RDDriver: A novel method based on multi-layer heterogeneous transcriptional regulation network for identifying pancreatic cancer biomarker

Yuting Lu, Yan Wang*, Nan Sheng, Hao Wang, Yuan Fu, Yuan Tian

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference Proceeding (Non-Journal item)

Abstract

Pancreatic cancer is a malignant cancer with rapid progression and poor prognosis. The use of transcriptional data can be effective in finding cancer biomarkers. Most of the existing network-based methods do not study RNA, rely on prior or mutation information, or can only achieve classification tasks. In this paper, wep ropose a method combining Relational Graph Convolutional Network and Deep Q-Network called RDDriver to identify pancreatic cancer biomarkers based on multi-layer heterogeneous transcriptional regulation network. We first construct a regulation network containing three types RNAs. Then, Relational Graph Convolutional Network is used to learn the node representation. Finally, we combine the idea of Deep Q-Network to prioritize each RNA with the network controllability theory. We train RDDriver on three simulated small networks, and calculate the average score after applying the model parameters to the regulation networks. To demonstrate the effectiveness of the method, we compare RDDriver with other eight methods based on the approximate cancer drivers benchmark RNAs.

Original languageEnglish
Title of host publicationProceedings - 2022 IEEE International Conference on Bioinformatics and Biomedicine, BIBM 2022
EditorsDonald Adjeroh, Qi Long, Xinghua Shi, Fei Guo, Xiaohua Hu, Srinivas Aluru, Giri Narasimhan, Jianxin Wang, Mingon Kang, Ananda M. Mondal, Jin Liu
PublisherIEEE Press
Pages497-502
Number of pages6
ISBN (Electronic)9781665468190
DOIs
Publication statusPublished - 02 Jan 2023
EventBioinformatics and Biomedicine - Caesars Palace, Las Vegas, NV, USA & World Hotel Grand Jiaxing, Hunan, PR China, Las Vegas, United States of America
Duration: 06 Dec 202208 Dec 2022
Conference number: 2022
https://ieeebibm.org/BIBM2022/

Publication series

Name2022 IEEE International Conference on Bioinformatics and Biomedicine (BIBM)
PublisherIEEE Press

Conference

ConferenceBioinformatics and Biomedicine
Abbreviated titleBIBM
Country/TerritoryUnited States of America
CityLas Vegas
Period06 Dec 202208 Dec 2022
Internet address

Keywords

  • network controllability
  • pancreatic cancer biomarkers
  • Relational Graph Convolutional Network
  • transcriptional regulation network

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