User profiles for Orestis G. Andriotis

Orestis G. Andriotis

Institute of Lightweight Design and Structural Biomechanics
Verified email at ilsb.tuwien.ac.at
Cited by 1144

Nanoscale dysregulation of collagen structure-function disrupts mechano-homeostasis and mediates pulmonary fibrosis

MG Jones, OG Andriotis, JJW Roberts, K Lunn, VJ Tear… - Elife, 2018 - elifesciences.org
10.7554/eLife.36354.001 Matrix stiffening with downstream activation of mechanosensitive
pathways is strongly implicated in progressive fibrosis; however, pathologic changes in …

Thiol–gelatin–norbornene bioink for laser‐based high‐definition bioprinting

…, P Gruber, M Markovic, OG Andriotis… - Advanced …, 2020 - Wiley Online Library
Two‐photon polymerization (2PP) is a lithography‐based 3D printing method allowing the
fabrication of 3D structures with sub‐micrometer resolution. This work focuses on the …

[HTML][HTML] Application of an acoustofluidic perfusion bioreactor for cartilage tissue engineering

S Li, P Glynne-Jones, OG Andriotis, KY Ching… - Lab on a Chip, 2014 - pubs.rsc.org
Cartilage grafts generated using conventional static tissue engineering strategies are
characterised by low cell viability, suboptimal hyaline cartilage formation and, critically, inferior …

A modular approach to sensitized two‐photon patterning of photodegradable hydrogels

M Lunzer, L Shi, OG Andriotis, P Gruber… - Angewandte …, 2018 - Wiley Online Library
Photodegradable hydrogels have emerged as useful platforms for research on cell function,
tissue engineering, and cell delivery as their physical and chemical properties can be …

Pseudohypoxic HIF pathway activation dysregulates collagen structure-function in human lung fibrosis

…, JA Bell, S Wang, RA Ridley, LSN Dean, OG Andriotis… - Elife, 2022 - elifesciences.org
Extracellular matrix (ECM) stiffening with downstream activation of mechanosensitive
pathways is strongly implicated in fibrosis. We previously reported that altered collagen …

Nanomechanical assessment of human and murine collagen fibrils via atomic force microscopy cantilever-based nanoindentation

OG Andriotis, W Manuyakorn, J Zekonyte… - Journal of the …, 2014 - Elsevier
The nanomechanical assessment of collagen fibrils via atomic force microscopy (AFM) is of
increasing interest within the biomedical research community. In contrast to conventional …

Load-bearing in cortical bone microstructure: Selective stiffening and heterogeneous strain distribution at the lamellar level

OL Katsamenis, HMH Chong, OG Andriotis… - Journal of the …, 2013 - Elsevier
An improved understanding of bone mechanics is vital in the development of evaluation
strategies for patients at risk of bone fracture. The current evaluation approach based on bone …

Collagen fibrils: Nature's highly tunable nonlinear springs

OG Andriotis, S Desissaire, PJ Thurner - ACS nano, 2018 - ACS Publications
Tissue hydration is well known to influence tissue mechanics and can be tuned via osmotic
pressure. Collagen fibrils are nature’s nanoscale building blocks to achieve biomechanical …

[HTML][HTML] Mechanics of isolated individual collagen fibrils

OG Andriotis, M Nalbach, PJ Thurner - Acta Biomaterialia, 2023 - Elsevier
Collagen fibrils are the fundamental structural elements in vertebrate animals and compose
a structural framework that provides mechanical support to load-bearing tissues. …

Hydration and nanomechanical changes in collagen fibrils bearing advanced glycation end-products

OG Andriotis, K Elsayad, DE Smart… - Biomedical optics …, 2019 - opg.optica.org
Accumulation of advanced glycation end-products (AGEs) in biological tissues occurs as a
consequence of normal ageing and pathology. Most biological tissues are composed of …