Results 71 to 80 of about 162,719 (165)

Birefringent properties of the human cornea in vivo : towards a new model of corneal structure [PDF]

open access: yes
The fundamental corneal properties of mechanical rigidity, maintenance of curvature and optical transparency result from the specific organisation of collagen fibrils in the corneal stroma. The exact arrangement of stromal collagen is currently unknown
Misson, Gary P.
core  

Cellularized Skin Substitute Bioengineering for Regenerative Medicine: Cell Sources, Culture Strategies, and Transition Toward Defined, Xeno‐Free Culture Systems

open access: yesAdvanced Healthcare Materials, Volume 15, Issue 34, 11 September 2026.
Advances in cell sources, bioengineering, and manufacturing are reshaping the design of skin substitutes. This review highlights emerging strategies driving skin tissue engineering and discusses their potential to enable safer, reproducible, and clinically accessible skin substitutes for regenerative medicine.
Gilles Lemaître   +7 more
wiley   +1 more source

Modern Analysis of Corneal Biomechanics [PDF]

open access: yes
The measurement of corneal biomechanics has gained significant importance recently. Over the past two decades, three devices capable of quantifying biomechanical properties have become commercially available: two non-contact tonometers (ORA and Corvis ST)
Civiero, Gabriele
core   +1 more source

Biomechanical properties of the cornea after laser in-situ keratomileusis in myopic patients

open access: yesJournal of the Egyptian Ophthalmological Society, 2015
Aim The aim of this study was to assess changes in corneal biomechanical properties in myopic eyes after laser in-situ keratomileusis (LASIK) with ocular response analyzer.
Ehab M Ghoneim   +3 more
doaj   +1 more source

Mechanical Activation of Piezo1 Drives Osteoarthritis Through Kdm5c‐Mediated Epigenetic Silencing

open access: yesAdvanced Science, Volume 13, Issue 50, 7 September 2026.
Excessive mechanical stress activates Piezo1, triggering Ca2+‐dependent cytoskeletal forces that deform the nucleus and reduce H3K4me3. Kdm5c demethylates H3K4me3 at Col2a1 and Runx3 promoters. Kdm5c knockout rescues degradation. Repurposed telmisartan directly inhibits Kdm5c, blocking this axis and showing disease‐modifying efficacy in mouse OA models
Tianyou Kan   +13 more
wiley   +1 more source

Repositioning of Vertical Implantable Phakic Contact Lens

open access: yesClinical Case Reports, Volume 14, Issue 9, September 2026.
Vertical orientation of Implantable Phakic Contact Lens. ABSTRACT Implantable phakic contact lens (IPCL) V2.0 has a special patterned hole on the leading left corner to ensure correct orientation and positioning. Incorrect orientation is an absolute indication for repositioning.
Sushank Bhalerao   +4 more
wiley   +1 more source

Fish Scales: A Multifunctional Biomaterial from Nature

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 5, September 2026.
Fish scales demonstrate nature's solution to impact protection through overlapping multilayered architecture. This biological design combines mineralized surfaces with collagen networks to achieve both flexibility and fracture resistance. The structural principles inspire advanced protective materials and biomedical implants, where damage tolerance ...
Liyao Dong, Xiaojie Sun, Xiguang Chen
wiley   +1 more source

Reverse engineering as a teaching tool: the corneal topographer [PDF]

open access: yes, 2012
Reverse engineering is the process of discovering the technological principles of a device, object or system through analysis of its structure, function, and operation.
Mas, David   +6 more
core   +2 more sources

Trunk Inclination Estimate During the Sprint Start Using an Inertial Measurement Unit: A Validation Study [PDF]

open access: yes, 2013
The proper execution of the sprint start is crucial in determining the performance during a sprint race. In this respect, when moving from the crouch to the upright position, trunk kinematics is a key element.
GUILLON, Pélagie   +5 more
core   +1 more source

Association between corneal biomechanics and retinal microvascular perfusion in myopic eyes with ocular hypertension: An OCTA and Corvis ST study

open access: yesPhotodiagnosis and Photodynamic Therapy
Purpose: To investigate the associations between corneal biomechanics and retinal microvascular perfusion in the optic disc and macular regions in myopic eyes with ocular hypertension (OHT) without glaucomatous structural or functional damage.
Haomin Chen   +8 more
doaj   +1 more source

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