1,929 results match your criteria: "The second Affiliated Hospital of Guangzhou Medical University[Affiliation]"

PD-1/PD-L1 and coronary heart disease: a mendelian randomization study.

Front Cardiovasc Med

October 2024

Department of Cardiology, Guangzhou Institute of Cardiovascular Disease, Guangdong Key Laboratory of Vascular Diseases, The Second Affiliated Hospital, Guangzhou Medical University, Guangzhou, China.

Introduction: It has been found that programmed cell death protein-1 (PD-1) or its ligand PD-L1 may play an important role in the onset and progression of coronary heart disease (CHD). Thus, we conducted this mendelian randomization analysis (MR) to estimate the causal relationship between PD-1/PD-L1 and 5 specific CHDs (chronic ischemic heart disease, acute myocardial infarction, angina pectoris, coronary atherosclerosis, and unstable angina pectoris), complemented by gene set enrichment analysis (GSEA) for further validation.

Methods: Publicly available summary-level data were attained from the UK Biobank with genetic instruments obtained from the largest available, nonoverlapping genome-wide association studies (GWAS).

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Background: Sepsis presents a significant healthcare challenge, characterized by high morbidity and mortality rates. There is a scarcity of relevant studies investigating the association between serum lactate dehydrogenase level and the prognosis of sepsis in patients from intensive care unit, with smaller sample sizes compared to other studies.

Methods: A retrospective analysis was conducted utilizing data from the Second Affiliated Hospital of Guangzhou Medical University and the Medical Information Mart for Intensive Care IV (MIMIC-IV).

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Pancreatic ductal adenocarcinoma (PDAC) is a highly malignant tumor with a dismal prognosis. Gemcitabine-based chemotherapy has emerged as a first-line treatment for PDAC. However, the development of gemcitabine resistance often results in therapeutic failure.

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Efficacy and Safety of a Fixed-Dose Combination Gel with Adapalene 0.1% and Clindamycin 1% for the Treatment of Acne Vulgaris (CACTUS): A Randomized, Controlled, Assessor-Blind, Phase III Clinical Trial.

Dermatol Ther (Heidelb)

November 2024

Zhaoke Ophthalmology Limited, Unit 716, 7/F, Building 12W, Phase 3, Hong Kong Science Park, Shatin, 999077, Hong Kong SAR, China.

Article Synopsis
  • A study was conducted to evaluate a combination gel containing adapalene 0.1% and clindamycin 1% for treating moderate acne, comparing its effectiveness to each medication used alone.
  • Results showed that the combination gel significantly reduced acne lesions by 66.85% after 12 weeks, outperforming adapalene (50.82%) and clindamycin (57.61%).
  • The combination gel was well tolerated and resulted in more participants achieving a 2-grade improvement in acne severity, indicating it is a more effective treatment option than the individual monotherapies.
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Xianglian pill alleviates ulcerative colitis by inhibiting M1 macrophage polarization via modulation of energy metabolite itaconate.

Phytomedicine

December 2024

Guangdong Provincial Key Laboratory of Chinese Medicine Pharmaceutics, School of Traditional Chinese Medicine, Southern Medical University, Guangzhou 510515, PR China; Guangdong Basic Research Center of Excellence for Integrated Traditional and Western Medicine for Qingzhi Diseases, Guangzhou 510515, PR China. Electronic address:

Background: Xianglian pill (XLP) is a traditional Chinese medicine (TCM) that is widely used to treat ulcerative colitis (UC). However, its mechanism of action in UC is unclear.

Purpose: This study aimed to investigate the mechanism of action of XLP in treating UC and role of M1 macrophage polarization in this process.

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Insulin resistance is a key factor in diabetes development. This study aimed to investigate the association between baseline triglyceride-glucose (TyG) index, a surrogate marker of insulin resistance, and the onset of hyperglycemia in Chinese individuals with hypertension. Using the Rich Healthcare Group database, this retrospective cohort study included 28,687 hypertensive individuals without preexisting diabetes.

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Introduction: Sepsis, a life-threatening syndrome, is often accompanied by tachycardia in spite of hypovolemia and hypotension have been corrected. Recently, relevant studies have shown that sustained tachycardia in sepsis was related to high mortality, and appropriate control of heart rate (HR) could improve prognosis. Ivabradine reduces HR directly without a negative inotropic effect through inhibition of the I ionic current, which is different from the traditional rate control drug (beta-blockers).

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Overexpression of ATF4 Inhibits Ferroptosis to Alleviate Anxiety Disorders by Activating the TGF-β Signaling Pathway.

Neuropsychiatr Dis Treat

October 2024

Department of Psychiatry, The Third Affiliated Hospital, Sun Yat-Sen University, Guangzhou City, Guangdong Province, People's Republic of China.

