432 results match your criteria: "Chinese Academy of Medical Sciences And Peking Union Medical College. Beijing[Affiliation]"

Article Synopsis
  • Chinese patent medicines with Epimedii Folium and Psoraleae Fructus have been linked to idiosyncratic drug-induced liver injury (IDILI), but the specific toxic biomarkers and mechanisms are not well understood.
  • The study focused on the effects of bavachin and epimedin B from these plants on liver injury models induced by TNF-α, using both in vitro (cell cultures) and in vivo (mice) methods to measure liver damage.
  • Results indicated that combining bavachin and epimedin B exacerbated liver injury in TNF-α treated mice, shown by increased liver enzyme levels (ALT and AST) and inflammation, along with distinctive metabolites identified through metabolomics analysis.
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Background: It is uncertain whether rare variants are associated with stroke and dementia in the general population and whether they lead to alterations in cognitive function. This study aims to determine the associations of rare variants with prevalent and incident stroke and dementia, as well as cognitive function changes.

Methods And Results: In the prospective community-based Shunyi Study, a total of 1007 participants were included in the baseline analysis.

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Clinicopathological and survival analysis of primary spindle cell carcinoma of the breast in Chinese patients.

Am J Cancer Res

January 2024

Department of Medical Oncology, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College Beijing 100021, China.

Due to the low prevalence of Spindle cell carcinoma (SpCC) of the breast, the perception of the disease was limited. The aim of our study was to analyze the clinicopathological features, survival outcomes and prognostic factors of SpCC of the breast among Chinese. Patients diagnosed with SpCC of the breast in Cancer Hospital of Chinese Academy of Medical Sciences between 2004 to 2021 were retrospectively analyzed.

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Sorafenib, FDA-approved therapy for patients with advanced hepatocellular carcinoma (HCC), leads to limited improvement in overall survival. However, it may indirectly impact the expansion and activity of natural killer (NK) cells. While NK cell-based immunotherapies generally exhibit favorable safety profiles, their effectiveness in controlling solid tumor growth is constrained, primarily due to the absence of antigen specificity and suboptimal expansion and persistence within the tumor microenvironment.

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Background: We aimed to develop an administrative model to profile the performance on the outcomes of coronary artery bypass grafting across hospitals in China.

Methods And Results: This retrospective study was based on the Chinese Hospital Quality Monitoring System (HQMS) from 2016 to 2020. The coronary artery bypass grafting cases were identified by procedure code, and those of 2016 to 2017 were randomly divided into modeling and validation cohorts, while those in other years were used to ensure the model stability across years.

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Background: Lipoprotein(a) is a possible causal risk factor for atherosclerosis and related complications. The distribution and prognostic implication of lipoprotein(a) in patients undergoing coronary artery bypass grafting remain unknown. This study aimed to assess the impact of high lipoprotein(a) on the long-term prognosis of patients undergoing coronary artery bypass grafting.

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To explore the stability characteristics of β-nicotinamide mononucleotide(NMN) and provide data support for NMN production, preparation, and related product development, this study established a simple HPLC content determination method for NMN in simple substrate and investigated the degradation behavior, degradation products, and degradation kinetics of NMN under various chemical, physical, and biological conditions. The HPLC method employed a Welch Xtimate AQ-C_(18) column(4.6 mm×250 mm, 5 μm), a detection wavelength of 266 nm, a column temperature of 30 ℃, a flow rate of 1.

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Microbiome and its implications in oncogenesis: a Mendelian randomization perspective.

Am J Cancer Res

December 2023

Department of Breast Surgical Oncology, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College Beijing 100021, China.

The human microbiome, an intricate ecological network, has garnered significant attention due to its potential implications in oncogenesis. This paper delves into the multifaceted relationships between the microbiome, its metabolites, and cancer development, emphasizing the human intestinal tract as the primary microbial habitat. Highlighting the potential causative associations between microbial disturbances and cancer progression, we underscore the role of specific bacterial strains in various cancers, such as stomach and colorectal cancer.

