213 results match your criteria: "Beijing Tiantan Hospital affiliated to Capital Medical University.[Affiliation]"

Background: Immunotherapy that targets immune checkpoints has achieved revolutionary success, but its application in solid tumors remains limited, highlighting the need for reliable enhancement of the efficacy of immunotherapy. Golgi protein 73 (GP73), a Golgi membrane protein, has been implicated in various cellular processes, including immune regulation. Recent studies suggested that GP73 may play a role in modulating the immune response in patients with cancer.

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  • The study investigates how effectively cellular analysis of bronchoalveolar lavage fluid (BALF) can differentiate between pulmonary infectious and non-infectious diseases in patients showing pulmonary shadows, while creating a new scoring system for diagnosis.
  • A retrospective analysis of 222 patients was performed, using techniques like LASSO regression and multivariable logistic regression to develop and validate the predictive model based on sampled data.
  • Results showed that the percentage of neutrophils in BALF was the most reliable predictor for infections, with a threshold of ≥16% providing a good balance of sensitivity and specificity, indicating its potential as an independent marker for diagnosing pulmonary infections.
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  • Humans combine social info and personal preferences when making risky choices, but it's unclear how this works if personal preferences are impaired.
  • The study focused on participants with specific brain lesions while they engaged in a gambling task, involving both solo and observed choices.
  • Results showed that those with lesions were less able to use standard risk calculations and instead relied more on conforming to others' choices, suggesting that social cues can drive decisions when personal risk assessment fails.
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Aims: Patients with glioblastoma multiforme (GBM) do not benefit from current cancer treatments, and their prognosis is dismal. This study aimed to investigate the potential synergistic effects of TS-2021, a third-generation oncolytic adenovirus, combined with the PARP inhibitor olaparib in GBM.

Methods: TS-2021's impact on p66shc-induced apoptosis, DNA damage response, and poly (ADP-ribose) polymerase (PARP) activation was evaluated in GBM cells.

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Background: Pituitary neuroendocrine tumours (PitNETs) are common intracranial tumours that are highly heterogeneous with unpredictable growth patterns. The driver genes and mechanisms that are crucial for tumour progression in somatotroph PitNETs are poorly understood.

Methods: In this study, we performed integrative spatial transcriptomics (ST) and single-cell RNA sequencing (scRNA-seq) analysis on somatotroph tumours and normal pituitary samples to comprehensively characterize the differences in cellular characteristics.

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Objectives: Serrated polyps (SPs) with synchronous advanced adenoma (AA) may increase the incidence of colorectal cancer. However, current studies do not address this combination of SPs and AAs in detail with regard to their clinical characteristics in different age groups. The aim was to assess clinical characteristics and risk factors for SPs with synchronous AA in different age groups.

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  • Migraine affects 15.2% of the global population, is a leading cause of disability, especially among women, and remains underdiagnosed and undertreated in many cases.
  • The condition displays both common and individual characteristics, with a varied presentation in symptoms, frequency, and response to treatments, influenced by genetic factors.
  • Education on migraine management is crucial for improving daily life for patients and reducing the number of individuals needing specialized care, allowing specialists to focus on more complex cases.
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[Current progress on characteristics of intracranial electrophysiology related to prolonged disorders of consciousness].

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi

August 2024

Academy of Medical Engineering and Translational Medicine, Tianjin University, Tianjin 300072, P. R. China.

Article Synopsis
  • * Understanding the brain mechanisms behind pDOC and accurately measuring consciousness levels in affected patients is crucial for developing effective treatments.
  • * The review discusses advancements in research using intracranial electrophysiological techniques, highlighting their role in revealing the complexities of brain function and aiding future clinical approaches for pDOC.
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Background: Lung cancer patients undergoing surgery are at increased risk for Venous thromboembolism (VTE). We monitored changes in perioperative coagulation status through Thrombo-elastography (TEG), and monitored the anticoagulant effect of low molecular weight heparin through TEG for the first time.

Methods: From July 2019 to January 2020, 207 patients receiving curative surgery were retrospectively screened.

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This study was based on the Kano model and rely on the Internet hospital to build a day surgery patient full-process nursing service platform. Based on the Internet hospital's HIS system, nursing Yuanzhuo system, patient mobile terminal (WeChat) and other information systems. The platform was designed by following the WHO's conceptual framework for developing a scaling-up strategy.

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Objective: This study aimed to examine the relationship between lipoprotein (a) (Lp[a]) and other blood lipid indexes and carotid artery atherosclerosis in patients with acute ischemic stroke (AIS).

Methods: A total of 2,018 patients were selected from the hospital "acute stroke intervention and secondary prevention registration database" by identifying blood fat indexes (cholesterol, triglyceride, high-density lipoprotein cholesterol, low-density lipoprotein cholesterol and Lp[a]). Based on the results of carotid artery ultrasound examinations, the patients were divided into a "no plaque" group, comprising 400 patients, a "plaque and no stenosis" group, comprising 1,122 patients and a "carotid stenosis" group, comprising 496 patients.

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Background: Lysyl oxidase enzymes (LOXs), as extracellular matrix (ECM) protein regulators, play vital roles in tumor progression by remodeling the tumor microenvironment. However, their roles in glioblastoma (GBM) have not been fully elucidated.

Methods: The genetic alterations and prognostic value of LOXs were investigated cBioPortal.

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Background: Recombinant prourokinase (rhPro-UK) is a specific plasmin activator, which has been approved to treat acute myocardial infarction in China.

Aim: This phase 3 trial aimed to further demonstrate the efficacy and safety of rhPro-UK in patients with acute ischemic stroke (AIS) within 4.5 h of symptom onset.