Background: Anxiety disorders seriously impair patients' mental health and quality of life, with limited effectiveness of current treatments. Dysregulation of activating transcription factor 4 (ATF4) is involved in various mental diseases, but the research on its potential roles in alleviating anxiety disorders remains limited.

Methods: ATF4 was screened out by bioinformatic analysis and its expression was verified in vivo.

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Nucleolar and spindle-associated protein 1 (NUSAP1), a microtubule-associated protein, has been recently identified to exhibit aberrant expression patterns that correlate with malignant tumorigenesis and progression across various cancer types. However, the specific regulatory mechanisms and potential targeting therapies of NUSAP1 in lung adenocarcinoma (LUAD) remain largely elusive. In this study, by conducting bioinformatics analyses as well as and experiments, we identified that NUSAP1 was significantly upregulated in LUAD, with a notable correlation with poorer overall survival, higher scores for immunogenicity and immune infiltration, as well as increased sensitivity to conventional chemotherapeutic drugs such as paclitaxel, docetaxel and vinorelbine in LUAD.

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Article Synopsis
  • - The study aimed to evaluate the safety and effectiveness of combining HAIC (Hepatic Arterial Infusion Chemotherapy) with PD-1 inhibitors for patients with advanced hepatocellular carcinoma (HCC) that has macrovascular invasion (MVI).
  • - Researchers examined clinical data from 489 HCC patients, comparing outcomes between those treated with the combination therapy and those who only received HAIC, using statistical matching to ensure fair comparisons.
  • - Results revealed that patients receiving the combination therapy had significantly better survival rates and tumor response compared to those on HAIC alone, with no notable differences in adverse side effects between the two treatment options.
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Article Synopsis
  • The study investigates the relationship between the platelet-to-albumin ratio (PAR) and mortality risks in patients undergoing peritoneal dialysis (PD), focusing on cardiovascular disease (CVD) and overall mortality rates.* -
  • Conducted with 2825 PD patients over an average follow-up of about 48 months, the research found that higher PAR levels are linked to a significant increase in the risk of both all-cause and CVD-related death.* -
  • The results from statistical analyses support the conclusion that PAR can be a useful prognostic marker for predicting mortality outcomes in patients on PD, suggesting that monitoring PAR could improve patient management.*
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Comparison of clinical and endoscopic efficacy between vedolizumab and infliximab in bio-naïve patients with ulcerative colitis: a multicenter, real-world study.

Therap Adv Gastroenterol

October 2024

Department of Gastroenterology, The Sixth Affiliated Hospital, Sun Yat-sen University, No. 26 Yuancun Road II, Tianhe District, Guangzhou 510000, China.

Article Synopsis
  • A study compared the effectiveness of two biologic therapies, vedolizumab (VDZ) and infliximab (IFX), in treating ulcerative colitis (UC) in patients who had never used biologics before.
  • Conducted across five centers, it involved 199 patients and measured outcomes such as remission and healing at 14 and 52 weeks after starting treatment.
  • Results showed that while both therapies were similar at 14 weeks, VDZ outperformed IFX in remission and healing rates at 52 weeks, with no significant differences in adverse effects between the two treatments.
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Article Synopsis
  • The study focuses on creating a Nomogram model to predict the risk of castration-resistant prostate cancer (CRPC) in patients with high tumor burden and bone metastases.
  • Significant prognostic factors identified include neural invasion, Gleason score, initial PSA levels, and lactate dehydrogenase.
  • The model shows strong accuracy in predicting one- and two-year progression to CRPC, enhancing clinical decision-making and personalized treatment options for affected patients.
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Serum untargeted metabolomics analysis of mice after myocardial infarction affected by qiliqiangxin capsule.

J Pharm Biomed Anal

January 2025

Department of Cardiology, Guangzhou Institute of Cardiovascular Disease, Guangdong Key Laboratory of Vascular Diseases, State Key Laboratory of Respiratory Disease, the Second Affiliated Hospital of Guangzhou Medical University, Guangzhou 510260, PR China. Electronic address:

Qiliqiangxin (QLQX) capsule consists of 11 herbs, namely Huang qi (astragalus membranaceus), Ren shen (ginseng), Fu zi (radix aconiti carmichaeli), Dan shen (salvia miltiorrhiza), Ting li zi (lepidium seed), Ze xie (rhizoma alismatis), Yu zhu (radix polygonati officinalis), Gui zhi (cassia twig), Hong hua (carthamus tinctorious), Xiang jia Pi (cortex periplocae), Chen Pi (pericarpium citri reticulatae), and it is a standardized commercial formula designed to address yang deficiency and to restore the balance of qi in the heart. QLQX is also known to invigorate the blood and promote the circulation of the blood and to promote the use of fluids to relieve water retention and edema, and can be used in cardiovascular diseases such as mild to moderate congestive heart failure resulting from coronary artery disease and hypertension. The further research on the effect of QLQX on cardiac function in mice after myocardial infarction was manipulated.

