Publications by authors named "Siyuan Xu"

Machine learning has boosted the remarkable development of crystal structure prediction (CSP), greatly accelerating modern materials design. However, slow location of the low-energy regions on the potential energy surface (PES) is still a key bottleneck for the overall search efficiency. Here, we develop a low-energy region explorer (LoreX) to rapidly locate low-energy regions on the PES.

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Background: Diabetic cystopathy (DCP) is linked to bladder nerve conduction disorders, with diabetes-induced neuropathy impairing nerve signal transmission and causing bladder dysfunction. Myosin 5a, vital for neuronal transport, has been linked to neurological disorders, though its role in DCP remains unclear. The objective of this study was to investigate whether Myosin 5a plays a potential regulatory role in Diabetic Cystopathy.

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Neuromuscular conduction dysfunction-induced underactive bladder (UAB) is a major urological complication associated with diabetes mellitus (DM), and there remain deficiencies in reliable pharmacological treatment options. Astragalus polysaccharides (APS), as an edible active substance in , have a therapeutic effect on diabetes and its complications. We investigated the effects and mechanism of APS in high-fat-diet-induced (HFD) diabetic UAB mice.

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Background: Overactive bladder (OAB) is a common disorder in perimenopausal women, involving detrusor regulation by bladder neuro-immune interactions. While Suoquan Wan (SQW) has shown efficacy in alleviating OAB symptoms, its underlying mechanisms remain unclear.

Purpose: The aim of this study was to investigate the therapeutic effects of SQW on perimenopausal overactive bladder (OAB) and elucidate its underlying mechanisms in restoring bladder neuro-immune homeostasis.

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Given the absence of estrogen receptor (ER), progesterone receptor (PR), and human epidermal growth factor receptor-2 (Her-2) in triple-negative breast cancer (TNBC) cells, the efficacy of targeted therapies is limited. In this study, we uncovered that triptolide (TP) effectively suppresses the migration and invasiveness of MDA-MB-231 cells by activating autophagic pathways. Western blotting analysis revealed that TP significantly reduced the expression levels of p62 protein, while simultaneously markedly increasing the expression levels of LC3B-II, BNIP3, BNIP3L, ATG5, and ULK1 proteins, strongly suggesting an enhancement of autophagic activity in the cells.

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Class III peroxidases (PRXs) play critical roles in plant growth and development by oxidizing various substrates with HO. Although many PRXs have been identified and their roles in biotic and abiotic stress responses have extensively investigated in plants. However, functional mechanisms of PRXs in seed development remain poorly understood.

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Peripheral nerve injury poses a significant challenge to the nervous system's regenerative capacity. We previously described a novel approach to construct a chitosan/silk fibroin nerve graft with skin-derived precursor-induced Schwann cells (SKP-SCs). This graft has been shown to promote sciatic nerve regeneration and functional restoration to a level comparable to that achieved by autologous nerve grafts, as evidenced by behavioral, histological, and electrophysiological assessments.

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Four new species of the genus Gallerucida Motschulsky, 1861 from China, G. mantillerii sp. nov.

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In elderly monitoring or indoor intrusion detection, the recognition of human activity is a key task. Owing to several strengths of Wi-Fi-based devices, including their non-contact and privacy protection, these devices have been widely applied in the area of smart homes. By the deep learning technique, numerous Wi-Fi-based activity recognition methods can realize satisfied recognitions, however, these methods may fail to recognize the activities of an unknown person without the learning process.

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China's "three-child policy", implemented in response to population aging, has made the protection of maternal and infant health an urgent priority. In this environmental and medical big-data era, the Zhejiang Environmental and Birth Health Research Alliance (ZEBRA) maternity cohort was established with the aim of identifying risk factors for perinatal morbidity and mortality from the perspectives of both observational epidemiology and experimental etiology. Compared with conventional birth cohorts, the inclusion of a maternity cohort allows greater scope for research and places an emphasis on maternal health.

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Article Synopsis
  • Muscle-invasive bladder carcinoma (MIBC) is a serious bladder cancer, and scientists are studying a special RNA change called m6A that could help in treating it.
  • They collected tissue samples from patients to understand how m6A affects RNA, which is important for how genes work.
  • The research found new m6A sites and changes in certain RNA parts, helping predict which patients are at higher risk, and they shared their findings online for others to see.
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Article Synopsis
  • Demyelination and remyelination are key areas of research for understanding how peripheral nerves regenerate after injury, with a focus on the differences in the gene regulatory networks of regenerated versus native myelin.
  • The study involved creating conditional knockout mice lacking the EZH2 gene specifically in Schwann cells, revealing that these mice had significantly fewer myelinated axons after nerve damage compared to control mice, indicating that EZH2 is crucial for myelination.
  • The findings suggest that targeting EZH2 could be a potential therapy for enhancing recovery and myelin regeneration in peripheral nerve injuries.
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Numerous correlated many-body phases, both conventional and exotic, have been reported in magic-angle twisted bilayer graphene (MATBG). However, the dynamics associated with these correlated states, crucial for understanding the underlying physics, remain unexplored. Here we combine exciton sensing and optical pump-probe spectroscopy to investigate the dynamics of isospin orders in MATBG with WSe substrate across the entire flat band, achieving sub-picosecond resolution.