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Genetic influence of meningioma on cisplatin resistance: a Mendelian randomization analysis.

Int J Clin Pharm

October 2024

Department of Pharmacy, Beijing Tiantan Hospital Affiliated to Capital Medical University, No. 119 South Fourth Ring West Road, Fengtai District, Beijing, 100070, People's Republic of China.

Background: Although various aspects of cisplatin resistance have been studied, the impact of genetic variations still needs to be explored.

Aim: This study aimed to investigate the impact of cisplatin on meningiomas using a two-sample Mendelian randomization (MR) approach, employing genetic variants associated with cisplatin use as instrumental variables.

Method: We conducted a two-sample MR analysis using genome-wide association study (GWAS) data.

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Erdheim-Chester disease (ECD) is a rare histiocytosis that tends to co-exist with other myeloid malignancies. Here, we use genetic and transcriptomic sequencing to delineate a case of co-occurring BRAF-mutated ECD and acute myeloid leukemia (AML), followed by AML remission and relapse. The AML relapse involved the extinction of clones with KMT2A-AFDN and FLT3-ITD, and the predominance of PTPN11-mutated subclones with distinct transcriptomic features.

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Objectives: Epilepsy and migraine are common chronic neurological disease. Epidemiologic studies and shared pathophysiology and treatment suggest that these two diseases overlap. However, migraine is often underestimated among patients with epilepsy.

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Background: The three-dimensional (3D) genome architecture plays a critical role inregulating gene expression. However, the specific alterations in thisarchitecture within somatotroph tumors and their implications for gene expression remain largely unexplored.

Methods: We employed Hi-C and RNA-seq analyses to compare the 3D genomic structures of somatotroph tumors with normal pituitary tissue.

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Background: Pituitary neuroendocrine tumors (PitNETs) are one of the most common types of intracranial tumors. Currently, the cellular characteristics of normal pituitary and various other types of PitNETs are still not completely understood.

Methods: We performed single-cell RNA sequencing (scRNA-seq) on 4 normal samples and 24 PitNET samples for comprehensive bioinformatics analysis.

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Oncolytic virotherapy is a promising therapeutic approach for glioblastoma (GBM) treatment, although the outcomes are partially satisfactory. Hence, more effective strategies are needed urgently to modify therapeutic viruses to enhance their efficiency and safety in killing tumor cells and improve the survival rate of GBM patients. This study generated a new-generation oncolytic adenovirus Ad5 KT-E1A-IL-15 (TS-2021) and evaluated its antitumor efficacy.

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Cancer-associated fibroblasts-induced remodeling of tumor immune microenvironment via Jagged1 in glioma.

Cell Signal

March 2024

Brain Tumor Research Center, Beijing Neurosurgical Institute, Capital Medical University, Beijing 100070, China; Department of Neurosurgery, Beijing Tiantan Hospital Affiliated to Capital Medical University, Beijing 100070, China; Beijing Laboratory of Biomedical Materials, Beijing 100070, China. Electronic address:

Tumor immunosuppression are prominent characteristics of brain glioma. Current standard modality including surgical resection and chemoradiotherapy do not significantly improve clinical outcomes. Cancer-associated fibroblasts (CAFs) that regard as important stromal cells in tumor microenvironment have been confirmed to play crucial roles in tumor development.

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Ki67-targeted oncolytic adenovirus expressing IL-15 improves intratumoral T cell infiltration and PD-L1 expression in glioblastoma.

Virology

October 2023

Brain Tumor Research Center, Beijing Neurosurgical Institute, Capital Medical University, Beijing, 100070, China; Department of Neurosurgery, Beijing Tiantan Hospital Affiliated to Capital Medical University, Beijing, 100070, China; Beijing Laboratory of Biomedical Materials, Beijing, 100070, China. Electronic address:

Article Synopsis
  • Glioblastoma (GBM) is a really bad type of brain tumor that's hard to treat.
  • Researchers tested a special virus called Ad5-Ki67/IL-15 that can kill tumor cells and change the area around the tumor to help the immune system fight back.
  • They found that this treatment helps increase good immune cells in the tumor, lowers a blocker called PD-L1, and works even better when combined with another therapy, which could lead to new ways to help patients with GBM.
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Objective: Surgical treatment for giant aneurysms of the ICA-ophthalmic segment (C6) and communicating artery segment (C7) is a challenge for neurosurgeons because of their high risks and poor outcomes. We aim to explore the advantages and disadvantages of the Dolenc approach in the treatment of giant C6-C7 segment aneurysms.

Methods: We retrospectively reviewed the clinical data of 13 cases with giant C6 aneurysms and 4 cases with giant C7 aneurysms treated with the Dolenc approach.

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Prevalence and risk factors of anxiety and depression in adult patients with epilepsy: a multicenter survey-based study.

Ther Adv Neurol Disord

August 2023

Department of Neurology, West China Hospital, Sichuan University, No. 37 Guoxue Lane, Wuhou District, Chengdu, Sichuan, 610041, China.

Background: Depression and anxiety are the most common psychiatric comorbidities in patients with epilepsy (PWE). However, they are often unrecognized and consequently untreated.

Objective: The study was conducted to evaluate the prevalence and risk factors of anxiety and depression among Chinese adult PWE.

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Introduction: The invasive behavior of nonfunctioning pituitary neuroendocrine tumors (NF-PitNEts) affects complete resection and indicates a poor prognosis. Cancer immunotherapy has been experimentally used for the treatment of many tumors, including pituitary tumors. The current study aimed to screen the key immune-related genes in NF-PitNEts with invasion.

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