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Background: Eosinophilic chronic rhinosinusitis with nasal polyps (eos-CRSwNP), especially those with diffuse disease as indicated by CT scans, has high recurrence rate and low control rate after endoscopic sinus surgery (ESS). Most of them are difficult to treat.

Objective: This study sought to identify if eos-CRSwNP patients were to undergo surgery earlier, while the disease is still limited on CT, they might achieve better postoperative outcomes.

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Mechanosensitive lncRNA H19 promotes chondrocyte autophagy, but not pyroptosis, by targeting miR-148a in post-traumatic osteoarthritis.

Noncoding RNA Res

February 2025

Department of Rehabilitation Medicine, The First Affiliated Hospital of Xiamen University, School of Medicine, Xiamen University, Xiamen, 361003, China.

Objective: Investigating whether mechanosensitive lncRNA H19 can directly target miR-148a to alleviate cartilage damage in post-traumatic osteoarthritis (PTOA).

Methods: Thirty-two female rats were randomly divided into four groups: Sham-operated group (Sham group, n = 8), treadmill running group (R group, n = 8), anterior cruciate ligament transection (ACLT) group (ACLT group, n = 8), and ACLT + treadmill running group (ACLT + R group, n = 8). Histological evaluation was performed to observe the pathological changes in the cartilage of the rat knee.

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Cadonilimab (PD-1/CTLA-4) in combination with lenvatinib in unresectable hepatocellular carcinoma (uHCC): A retrospective real-world study.

Heliyon

October 2024

State Key Laboratory of Organ Failure Research, Guangdong Provincial Key Laboratory of Viral Hepatitis Research, Department of Infectious Diseases, Nanfang Hospital, Southern Medical University, Guangzhou, Guangdong, 510515, China.

Article Synopsis
  • This research explored the combination of Cadonilimab, a bi-specific antibody, and Lenvatinib, a tyrosine kinase inhibitor, as a first-line treatment for patients with unresectable hepatocellular carcinoma (uHCC).
  • The study involved 29 patients and found a 37.9% objective response rate and 82.8% disease control rate, with a median progression-free survival of 8.1 months.
  • While most patients experienced adverse events, primarily mild to moderate, the results suggest this combination could be a promising new treatment option for advanced HCC.
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Article Synopsis
  • This study examined the impact of valvular heart disease (VHD)-related heart failure (HF) in G20 countries over nearly three decades, from 1990 to 2019.
  • The findings showed a rising trend in VHD-related HF prevalence, with notable differences between nonrheumatic and rheumatic VHD cases across various countries, influenced by age and sociodemographic factors.
  • The results emphasize the urgent need for public health strategies to address the increasing burden of VHD-related HF, particularly among older populations.
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Background: Parkinson's disease (PD) is a chronic and progressive neurodegenerative disorder. Clinically, the therapeutic strategy of PD could only alleviate the symptoms. Nursing plays a crucial role in providing patient education, symptom management, and psychosocial support.

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Regulatory roles of transcription factors T-bet and Eomes in group 1 ILCs.

Int Immunopharmacol

December 2024

Sino-French Hoffmann Institute, School of Basic Medical Sciences, The Second Affiliated Hospital of Guangzhou Medical University, State Key Laboratory of Respiratory Disease, Guangdong Provincial Key Laboratory of Allergy & Clinical Immunology, Guangzhou Medical University, Guangzhou, China. Electronic address:

T-bet and Eomes, both T-box transcription factors, have been extensively studied for their critical roles in the differentiation and functional maintenance of various immune cells. In this review, we provide a focused overview of their contributions to the transcriptional activation and differentiation, development, and terminal maturation of natural killer cells and innate lymphoid cell 1 cells. Furthermore, the interplay between T-bet and Eomes in regulating NK cell function, and its subsequent implications for immune responses against infections and tumors, is thoroughly examined.

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Background: Surgical resection and liver transplantation (LT) are the most effective curative options for hepatocellular carcinoma (HCC). However, few patients with huge HCC (> 10 cm in diameter), especially those with portal vein tumor thrombus (PVTT), can receive these treatments. Selective internal radiation therapy (SIRT) can be used as a conversion therapy for them because it has the dual benefit of shrinking tumors and increasing residual hepatic volume.

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Article Synopsis
  • * This modification enhances cellular interactions and acts as a receptor for signaling pathways, playing a role in various diseases and health conditions.
  • * Current research is investigating how targeting sialic acid and its modifications can lead to new treatments for cancer, stroke, viral infections, and central nervous system disorders.
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