Callum Stewart-McGuinness

ORCID: 0000-0002-1572-4402
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About
Contact & Profiles
Research Areas
  • Skin Protection and Aging
  • Protease and Inhibitor Mechanisms
  • Collagen: Extraction and Characterization
  • Antimicrobial Peptides and Activities
  • Bone and Dental Protein Studies
  • Contact Dermatitis and Allergies
  • S100 Proteins and Annexins
  • Bee Products Chemical Analysis

Wellcome Centre for Cell-Matrix Research
2024

Henry Royce Institute
2022

University of Manchester
2022

Manchester Academic Health Science Centre
2021

Matrix Research (United States)
2020

Both protease- and reactive oxygen species (ROS)-mediated proteolysis are thought to be key effectors of tissue remodeling. We have previously shown that comparison amino acid composition can predict the differential susceptibilities proteins photo-oxidation. However, predicting protein susceptibility endogenous proteases remains challenging. Here, we aim develop bioinformatics tools (i) cleavage site locations (and hence putative susceptibilities) (ii) compare predicted vulnerabilities skin...

10.3390/ijms22063071 article EN International Journal of Molecular Sciences 2021-03-17

Introduction: Exposure to chronic, low-dose UV irradiation (UVR) can lead premature ageing of the skin. Understanding which proteins are affected by acute UVR and photo-dynamically produced reactive oxygen species (ROS) could help inform strategies delay photoageing. Conventional biochemical analyses be used characterize UVR/ROS-induced damage on a protein-by-protein basis we have previously shown using SDS-PAGE that collagen I plasma fibronectin respectively resistant susceptible...

10.3389/fphys.2024.1352161 article EN cc-by Frontiers in Physiology 2024-03-15

Abstract Age, disease, and exposure to environmental factors can induce tissue remodelling alterations in protein structure abundance. In the case of human skin, ultraviolet radiation (UVR)-induced photo-ageing has a profound effect on dermal extracellular matrix (ECM) proteins. We have previously shown that ECM proteins rich UV-chromophore amino acids are differentially susceptible UVR. However, this UVR-mediated mechanism alone does not explain loss UV-chromophore-poor assemblies such as...

10.1101/2020.11.29.402446 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2020-11-29
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