Quan Chen

ORCID: 0000-0002-6816-5413
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About
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Research Areas
  • Monoclonal and Polyclonal Antibodies Research
  • RNA and protein synthesis mechanisms
  • Protein purification and stability
  • RNA modifications and cancer
  • MicroRNA in disease regulation
  • Circular RNAs in diseases
  • RNA Research and Splicing
  • Cancer-related molecular mechanisms research
  • Viral Infectious Diseases and Gene Expression in Insects
  • Glycosylation and Glycoproteins Research
  • Extracellular vesicles in disease
  • Genetic Associations and Epidemiology
  • Protein Structure and Dynamics
  • Mitochondrial Function and Pathology
  • Medicinal Plant Pharmacodynamics Research
  • Melanoma and MAPK Pathways
  • Cancer Research and Treatments
  • Intracerebral and Subarachnoid Hemorrhage Research
  • Cell death mechanisms and regulation
  • Phytochemistry and Biological Activities
  • Enzyme Structure and Function
  • Microbial Metabolic Engineering and Bioproduction
  • Signaling Pathways in Disease
  • Bipolar Disorder and Treatment
  • Cellular transport and secretion

Central South University
2019-2025

Xiangya Hospital Central South University
2019-2024

Jinzhou Medical University
2022-2024

Qingdao Institute of Bioenergy and Bioprocess Technology
2016-2023

Chinese Academy of Sciences
2016-2023

Chongqing Medical University
2023

Nantong University
2019-2022

Affiliated Hospital of Nantong University
2022

Beijing Shijitan Hospital
2022

Capital Medical University
2022

Background: By providing oxygen, nutrients and metastatic conduits, tumour angiogenesis is essential for cancer metastasis. Cancer cell-secreted microRNAs can be packaged into exosomes are implicated in different aspects of angiogenesis. However, the underlying mechanisms incompletely understood. Methods: The GEPIA database situ hybridization assay were used to analyse expression miR-205 ovarian tissues. Immunohistochemistry was performed examine relationship between microvessel density....

10.7150/thno.37455 article EN cc-by Theranostics 2019-01-01

Tumour-associated macrophages (TAMs) are the most abundant immune cells in tumour environment and considered similar to M2 macrophages, which facilitate cancer progression. Exosomes, as important mediators of cross-talk between tumour-associated can development metastasis ovarian by mediating macrophage polarization. However, exact mechanisms underlying communication (OC) during OC progression remain unclear. Here, we demonstrated that high expression miR-205 was associated with...

10.1186/s13048-025-01616-3 article EN cc-by-nc-nd Journal of Ovarian Research 2025-02-15

Clathrin-coated pits are sites of concentration ligand-bound signaling receptors. Several such receptors known to recruit, bind, and activate the heterodimeric phosphatidylinositol-3-kinase, resulting in generation phosphatidylinositol 3,4,5-trisphosphate. We report here that dioctanoyl-phosphatidylinositol-3,4,5-P3 binds specifically saturably soluble AP-2 with greater affinity within assembled coat structures. Soluble D-myo-inositol hexakisphosphate shows converse behavior. Binding bovine...

10.1074/jbc.271.34.20922 article EN cc-by Journal of Biological Chemistry 1996-08-01

The BRAF oncoprotein is mutated in about half of malignant melanomas and other cancers, a kinase activating single valine to glutamate substitution at residue 600 (BRAF(V600E)) accounts for over 90% BRAF-mediated cancers. Several BRAF(V600E) inhibitors have been developed, although they harbor some liabilities, thus motivating the development inhibitor options. We report here use an ELISA based high-throughput screen identify family related quinolol/naphthol compounds that preferentially...

10.1021/jm3004416 article EN Journal of Medicinal Chemistry 2012-04-26

Abstract Motivation The ABACUS (a backbone-based amino acid usage survey) method uses unique statistical energy functions to carry out protein sequence design. Although some of its results have been experimentally verified, accuracy remains improvable because several important components the not specifically optimized for design or in contexts other parts method. computational efficiency also needs be improved support interactive online applications consideration a large number alternative...

10.1093/bioinformatics/btz515 article EN Bioinformatics 2019-06-25

Head and neck squamous cell carcinoma represents a complex set of neoplasms arising in diverse anatomical locations. The site stage the cancer determine whether patients will be treated with single or multi-modality therapy. HDAC inhibitor LBH589 is effective treating some haematological shows promise for certain epithelial neoplasms. As other human lines, causes up-regulation p21, G2/M cycle arrest, death HNSCC as measured using flow cytometry cDNA microarrays. Global RNA expression studies...

10.1002/path.2554 article EN The Journal of Pathology 2009-03-16

tRNA-derived fragments (tRFs) are 14-40-nucleotide-long, small non-coding RNAs derived from specific tRNA cleavage events with key regulatory functions in many biological processes. Many studies have shown that tRFs associated Argonaute (AGO) complexes and inhibit gene expression the same manner as miRNAs. However, there currently no tools for accurately predicting tRF target genes.We used tRF-mRNA pairs identified by crosslinking, ligation, sequencing of hybrids (CLASH) covalent ligation...

