697 results match your criteria: "Xiangya Medical School[Affiliation]"

Beneficial effects of Akkermansia muciniphila on benign prostatic hyperplasia and metabolic syndrome.

Arch Biochem Biophys

January 2025

Department of Urology, Affiliated Haikou Hospital of Central South University Xiangya Medical School, Central South University, Changsha, Hunan, 410011, China; Department of Urology, the Third People's Hospital of Haikou, Hainan, 570100, China. Electronic address:

Benign prostatic hyperplasia (BPH) is a prevalent condition associated with male lower urinary tract symptoms (LUTS) and is influenced by metabolic syndrome (MetS) and gut microbiota. Akkermansia muciniphila (AKK) is a gut commensal that has emerged as a potential modulator of metabolic health and inflammatory conditions. This study investigated the correlation between Akkermansia abundance and BPH severity and metabolic indices in fecal and serum samples from BPH patients and healthy donors using 16S rRNA sequencing and metabolic profiling.

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Objective: This study aimed to evaluate the clinical outcomes and complications of open reduction and internal fixation (ORIF) combined with sartorius muscle iliac bone graft transplantation (SIBFT) in the treatment of displaced femoral neck fractures in middle-aged and young adults.

Methods: A retrospective analysis was performed on 26 patients under the age of 60 with displaced femoral neck fractures (Pauwels III or Garden III-IV) treated at our institution between April 2019 to July 2022. All patients underwent open reduction and internal fixation (ORIF) through the Smith-Petersen (S-P) approach, augmented with a sartorius muscle iliac bone graft transplantation.

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Advancements in the Study of the Immune Molecule NKp46 in Immune System-related Diseases.

Clin Rev Allergy Immunol

December 2024

The 2nd Department of Gynecology Oncology of Hunan Cancer Hospital the Affiliated Cancer Hospital of Xiangya School of Medicine, Central South University, Changsha, Hunan, 410013, People's Republic of China.

NKp46 is a natural killer cell activating receptor primarily expressed on NK cells and non-NK innate lymphoid cells. In the context of anti-infection, NKp46 activates NK cells by binding to ligands on pathogens or infected cells, enabling NK cells to kill the infected cells. In antitumor activities, NKp46 plays a pivotal role in combating tumor growth through mechanisms such as directly killing tumor cells, inhibiting tumor immune escape, and reducing tumor growth rate through immune editing.

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Gut microbiota and mycobiota change with feeding duration in mice on a high-fat and high-fructose diet.

BMC Microbiol

November 2024

Department of Endocrinology, Xiangya Hospital, Central South University, 87 Xiangya Road, Changsha, Hunan, 410008, China.

Background: Metabolic dysfunction-associated fatty liver disease (MAFLD), formerly known as nonalcoholic fatty liver disease (NAFLD), is becoming the most common chronic liver disease. The gut microbiome is regarded to play a crucial role in MAFLD, but the specific changes of gut microbiome, especially fungi, in different stages of MAFLD are not well understood. This study aimed to observe the longitudinal changes of colon bacteria and fungi of mice at different feeding duration of a high-fat and high-fructose diet (HFHFD), and explore the association between the changes and the progression of MAFLD.

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The potential clinical value of platelet aggregation in colorectal tumor progression.

Discov Oncol

November 2024

Department of Clinical Laboratory, The Affiliated Cancer Hospital of Xiangya School of Medicine, Central South University/Hunan Cancer Hospital, Changsha, 410013, China.

Objective: The present study is to examine whether platelet aggregation function, platelet count and mean platelet volume are indicators that related to clinicopathological characteristics of colorectal cancer.

Methods: A total of 546 patients with colorectal tumors and 118 healthy controls were enrolled, and patients with colorectal tumors were grouped according to malignancy, prognosis, recurrence and metastasis. The parameters of platelet aggregation function included max aggregation ratio, average aggregation ratio and max aggregation time were detected.

