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Regulation of immune responses by E3 ubiquitin ligase Cbl-b
Journal article   Open access   Peer reviewed

Regulation of immune responses by E3 ubiquitin ligase Cbl-b

Rong Tang, Wallace Y Langdon and Jian Zhang
Cellular immunology, Vol.340, pp.103878-103878
06/2019
DOI: 10.1016/j.cellimm.2018.11.002
PMID: 30442330
url
https://research-repository.uwa.edu.au/en/publications/7bfc7cf4-2790-4669-bd3e-f6c076ccd35fView
Open Access

Abstract

•Cbl-b is a member of RING finger family E3 ubiquitin ligases.•By targeting different substrates in innate and adaptive immune cells, Cbl-b acts as a gate keeper in immune system.•Targeting Cbl-b may represent a potential therapeutic strategy for immunerelated disorders. Casitas B lymphoma-b (Cbl-b), a RING finger E3 ubiquitin ligase, has been identified as a critical regulator of adaptive immune responses. Cbl-b is essential for establishing the threshold for T cell activation and regulating peripheral T cell tolerance through various mechanisms. Intriguingly, recent studies indicate that Cbl-b also modulates innate immune responses, and plays a key role in host defense to pathogens and anti-tumor immunity. These studies suggest that targeting Cbl-b may represent a potential therapeutic strategy for the management of human immune-related disorders such as autoimmune diseases, infections, tumors, and allergic airway inflammation. In this review, we summarize the latest developments regarding the roles of Cbl-b in innate and adaptive immunity, and immune-mediated diseases.
Innate and adaptive immune responses Ubiquitination Immune-related disorders T cell tolerance Cbl-b

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