Regulation of proteasome activity by (post-) transcriptional mechanisms

S Kors, K Geijtenbeek, E Reits… - Frontiers in Molecular …, 2019 - frontiersin.org
Intracellular protein synthesis, folding, and degradation are tightly controlled processes to
ensure proper protein homeostasis. The proteasome is responsible for the degradation of …

Islet stress, degradation and autoimmunity

S Thomaidou, A Zaldumbide… - Diabetes, Obesity and …, 2018 - Wiley Online Library
β‐cell destruction in type 1 diabetes (T1D) results from the effect of inflammation and
autoimmunity. In response to inflammatory signals, islet cells engage adaptive mechanisms …

[HTML][HTML] PSMA2 knockdown impacts expression of proteins involved in immune and cellular stress responses in human lung cells

M Rashid, S Lorzadeh, A Gao, S Ghavami… - … et Biophysica Acta (BBA …, 2023 - Elsevier
Proteasome subunit alpha type-2 (PSMA2) is a critical component of the 20S proteasome,
which is the core particle of the 26S proteasome complex and is involved in cellular protein …

The protective action of metformin against pro-inflammatory cytokine-induced human islet cell damage and the mechanisms involved

L Giusti, M Tesi, F Ciregia, L Marselli, L Zallocco… - Cells, 2022 - mdpi.com
Metformin, a drug widely used in type 2 diabetes (T2D), has been shown to protect human β-
cells exposed to gluco-and/or lipotoxic conditions and those in islets from T2D donors. We …

IFNɣ but not IFNα increases recognition of insulin defective ribosomal product-derived antigen to amplify islet autoimmunity

S Thomaidou, A Munoz Garcia, S de Lange, J Gan… - Diabetologia, 2023 - Springer
Aims/hypothesis The inflammatory milieu characteristic of insulitis affects translation fidelity
and generates defective ribosomal products (DRiPs) that participate in autoimmune beta cell …

DPP-4 is expressed in human pancreatic beta cells and its direct inhibition improves beta cell function and survival in type 2 diabetes

M Bugliani, F Syed, FMM Paula, BA Omar… - Molecular and cellular …, 2018 - Elsevier
It has been reported that the incretin system, including regulated GLP-1 secretion and locally
expressed DPP-4, is present in pancreatic islets. In this study we comprehensively …

Making insulin and staying out of autoimmune trouble: the beta-cell conundrum

A Carré, R Mallone - Frontiers in Immunology, 2021 - frontiersin.org
Autoimmune type 1 diabetes (T1D) results from the intricate crosstalk of various immune cell
types. CD8+ T cells dominate the pro-inflammatory milieu of islet infiltration (insulitis), and …

Emerging connections between oxidative stress, defective proteolysis, and metabolic diseases

T Homma, J Fujii - Free radical research, 2020 - Taylor & Francis
The ubiquitin–proteasome system (UPS) and autophagy are two major intracellular
proteolytic systems that are closely associated with each other. Because UPS and …

The effects of immune system modulation on prion disease susceptibility and pathogenesis

NA Mabbott, BM Bradford, R Pal, R Young… - International Journal of …, 2020 - mdpi.com
Prion diseases are a unique group of infectious chronic neurodegenerative disorders to
which there are no cures. Although prion infections do not stimulate adaptive immune …

Multi-omic human pancreatic islet endoplasmic reticulum and cytokine stress response mapping provides type 2 diabetes genetic insights

EK Sokolowski, R Kursawe, V Selvam, RM Bhuiyan… - Cell Metabolism, 2024 - cell.com
Endoplasmic reticulum (ER) and inflammatory stress responses contribute to islet
dysfunction in type 2 diabetes (T2D). Comprehensive genomic understanding of these …