Publications by authors named "Li De-Sheng"

Background: Cardiac dysfunction accompanies acute ischemic stroke and affects the effective implementation of early rehabilitation interventions. There is a lack of reference hemodynamic data on cardiac function in the subacute phase of ischemic stroke.

Objective: In this study, we aimed to identify appropriate cardiac parameters for exercise training utilizing a pilot study.

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Bacterial communities are highly sensitive to environmental changes, but their metabolic functions may be convergent under similar ecological conditions. In order to test this environmental attribute of the bacterial community and verify the feasibility in using the bacterial metabolic data to divide functional units at the river basin scale, the surface sediments in three continuous spatial units of the main stream (MS), left tributary (LT), and right tributary (RT) of the Duliujian River basin were selected as the research objects. Therefore, 16S rDNA high-throughput sequencing and the PICRUSt platform were used to analyze the bacterial diversity and metabolic function of sediments in different units.

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Objective: To explore the long-term progression of neoangiogenesis after indirect revascularization for moyamoya disease (MMD).

Methods: We enrolled patients who were diagnosed with MMD and treated by encephaloduroarteriosynangiosis (EDAS) surgery at our center from December 2002 through September 2009. A comparative study between short-term (6-12 months) and long-term (duration ≥ 8 years) follow-up angiographies was performed.

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Background And Purpose: To explore the genetic basis and molecular mechanism of native arteriogenesis and therapeutic synangiosis in moyamoya disease (MMD).

Methods: An angiography-based study using patients from a prospective trial of encephaloduroarteriosynangiosis (EDAS) surgery was performed. The spontaneous collaterals grades were evaluated according to the system described by a new grading system.

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MicroRNAs (miRNAs), a family of endogenous non-coding RNAs with a length of about 22 nucleotides, are widely found in eukaryotes. miRNAs can affect gene expression through specific bindings with mRNAs of target genes and participate in the regulation of a variety of biological processes. Giant panda is not only a unique rare animal in China, but also the focus of attention on wildlife preservation worldwide.

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Objective: This prospective study was designed to confirm the role of atorvastatin in collateral circulation formation induced by encephaloduroarteriosynangiosis (EDAS) in patients with moyamoya disease (MMD).

Methods: Patients who were diagnosed with MMD at the Department of Neurosurgery in the Fifth Medical Center of Chinese PLA General Hospital, Beijing, China, between June 2017 and May 2018 were included. Blood samples were obtained from an antecubital vein and were analyzed using flow cytometry.

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Interleukin-17A (IL-17), a potent proinflammatory cytokine, has been shown to participate in cardiac electrical disorders. Diabetes mellitus is an independent risk factor for ventricular arrhythmia. In this study, we investigated the role of IL-17 in ventricular arrhythmia of diabetic mice.

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Interleukin-17 (IL-17), also called IL-17A, is an important regulator of cardiac diseases, but its role in calcium-related cardiac dysfunction remains to be explored. Thus, we investigated the influence of IL-17 on calcium handling process and its contribution to the development of heart failure. Mice were subjected to transaortic constriction (TAC) to induce heart failure.

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Background and Purpose- Predicting the risk of stroke and determining intervention indications are highly important for patients with Moyamoya disease (MMD). Here, we evaluated a novel MMD grading system based on collateral circulation and Suzuki stage to evaluate symptoms and predict prognosis. Methods- In total, 301 idiopathic MMD patients were retrospectively analyzed between 2014 and 2016.

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Article Synopsis
  • This study examines the epidemiologic characteristics of moyamoya disease (MMD) in China, focusing on prevalence, age and gender distribution, and initial symptoms among a cohort of 4,128 patients.
  • The median age of symptom onset was approximately 30 years, showing a bimodal distribution with peaks at ages 5-9 and 35-45, and the patient gender ratio was even at 1:1.
  • Key initial symptoms included transient ischemic attacks (48.13%), with variations in ischemic and hemorrhagic types observed across different regions of China, particularly highlighting a higher prevalence of hemorrhagic cases in East China.
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Article Synopsis
  • The study identified 36 β-defensin genes in giant pandas, suggesting that gastrointestinal diseases may trigger the expression of the DEFB1 and DEFB139 genes.
  • A specific mutation (Pro-to-Arg) in the DEFB139 gene may enhance its antimicrobial effectiveness against Staphylococcus aureus, pointing to potential improvements in conservation strategies for giant pandas through further research.
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Introduction: Deficiency of testosterone was associated with the susceptibility of atrial fibrillation (AF). Angiotensin-II (AngII) receptor antagonists were shown to reduce AF by improving atrial electrical remodeling. This study investigated the effects and mechanism of valsartan, an AngII receptor antagonist, on the susceptibility to AF with testosterone deficiency.

