Results 81 to 90 of about 85,760 (282)

Matrix Metalloproteinases and Glaucoma Treatment. [PDF]

open access: yes, 2020
Matrix metalloproteinases (MMPs) are a family of proteolytic enzymes that degrade extracellular matrix (ECM) components such as collagen and have important roles in multiple biological processes, including development and tissue remodeling, both in ...
Dibas, Mohammed   +3 more
core  

PVNCRF Neurons Regulate Migraine‐Like Allodynia by Activating CRFR2 on Spinal Trigeminal Caudalis Glutamatergic Neurons

open access: yesAdvanced Science, EarlyView.
Paraventricular CRF neurons in the hypothalamus project to glutamatergic neurons of the spinal trigeminal caudal nucleus, enhancing neuronal activation and CRFR2 signaling. This pathway increases CRF release and excitatory drive, promoting central sensitization and migraine‐related behaviors. Targeting the PVN–SP5C circuit provides a potential strategy
Jiang Bian   +13 more
wiley   +1 more source

Comparison of Corneal Thickness in Candidates for Photorefractive Keratectomy (PRK) Using Three Methods, Orbscan II, Pentacam, and Ultrasound

open access: yesمجله دانشکده پزشکی اصفهان, 2017
Background: The aim of this study was to compare the central corneal thickness measured by Orbscan II, ultrasound and Pentacam in patients undergoing photorefractive keratectomy (PRK).
Hassan Razmjoo, Shirin Fakhrizadeh
doaj  

THz and mm-Wave Sensing of Corneal Tissue Water Content: Electromagnetic Modeling and Analysis. [PDF]

open access: yes, 2015
Terahertz (THz) spectral properties of human cornea are explored as a function of central corneal thickness (CCT) and corneal water content, and the clinical utility of THz-based corneal water content sensing is discussed.
Bajwa, Neha   +11 more
core   +1 more source

Therapeutic Gases in Biomedicine: Updates on Nitric Oxide and Beyond

open access: yesAdvanced Science, EarlyView.
Therapeutic gases, including NO, CO, H2S, H2, CO2, O2, and Xe, play vital roles in cellular signaling and repair. This review highlights the emerging carriers and delivery systems that enable controlled, localized gas release for diagnostic and therapeutic applications.
Syed Muntazir Andrabi   +4 more
wiley   +1 more source

Structure and optics of the anterior segment of the cetacean eye : a thesis presented in fulfilment of the requirements for the degree of Master of Philosophy at Massey University [PDF]

open access: yes, 1999
The anterior segment of the mammalian eye is concerned with the function and maintenance of its optical components, the most important of these being the maintenance of transparency and stable intraocular pressure.
Mellor, Lynda
core  

Corneoscleral laceration and ocular burns caused by electronic cigarette explosions [PDF]

open access: yes, 2016
PURPOSE: To report cases of acute globe rupture and bilateral corneal burns from electronic cigarette (EC) explosions. METHODS: Case series. RESULTS: We describe a series of patients with corneal injury caused by EC explosions.
Echalier, Elizabeth   +6 more
core   +2 more sources

Advanced Corneal Hydrogels: From Passive Replacement to Active Regeneration and Intelligent Interaction

open access: yesAdvanced Science, EarlyView.
This review charts the evolution of corneal hydrogels from passive replacements to active and intelligent systems, evaluating natural and synthetic materials while addressing design challenges such as transparency and strength. Advanced applications such as scarless wound healing, three‐dimensional bioprinting, and smart wearables are highlighted to ...
Xinwei Wang   +9 more
wiley   +1 more source

Evaluation of corneal thickness alterations during menstrual cycle in productive age women

open access: yesIndian Journal of Ophthalmology, 2015
Purpose: To determine the change in corneal thickness through different phases of menstrual cycle in women who are in their productive age. Materials and Methods: Fifty healthy women with normal past medical history were enrolled in this prospective ...
Negar Amiri Ghahfarokhi   +5 more
doaj   +1 more source

Myopes have significantly higher serum melatonin concentrations than non-myopes [PDF]

open access: yes, 2017
Purpose Experimental animal models of myopia demonstrate that higher melatonin (Mel) and lower dopamine (DA) concentrations actively promote axial elongation.
Ackermann   +70 more
core   +2 more sources

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