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Cost-effectiveness analysis of Tumor Treating Fields treatment in Chinese patients with metastatic non-small cell lung cancer.

Front Public Health

November 2024

Graduate Collaborative Training Base of Hunan Cancer Hospital, Hengyang Medical School, University of South China, Hengyang, China.

Background: The LUNAR trial demonstrated the significant efficacy and safety of Tumor Treating Fields (TTFields) plus standard-of-care (SOC) [immune checkpoint inhibitor (ICI) and docetaxel (DTX)] for patients with previously treated metastatic non-small cell lung cancer (mNSCLC). However, it remains uncertain as to whether the high costs are justified by the corresponding survival benefits. Here, the cost-effectiveness of using TTFields plus SOC for treating mNSCLC was evaluated from the perspective of the Chinese healthcare system.

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LINC00342 regulates the PI3K-AKT signaling pathway via the miR-149-5p/FGF11 axis and affects the progression of oral cancer.

Discov Oncol

October 2024

Department of Periodontitis, Affiliated Haikou Hospital, Xiangya Medical School, Central South University, Hainan Provincial Stomatology Centre, Haikou, 570208, Hainan, People's Republic of China.

Background: A large number of long non-coding RNAs (lncRNAs) have been implicated in the progression of oral cancer (OC). This study aimed to investigate the role of a novel lncRNA, LINC00342, in OC and elucidate its molecular mechanism.

Methods: Differential expression of lncRNA/miRNA/mRNA was analyzed using the Gene Expression Omnibus database and validated with RT-qPCR.

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AP-2α decreases TMZ resistance of recurrent GBM by downregulating MGMT expression and improving DNA damage.

Life Sci

November 2024

The National & Local Joint Engineering Laboratory of Animal Peptide Drug Development, College of Life Science, Hunan Normal University, Changsha 410081, China; State Key Laboratory of Developmental Biology of Freshwater Fish, College of Life Science, Hunan Normal University, Changsha 410081, China. Electronic address:

Aims: The incidence of recurrent gliomas is high, exerting low survival rates and poor prognoses. Transcription factor AP-2α has been reported to regulate the progression of primary glioblastoma (GBM). However, the function of AP-2α in recurrent gliomas is largely unclear.

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c-Myc-XRCC2-FOS axis promotes the proliferation and the resistance to Doxorubicin of NSCLC.

Biomed Pharmacother

October 2024

Department of Histology and Embryology, School of Basic Medical Sciences, Central South University, Changsha 410013, China. Electronic address:

Lung cancer represents one of the most prevalent malignant neoplasms, commanding an alarming incidence and mortality rate globally. Non-small cell lung cancer (NSCLC), constituting approximately 80 %-90 % of all lung cancer cases, is the predominant pathological manifestation of this disease, with a disconcerting 5-year survival rate scarcely reaching 10 %. Extensive prior investigations have elucidated that the aberrant expression of X-ray repair cross-complementing gene 2 (XRCC2), a critical meiotic gene intricately involved in the DNA damage repair process, is intimately associated with tumorigenesis.

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Article Synopsis
  • Researchers conducted a study comparing verbal fluency in patients with temporal lobe epilepsy (TLE), specifically those with (TLE-HS) and without hippocampal sclerosis (TLE-NHS), alongside healthy controls.
  • The study utilized a Chinese character verbal fluency task during functional MRI, revealing that TLE-HS showed deficits in brain activation and functional connectivity, while TLE-NHS demonstrated enhanced connectivity, indicating different compensatory strategies.
  • A neural network model was effective in classifying TLE-HS versus TLE-NHS, achieving high accuracy, and suggesting that the phonemic verbal fluency task is valuable for clinical assessment in TLE patients.
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Purpose: Clinical studies suggested associations between obstructive sleep apnea (OSA) and gastrointestinal tract disorders. This study aims to investigate the genetic causal relationship between OSA and gastrointestinal tract disorders, specifically gastroesophageal reflux disease (GERD) and inflammatory bowel disease (IBD).

