23 results match your criteria: "Shenzhen Peking University-the Hong Kong University of Science and Technology (PKU-HKUST) Medical Center[Affiliation]"

IL-37 Isoform A Prevents Collagen-Induced Arthritis in Mice by Modulating the Th17/Treg Balance via IL1R8 Receptors.

Int J Mol Sci

November 2024

Institute of Immunology and Inflammatory Diseases, Shenzhen Peking University-The Hong Kong University of Science and Technology (PKU-HKUST) Medical Center, Peking University Shenzhen Hospital, Shenzhen 518036, China.

Cytokines play a complex and pivotal role in modulating synovitis in rheumatoid arthritis. Interleukin (IL)-37 is known for its extensive anti-inflammatory properties that set it apart from the majority of other IL-1 family members. However, IL-37a, a member of the IL-37 family, lacks research into rheumatoid arthritis.

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Genomic characterization and risk stratification of esophageal squamous dysplasia.

Med Rev (2021)

June 2024

Key Laboratory of Carcinogenesis and Translational Research (Ministry of Education/Beijing), Laboratory of Molecular Oncology, Peking University Cancer Hospital & Institute, Beijing, China.

Article Synopsis
  • - The study investigates the slow progression and rapid recurrence of esophageal squamous dysplasia (ESD) in some patients, aiming to understand the underlying molecular mechanisms.
  • - Researchers sequenced genomic data from 160 clinical samples and found that ESD has lower mutation and copy number alteration levels compared to esophageal squamous cell carcinoma (ESCC).
  • - They identified a new driver gene related to ESD progression and found that miR-4292 could act as a non-invasive diagnostic marker, offering insights for early diagnosis and better identification of high-risk patients.
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Esophageal squamous cell carcinoma (ESCC) is a poor-prognostic cancer type with extensive intra- and inter-patient heterogeneity in both genomic variations and tumor microenvironment (TME). However, the patterns and drivers of spatial genomic and microenvironmental heterogeneity of ESCC remain largely unknown. Here, we generated a spatial multi-omic atlas by whole-exome, transcriptome, and methylome sequencing of 507 tumor samples from 103 patients.

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Article Synopsis
  • Mitochondria, the powerhouses of cells, play an important role in cancer, but scientists know little about how mitochondrial DNA (mtDNA) affects esophageal squamous cell carcinoma (ESCC).
  • New methods were developed to better study mtDNA and its links to ESCC, using data from samples of tumors and normal tissues.
  • The research found that higher amounts of mtDNA in tumors could be linked to how well patients survive and that changes in certain genes might help cancer cells survive in low-oxygen conditions.
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Background: Epithelioid trophoblastic tumor (ETT) is the rarest gestational trophoblastic tumor, with poor response to chemotherapy. Hysterectomy, as the cornerstone therapy for early ETT, is particularly challenging in reproductive-age women who often have a strong desire for fertility preservation. The management of extra-uterine ETT could be even more complicated and inconsistent.

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Given the shortage of cytologists, women in low-resource regions had inequitable access to cervical cytology which plays an pivotal role in cervical cancer screening. Emerging studies indicated the potential of AI-assisted system in promoting the implementation of cytology in resource-limited settings. However, there is a deficiency in evaluating the aid of AI in the improvement of cytologists' work efficiency.

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Tumor-infiltrating B-lineage cells have become predictors of prognosis and immunotherapy responses in various cancers. However, limited knowledge about their infiltration and migration patterns has hindered the understanding of their anti-tumor functions. Here, we examined the immunoglobulin heavy chain (IGH) repertoires in 496 multi-regional tumor, 107 normal tissue, and 48 metastatic lymph node samples obtained from 107 patients with esophageal squamous cell carcinoma (ESCC).

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MTA1, a Novel ATP Synthase Complex Modulator, Enhances Colon Cancer Liver Metastasis by Driving Mitochondrial Metabolism Reprogramming.

Adv Sci (Weinh)

September 2023

State Key Laboratory of Molecular 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.

Liver metastasis is the most fatal event of colon cancer patients. Warburg effect has been long challenged by the fact of upregulated oxidative phosphorylation (OXPHOS), while its mechanism remains unclear. Here, metastasis-associated antigen 1 (MTA1) is identified as a newly identified adenosine triphosphate (ATP) synthase modulator by interacting with ATP synthase F1 subunit alpha (ATP5A), facilitates colon cancer liver metastasis by driving mitochondrial bioenergetic metabolism reprogramming, enhancing OXPHOS; therefore, modulating ATP synthase activity and downstream mTOR pathways.

