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A proteomic landscape of diffuse-type gastric cancer

  • Sai Ge
  • , Xia Xia
  • , Chen Ding
  • , Bei Zhen
  • , Quan Zhou
  • , Jinwen Feng
  • , Jiajia Yuan
  • , Rui Chen
  • , Yumei Li
  • , Zhongqi Ge
  • , Jiafu Ji
  • , Lianhai Zhang
  • , Jiayuan Wang
  • , Zhongwu Li
  • , Yumei Lai
  • , Ying Hu
  • , Yanyan Li
  • , Yilin Li
  • , Jing Gao
  • , Lin Chen
  • Jianming Xu, Chunchao Zhang, Sung Yun Jung, Jong Min Choi, Antrix Jain, Mingwei Liu, Lei Song, Wanlin Liu, Gaigai Guo, Tongqing Gong, Yin Huang, Yang Qiu, Wenwen Huang, Tieliu Shi, Weimin Zhu, Yi Wang, Fuchu He*, Lin Shen, Jun Qin
*Corresponding author for this work
  • Peking University
  • Fudan University
  • East China Normal University
  • Baylor College of Medicine
  • General Hospital of People's Liberation Army
  • Academy of Military Medical Science China

Research output: Contribution to journalArticlepeer-review

Abstract

The diffuse-type gastric cancer (DGC) is a subtype of gastric cancer with the worst prognosis and few treatment options. Here we present a dataset from 84 DGC patients, composed of a proteome of 11,340 gene products and mutation information of 274 cancer driver genes covering paired tumor and nearby tissue. DGC can be classified into three subtypes (PX1-3) based on the altered proteome alone. PX1 and PX2 exhibit dysregulation in the cell cycle and PX2 features an additional EMT process; PX3 is enriched in immune response proteins, has the worst survival, and is insensitive to chemotherapy. Data analysis revealed four major vulnerabilities in DGC that may be targeted for treatment, and allowed the nomination of potential immunotherapy targets for DGC patients, particularly for those in PX3. This dataset provides a rich resource for information and knowledge mining toward altered signaling pathways in DGC and demonstrates the benefit of proteomic analysis in cancer molecular subtyping.

Original languageEnglish
Article number1012
JournalNature Communications
Volume9
Issue number1
DOIs
StatePublished - 1 Dec 2018

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

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