Publications by authors named "Xianghong Liu"

Parkinson's disease (PD) is a prevalent neurodegenerative disorder caused by degeneration of dopaminergic neurons, originating from the substantia nigra pars compacta, and characterized by motor symptoms such as bradykinesia, muscle rigidity, resting tremor, and postural instability, as well as non-motor symptoms such as anxiety, depression, reduced sense of smell, cognitive impairment, and visual dysfunction. Emerging evidence highlights the retina as a promising site for non-invasive exploration of PD pathology, due to its shared embryonic origin with the central nervous system. In recent years, with the development of ophthalmic technology, the acquisition of retinal-related function and structure has gradually become mature.

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Background: Facioscapulohumeral muscular dystrophy (FSHD) is an autosomal dominant condition caused by shortened D4Z4 repeat units in the subtelomeric region of 4q35, always on the 4qA haplotype, or due to variants in the SMCHD1 gene leading to hypomethylation of the D4Z4 macrosatellite DNA repeats.

Methods: To explore the potential genetic basis for suspected FSHD presenting with early onset in two siblings without evident family history of the disorder, whole genome sequencing (WGS) and optical genome mapping (OGM) were conducted on the affected individuals and their parents.

Results: The two siblings manifested severe and early-onset clinical features consistent with FSHD, initiating with facial muscle weakness that progressively spread downward since the age of four months.

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Context: Diabetic peripheral neuropathy (DPN) is the most common complication of diabetes mellitus. Chinese patent medicines (CPMs) are widely used in clinical practice to treat DPN.

Objective: This study aims to summarize the latest evidence on the harms and benefits of CPMs as adjunctive therapy for DPN.

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Article Synopsis
  • - This study looked at how internet-based integrated care affects breastfeeding outcomes and emotional well-being in first-time mothers (primiparous women) who were treated at Baoji People's Hospital from July 2020 to September 2023.
  • - The researchers compared a group receiving internet-based care to a control group getting standard follow-up, finding that the internet care group had higher breastfeeding success rates and improved knowledge and confidence by six months postpartum.
  • - Key factors impacting breastfeeding included age, delivery method, and nipple condition as risks, while education level, job type, and frequent feeding helped support successful breastfeeding.
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Metal sulfides have been extensively studied in the field of chemical sensors working at room temperature (RT). However, compared to metal oxides, metal sulfides often suffer from incomplete recovery and unsatisfactory selectivity. In this work, we for the first time report the high-entropy sulfide (HES) (FeCoNiCrMn)S, prepared by the solvothermal method, is a promising candidate for utilization as the sensitive layer in gas sensors.

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Article Synopsis
  • Colloidal molecules are structures made from micro- and nanoparticles that help us study molecular behavior and create materials with adjustable properties.
  • This research presents a method for creating colloidal molecules, where a central active particle is surrounded by passive particles that interact via chemical reactions and electric fields.
  • The study showcases the ability to design various particle structures and control their assembly in real time, leading to innovative applications in adaptive micro-nanomachines.
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Transition-metal dichalcogenides (TMDs) are widely used in the gas sensing field, owing to their high surface-to-volume ratio enabled by the two-dimensional (2D) structure, adjustable band gap, and high electron transfer. However, it is challenging for TMD materials to realize superior CO sensing, due to their weak CO adsorption capacity. Herein, we predict through density functional theory (DFT) calculations that rare earth metal doping is an effective strategy to boost the CO sensing capability of TMDs.

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The human epidermal growth factor receptor 2 (HER2) is a transmembrane tyrosine kinase receptor and tumor-associated antigen abnormally expressed in various types of cancer, including breast, ovarian, and gastric cancer. HER2 overexpression is highly correlated with increased tumor aggressiveness, poorer prognosis, and shorter overall survival. Consequently, multiple HER2-targeted therapies have been developed and approved; however, only a subset of patients benefit from these treatments, and relapses are common.

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Heat treatment is important for optimizing the strength performance and improving the toughness of titanium alloys. In this study, we investigated the impact of three heat treatment methods (β-annealing, double annealing, and solid-solution and aging treatment) on the mechanical properties and fracture morphology of Ti555211 titanium alloy. The results show that after β-annealing treatment, the alloy retains a high strength, while showing almost no ductility, and no yield strength.

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Introduction: The high incidence of wasp stings have been causing a variety of injuries in China, but systemic complications are rarely reported.

Case Presentation: A 59-year-old man was severely attacked by wasps. He developed an acute onset of right hemiplegia and chest distress and was admitted to our emergency department 13 hours after being attacked.

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Although many efforts have been devoted to the modification of polyethylene terephthalate (PET) hydrolases for improving the efficiency of PET degradation, the catalytic performance of these enzymes at near-ambient temperatures remains a challenge. Herein, a multi-enzyme cascade system (PT-EC) was developed and validated by assembling three well-developed PETases, PETase, Fast-PETase, and Z1-PETase, respectively, together with carboxylesterase TfCa, and hydrophobic binding module CBM3a using scaffold proteins. The resulting PT-EC, PT-EC, PT-EC all demonstrated outstanding PET degradation efficacy.

