Results 131 to 140 of about 420,611 (253)

From Biomechanical Properties to Morphological Variations : Exploring the Interplay between Aortic Valve Cuspidity and Ascending Aortic Aneurysm

open access: yes
Publisher Copyright: © 2024 by the authors.Background: This research explores the biomechanical and structural characteristics of ascending thoracic aortic aneurysms (ATAAs), focusing on the differences between bicuspid aortic valve aneurysms (BAV-As ...
Groma, Valērija   +15 more
core   +1 more source

Does severity of dermatochalasis in aging affect corneal biomechanical properties? [PDF]

open access: yes, 2016
Kurşat Atalay, Ceren Gurez, Ahmet Kirgiz, Kubra Serefoglu Cabuk Department of Ophthalmology, Bagcilar Training and Research Hospital, Istanbul, Turkey Purpose: The aim of this study was to investigate the possibility of a relationship between corneal ...
Atalay K   +3 more
core  

Bio‐Inspired Gradient Heterogeneous Architectures for Ultrasensitive and Robust Strain Sensors via Programmable Crack Engineering

open access: yesAdvanced Science, EarlyView.
Inspired by the insect campaniform sensillum, a heterogeneous bilayer strain sensor is developed based on a unique impedance mismatch and three‐dimensional structural dynamic percolation strategy. The sensor enables real‐time multi‐joint teleoperation of three joints and the gripper using a six‐degree‐of‐freedom robotic‐arm platform.
Qi Wu   +4 more
wiley   +1 more source

Corneal biomechanical deterioration with keratoconus progression assessed by the Stress-Strain Index [PDF]

open access: yes, 2021
Lopes, Bernardo   +5 more
openaire  

Anterior-segment morphology and corneal biomechanical characteristics in pigmentary glaucoma

open access: yes, 2013
Annemarie Klingenstein, Marcus Kernt, Florian Seidensticker, Anselm Kampik, Christoph HirneissDepartment of Ophthalmology, University of Munich Hospital, Ludwig-Maximilians University, Munich, GermanyPurpose: The aim of the study reported here was to ...
Hirneiss C   +4 more
core  

Versatile Microgel Platform for Intervertebral Disc Degeneration Therapy: Targeting Pericyte‐Mediated Fibrosis and Protecting Nucleus Pulposus Cells

open access: yesAdvanced Science, EarlyView.
The engineered MMS@TRP microgel enables targeted, acid‐responsive delivery of a miR‐21 inhibitor to pericytes. It effectively suppresses disc fibrosis by inhibiting TGF‐β signaling while protecting nucleus pulposus cells via sustained, antioxidant tannic acid release.
Fei Ma   +12 more
wiley   +1 more source

Low‐Intensity Ultrasound‐Triggered Microbubble Cavitation Attenuates Diabetic Kidney Injury Partially by Reversing Endothelial Dysfunction

open access: yesAdvanced Science, EarlyView.
Non‐invasive low‐intensity pulsed ultrasound ‐triggered cavitation of clinically approved diagnostic‐grade microbubbles delivers favorable mechanical stimuli to renal microvasculature. This intervention restores renal microvascular homeostasis, alleviates DKD‐associated histological and functional damage, and suppresses inflammatory and fibrotic ...
Yubo Lai   +8 more
wiley   +1 more source

Evaluation of deterioration processes on the Istria stone of Venetian monuments

open access: yes, 1992
Μη διαθέσιμη περίληψηNot available summarizationΠαρουσιάστηκε στο: 7th Intl.
P.Maravelaki   +14 more
core  

A Hybrid Hierarchical Framework for Quantifying Mechanical Markers in Atherosclerotic Disease Progression: A New Approach for Diagnosis and Risk Assessment

open access: yesAdvanced Science, EarlyView.
The mechanobiological basis of atherosclerotic progression and its contribution to spatial and temporal heterogeneity remain incompletely understood. Spatially resolved AFM measurements revealed that plaque formation and distinct regions (cap fibrosis, intimal fibrosis, and lipid‐rich core) exhibit heterogeneous elastic modulus and viscoelastic ...
Yidan Zhou   +13 more
wiley   +1 more source

Structural Control of Stromal‐Immune Coupling by COL24A1 Underlies Pregnancy Maintenance

open access: yesAdvanced Science, EarlyView.
COL24A1 emerges as a collagen‐associated regulator of maternal‐fetal interface homeostasis. Its deficiency promotes a maladaptive TIMP1‐high stromal state, impaired ECM turnover, collagen accumulation, and stromal–immune dysregulation, contributing to pregnancy loss.
Teng Wu   +12 more
wiley   +1 more source

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