209 results match your criteria: "Longgang District People's Hospital of Shenzhen[Affiliation]"

Involvement of the parabrachial nucleus in emergence from general anesthesia.

Front Neurosci

December 2024

Department of Anesthesiology, West China Hospital, Sichuan University, Chengdu, China.

The parabrachial nucleus (PBN), located in the dorsolateral pons, is involved in many important biological functions, such as sensory signaling, feeding, defensive behaviors, fear, anxiety, and sleep-wake cycles. General anesthesia shares the classical feature of reversible loss of consciousness with natural sleep, and accumulating evidence has indicated that general anesthesia and sleep-wake behaviors share some common underlying neural mechanism. In recent years, emerging studies have investigated the involvement of PBN in emergence from general anesthesia, but divergence exists in terms of different types of general anesthetics or different durations of treatment with the same group of general anesthetics.

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Ethnopharmacological Relevance: Chai Shao Jie Yu Granules (CSJY) is a renowned and time-honored formula employed in clinical practice for the management of various conditions, notably depression. Depression, a prevalent psychiatric disorder, poses challenges with limited effective treatment options. Traditional herbal medicines have garnered increasing attention in the realm of combating depression, being perceived as safer alternatives to pharmacotherapy.

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Background: Coronary heart disease (CHD) remains a leading cause of morbidity and mortality worldwide. Early detection and risk stratification are crucial for effective management. This study evaluates the efficacy of coronary computed tomography angiography (CTA) in CHD screening and analyses its correlation with traditional risk factors in an asymptomatic population.

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The effect of FOXA3 overexpression on hepatocyte differentiation and liver regeneration in a Fah cKO mouse model.

Cell Mol Gastroenterol Hepatol

December 2024

General Surgery Center, Department of Hepatobiliary Surgery II, Guangdong Provincial Research Center for Artificial Organ and Tissue Engineering, Guangzhou Clinical Research and Transformation Center for Artificial Liver, Institute of Regenerative Medicine, Zhujiang Hospital, Southern Medical University, Guangzhou, 510000, China. Electronic address:

Background & Aims: Stimulated by injury or disease, hepatocytes can regenerate and repair liver tissues through proliferation and differentiation. Partial hepatectomy and liver transplantation are effective treatments for liver diseases. This study investigated the effect of FOXA3 on cell differentiation in HepaRG cell lines under two- and three-dimensional culture conditions.

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[Micronodular thymic carcinoma with lymphoid hyperplasia: a case report].

Zhonghua Zhong Liu Za Zhi

November 2024

Department of Pathology, Second Affiliated Hospital, School of Medicine, The Chinese University of Hong Kong (Shenzhen), Longgang District People's Hospital of Shenzhen, Shenzhen518172, China.

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Despite the advancements in treatment strategies, the long-term survival of hepatocellular carcinoma (HCC) is still pessimistic. Therefore, understanding the mechanisms of hepatocellular carcinoma may offer substantial benefits for patients. Our previous research has revealed that Hornerin promoted HCC progression by regulating the AKT signaling pathway.

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Assess the comparative accuracy and reliability of postoperative toric intraocular lens (TIOL) alignment measurement methods: Casia2 and Adobe Photoshop with digital slit lamp images (PS method). In a study of 41 subjects with 58 eyes postimplantation of TIOL, we independently measured TIOL alignment with Casia2 and PS methods. The intraclass correlation coefficient (ICC) was employed to assess the repeatability of the Casia2 method.

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Cardamonin Attenuates Myocardial Ischemia/Reperfusion-Induced Ferroptosis Through Promoting STAT3 Signaling.

J Inflamm Res

November 2024

Department of Cardiovascular Medicine, The Affiliated Changsha Central Hospital, Hengyang Medical School, University of South China, Changsha, 410004, People's Republic of China.

Objective: Ferroptosis is intricately associated with the pathophysiology processes of myocardial ischemia. Cardamonin (CAR) has been shown to provide significant protection against tissue damage due to multiple ischemia/reperfusion. This study aimed to examine the cardioprotective properties of CAR in myocardial ischemia/reperfusion injury (MIRI) and provide insights into the possible mechanisms involved.

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LINC02139 interacts with and stabilizes XIAP to regulate cell proliferation and apoptosis in gastric cancer.

Commun Biol

November 2024

Guangdong Provincial Key Laboratory of Gastroenterology, Department of Gastroenterology, Nanfang Hospital, Southern Medical University, Guangzhou, 510515, China.