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Objective: The objective of this study was to investigate long-term outcomes after encephaloduroarteriosynangiosis (EDAS) for the treatment of hemorrhagic moyamoya disease (MMD) and identify the risk factors for recurrent hemorrhages.

Methods: The authors retrospectively reviewed 95 patients with hemorrhagic MMD who were treated with EDAS at 307th Hospital PLA. Clinical features, angiographic findings, and clinical outcomes were investigated.

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OBJECTIVE The object of this study was to summarize the long-term effect of encephaloduroarteriosynangiosis (EDAS) for the treatment of pediatric moyamoya disease (MMD) and to investigate factors influencing the clinical outcomes of EDAS. METHODS Clinical features, angiographic findings, and clinical outcomes were analyzed among MMD patients younger than 18 years who had been treated with EDAS between 2002 and 2007 at the authors' institution. The Kaplan-Meier method was used to estimate stroke risk after EDAS.

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Article Synopsis
  • * A total of 247 EDAS surgeries were analyzed across 145 patients, showing a 0% mortality rate and low permanent morbidity, with satisfactory clinical improvements noted long-term.
  • * Findings indicated that EDAS significantly reduces the risk of recurrent strokes over time, with hypertension being a notable risk factor for ischemic strokes during follow-up.
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The structures of pestalrones A-B were revised via reinterpretation of the NMR data and a brief chemical transformation from the co-occurring polyketides, in our investigation on the secondary metabolites of Pestalotiopsis zonata, which also afforded a new α-pyrone derivative, pestazonatic acid, and four known analogs.

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Background: To detect drug resistance in Shigella obtained from the dung of the giant panda, explore the factors leading to drug resistance in Shigella, understand the characteristics of clustered, regularly interspaced, short, palindromic repeats (CRISPR), and assess the relationship between CRISPR and drug resistance.

Methods: We collected fresh feces from 27 healthy giant pandas in the Giant Panda Conservation base (Wolong, China). We identified the strains of Shigella in the samples by using nucleotide sequence analysis.

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Although pressure therapy (PT) represents the standard care for prevention and treatment of hypertrophic scar (HS) from burns, its practice is largely based on empirical evidence and its effectiveness remains controversial. To clarify the effect of PT (15-25 mmHg) for HS, we performed the systematic review and meta-analysis. Several electronic databases were screened to identify related randomized controlled trials (RCTs).

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Background: Here, we compare the angiographic characteristics of hemorrhagic and nonhemorrhagic hemispheres within the same adult patient with moyamoya disease (MMD) and identify the possible risk factors for initial and recurrent hemorrhage during the long-term follow-up period.

Methods: We retrospectively collected and analyzed the clinical and angiographic data of 145 consecutive adults with hemorrhagic MMD between 2004 and 2011. Separate angiographic characteristics of the hemorrhagic and nonhemorrhagic hemispheres were analyzed based on digital subtraction angiography.

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As the rate-limiting enzyme of the mitochondrial respiratory chain, cytochrome c oxidase (COX) plays a crucial role in biological metabolism. "Living fossil" giant panda (Ailuropoda melanoleuca) is well-known for its special bamboo diet. In an effort to explore functional variation of COX1 in the energy metabolism behind giant panda's low-energy bamboo diet, we looked at genetic variation of COX1 gene in giant panda, and tested for its selection effect.

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OBJECTIVE Debate exists regarding the merits and shortcomings of an indirect bypass procedure for treating adult patients with moyamoya disease (MMD). Considerable variation in neovascularization occurs among different organs in patients with diabetes mellitus. Here, the effect of encephaloduroarteriosynangiosis on MMD associated with Type 2 diabetes mellitus (T2DM) is evaluated.

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Background And Purpose: Here, we describe the clinical, angiographic characteristics, and long-term surgical outcome of hemorrhagic moyamoya disease in children.

Methods: We retrospectively collected 374 consecutive children with moyamoya disease (hemorrhagic 30 and ischemic 344) between 2004 and 2012 in our hospital. The clinical and radiological characteristics of the hemorrhagic patients were retrospectively described and analyzed.

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Background: Hemorrhage is a major category of the clinical symptoms of moyamoya disease (MMD). Intracerebral and intraventricular hemorrhages are the most common hemorrhages in MMD, and subarachnoid hemorrhages (SAHs) are notably rare. There have only been a few previous case reports of this imaging manifestation.

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