10.1186/s12967-021-02731-7 article EN cc-by Journal of Translational Medicine 2021-02-25

10.1016/j.molcel.2023.02.030 article EN publisher-specific-oa Molecular Cell 2023-03-01

Background Intracerebral hemorrhage (ICH) is a severe subtype of stroke lacking effective pharmacological targets. Long noncoding RNA (lncRNA) has been confirmed to participate in the pathophysiological progress various neurological disorders. However, how lncRNA affects ICH outcomes acute phase not completely clear. In this study, we aimed reveal relationship lncRNA-miRNA-mRNA following ICH. Method We conducted autologous blood injection model and extracted total RNAs on day 7. Microarray...

10.3389/fnmol.2023.1166875 article EN cc-by Frontiers in Molecular Neuroscience 2023-04-28

Abstract Cognitive impairment is a frequent and serious problem in patients with various forms of severe mental illnesses (SMI), including schizophrenia (SZ) bipolar disorder (BP). Recent research suggests genetic links to several cognitive phenotypes both SMI the general population. Our goal this study was identify potential genomic signatures functioning veterans illness compare them previous findings for cognition across different populations. Veterans Affairs (VA) Cooperative Studies...

10.1002/ajmg.b.32775 article EN American Journal of Medical Genetics Part B Neuropsychiatric Genetics 2019-12-24

Ulcerative colitis (UC) is a recrudescent and chronic inflammatory disease. Artesunate (ART) has shown its anti-inflammatory antioxidative properties in severe diseases, including UC.The present study investigates the molecular mechanisms for effects of ART on UC, role miR-155 this process.The vitro UC model was established by using lipopolysaccharide (LPS)-induced RAW264.7 cells. For BALB/c mice model, different concentrations/doses were treated once day 7 days. The apoptosis viability...

10.1080/13880209.2020.1867196 article EN cc-by Pharmaceutical Biology 2021-01-01

Herein, we report a successful application of molecular modeling techniques to design two novel peptides with cytotoxicity on tumor cells. First, the interactions between nuclear transport factor 2 (NTF2)-like domain G3BP and SH3 RasGAP were studied by well-designed protocol, which combines homology modeling, protein/protein docking, dynamics simulations, mechanics/generalized born surface area (MM/GBSA) free energy calculations, MM/GBSA decomposition analysis together. Then, based...

10.1021/ci900404p article EN Journal of Chemical Information and Modeling 2010-02-24

This study aimed to investigate the role of BMP2 in hepatocellular carcinoma (HCC) growth and metastasis using a dual approach combining single-cell RNA sequencing (scRNA-seq) bulk RNA-seq.

10.1016/j.tranon.2024.101970 article EN cc-by-nc Translational Oncology 2024-05-25
Erich Gnaiger Eleonor Aasander Frostner Norwahidah Abdul Karim E. Abdelrahman Nada A. Abumrad and 95 more Darío Acuña‐Castroviejo Reginald Adiele Bumsoo Ahn Mayke Bezerra Alencar Sameh S. Ali Ángeles Almeida Lesley A. Alton Marco Túlio Santana Alves Francesca Amati Nívea Dias Amoêdo Ricardo Amorim Ethan Anderson Ioanna Andreadou Diana Antunes Marc Arago Cenk Aral Odeta Arandarčikaitė Christian Arias‐Reyes Anne‐Sophie Armand Thierry Arnould Vlad Florian Avram Christopher L. Axelrod Aïda Bairam Damian M. Bailey Sudip Bajpeyi Martina Bajzíková Barbara M. Bakker Jonathan Barlow Tora Bardal A Banni Ana Carolina Bastos Sant'Anna Silva Philip M. Batterson Maurizio Battino Jason N. Bazil Daniel Beard Jorge Beleza Piotr Bednarczyk Fiona Bello Dorit Ben‐Shachar Jose Freitas Bento Guida Andreas Bergdahl Rolf K. Berge Lisa Bergmeister Paolo Bernardi Michael V. Berridge Stefano Bettinazzi David J. Bishop Pierre Blier Dan Filip Blindheim Neoma T. Boardman Hans Erik Boetker Sabine Borchard Mihály Boros Elisabet Børsheim Consuelo Borrás Vilma Borutaite Javier Botella Frédéric Bouillaud Jamal Bouitbir Robert Boushel Josh Bovard Roberto Bravo Sophie Breton David C. Brown Guy C. Brown Robert N. Brown Joseph T. Brozinick Garry R. Buettner Johannes Burtscher Matilde Bustos Elisa Calabria José A. L. Calbet Enrico Calzia Daniel E. Cannon Maria Cano Sanchez Carles Canto Alvarez Daniele A. Cardinale Luiza H.D. Cardoso Eugénia Carvalho Marta Casado Pinna Samantha Cassar Maria Helane Costa Gurgel Castelo Roger F. Castilho João Paulo Cavalcanti‐de‐Albuquerque Cristiane Cecatto Murat Celen Zuzana Červinková Béatrice Chabi Lisa Chakrabarti Sasanka Chakrabarti Bhagirath Chaurasia Quan Chen Adam J. Chicco Christos Chinopoulos Subir Roy Chowdhury

10.26124/bec:2020-0001.v1 article EN 2020-01-01

Summary Targeted therapies for mutant BRAF metastatic melanoma are effective but not curative due to acquisition of resistance. PI 3K signaling is a common mediator therapy resistance in melanoma; thus, the need inhibitors critical. However, testing adherent cultures always reflective their potential vivo. To emphasize this, we compared different specificity two‐ and three‐dimensional (2D, 3D) models show that drug response predictions gain from evaluation using 3D models. Our results...

10.1111/pcmr.12465 article EN Pigment Cell & Melanoma Research 2016-02-06
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