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Background: Schistosomiasis is a serious but neglected parasitic disease in humans that may lead to liver fibrosis and death. Activated hepatic stellate cells (HSCs) are the principal effectors that promote the accumulation of extracellular matrix (ECM) proteins during hepatic fibrosis. Aberrant microRNA-29 expression is involved in the development of fibrotic diseases.

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Background: Glioblastoma (GBM) is a remarkable heterogeneous tumor with few non-invasive, repeatable, and cost-effective prognostic biomarkers reported. In this study, we aim to explore the association between radiomic features and prognosis and genomic alterations in GBM.

Methods: A total of 180 GBM patients (training cohort: n = 119; validation cohort 1: n = 37; validation cohort 2: n = 24) were enrolled and underwent preoperative MRI scans.

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Integrated multi-omics profiling yields a clinically relevant molecular classification for esophageal squamous cell carcinoma.

Cancer Cell

January 2023

Institute of Cancer Research, Shenzhen Bay Laboratory, Cancer Institute, Shenzhen Key Laboratory of Gastrointestinal Cancer Translational Research, Peking University Shenzhen Hospital, Shenzhen Peking University-the Hong Kong University of Science and Technology (PKU-HKUST) Medical Center, Shenzhen 518107, China; Key Laboratory of Carcinogenesis and Translational Research (Ministry of Education/Beijing), Laboratory of Molecular Oncology, Peking University Cancer Hospital & Institute, Beijing 100142, China. Electronic address:

Integrated molecular analysis of human cancer has yielded molecular classification for precise management of cancer patients. Here, we analyzed the whole genomic, epigenomic, transcriptomic, and proteomic data of 155 esophageal squamous cell carcinomas (ESCCs). Multi-omics analysis led to the classification of ESCCs into four subtypes: cell cycle pathway activation, NRF2 oncogenic activation, immune suppression (IS), and immune modulation (IM).

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Characterization of somatic structural variations in 528 Chinese individuals with Esophageal squamous cell carcinoma.

Nat Commun

October 2022

Cancer Institute, Shenzhen Key Laboratory of Gastrointestinal Cancer Translational Research, Peking University Shenzhen Hospital, Shenzhen Peking University-the Hong Kong University of Science and Technology (PKU-HKUST) Medical Center; Institute of Cancer Research, Shenzhen Bay Laboratory, Shenzhen, 518028, China.

Article Synopsis
  • Esophageal squamous cell carcinoma (ESCC) has high genome instability, and a study of 528 whole genomes reveals complex structural variations (SVs) that play crucial roles in its development.* -
  • Researchers identified five types of complex rearrangements, including a notable type called fold-back inversion, which is linked to worse patient outcomes and occurs near genomic structures like the centrosome.* -
  • The study also discovered extrachromosomal circular DNAs (ecDNAs) in 14% of ESCC cases, indicating they provide selective advantages to oncogenes, highlighting the importance of the PTHLH super-enhancer in cancer progression.*
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An N-glycoproteomic site-mapping analysis reveals glycoprotein alterations in esophageal squamous cell carcinoma.

J Transl Med

June 2022

Key Laboratory of Cellular Physiology of the Ministry of Education, Department of Pathology, Shanxi Medical University, Taiyuan, Shanxi, 030001, People's Republic of China.

Background: Aberrant glycosylation has been recognized as a hallmark of cancer and N-glycosylation is one of the main types of glycosylation in eukaryotes. Although N-glycoproteomics has made contributions to the discovery of biomarkers in a variety of cancers, less is known about the abnormal glycosylation signatures in esophageal squamous cell carcinoma (ESCC).

Methods: In this study, we reported the proteomics and N-glycoproteomic site-mapping analysis of eight pairs of ESCC tissues and adjacent normal tissues.

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Persistent high-risk human papillomavirus (hrHPV) infection is the highest risk to cervical cancer which is the fourth most common cancer in women worldwide. A growing body of literatures demonstrate the role of cervicovaginal microbiome (CVM) in hrHPV susceptibility and clearance, suggesting the promise of CVM-targeted interventions in protecting against or eliminating HPV infection. Nevertheless, the CVM-HPV-host interactions are largely unknown.

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Lymph node metastasis is one of the most malignant clinical features in patients with esophageal squamous cell carcinoma (ESCC). Understanding the mechanism of lymph node metastasis will provide treatment strategies for patients with ESCC. Long noncoding RNAs (lncRNA) play a critical role in the development and progression of human cancers.

