Publications by authors named "Xiaoqiang Cheng"

In light of China's objectives for carbon peak and carbon neutrality, there is an opportunity for fintech to leverage its technological advantages and enhance its integration with green finance (GF). This can bring about enhanced coverage and precision of financial services for green industries, facilitating the transformation towards a sustainable, greener, and low-carbon real economy. We investigate how fintech development influences the carbon emission reduction effects of GF utilizing a two-way fixed effects model with a panel dataset covering 30 provinces in China from 2011 to 2020.

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Objective: To introduce the method and experience of treating critical-sized tibial bone defect by taking large iliac crest bone graft.

Methods: From January 2020 to January 2022, iliac crest bone grafting was performed in 20 patients (10 men and 10 women) with critical-sized tibial bone defect. The mean length of bone defect was 13.

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The adjustment of green finance and energy structure is gradually becoming a new engine that reduces environmental pollution in China. In this paper, the energy structure is introduced in the process of discussing the impact of green finance on environmental pollution. We analyze the spatial correlation of green finance and study whether the adjustment of energy structure is affected by green finance and thus affects environmental pollution using a spatial econometric model.

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SHR-A1201 is an antibody-drug conjugate (ADC) that combines trastuzumab with DM1 (a chemotherapeutic agent) using a chemical connector. This phase I study investigated the safety, tolerability and pharmacokinetics of SHR-A1201 in patients with human epidermal growth factor receptor 2-positive advanced breast cancer. This phase I study enrolled patients in a traditional 3 + 3 dose-escalation design to receive a single dose of SHR-A1201 (1.

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Article Synopsis
  • The study aimed to assess the pharmacokinetic bioequivalence and safety of a generic version of pegylated liposomal doxorubicin compared to the reference product, Caelyx, in breast cancer patients.
  • A single-dose, randomized crossover design was used, with 48 patients receiving both the test and reference formulations at specified intervals, tracking various blood measurements over 14 days.
  • Results indicated that the generic formulation was bioequivalent to Caelyx, as demonstrated by overlapping confidence intervals, and no significant safety differences were noted between the two treatments, despite a high occurrence of laboratory abnormalities.
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As one of the most common and important post-translational modifications, protein N-glycosylation plays essential roles in many biological processes and have long been considered closely correlated with the occurrence and progression of multiple diseases. Systematic characterization of these disease-related protein N-glycosylation is one of the most convenient ways for new diagnostic biomarker and therapeutic drug target discovering. However, the biological samples are extremely complex and the abundance of N-glycoproteins are especially low, which make highly efficient N-glycoprotein/glycopeptide enrichment before mass spectrometry analysis a prerequisite.

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Purpose: To explore the effect of Etoricoxib on serum miR-214 expression level and inflammatory reaction in patients with knee osteoarthritis.

Methods: 96 patients with knee osteoarthritis admitted to our hospital (January 2019 to January 2020) were selected. 48 patients in the control group received Celecoxib and 48 patients in the observation group received Etoricoxib.

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SCTA01 is a novel monoclonal antibody with promising prophylactic and therapeutic potential for COVID-19. This study aimed to evaluate the safety, tolerability, pharmacokinetics (PK) and immunogenicity of SCTA01 in healthy adults. This was a randomized, double-blind, placebo-controlled, dose escalation phase I clinical trial.

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Article Synopsis
  • - The degeneration of nucleus pulposus cells (NPCs) is a key factor in intervertebral disc degeneration (IVDD), driven by inflammation, oxidative stress, and extracellular matrix loss, with the cannabinoid type 2 receptor (CB2) showing potential anti-inflammatory and antioxidative effects.
  • - In vitro experiments demonstrated that treating NPCs with a CB2 agonist (JWH133) reduced oxidative stress, decreased inflammatory cytokine levels, and preserved important proteins like collagen II and aggrecan, while lowering matrix metalloproteinase (MMP) levels.
  • - In vivo studies using a rat model indicated that JWH133 treatment improved disc morphology and slowed degeneration by inhibiting collagen II degradation and reducing M
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Senescence of nucleus pulposus (NP) cells (NPC) is a major cause of intervertebral disc degeneration (IVDD), so delay NPC senescence may be beneficial for mitigating IVDD. We studied the effect and mechanism of silent information regulator 2 homolog 3 (SIRT3) on NPC senescence in vivo and in vitro. First, we observed SIRT3 expression in normal and degenerated NPC with immunohistochemical and immunofluorescence staining.