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Engineering atomic vacancies in metal sulfide semiconductors allows for the efficient tuning of their electronic and chemical properties. In this work, we synthesized hollow tubular structures constructed by bimetallic ZnInS using a metal-organic framework (MOF) as the template. We found that the sulfur vacancies in ZnInS enabled extremely fast NO detection with high response at room temperature (RT), and the material with high sulfur vacancy content delivers a 2 times higher response to 10 ppm NO than the device with low sulfur vacancy content.

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Article Synopsis
  • The study investigates how white matter hyperintensity (WMH) burden relates to cerebral edema (CED) and patient outcomes after endovascular thrombectomy (EVT) in stroke patients.* -
  • In a retrospective analysis of 344 patients, findings show that while WMH burden did not significantly affect the entire population, it was linked to increased risk of malignant cerebral edema and worse outcomes in patients without parenchymal hemorrhage.* -
  • The research indicates that CED partially mediates the relationship between WMH burden and poor functional outcomes at three months post-EVT.*
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Objective: To explore the efficacy of ginkgo diterpene lactone (GDLM) on cognitive function in patients with acute ischemic stroke (AIS).

Methods: A total of 126 patients with AIS in Shaanxi Provincial People's Hospital from July 2019 to December 2020 were collected and randomly divided into the control group and treatment group ( = 63). All patients received conventional treatment, on which 25 mg/day GDLM was administered in the treatment group.

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Single-atom catalysts (SACs) hold great promise in highly sensitive and selective gas sensors due to their ultrahigh atomic efficiency and excellent catalytic activity. However, due to the extremely high surface energy of SACs, it is still a huge challenge to synthesize a stable single-atom metal on sensitive materials. Here, we report an atomic layer deposition (ALD) strategy for the elaborate synthesis of single-atom Pt on oxygen vacancy-rich FeO nanosheets (Pt-FeO-V), which displayed ultrafast and sensitive detection to H, achieving the stability of Pt single atoms.

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Context: Chinese medicine injections (CMIs) are widely used as adjuvant therapy for cervical cancer in China. However, the effectiveness of different types of CMIs remains uncertain.

Objective: To assess the effectiveness and safety of CMIs when used in conjunction with radiotherapy (RT) or concurrent chemoradiotherapy (CCRT), particularly in combination with cisplatin (DDP), docetaxel plus cisplatin (DP), and paclitaxel plus cisplatin (TP).

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Infection following inguinal hernia repair (IHR) is uncommon. Rational use of antibiotics can significantly improve the prognosis of patients. However, accurately identifying the pathogen involved is usually challenging.

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Rechargeable aqueous Zn-ion batteries have received extensive attention due to their environmental friendliness, high safety, and low cost. However, the Zn dendrite growth during plating/stripping cycles, which deteriorates coulombic efficiency and shortens the cycle life, dramatically hinders the application of Zn anodes in batteries. Herein, we propose to grow an In layer on Zn foils through spontaneous Galvanic reaction to address the challenging Zn dendrites.

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Background: The course of impulse control disorders (ICD) varies in the early stage of Parkinson's disease (PD).

Aim: We aimed to delineate the association between the evolution pattern of ICD and the progression of PD.

Methods: A total of 321 PD patients from the Parkinson's Progression Markers Initiative database were included.

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Background: Numerous studies have demonstrated the impact of beverage consumption on overall health and oral health. Specifically, high consumption of sugar-sweetened beverages and coffee has been associated with an increased risk of metabolic disorders and periodontitis. Conversely, high intake of plain water has been linked to various health benefits, including weight management and reduced energy intake.

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The kinetochore scaffold 1 (KNL1) protein recruits spindle assembly checkpoint (SAC) proteins to ensure accurate chromosome segregation during mitosis. Despite such a conserved function among eukaryotic organisms, its molecular architectures have rapidly evolved so that the functional mode of plant KNL1 is largely unknown. To understand how SAC signaling is regulated at kinetochores, we characterized the function of the gene in .

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Background: Studies on the association between time spent outdoors and the development of Parkinson's disease (PD) are lacking, and whether this relationship differs in different subgroups (age, sex) remains unclear.

Objective: We here examined the association between time spent outdoors and the incidence of PD in different seasons.

Methods: This study included 329,359 participants from the UK Biobank.

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Transition metal dichalcogenide (TMD) materials hold great promise for gas sensors working at room temperature (RT). But the low response and slow dynamics derived from pristine TMDs remain a challenge toward their real applications. In this work, we report an efficient N-doping strategy to modulate the electronic structure of MoS nanosheets (N-MoS) to achieve improved detection toward NO.

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Acute intermittent porphyria (AIP) is the most common form of acute porphyria and is characterized by acute onset and recurrent episodes. Clinical presentation frequently initiates with gastrointestinal symptoms and is often misdiagnosed or delayed secondary to nonspecific symptoms. Acute porphyria with epilepsy as the primary symptom is a very unusual or unexpected manifestation.

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Sepsis has been characterized as a frequent medical problem with high mortality and severe complication medical problem in the intensive care unit (ICU). Here, qRT-PCR was used to examine circRNA PARG expression levels in patients with sepsis and in human pulmonary microvascular endothelial cells (HPMEC). Lipopolysaccharide (LPS)-simulated HPMEC were hybridized using RNA-Fluorescence in situ hybridization to confirm the location of circRNA PARG and miR-140-3p.

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