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Author Correction: Multi-region sequencing unveils novel actionable targets and spatial heterogeneity in esophageal squamous cell carcinoma.

Nat Commun

November 2020

Shenzhen Peking University-The Hong Kong University of Science and Technology (PKU-HKUST) Medical Center, Peking University Shenzhen Hospital, 518035, Shenzhen, PR China.

An amendment to this paper has been published and can be accessed via a link at the top of the paper.

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TSTA3 facilitates esophageal squamous cell carcinoma progression through regulating fucosylation of LAMP2 and ERBB2.

Theranostics

June 2021

Department of Pathology & Shanxi Key Laboratory of Carcinogenesis and Translational Research of Esophageal Cancer, Shanxi Medical University, Taiyuan, Shanxi 030001, P.R. China.

TSTA3 gene encodes an enzyme responsible for synthesis of GDP-L-fucose as the only donor in fucosylation. This study was designed to explore clinical value, function and underlying mechanism of TSTA3 in the development of esophageal squamous cell carcinoma (ESCC). Whole genomic sequencing data from 663 ESCC patients and RNA sequencing data from 155 ESCC patients were used to analyze the copy number variation and mRNA expression of TSTA3 respectively.

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Overcoming cancer therapeutic bottleneck by drug repurposing.

Signal Transduct Target Ther

July 2020

State Key Laboratory of Biotherapy and Cancer Center, West China Hospital, and West China School of Basic Medical Sciences & Forensic Medicine, Sichuan University, and Collaborative Innovation Center for Biotherapy, 610041, Chengdu, China.

Ever present hurdles for the discovery of new drugs for cancer therapy have necessitated the development of the alternative strategy of drug repurposing, the development of old drugs for new therapeutic purposes. This strategy with a cost-effective way offers a rare opportunity for the treatment of human neoplastic disease, facilitating rapid clinical translation. With an increased understanding of the hallmarks of cancer and the development of various data-driven approaches, drug repurposing further promotes the holistic productivity of drug discovery and reasonably focuses on target-defined antineoplastic compounds.

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Whole-genome sequencing of 508 patients identifies key molecular features associated with poor prognosis in esophageal squamous cell carcinoma.

Cell Res

October 2020

State Key Laboratory of Molecular 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.

Esophageal squamous cell carcinoma (ESCC) is a poor-prognosis cancer type with limited understanding of its molecular etiology. Using 508 ESCC genomes, we identified five novel significantly mutated genes and uncovered mutational signature clusters associated with metastasis and patients' outcomes. Several functional assays implicated that NFE2L2 may act as a tumor suppressor in ESCC and that mutations in NFE2L2 probably impaired its tumor-suppressive function, or even conferred oncogenic activities.

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Objective: Growing evidence indicates that FAT atypical cadherin 1 () has aberrant genetic alterations and exhibits potential tumor suppressive function in esophageal squamous cell carcinoma (ESCC). However, the role of in ESCC tumorigenesis remains not well elucidated. The aim of this study was to further investigate genetic alterations and biological functions of , as well as to explore its transcriptional regulation and downstream targets in ESCC.

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Article Synopsis
  • Long noncoding RNAs, particularly PCAT1, are implicated in the development of esophageal squamous cell carcinoma (ESCC) by promoting cell proliferation.
  • Knocking down PCAT1 leads to inhibited ESCC cell growth and cell cycle arrest, while its overexpression does the opposite effect, highlighting its role in cell cycle regulation.
  • PCAT1 also interacts with miR-326, a tumor suppressor, and is present in exosomes, suggesting it could be a potential non-invasive biomarker for diagnosing ESCC.
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Multi-region sequencing unveils novel actionable targets and spatial heterogeneity in esophageal squamous cell carcinoma.

Nat Commun

April 2019

Shenzhen Peking University-The Hong Kong University of Science and Technology (PKU-HKUST) Medical Center, Peking University Shenzhen Hospital, 518035, Shenzhen, PR China.

Article Synopsis
  • Esophageal squamous cell carcinoma (ESCC) is a major cause of cancer-related deaths in China, highlighting the need for targeted treatment options.
  • Researchers sequenced the genomes and T-cell receptor profiles of tumors and normal tissues from 39 ESCC patients, uncovering significant mutations like ERBB4 and BRCA1/2 variants associated with poorer outcomes and treatment sensitivities.
  • The study suggests potential new targets for therapy, as well as insights into the tumor’s complexity and how it could respond to immunotherapy and chemotherapy.
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