The asparaginyl endopeptidase legumain: an emerging therapeutic target and potential biomarker for Alzheimer's disease

M Song - International Journal of Molecular Sciences, 2022 - mdpi.com
Alzheimer's disease (AD) is incurable dementia closely associated with aging. Most cases of
AD are sporadic, and very few are inherited; the pathogenesis of sporadic AD is complex …

Biochemical tools for tracking proteolysis

L Wang, K Main, H Wang, O Julien… - Journal of Proteome …, 2021 - ACS Publications
All living organisms depend on tightly regulated cellular networks to control biological
functions. Proteolysis is an important irreversible post-translational modification that …

Proteomics analysis of tears and saliva from Sjogren's syndrome patients

N Das, NG Menon, LGN de Almeida… - Frontiers in …, 2021 - frontiersin.org
Sjogren's syndrome (SS) is characterized by dysfunctional mucous membranes and
dysregulated moisture-secreting glands resulting in various symptoms, including dry mouth …

Tryptase β regulation of joint lubrication and inflammation via proteoglycan-4 in osteoarthritis

N Das, LGN de Almeida, A Derakhshani… - Nature …, 2023 - nature.com
PRG4 is an extracellular matrix protein that maintains homeostasis through its boundary
lubricating and anti-inflammatory properties. Altered expression and function of PRG4 have …

Extra-mitochondrial mouse frataxin and its implications for mouse models of Friedreich's ataxia

L Weng, L Laboureur, Q Wang, L Guo, P Xu… - Scientific Reports, 2020 - nature.com
Mature frataxin is essential for the assembly of iron–sulfur cluster proteins including a
number of mitochondrial enzymes. Reduced levels of mature frataxin (81-20) in human …

Hydroxychloroquine inhibits the mitochondrial antioxidant system in activated T cells

ML Kim, MY Hardy, LE Edgington-Mitchell… - Iscience, 2021 - cell.com
Although hydroxychloroquine (HCQ) has long been used to treat autoimmune diseases, its
mechanism of action remains poorly understood. In CD4 T-cells, we found that a clinically …

MMP8 increases tongue carcinoma cell–cell adhesion and diminishes migration via cleavage of anti-adhesive FXYD5

K Juurikka, A Dufour, K Pehkonen, B Mainoli… - Oncogenesis, 2021 - nature.com
Matrix metalloproteinases (MMPs) modify bioactive factors via selective processing or
degradation resulting in tumour-promoting or tumour-suppressive effects, such as those by …

Ion Mobility–Based Enrichment-Free N-Terminomics Analysis Reveals Novel Legumain Substrates in Murine Spleen

AR Ziegler, A Dufour, NE Scott… - Molecular & Cellular …, 2024 - ASBMB
Aberrant levels of the asparaginyl endopeptidase legumain have been linked to
inflammation, neurodegeneration, and cancer, yet our understanding of this protease is …

[HTML][HTML] Entamoeba histolytica exploits the autophagy pathway in macrophages to trigger inflammation in disease pathogenesis

S Begum, F Moreau, A Dufour, K Chadee - Mucosal Immunology, 2021 - Elsevier
The mechanism whereby Entamoeba histolytica (Eh) binding with macrophages at the
intercellular junction triggers aggressive pro-inflammatory responses in disease …

N-Terminomics/TAILS of tissue and liquid biopsies

A Anowai, S Chopra, B Mainoli, D Young… - Proteomics in Systems …, 2022 - Springer
The N-terminomics approach of Terminal Amine Isotopic Labeling of Substrates (TAILS)
enables the identification and quantification of natural and neo-N-termini of proteins using …