Methods: In this study, we employed two-sample Mendelian Randomization (MR) analysis to investigate the potential relationships between OSA and GERD, and between OSA and IBD.

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Article Synopsis
  • Epilepsy is a common neurological disorder, and vitamin D shows potential as a treatment due to its neuroprotective and anti-epileptic properties, particularly through the mTOR signaling pathway.
  • This study utilized juvenile mice to investigate the effects of vitamin D on epilepsy and neuroinflammation, using methods like network pharmacology and molecular docking to identify targets and pathways.
  • Results indicated that vitamin D reduced seizures and inflammation markers in mice, while also suggesting RAF1 as a target and confirming the involvement of the mTOR pathway.
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Background: For patients with hormone receptor-positive HER2-negeative metastatic breast cancer (HRHER2 MBC), switching to another cyclin-dependent kinase 4/6 inhibitor (CDK4/6i) or targeted drugs with different mechanism are considerable treatment strategies post-CDK4/6i. However, no clinical data has been reported on which of the two strategies is more effective. In order to explore optimal treatment option post-CDK4/6i, we performed a retrospective comparative cohort study to evaluate the efficacy and safety of abemaciclib-based therapy versus tucidinostat-based therapy after progression on palbociclib.

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Integrated single-cell and spatial transcriptomic analysis reveals YBX1 drives immune regulation in GBM progression.

Heliyon

April 2024

Hunan Provincial Tumor Hospital / the Affiliated Tumor Hospital of Xiangya Medical School, Central South University, Changsha, 410013, Hunan, China.

The RNA modification 5-methylcytosine (m5C) is widespread across various RNA types, significantly impacting RNA stability and translational efficiency. Accumulating evidence highlights its significant role within the tumorigenesis and progression of multiple malignancies. Nevertheless, the specific process through m5C is implicated in Glioblastoma (GBM) remains unclear.

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Targeting HOXA11-AS to mitigate prostate cancer via the glycolytic metabolism: In vitro and in vivo.

J Cell Mol Med

April 2024

Department of Urology, Affiliated Haikou Hospital of Xiangya Medical School, Central South University, Haikou, China.

As oncogenes or oncogene suppressors, long-stranded non-coding RNAs are essential for the formation and progression of human tumours. However, the mechanisms behind the regulatory role of RNA HOXA11-AS in prostate cancer (PCa) are unclear. PCa is a common malignant tumour worldwide, and an increasing number of studies have focused on its metabolic profile.

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Article Synopsis
  • - This study investigates how lifestyle factors like smoking, alcohol intake, and sedentary behavior affect the risk of obstructive sleep apnea (OSA) using genetic data for a more accurate causal analysis.
  • - Results show that regular smoking significantly increases the risk of OSA, while the links between alcohol consumption and coffee intake are less consistent across methods; no strong connection was found for sedentary behaviors.
  • - The findings highlight the importance of reducing smoking as a preventative measure against developing OSA, confirming that it has a reliable causal impact on the condition.
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The benefits of hypoglycemic therapy for patients with obstructive sleep apnea.

Sleep Breath

June 2024

Department of Respiratory Medicine, Xiangya Hospital, Central South University, Changsha, China.

Purpose: Obstructive sleep apnea (OSA) is often associated with glycemic abnormalities. This study is conducted to investigate the effects of hypoglycemic therapy on OSA-related indicators.

Method: We systematically searched Web of Science, PubMed, Embase, and the Cochrane Library for articles on OSA patients receiving any hypoglycemic drugs, published until December 25, 2022.

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Epilepsy, a prevalent neurological disorder characterized by high morbidity, frequent recurrence, and potential drug resistance, profoundly affects millions of people globally. Understanding the microscopic mechanisms underlying seizures is crucial for effective epilepsy treatment, and a thorough understanding of the intricate neural circuits underlying epilepsy is vital for the development of targeted therapies and the enhancement of clinical outcomes. This review begins with an exploration of the historical evolution of techniques used in studying neural circuits related to epilepsy.