Previous reports showed that long non-coding RNA (lncRNA) participates in the development and progression of tumors. Nevertheless, the effect of LINC02139 and its mechanism on gastric cancer (GC) is still unknown. We revealed that LINC02139 is upregulated in GC cell lines and tissues and high LINC02139 expression was correlated with the advancement of GC in patients.

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The rapid advancement of single-cell sequencing technology has generated extensive data, providing critical resources for colorectal cancer (CRC) research. This study conducts a detailed analysis of CRC single-cell sequencing data to develop a novel clinical prognostic tool and explore potential therapeutic targets for the LGALS9 gene. Using the Scissor algorithm, we created a CRC prognostic scoring system (SDRS) based on 13 key genes, with particular focus on LGALS9 and its protein, Galectin-9, in mice CRC model with altered CD137 expression.

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The clinical need for effective bone regeneration in compromised conditions continues to drive demand for innovative solutions. Among emerging strategies, extracellular vesicles (EVs) have shown promise as an acellular approach for bone regeneration. However, their efficacy is hindered by rapid sequestration and clearance when administered via bolus injection.

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Expediting the development of robust 5-FU-resistant colorectal cancer models using innovative combined in vivo and in vitro strategies.

Biomed Pharmacother

November 2024

Department of Central Laboratory, The Second Affiliated Hospital, School of Medicine, The Chinese University of Hong Kong, Shenzhen & Longgang District People's Hospital of Shenzhen, Shenzhen 518172, China; School of Medicine, The Chinese University of Hong Kong, Shenzhen, Guangdong 518172, China. Electronic address:

Background: 5-Fluorouracil (5-FU) is a cornerstone in colorectal cancer therapy, but resistance has compromised its efficacy, necessitating detailed research into resistance mechanisms. Traditional methods for developing 5-FU-resistant cell lines are lengthy, unstable, and often unrepresentative of clinical scenarios.

Methods: We devised a rapid approach to create 5-FU-resistant colorectal cancer cells using an integrated in vivo/in vitro methodology.

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Background: Urinary incontinence (UI) is a common condition in female. Oxidative stress and inflammation levels play important roles in UI progression. Mediterranean diet (MD) as a healthy anti-inflammatory dietary pattern has been reported to be associated with several inflammatory diseases.

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Article Synopsis
  • - The study examined ultrasound findings and SNP-array results for fetuses with 17q12 deletions and duplications during the second and third trimesters, focusing on prenatal characteristics and outcomes.
  • - Data from 16 fetuses with deletions and 7 with duplications were analyzed, revealing significant abnormalities; deletions often led to renal issues, while duplications were associated with cardiovascular and gastrointestinal problems.
  • - Out of the pregnancies, 9 were terminated, while 14 continued; some cases presented multiple severe structural malformations, highlighting the complexity of conditions associated with these genetic variations.
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Exosomes: Key Factors in Ovarian Cancer Peritoneal Metastasis and Drug Resistance.

Biomolecules

September 2024

Department of Central Laboratory, The Second Affiliated Hospital, School of Medicine, The Chinese University of Hong Kong, Shenzhen & Longgang District People's Hospital of Shenzhen, Shenzhen 518172, China.

Ovarian cancer remains a leading cause of death among gynecological cancers, largely due to its propensity for peritoneal metastasis and the development of drug resistance. This review concentrates on the molecular underpinnings of these two critical challenges. We delve into the role of exosomes, the nano-sized vesicles integral to cellular communication, in orchestrating the complex interactions within the tumor microenvironment that facilitate metastatic spread and thwart therapeutic efforts.

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Little is known about extracorporeal membrane oxygenation (ECMO)-related spinal cord infarction (SCI), and reports regarding this rare and catastrophic complication are rare. Here, we report two cases of ECMO-related SCI that occurred between April and December 2023. Data were collected from patients' medical records, with SCI as the endpoint.

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Myeloid-derived suppressor cells (MDSCs) are reported to be responsible for the negative prognosis of colorectal cancer (CRC) patients due to the mediated immunosuppressive tumor microenvironment (TME). The selective and chronic circumvention of tumor-infiltrated MDSCs has potential clinical significance for CRC treatment, which unluckily remains a technical challenge. Because tumor hypoxia makes a significant contribution to the recruitment of MDSCs in tumor sites, a dual oxygen-supplied immunosuppression-inhibiting nanomedicine (DOIN) is demonstrated for overcoming tumor hypoxia, which achieves selective and long-term inhibition of intratumoral recruitment of MDSCs.

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The Application of Organoids in the Study of Antiviral Innate Immunity.

Methods Mol Biol

August 2024

Department of Gastroenterology, The Second Affiliated Hospital, School of Medicine, The Chinese University of Hong Kong, Shenzhen & Longgang District People's Hospital of Shenzhen, Shenzhen, China.