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Background: Strain analysis is a sensitive method for the assessment of ventricular structural or functional alterations. The authors aimed to determine whether right ventricular (RV) strain parameters can discriminate patients with revised Task Force Criteria-diagnosed arrhythmogenic RV cardiomyopathy (ARVC) incremental to the existing cardiovascular magnetic resonance (CMR) criteria, thus improving the diagnostic yield of CMR in ARVC.

Methods And Results: A total of 74 patients with revised Task Force Criteria-diagnosed ARVC (37 borderline and 37 definite) and 37 controls were retrospectively enrolled for analysis.

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Background: This study aimed to evaluate the ultrasonic manifestations of diversified corium fillers in the temporal region and to provide clinicians with suggestions for diagnosis and treatment.

Methods: The facial ultrasound images of 116 patients, including 110 women and six men, 20-61years of age, were analyzed at the Chinese Academy Medical Sciences and Peking Union Medical College from November 2014 to November 2021.

Results: We identified 48 cases of polyacrylamide, 31 cases of fat, 27 cases of hyaluronic acid, seven cases of hydroxyapatite, two cases of silicone oil, and one case of prosthesis.

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Article Synopsis
  • The manuscript focuses on real-world evidence (RWE) in pulmonary hypertension (PH), involving experts from the Pulmonary Vascular Research Institute.
  • The goal is to enhance the research community's understanding of RWE to advance clinical research and improve patient care for those with PH.
  • The text reviews sources of real-world data (RWD), highlights challenges and opportunities in using RWD for PH research, and identifies necessary resources to generate impactful RWE for the global PH community.
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Background: Small-cell lung cancer (SCLC) is characterized by its high malignancy and is associated with a poor prognosis. In the early stages of the disease, platinum-based chemotherapy is the recommended first-line treatment and has demonstrated efficacy. However, SCLC is prone to recurrence and is generally resistant to chemotherapy in its later stages.

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Chinese expert consensus on the diagnosis and treatment of coronary microvascular diseases (2023 Edition).

MedComm (2020)

December 2023

The National Key Laboratory for Innovation and Transformation of Luobing Theory The Key Laboratory of Cardiovascular Remodeling and Function Research, Chinese Ministry of Education, Chinese National Health Commission and Chinese Academy of Medical Science Department of Cardiology Qilu Hospital of Shandong University Jinan Shandong China.

Since the four working groups of the Chinese Society of Cardiology issued first expert consensus on coronary microvascular diseases (CMVD) in 2017, international consensus documents on CMVD have increased rapidly. Although some of these documents made preliminary recommendations for the diagnosis and treatment of CMVD, they did not provide classification of recommendations and levels of evidence. In order to summarize recent progress in the field of CMVD, standardize the methods and procedures of diagnosis and treatment, and identify the scientific questions for future research, the four working groups of the Chinese Society of Cardiology updated the 2017 version of the Chinese expert consensus on CMVD and adopted a series of measures to ensure the quality of this document.

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[Prediction of quality markers and medicinal value of sea buckthorn leaves based on network pharmacology, content determination, and activity evaluation].

Zhongguo Zhong Yao Za Zhi

October 2023

Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College Beijing 100193, China Laboratory of Bioactive Substances and Resources Utilization of Chinese Herbal Medicine, Ministry of Education Beijing 100193, China.

The leaves of sea buckthorn(Hippophae rhamnoides), considered as common food raw materials, have records of medicinal use and diverse pharmacological activities, showing a potential medicinal value. However, the active substances in the sea buckthorn leaves and their mechanisms of action remain unclear. In addition, due to the extensive source and large variety variations, the quality evaluation criteria of sea buckthorn leaves remain to be developed.

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Retroperitoneal ganglioneuroma is a rare benign tumor that is challenging in terms of clinical diagnosis. Computed tomography and magnetic resonance imaging are usually performed for diagnosis rather than convenient and inexpensive ultrasonography. Here, we present the case of a 21-year-old female patient who was diagnosed by multimodal ultrasound imaging and whose diagnosis was confirmed by ultrasound-guided core needle biopsy before surgery.