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Article Synopsis
  • The study developed a sensitive LC-MS/MS method to measure cetagliptin levels in human plasma using liquid-liquid extraction and gradient elution for chromatographic separation.
  • The method was validated according to FDA guidelines, showing a linear calibration curve and meeting criteria for selectivity, precision, and stability.
  • The successfully validated method was used in a clinical trial, revealing that cetagliptin has quick absorption and extended effects, indicating its potential as a diabetes treatment.
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Background: Vascular injury is a rare complication of femoral shaft fractures, and rupture of the deep femoral artery is more difficult to diagnose because of its anatomical location and symptoms. Despite its low incidence, deep femoral artery rupture can lead to life-threatening outcomes, such as compartment syndrome, making early identification and diagnosis critical.

Case Summary: A 45-year-old male patient was admitted to our hospital due to right lower limb trauma in a car accident, with complaints of severe pain and swelling on his right thigh.

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Background: Isoflurane preconditioning could reduce different kinds of brain injury via sphingosine kinase (SPK). Both sphingosine kinase 1 and sphingosine kinase 2 play important roles in brain protection. However, the effects of isoflurane preconditioning on SPK expression in hypertension have not been investigated before.

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Intervertebral disc degeneration (IVDD) is the most critical factor that causes low back pain. Molecular biotherapy is a fundamental strategy for IVDD treatment. Calcitonin can promote the proliferation of chondrocytes, stimulate the synthesis of matrix and prevent cartilage degeneration.

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Syndecan-4 is a member of the polysaccharide syndecan family and plays a vital role in intervertebral disc development. Several studies have demonstrated the positive relationship between syndecan-4 expression and intervertebral disc degeneration. However, the detailed molecular mechanism by which syndecan-4 affects the degeneration of nucleus pulposus cells (NPCs) remains unclear.

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The treatment for intervertebral disc degeneration (IDD) has drawn great attention and recent studies have revealed that the p38 MAPK pathway is a potential therapeutic target for delaying the degeneration of intervertebral discs. In this study, we analyzed a nature-derived protein tyrosine kinase inhibitor, Genistein, and its function in delaying IDD in rats both and via the p38 MAPK pathway. Nucleus pulposus cells treated with Genistein showed better function compared with untreated cells.

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Objectives: The degeneration of intervertebral discs (IVD) is a risk factor for chronic low back pain. Anti-inflammation therapy could alleviate IVD degeneration. IL-10 is an important anti-inflammatory cytokine.

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Background: To evaluate the clinical effect of kyphoplasty with the extrapedicular approach in the treatment of thoracic osteoporotic compression fractures, including upper, middle, and lower thoracic.

Methods: From April 2014 to December 2016, 50 cases (55 vertebrae) of thoracic osteoporotic fractures were treated with balloon kyphoplasty using the extrapedicular approach. Symptomatic levels ranged from T3 to T12 and were confirmed based on medical history, physical examination, and medical imaging.

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As one of the most common post-translational modifications, protein N-glycosylation precipitates in many important biological processes and has closely correlations with the occurrence and progression of multiple diseases. Plasma exosomes secreted by cells contain various bioactive N-glycoproteins which may serve as potential biomarkers for early disease diagnosis and treatment. However, the protein N-glycosylation profile in human plasma exosome is largely unknown, due to the technical challenges in glycoprotein identification.

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This paper presents a morphing model of vector geographical data based on Fourier transformation. This model involves three main steps. They are conversion from vector data to Fourier series, generation of intermediate function by combination of the two Fourier series concerning a large scale and a small scale, and reverse conversion from combination function to vector data.

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Many discovery methods for geographic information services have been proposed. There are approaches for finding and matching geographic information services, methods for constructing geographic information service classification schemes, and automatic geographic information discovery. Overall, the efficiency of the geographic information discovery keeps improving.

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