Publications by authors named "Peng Ping"

Background: The aim of this study is to validate that both morphological and hemodynamic changes in the choke vessels remodeling within the choke zone 2 of delayed multiterritory perforator flap (MPF) in rats are consistent with revascularization through the arteriogenesis mechanism.

Methods: Two hundred seventy-two Sprague-Dawley (SD) rats were randomly divided into 4 groups: group A (classical group with harvested MPF), group B (delay group with ligated perforator in the potential region), group C (delay group with ligated perforator in the dynamic region), and group D (delay group with double fasciocutanoeus pedicles). The morphological changes in the choke vessels were evaluated using integument radiography and H&E staining, while the hemodynamic alterations within the choke zones were assessed utilizing a laser Doppler blood flow imager.

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High altitude exposure negatively affects human attentional function. However, no studies have explored the regulation of attentional and physiological functions from a dietary perspective. A total of 116 Han Chinese students from Tibet University who were born and raised in a plain area and had been living in Tibet for > 2 years were recruited.

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Background: The fate and functions of RNAs are coordinately regulated by RNA-binding proteins (RBPs), which are often dysregulated in various cancers. Known as a splicing regulator, RNA-binding motif protein 6 (RBM6) harbors tumor-suppressor activity in many cancers; however, there is a lack of research on the molecular targets and regulatory mechanisms of RBM6.

Methods: In this study, we constructed an knock-down (shRBM6) model in the HeLa cell line to investigate its functions and molecular targets.

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Metal clusters, due to their small dimensions, contain a high proportion of surface atoms, thus possessing a significantly improved catalytic activity compared with their bulk counterparts and nanoparticles. Defective and modified carbon supports are effective in stabilizing metal clusters, however, the synthesis of isolated metal clusters still requires multiple steps and harsh conditions. Herein, we develop a C fullerene-driven spontaneous metal deposition process, where C serves as both a reductant and an anchor, to achieve uniform metal (Rh, Ir, Pt, Pd, Au and Ru) clusters without the need for any defects or functional groups on C.

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The performance of lithium metal batteries can be significantly enhanced by incorporating fluorinated ether-based electrolytes, yet the solid electrolyte interphase (SEI) formation mechanism on lithium metal surfaces remains elusive. This study employs classical and ab initio molecular dynamics simulations to investigate the decomposition mechanisms of lithium bis(fluoromethanesulfonyl)imide (LiFSI) in 1,2-diethoxyethane (DEE) and its fluorinated analogues, F5DEE and F2DEE, when in contact with lithium metal. Our findings indicate that F5DEE-based electrolytes favor the formation of a FSI-rich primary solvation shell around Li, while F2DEE-based electrolytes yield a solvent-rich environment.

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Background: Oral Mucositis (OM) is a common and highly symptomatic complication of cancer therapy that affects patient function and quality of life. Jingzhi Niuhuangjiedu Tablet (JNT) is derived from the famous Chinese herbal formulas Huanglian Jiedu and Fangfeng Tongsheng decoctions, which have been widely used to treat heat toxin syndrome diseases, such as acute pharyngitis, periodontitis, oral ulcers, and oral mucositis (OM), but the underlying mechanism remains unclear.

Objectives: This study validated the efficacy and explored the potential mechanisms of JNT in the treatment of OM by integrating network pharmacological analyses and experimental verification.

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The accurate detection of electrical equipment states and faults is crucial for the reliable operation of such equipment and for maintaining the health of the overall power system. The state of power equipment can be effectively monitored through deep learning-based visual inspection methods, which provide essential information for diagnosing and predicting equipment failures. However, there are significant challenges: on the one hand, electrical equipment typically operates in complex environments, thus resulting in captured images that contain environmental noise, which significantly reduces the accuracy of state recognition based on visual perception.

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Article Synopsis
  • * In a study at Peking Union Medical College Hospital between 2013 and 2024, 6 women with AT deficiency had 17 pregnancies, where 7 of those were treated with low-molecular-weight heparin (LMWH) and closely monitored.
  • * The findings indicated that proper management using LMWH improved pregnancy outcomes, with live births mainly occurring in women receiving this anticoagulant, highlighting the need for thorough risk assessments and tailored anticoagulation therapy during pregnancy for those with AT
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With the wave of positive psychology in second language acquisition, more emotion factors are gaining scholarly attention. Despite extensive research on Trait Emotional Intelligence (TEI), burnout and boredom in English as a Foreign Language (EFL) studies, the interplay of these variables remains unknown and the related impact on EFL learner's English Language Performance (ELP) is still underexplored. Given this, in light of Control-Value Theory (CVT), the present study used a quantitative method to examine the mediating roles of boredom and burnout in the connection between TEI and ELP among Chinese university students engaged in EFL endeavor.

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Objectives: This pilot study aimed to prospectively investigate the effects of a wearable monitoring device, based on an Internet management platform, on the comprehensive management of type 2 diabetes mellitus (T2DM) patients.

Methods: A total of 120 hospitalized patients with T2DM were enrolled and randomly divided into the control group and the intervention group. Patients in the control group only received conventional diabetes treatments, while patients in the intervention group were provided with a wearable monitoring device in addition to conventional diabetes treatments.

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Article Synopsis
  • The way a company's ownership is set up affects how well it uses its resources, which is important for making a strong economy.
  • Our research looked at businesses in China and found that the best mix of state (government) and non-state (private) owners happens when private ownership is between 10% and 20%.
  • This study can help improve how companies share ownership and can also help other countries, especially those still developing, with their own economic changes.
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This study investigated whether exercise could improve the reduced HRV in an environment of high altitude. A total of 97 young, healthy male lowlanders living at 3,680 m for >1 year were recruited. They were randomized into four groups, of which three performed-low-, moderate-, and high-intensity (LI, MI, HI) aerobic exercise for 4 weeks, respectively.