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Advances in medical treatment of breast cancer in 2022.

Cancer Innov

February 2023

Department of Medical Oncology National Cancer Center, National Clinical Research Center for Cancer, Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College Beijing China.

Breast cancer has replaced lung cancer as the most common malignancy worldwide. The 5-year survival rate of breast cancer has reached 90%. Systemic treatment of breast cancer has developed into a mature system including chemotherapy, targeted therapy, endocrine therapy and immunotherapy.

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Surgery followed by adjuvant chemotherapy is the standard of care for selected patients with early-stage or locally advanced non-small cell lung cancer (NSCLC). However, many of these patients still experience postoperative recurrence at 5 years. At present, peri-operative treatment methods are emerging to prevent early relapse, such as targeted therapy and immunotherapy.

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Lung adenocarcinoma (LUAD) patients with elevated breast cancer susceptibility gene 1 (BRCA1) expression had markedly worse overall survival and progression-free survival compared to those with reduced BRCA1 levels. In contrast, BRCA1 expression did not correlate with survival outcomes in squamous cell carcinoma patients. The overexpression of BRCA1 was an independent risk factor for LUAD and was indicative of an immune-suppressive tumor microenvironment.

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Glioblastoma (GBM) is the most common primary central nervous system tumor, whose prognosis remains poor under the sequential standard of care, such as neurosurgery followed by concurrent temozolomide radiochemotherapy and adjuvant temozolomide chemotherapy in the presence or absence of tumor treating fields. Accordingly, the advent of molecular targeted therapy and immunotherapy has opened a new era of tumor management. A diverse range of targeted drugs have been tested in patients with GBM in phase III clinical trials.

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Tumor is one of the leading causes of death in children (0 to 14-year-old) and adolescents (15 to 19-year-old) worldwide. Unlike adult tumors, childhood and adolescent tumors are unique in their type, molecular characteristics, and pathogenesis, and their treatment involves many challenges. In recent years, with the development of a large number of clinical studies, the survival rate of children and adolescents with tumors has improved significantly.

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Breast cancer is the most common malignant tumor and the leading cause of cancer-related deaths in women worldwide. Effective means of predicting the prognosis of breast cancer are very helpful in guiding treatment and improving patients' survival. Features extracted by radiomics reflect the genetic and molecular characteristics of a tumor and are related to its biological behavior and the patient's prognosis.

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Background: No well-performing nomogram has been developed specifically to predict individual-patient cancer-specific survival (CSS) and overall survival (OS) among patients with resectable colorectal liver metastasis (CRLM) who undergo simultaneous resection of primary and hepatic lesions without neoadjuvant chemotherapy (NAC). We aim to investigate the prognosis of patients with resectable CRLM undergoing simultaneous resection of primary and hepatic lesions without NAC.

Methods: Data of patients with CRLM in the Surveillance, Epidemiology and End Results Program (cohort,  = 225) were collected as the training set, and data of patients with CRLM treated at the National Cancer Center (cohort,  = 180) were collected as the validation set.

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YES proto-oncogene 1 (YES1) is an SRC family kinase (SFK) that plays a key role in cancer cell proliferation, adhesion, invasion, survival, and angiogenesis during tumorigenesis and tumor development. Reports suggest that amplification is associated with resistance to chemotherapeutic drugs and tyrosine kinase inhibitors (TKIs) in human malignancies. However, the mechanisms of drug resistance have not been fully elucidated.

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Mesoscale characteristics and their interdimensional correlation are the focus of contemporary interdisciplinary research. Mesoscience is a discipline that has the potential to radically update the existing knowledge structure, which differs from the conventional unit-scale and system-scale research models, revealing a previously untouchable area for scientific research. Integrative biology research aims to dissect the complex problems of life systems by conducting comprehensive research and integrating various disciplines from all biological levels of the living organism.

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