Unfolded protein response in colorectal cancer

Autor: Jingjing Huang, Huayang Pan, Jinge Wang, Tong Wang, Xiaoyan Huo, Yong Ma, Zhaoyang Lu, Bei Sun, Hongchi Jiang
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Cell & Bioscience, Vol 11, Iss 1, Pp 1-16 (2021)
Druh dokumentu: article
ISSN: 2045-3701
DOI: 10.1186/s13578-021-00538-z
Popis: Abstract Colorectal cancer (CRC) is a gastrointestinal malignancy originating from either the colon or the rectum. A growing number of researches prove that the unfolded protein response (UPR) is closely related to the occurrence and progression of colorectal cancer. The UPR has three canonical endoplasmic reticulum (ER) transmembrane protein sensors: inositol requiring kinase 1 (IRE1), pancreatic ER eIF2α kinase (PERK), and activating transcription factor 6 (ATF6). Each of the three pathways is closely associated with CRC development. The three pathways are relatively independent as well as interrelated. Under ER stress, the activated UPR boosts the protein folding capacity to maximize cell adaptation and survival, whereas sustained or excessive ER triggers cell apoptosis conversely. The UPR involves different stages of CRC pathogenesis, promotes or hinders the progression of CRC, and will pave the way for novel therapeutic and diagnostic approaches. Meanwhile, the correlation between different signal branches in UPR and the switch between the adaptation and apoptosis pathways still need to be further investigated in the future.
Databáze: Directory of Open Access Journals
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