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In this article, the issue of joint state and fault estimation is ironed out for delayed state-saturated systems subject to energy harvesting sensors. Under the effect of energy harvesting, the sensors can harvest energy from the external environment and consume an amount of energy when transmitting measurements to the estimator. The occurrence probability of measurement loss is computed at each instant according to the probability distribution of the energy harvesting mechanism.

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Purpose: Digit-tip amputation caused by crush injury is a common emergency scenario, and the management is full of challenges. The objective of this study was to demonstrate the application of the supermicrosurgery technique in replantation procedures for complex digit-tip amputations resulting from crush injuries, while also assessing functional and aesthetic outcomes.

Methods: We conducted a retrospective analysis of the data from 12 patients who underwent replantation of 15 digits in our department between July 2022 and June 2023.

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Article Synopsis
  • Simnotrelvir, an oral protease inhibitor, showed promise in treating mild-to-moderate COVID-19 in a phase 2-3 clinical trial.
  • In the study, patients received either simnotrelvir plus ritonavir or a placebo, with results indicating that those on the drug experienced faster resolution of symptoms compared to the placebo group.
  • Although more adverse events were reported in the simnotrelvir group, most were mild to moderate, suggesting that the treatment is generally safe.
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Accurate terrain mapping information is very important for foot landing planning and motion control in foot robots. Therefore, a terrain mapping method suitable for an indoor structured environment is proposed in this paper. Firstly, by constructing a terrain mapping framework and adding the estimation of the robot's pose, the algorithm converts the distance sensor measurement results into terrain height information and maps them into the voxel grid, and effectively reducing the influence of pose uncertainty in a robot system.

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Background: Glucagon-like peptide 1 receptor agonists (GLP-1RAs) exhibit glucose-lowering, weight-reducing, and blood pressure-lowering effects. Nevertheless, a debate exists concerning the association between GLP-1RA treatment and the risk of diabetic retinopathy (DR) in patients diagnosed with type 2 diabetes mellitus (T2DM).

Objective: To ascertain the risk of DR in patients with T2DM undergoing GLP-1RA treatment, we conducted a meta-analysis utilizing data derived from randomized placebo-controlled studies (RCTs).

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Background: Lung adenocarcinoma (LUAD) is a major type of lung cancer worldwide, and under the pandemic coronavirus disease 2019 (COVID-19), its cancer burden is enlarged. This study aimed to explore potential drug targets and potential drugs for developing effective treatments for patients with both lung cancer and COVID-19.

Methods: The interaction network of molecule compounds-target genes was constructed based on Traditional Chinese Medicines (TCMs) and gene expression data from public databases.

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Gastric cancer (GC) is a common malignant tumor, posing a great threat to human's health and life. Previous studies have suggested aberrant expression of long non-coding RNAs (lncRNAs) in GC. This study elucidated the effects of lncRNA ACTA2-AS1 on the biological characteristics of GC.

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The electrocatalytic hydrogen evolution reaction (HER) is one of the most studied and promising processes for hydrogen fuel generation. Single-atom catalysts have been shown to exhibit ultra-high HER catalytic activity, but the harsh preparation conditions and the low single-atom loading hinder their practical applications. Furthermore, promoting hydrogen evolution reaction kinetics, especially in alkaline electrolytes, remains as an important challenge.

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Background: Epidermal growth factor receptor tyrosine kinase inhibitors (EGFR-TKIs) have a significant therapeutic effect in the treatment of advanced non-small-cell lung cancer (NSCLC) with EGFR mutations. However, the acquired resistance greatly limits the survival benefit of EGFR-TKIs for EGFR-mutant NSCLC patients. We aimed to assess the efficacy and safety of stereotactic body radiotherapy (SBRT) plus EGFR-TKIs in these patients.

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Herein, we performed the reactions of MN@-C (M = Sc and Lu) with the methanol (CHOH) solution of TBAOH (note that both CHO and OH are nucleophiles) in benzonitrile (PhCN) and dimethylformamide, respectively. It is found that OH ions rather than CHO ions selectively attacked the fullerene cage to form the MN@C-O intermediate. Although the fullerene cage is initially attacked by OH in both PhCN and DMF solvents, the products are quite different.

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Radioresistance restrains the therapeutic effect of nasopharyngeal carcinoma (NPC). Ginsenoside Rg3 (Rg3), an active pharmaceutical component extracted from ginseng, shows antitumor effects in various cancers. In this study, we aimed to determine whether Rg3 sensitized NPC cells to radiation and to explore the possible mechanisms.

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Background: Coronary heart disease (CHD) is not only a macrovascular complication of type 2 diabetes mellitus (T2DM). Cardiovascular disease (CVD) is one of the leading causes of mortality among individuals with T2DM. Reducing the risk of adverse cardiovascular events (MACE) is crucial for the management of patients with CHD.

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was a traditional Chinese medicine with various pharmacological activities and one of its important activities was hypoglycemic activity; therefore, has been used in China as an adjuvant in the treatment of diabetes mellitus. In vivo and in vitro tests have revealed that ginsenosides, which are derived from the roots and rhizomes of have anti-diabetic effects and produce different hypoglycemic mechanisms by acting on some specific molecular targets, such as SGLT1, GLP-1, GLUTs, AMPK, and FOXO1. α-Glucosidase is another important hypoglycemic molecular target, and its inhibitors can inhibit the activity of α-Glucosidase so as to delay the absorption of dietary carbohydrates and finally reduce postprandial blood sugar.

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