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Recombinant high-density lipoprotein (rHDL) as anti-atherosclerosis (AS) vehicle has unique advantages including multiple anti-atherogenic functions and homing features to plaques. However, rHDL may be converted into dysfunctional forms due to complex treatment during preparation. Herein, oxidation-induced dysfunction of non-split HDL and rHDL was initially investigated.

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Psoriasis is an autoinflammatory dermatosis, while methotrexate (MTX) is an immunosuppressant used to treat psoriasis. However, conventional immunosuppressants may cause various side effects. Acupuncture has potential benefits in treating psoriasis based on its anti-inflammatory effects.

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Soft magnetic spinel ferrites are indispensable parts in devices such as transformers and inductors. Mechanical surface processing is a necessary step to realize certain shapes and surface roughness in producing the ferrite but also has a negative effect on the magnetic properties of the ferrite. In the past few years, a new surface layer was always believed to form during the mechanical surface processing, but the change of atomic structure on the surface and its effect on the magnetic structure remain unclear.

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The increasing prevalence and incidence of colorectal cancer (CRC), particularly in young adults, underscore the imperative to comprehend its fundamental mechanisms, discover novel diagnostic and prognostic markers, and enhance therapeutic strategies. Here, we integrated multi-omics data, including gene expression, somatic mutation data and DNA methylation data, to unravel the intricacies of tumor microenvironment (TME) in CRC and search for novel prognostic markers. By calculating the immune score for each patient from the expression profile, we delineated the differential immune cell fraction, constructed an immune-related multi-omics atlas, and identified molecular characteristics.

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Cla4, an orthologous p21-activated kinase crucial for non-entomopathogenic fungal lifestyles, has two paralogs (Cla4A/B) functionally unknown in hypocrealean entomopathogens. Here, we report a regulatory role of Cla4A in gene expression networks of required for asexual and entomopathogenic lifecycles while Cla4B is functionally redundant. The deletion of resulted in severe growth defects, reduced stress tolerance, delayed conidiation, altered conidiation mode, impaired conidial quality, and abolished pathogenicity through cuticular penetration, contrasting with no phenotype affected by deletion.

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In budding yeast, Rad5 and Rad7-Rad16 play respective roles in the error-free post-replication repair and nucleotide excision repair of ultraviolet-induced DNA damage; however, their homologs have not yet been studied in non-yeast fungi. In the fungus , a deficiency in the Rad7 homolog, Rad5 ortholog and two Rad16 paralogs (Rad16A/B) instituted an ability to help the insect-pathogenic fungus to recover from solar UVB damage through photoreactivation. The fungal lifecycle-related phenotypes were not altered in the absence of , or while severe defects in growth and conidiation were caused by the double deletion of and .

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Microplastics are well known as contaminants in marine environments. With the development of biofilms, most microplastics will eventually sink and deposit in benthic environment. However, little research has been done on benthic toxic dinoflagellates, and the effects of microplastics on benthic dinoflagellates are unknown.

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The nonsense-mediated mRNA decay (NMD) pathway and the p53 pathway, linked to tumorgenesis, are also promising targets for cancer treatment. NMD plays an important role in RNA quality control, while the p53 pathway is involved in cancer suppression. However, their individual and combined effects on cervical cancer are poorly understood.

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Background: Nodal factors are important predictors of prognosis for papillary thyroid carcinoma (PTC), but their synergistic effect is not well understood. We aimed to explore their synergy in predicting recurrence of clinical N1b (cN1b) PTC.

Methods: Patients who underwent surgery for cN1b PTC from 2013 to 2017 were enrolled.

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Background: The discussion about surgical treatment of patients with papillary thyroid cancer(PTC) has been an ongoing issue, which is mainly focused on characteristics of tumor, but rarely on nonsuspicious contralateral nodules. We aimed to compare recurrence-free survival(RFS)/progression-free survival(PFS) of unilateral PTC patients with nonsuspicious contralateral nodules after different extents of surgery.

Methods: Unilateral PTC patients with nonsuspicious contralateral nodules underwent surgery from 2015 to 2017 were enrolled.

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Nasopharyngeal carcinoma (NPC) is a prevalent malignancy that usually occurs among the nose and throat. Due to mild initial symptoms, most patients are diagnosed in the late stage, and the recurrence rate of tumors is high, resulting in many deaths every year. Traditional radiotherapy and chemotherapy are prone to causing drug resistance and significant side effects.

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Deep-ultraviolet (DUV) light sources are technologically highly important, but DUV light-emitting materials are extremely rare; AlN and its alloys are the only materials known so far, significantly limiting the chemical and structural spaces for materials design. Here, we perform a high-throughput computational search for DUV light emitters based on a set of carefully designed screening criteria relating to the sophisticated electronic structure. In this way, we successfully identify 5 promising material candidates that exhibit comparable or higher radiative recombination coefficients than AlN, including BeGeN, MgNF, KCaBr, KHS, and RbHS.

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