion cluster extracted from the processed pyritum decoction, including Fe, Cu, Zn, Mn, Mg, and Ca ions, named processed pyritum hydrogel (PPH).

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Background: The subarachnoid space width (SASw) is part of crucial neuroimaging criteria for the diagnosis of subarachnoid space enlargement in infants. In addition to indicating the presence of these diseases, SASw can be used to assess their severity. Therefore, it is important to be able to measure the SASw accurately.

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1-Chloronaphthalene (CN) has been a common solvent additive in both fullerene- and nonfullerene-based organic solar cells. In spite of this, its working mechanism is seldom investigated, in particular, during the drying process of bulk heterojunctions composed of a donor:acceptor mixture. In this work, the role of CN in all-polymer solar cells is investigated by in situ spectroscopies and ex situ characterization of blade-coated PBDB-T:PF5-Y5 blends.

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Objective: To investigate the expression and prognostic value of macrophage inflammatory protein 1α (MIP-1α) in neonatal acute respiratory distress syndrome (NRDS).

Methods: In this retrospective analysis, 96 newborns with NRDS in Affiliated Lianyungang Hospital of Xuzhou Medical University from January 2018 to June 2021 were included in the experimental group (EG), while the other 60 normal neonates were included as the control group (CG). The concentration of MIP-1α in umbilical cord blood was tested by Elisa method.

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Existing research suggests that COVID-19 lockdowns tend to contribute to a decrease in overall urban crime rates. Most studies have compared pre-lockdown and post-lockdown periods to lockdown periods in Western cities. Few have touched on the fine variations during lockdowns.

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This study used diffusion tensor imaging (DTI) along the perivascular space (DTI-ALPS) to assess glymphatic system function in autism spectrum disorder (ASD) compared to healthy controls. Patients with ASD may have glymphatic system dysfunction, which is related to age. We retrospectively included 30 children with ASD and 25 healthy controls in this study.

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Aims: Alterations in neuronal activity and cerebral hemodynamics have been reported in idiopathic generalized epilepsy (IGE) patients, possibly resulting in neurovascular decoupling; however, no neuroimaging evidence confirmed this disruption. This study aimed to investigate the possible presence of neurovascular decoupling and its clinical implications in childhood IGE using resting-state fMRI and arterial spin labeling imaging.

Methods: IGE patients and healthy participants underwent resting-state fMRI and arterial spin labeling imaging to calculate degree centrality (DC) and cerebral blood flow (CBF), respectively.

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Blaps rynchopetera Fairmaire is a medicinal insect of Yi-nationality medicine used for a long time in Yunnan, China. In the present study, a new blapsimidazolium A (1), together with twelve known N-containing compounds (2-13), were isolated from this insect. The structures were elucidated by extensive spectroscopic analyses (1D and 2D NMR, HR-MS) and comparisons with the reported literature.

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Benign epilepsy with centrotemporal spikes (BECTS) is a common pediatric epilepsy syndrome that has been widely reported to show abnormal brain structure and function. However, the genetic mechanisms underlying structural and functional changes remain largely unknown. Based on the structural and resting-state functional magnetic resonance imaging data of 22 drug-naïve children with BECTS and 33 healthy controls, we conducted voxel-based morphology (VBM) and fractional amplitude of low-frequency fluctuation (fALFF) analyses to compare cortical morphology and spontaneous brain activity between the 2 groups.

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In this paper, a new aromatic diamine monomer 4,4'-(2,6-naphthalenediyl)bis[benzenamine]) (NADA) was synthesized and a series of modified PI films containing naphthalene ring structure obtained by controlling the molar ratio of NADA monomer, ternary polymerization with 4,4'-oxydianiline (ODA), and pyromellitic dianhydride (PMDA). The effects of the introduction of the naphthalene ring on the free volume and various properties of PI were investigated by molecular dynamic simulations. The results show that the comprehensive properties of the modified films are all improved to some extent, with 5% thermal weight loss temperature (T) of 569 °C, glass transition temperature (Tg) of 381 °C, tensile strength of 96.

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Article Synopsis
  • * Advancements in neuroimaging technologies allow for objective detection of brain damage due to alcohol, aiding in the diagnosis and treatment of AUD.
  • * The article reviews key noninvasive imaging methods, like MRI and EEG, along with brain stimulation techniques, while suggesting future research avenues in understanding alcohol dependence.
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The regulation of electron distribution of single-atomic metal sites by atomic clusters is an effective strategy to boost their intrinsic activity of oxygen reduction reaction (ORR). Herein we report the construction of single-atomic Mn sites decorated with atomic clusters by an innovative combination of post-adsorption and secondary pyrolysis. The X-ray absorption spectroscopy confirms the formation of Mn sites via Mn-N coordination bonding to FeMn atomic clusters (FeMn /Mn-N C), which has been demonstrated theoretically to be conducive to the adsorption of molecular O and the break of O-O bond during the ORR process.

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Background: Childhood hand function is considered to be one of the strongest predictors of the ability to participate in daily activities as children with cerebral palsy (CP) reach adulthood. The manual ability classification system (MACS) is currently the most widely used for grading hand function in children with CP. However, the MACS method is subjective and may be affected by the raters' experience.

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Background: Elevated remnant cholesterol (RC) is associated with a higher risk of various cardiac diseases. Heart failure (HF) usually occurs at the end stage of various cardiac diseases. However, there is limited research on the association between RC and the risk of HF.

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  • Crude oil pollution significantly alters the nitrogen cycle in soil, especially under varying concentrations of oil (medium at 10,000 mg/kg and heavy at 50,000 mg/kg) over a 30-day period.
  • Increased gross nitrogen transformation rates were observed, but the effects on the oxidation of recalcitrant organic nitrogen and immobilization of nitrogen oxides (NO) varied, with moderate contamination showing higher immobilization rates compared to heavy contamination.
  • Microbial community analysis revealed that specific phyla like Actinobacteria and Ascomycota play crucial roles in the transformation and immobilization processes of nitrogen, indicating their importance in the ecological response to crude oil contamination.
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Skeletal reorganization reactions have emerged as an intriguing tool for converting readily available compounds into complicated molecules inaccessible by traditional methods. Herein, we report a unique skeleton-reorganizing coupling reaction of cycloheptatriene and cycloalkenones with amines. In the presence of Rh/acid catalysis, cycloheptatriene can selectively couple with anilines to deliver fused 1,2-dihydroquinoline products.

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Background: Few observational studies have investigated the association of dietary antioxidant intake with post-stroke depression (PSD) risk. We used the cross-sectional and longitudinal design to investigate the independent and joint associations between dietary antioxidant intake and PSD risk and all-cause mortality.

Methods: Participants from the 2005-2014 National Health and Nutrition Examination Survey (NHANES) aged 20 years and older with stroke were included.

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With the vigorous development of information and communication technology, mobile internet has undergone tremendous changes. How to achieve global coverage of the network has become the primary problem to be solved. GEO satellites and LEO satellites, as important components of the satellite-ground network, can offer service for hotspots or distant regions where ground-based base stations' coverage is limited.

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Constructing bimetallic sulfide components are considered to be a promising and efficient lithium storage materials. Nonetheless, preparation routes of rational structures that have abundant hierarchical interfaces or phase boundaries bimetallic sulfide are still a problem to over come. In this work, a novel hierarchical nanostructure of bimetal sulfide CoS-MoS nanorods are synthesized successfully by in-situ self-growth means at the hydrothermal conditions.

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