Publications by authors named "DaWei Tian"

Objectives: To explore the value of middle cerebral artery (MCA) plaque characteristics in predicting the outcomes of subacute ischemic stroke and the incremental value of the previous diet on predictive performance.

Methods: One hundred and thirty-seven subacute ischemic stroke patients attributed to MCA plaques were included and analyzed in this prospective study. The National Institute of Health Stroke Scale (NIHSS) score, Mediterranean Diet Adherence Screener (MEDAS) score, and other clinical data were assessed.

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The influence of endophytic microbial community on plant growth and disease resistance is of considerable importance. Prior research indicates that pre-treatment of kiwifruit with the biocontrol yeast Debaryomyces hansenii suppresses gray mold disease induced by Botrytis cinerea. However, the specific underlying mechanisms remain unclear.

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Synthetic signaling receptors enable programmable cellular responses coupling with customized inputs. However, engineering a designer force-sensing receptor to rewire mechanotransduction remains largely unexplored. Herein, we introduce nongenetically engineered artificial mechanoreceptors (AMRs) capable of reprogramming non-mechanoresponsive receptor tyrosine kinases (RTKs) to sense user-defined force cues, enabling de novo-designed mechanotransduction.

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Kiwifruit decay caused by endophytic fungi is affected by exogenous pathogens that trigger changes in fungal community composition and interact with the endophytic fungal community. Four fungal pathogens of kiwifruit were identified. These were Aspergillus japonicus, Aspergillus flavus, Botryosphaeria dothidea, and Penicillium oxalicum.

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Along with the increasing production and application of graphene oxide (GO), its environmental health and safety (EHS) risks have become a global concern. Numerous studies have investigated the biosafety and toxicity mechanisms associated with GO, however, the majority of previous studies were based on its direct toxic dose, which could not reflect the realistic state of environmental exposure of GO with an indirect toxic dose (low dose). Meanwhile, the effects of low-dose GO on the progression of tumors are still unclearly.

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To investigate the effects of Linggui Zhugan Decoction on mitochondrial and oxidative damage in rats with chronic heart failure after myocardial infarction and the related mechanisms. Chronic heart failure after myocardial infarction was established by coronary artery ligation. Heart failure rats were randomly divided into three groups: Model group ( = 11), Linggui Zhugan Decoction group ( = 12), and captopril group ( = 11).

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Objective: To investigate the impact of histological variants (HV) in patients with upper tract urothelial carcinoma (UTUC) and analyze the potential association between HV and postoperative bladder recurrence.

Materials And Methods: The medical records of UTUC patients treated with RNU at our center from January 2012 to December 2019 were retrospectively analyzed. Patients were grouped according to the types of HV.

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Though magnetic iron oxide nanoparticles (IONPs) are approved for clinical use as contrast agents for MR imaging in United States and Europe, and are widely used to label cells in research, the relationship between IONPs and mesenchymal stem cells (MSCs) is not fully addressed. Here the effects of consistently appeared γ-Fe O on the lineage commitment of MSCs were studied to optimize applications of IONPs in MSCs upon verification of viability. 30 nm 10 μg/mL induced highest promotions on osteogenesis, while 30 and 50 nm of 100 μg/mL elicited most chondrogensis in 14 days, where the effects on ALP, GAG and SOX9 appeared after 7 days, while on RUNX2 came out after 10 days.

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Purpose: To analyse the efficacy of high-dose methotrexate + adriamycin + cisplatin (HD-MTX + ADR + PDD, MAP) regimens applied to osteosarcoma and the pretreatment and resolution of chemotherapeutic reactions.

Methods: The clinical data of 21 patients with osteosarcoma in our hospital from January 2015 to January 2018 were retrospectively analysed. All patients were treated with the MAP protocol, 21 days for 1 cycle, and treated with artificial joint replacement or amputation after 3∼4 cycles of treatment.

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Objective: To evaluate the comprehensive complication index(CCI) and Clavien-Dindo classification(CDC) for short-term postoperative complications in radical cystectomy and assess cumulative surgical morbidity to compare sufficient surgical skill.

Methods: From September 30, 2010, to October 1, 2020, clinical data of patients with urothelial carcinoma who underwent radical cystectomy with urinary diversion were gathered, patients who had only a urinary diversion, bladder sparing surgery, additional abdominal surgeries at the same time were all excluded. The CDC and CCI were utilized to evaluate 30-d complications after radical cystectomy and the relevance of hospital stay was compared between CCI and CDC.

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Background: Primitive neuroectodermal tumor (PNET), especially located in the prostate, is a rare tumor that mainly occurs in young men. Bladder or rectum invasion and distant metastasis are strongly associated with a poor prognosis. Combination therapy, including radical surgery, adjuvant chemotherapy, and radiotherapy, is available.

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A novel 9,9a-BN anthracene has been synthesized by the Ru-catalyzed electrocyclization of BN-aromatic enynes. The photophysical properties of are different from those of all-carbon anthracene and other reported BN-anthracenes. The reactivity of has been investigated by treating with organolithium compounds, Br, or N-iodosuccinimide.