Antiviral innate immunity plays a critical role in the defense against viral infections, yet its complex interactions with viruses have been challenging to study using traditional models. Organoids, three-dimensional (3D) tissue-like structures derived from stem cells, have emerged as powerful tools for modeling human tissues and studying the complex interactions between viruses and the host innate immune system. This chapter summarizes relevant applications of organoids in antiviral innate immunity studies and provides detailed information and experimental procedures for using organoids to study antiviral innate immunity.

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POU2F1 inhibits miR-29b1/a cluster-mediated suppression of PIK3R1 and PIK3R3 expression to regulate gastric cancer cell invasion and migration.

Chin Med J (Engl)

August 2024

Department of Gastroenterology, Guangdong Provincial Key Laboratory of Gastroenterology, Nanfang Hospital, Southern Medical University, Guangzhou, Guangdong 510515, China.

Background: The transcription factor POU2F1 regulates the expression levels of microRNAs in neoplasia. However, the miR-29b1/a cluster modulated by POU2F1 in gastric cancer (GC) remains unknown.

Methods: Gene expression in GC cells was evaluated using reverse-transcription polymerase chain reaction (PCR), western blotting, immunohistochemistry, and RNA in situ hybridization.

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Chemodynamic therapy (CDT) has garnered significant attention for treating diverse malignant tumours due to its minimally invasive nature, reduced damage to healthy tissues, and potential mitigation of side effects. However, its application in glioblastoma (GBM) is hindered by the diminished capacity of CDT agents to traverse the blood-brain barrier (BBB), inadequate tumour targeting efficiency, and restricted availability of HO within the tumour microenvironment (TME). To address these challenges, we devised a novel CDT agent (Fe@tFNAs-ANG-3AT) based on a tetrahedral framework nucleic acids (tFNAs).

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Nanofiber-reinforced chitosan/gelatine hydrogel with photothermal, antioxidant and conductive capabilities promotes healing of infected wounds.

Int J Biol Macromol

November 2024

Department of Orthopedics, The Fifth Affiliated Hospital of Guangzhou Medical University, Guangzhou 510000, PR China; Department of Orthopedics, 302 Hospital of China Guizhou Aviation Industry Group, Anshun, Guizhou 561000, PR China. Electronic address:

The wound healing process was often accompanied by bacterial infection and inflammation. The combination of electrically conductive nanomaterials and wound dressings could accelerate cell proliferation through endogenous electrical signaling, effectively promoting wound healing. In this study, polypyrrole was modified with dopamine hydrochloride by an in situ polymerization to form dopamine-polypyrrole (DA-Ppy) conductive nanofibers which successfully enhanced the water dispersibility and biocompatibility of polypyrrole.

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Recent advances in lung cancer organoid (tumoroid) research (Review).

Exp Ther Med

October 2024

School of Basic Medical Sciences, Nanchang University, Nanchang, Jiangxi 330006, P.R. China.

Lung cancer is the most critical type of malignant tumor that threatens human health. Traditional preclinical models have certain defects; for example, they cannot accurately reflect the characteristics of lung cancer and their development is costly and time-consuming. Through self-organization, cancer stem cells (CSCs) generate cancer organoids that have a structure similar to that of lung cancer tissues, overcoming to some extent the aforementioned challenges, thus enabling them to have broader application prospects.

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Introduction: Transversus abdominis plane (TAP) blocks are commonly performed for postoperative analgesia in elective cesarean section. Ropivacaine is the most commonly used local anesthetic for TAP blocks. Currently, the concentration of ropivacaine for TAP blocks is various, and increasing number of randomized controlled trials (RCTs) have compared the effects of different concentration of ropivacaine for TAP blocks in cesarean section.

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BRCA1 orchestrates the response to BI-2536 and its combination with alisertib in MYC-driven small cell lung cancer.

Cell Death Dis

July 2024

The Second Affiliated Hospital, School of Medicine, The Chinese University of Hong Kong, Shenzhen & Longgang District People's Hospital of Shenzhen, Shenzhen, 518172, P.R. China.

Article Synopsis
  • Scientists are studying PLK1 as a way to treat small cell lung cancer (SCLC) but need to understand better how it works with certain drugs.
  • They found that a protein called BRCA1 affects how SCLC cells respond to a drug called BI-2536, and combining it with another drug, alisertib, can cause cancer cells to die.
  • The study shows that two important pathways, MYC/MYCN and RAD51, are key for making SCLC cells react to BI-2536, suggesting using both drugs together might be a new way to help patients with this type of cancer.
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