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Background And Objectives: Tetramethylpyrazine nitrone (TBN) is a novel tetramethylpyrazine derivative armed with a strong free radical scavenging nitrone moiety. This study aims to evaluate the pharmacokinetics, safety profile, and tolerability of TBN tablets after a single ascending dose (SAD) and multiple ascending doses (MAD) in healthy Chinese volunteers.

Methods: This phase I, single-center, open-label study was conducted in China.

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Genomic features reveal potential benefit of adding anti-PD-1 immunotherapy to treat non-upper aerodigestive tract natural killer/T-cell lymphoma.

Leukemia

April 2024

Department of Medical Oncology, Sichuan Clinical Research Center for Cancer, Sichuan Cancer Hospital & Institute, Sichuan Cancer Center, Affiliated Cancer Hospital of University of Electronic Science and Technology of China, Chengdu, 610041, China.

Article Synopsis
  • Natural killer/T-cell lymphoma (NKTCL) is a complex and aggressive disease, with a focus on a rare subtype called non-upper aerodigestive tract NKTCL (NUAT-NKTCL), which shows poor prognosis and lacks adequate treatment strategies.
  • In a study of 1589 NKTCL patients, 196 were identified with NUAT-NKTCL, revealing they had worse clinical outcomes and distinct genetic mutations compared to upper aerodigestive tract patients.
  • The addition of anti-PD-1 immunotherapy to standard chemotherapy significantly improved patients' survival rates, highlighting the need for more research on treatment effectiveness and biomarkers for NUAT-NKTCL.
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Predictive power of lipid-related indicators for testosterone deficiency: a comparative analysis, NHANES 2011-2016.

Int Urol Nephrol

June 2024

Department of Urology, Affiliated Haikou Hospital of Xiangya Medical School, Central South University, Haikou, 570208, China.

Background: Studies have shown that lipid-related indicators are associated with testosterone deficiency. However, it is difficult to determine which indicator is the most accurate predictor of testosterone deficiency. We aimed to identify the lipid-related indicators most predictive of testosterone deficiency in adults in the United States.

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Potential prognosis and immunotherapy predictor TFAP2A in pan-cancer.

Aging (Albany NY)

January 2024

Department of Pathology, Xiangya Hospital, School of Basic Medical Sciences, Central South University, Changsha, China.

Background: TFAP2A is critical in regulating the expression of various genes, affecting various biological processes and driving tumorigenesis and tumor development. However, the significance of TFAP2A in carcinogenesis processes remains obscure.

Methods: In our study, we explored multiple databases including TCGA, GTEx, HPA, cBioPortal, TCIA, and other well-established databases for further analysis to expound TFAP2A expression, genetic alternations, and their relationship with the prognosis and cellular signaling network alternations.

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We reported a 47-year-old female with a history of laparoscopic cholecystectomy presented with a complex duodenal fistula. The bleeding artery embolization and endoscopic suture of the duodenal fistula were performed successfully. We highlight the endoscopic tissue clip suture as a safe and feasible option when surgery is too risky.

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Risk factors associated with depression and anxiety among the Chinese general population after retracting the dynamic zero-COVID policy: A network analysis.

J Affect Disord

March 2024

Department of Psychiatry, National Clinical Research Center for Mental Disorders, National Center for Mental Disorders, The Second Xiangya Hospital of Central South University, Changsha 410011, Hunan, China. Electronic address:

Background: Recent studies have evidenced the negative psychological consequences of the COVID-19 pandemic and sociodemographic vulnerability among the general population, while limited information was available on which factors make the greatest contribution to psychological distress when these factors were considered concurrently. Herein, we aimed to investigate the pathways that underlie psychological distress in the context of retracting dynamic zero-COVID policy.

Methods: We employed the mixed graphical model to construct the network of depression (PHQ-9), anxiety (GAD-7), and pandemic-related factors in a general population sample (N = 1610).

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