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Background: Sarcopenia has been proved to be related to the prognosis of patients with bladder cancer (BC) after radical cystectomy (RC). The relationship between sarcopenia and the occurrence of venous thromboembolism (VTE) after RC is unclear.

Methods: We collected data of 252 BC patients treated with RC at our institution.

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Introduction: The effect of repeated cystoscopy on bladder cancer (BC) patient anxiety and feelings is rarely evaluated.

Aim: To compare the difference of patients' anxiety and subjective feelings caused by different cystoscopes.

Material And Methods: We prospectively included 192 BC patients who accepted regular cystoscopy follow-up after transurethral resection of bladder tumor (TURBT): 93 in the flexible group and 99 in the rigid group.

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Background: The stabilization of vertical unstable sacral fractures has been a complex problem that is a challenge to current standard approaches. Here, we attempted to evaluate a modified technique for sacral fractures.

Methods: In the modified triangular osteosynthesis technique, we adopted a vertical and transverse fixation with a rod and pedicle screw system to reduce and fix sacral fractures in 28 subjects.

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Chitosan/organic rectorite (CTS/OREC) composites were prepared and characterized by Fourier transform infrared spectrometry and X-ray diffraction. Polyphenol oxidase (PPO) was immobilized on CTS/OREC by physical adsorption (APPO) and covalent binding (CPPO). Taguchi method was applied in the optimization of immobilization conditions resulting in the highest enzyme activity of 16.

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Bladder cancer (BC) is a serious malignancy worldwide due to its distant metastasis and high recurrence rates. Increasing evidence has indicated that dysregulated long non‑coding RNAs (lncRNAs) are involved in tumorigenesis and progression in multiple malignancies. However, their clinical significances, biological functions and molecular mechanisms in BC remain poorly understood.

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Background: Bladder cancer (BC) is the 10th most common cancer worldwide with significantly varied prognosis in different pathological subtypes. MMPs, a group of enzymes, could involve in the invasion and metastasis of numerous malignancies. The function of MMPs in BC is partly reported in several studies but with great conflicts; hence, a systematic analysis of expression levels and prognostic values of these MMP genes are still to be determined.

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Growing evidence has indicated that circular RNAs (circRNAs) play crucial roles in multiple biological processes. However, alterations in circRNA profiles during bladder cancer progression and the clinical significance thereof remain unclear. Therefore, high-throughput RNA sequencing was conducted to identify circRNA and mRNA profiles in five pairs of bladder cancer tissues and adjacent noncancerous tissues.

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A series of novel bis-BN-naphthalene-fused oxepin derivatives were synthesized via a Pd-catalyzed tandem reaction from brominated 2,1-borazaronaphthalenes and cis-bis(boryl)alkenes. X-ray crystallographic analysis revealed that bis-BN-naphthalene-fused oxepins feature a planar framework. The electronic and photophysical properties of the novel BN-naphthalene-fused oxepins were investigated by UV-vis and fluorescence spectroscopies and density functional theory (DFT) calculations, which disclosed the distinct electronic and photophysical properties of the analogous hydrocarbon system.

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A 67-year-old male patient had a history of repeated urinary tract infections for numerous years. X-ray examination revealed a large calcific density in the pelvic cavity, with a diameter of 10.4 cm and a CT value of ~792.

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Article Synopsis
  • * Results show that KIF5A is more highly expressed in bladder cancer tissues, correlating with worse clinical outcomes and shorter patient survival.
  • * KIF5A's knockdown led to decreased bladder cancer cell growth and movement, suggesting it is a significant player in bladder cancer progression and a potential treatment target.
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Article Synopsis
  • - Bladder cancer is a prevalent and serious cancer affecting the urinary system, with current treatments including surgery, radiation, and chemotherapy, but there's a pressing need for new therapeutic targets to improve patient outcomes.
  • - The study identified RAB38 as a protein linked to advanced bladder cancer features, such as higher stages and likelihood of recurrence, with its depletion leading to reduced cancer cell growth and movement.
  • - Overall, the findings suggest that RAB38 plays a crucial role in bladder cancer progression, making it a potential new target for treatment strategies.
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Introduction: Little is known about small cell carcinoma of the upper urinary tract (UUT-SCC), the aim of this study is to identify the risk factors in relation to survival of patients with UUT-SCC.

Evidence Acquisition: Literature search on UUT-SCC was performed in databases including MEDLINE, EMBASE, Wangfang, and CNKI. Studies were eligible for inclusion if outcomes of patients with histopathologically confirmed UUT-SCC were reported.

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Neddylation has been researched in many different human carcinomas. However, the roles of neural precursor cell expressed, developmentally downregulated 8 (NEDD8) in bladder cancer are still unknown. Our study was the first study which systematically investigated the possible functions of NEDD8 in bladder cancer (BC) progression.

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