Results 101 to 110 of about 5,432,503 (275)

Primary cerebellopontine angle melanocytoma: review. [PDF]

open access: yes, 2012
Introduction Primary cerebellopontine angle melanocytomas (PCPAMs) are very rare. Their natural history and prognosis are not fully understood. We reviewed the literature and add a new case to analyze PCPAM's presentation, radiological features, and ...
Ironside, J   +3 more
core   +1 more source

Coordinated Architectural and Chemical Reinforcement in the Crushing Mandible of a Soldier Termite

open access: yesAdvanced Functional Materials, EarlyView.
The crushing mandible of a soldier termite withstands substantial biting loads despite lacking mineral. Its cuticle is partitioned: convex teeth pair hardness and zinc enrichment with aligned chitin fibers for contact durability, while stiffer concave regions between teeth carry bending loads.
Andrew Tran Nguyen   +16 more
wiley   +1 more source

Impact of YAG Laser Peripheral Iridotomy on Anterior Segment in Primary Angle Closure using Optical Coherence Tomography and Corneal Tomography [PDF]

open access: yesZagazig University Medical Journal
Background: Irreversible visual morbidity is primarily caused by primary angle-closure suspect (PACS) and primary angle closure (PAC), which are important stages in the angle-closure illness spectrum.
Tarek Elbromboly   +3 more
doaj   +1 more source

Disorder‐Broadened Topological Hall Phase and Anomalous Hall Scaling in FeGe

open access: yesAdvanced Functional Materials, EarlyView.
By systematically introducing defects into FeGe via ion‐beam modification, we demonstrate that disorder broadens the temperature regime over which the topological Hall effect ‐ a signature of skyrmions or other chiral textures — appears, while also increasing its magnitude.
Chaman Gupta   +11 more
wiley   +1 more source

The change of retinal microvascular in APAC eyes and fellow PACS eyes detected using wide-field swept-source optical coherence tomographic angiography

open access: yesFrontiers in Medicine
PurposeThis study aimed to quantitatively evaluate changes in vascular parameters in a 12 mm × 12 mm region centered on the fovea with wide-field swept-source optical coherence tomographic angiography (WF SS-OCTA), and establish their correlations with ...
Rumin Zhao   +5 more
doaj   +1 more source

Primary angle closure glaucoma:A descriptive study in Scottish Caucasians

open access: yes, 2008
Purpose: The aim of this study is to describe the ocular and demographic features of Caucasian patients newly presenting with primary angle closure glaucoma and the proportion of workload it represents at a tertiary university hospital glaucoma service ...
Ng, W.S.   +2 more
core   +1 more source

Engineered Nanotopography to Modulate Growth and Signaling of Neuronal Networks

open access: yesAdvanced Functional Materials, EarlyView.
This study examines the interaction between neurons and nanoscale topographies on engineered substrates. Neurons cultured on nanowires, nanopillars and nanoneedles exhibit enhanced neurite outgrowth, form more organized neuronal circuits, and display improved synaptic connectivity, compared to flat substrates.
Hao Nguyen Tran   +8 more
wiley   +1 more source

Peripapillary and Macular Microvasculature of the Retina in Primary Angle Closure Suspect

open access: yesJournal of the Korean Ophthalmological Society
Purpose: To compare the macular and peripapillary vascular parameters between the primary angle closure suspect (PACS) eyes and normal control eyes using optical coherence tomography angiography (OCTA).Methods: In this retrospective study, 42 PACS subjects and 38 normal individuals are included.
Ui Seo Park, Jung Lim Kim
openaire   +1 more source

Effect of Laser Iridoplasty on Pulsatile Ocular Blood Flow in Primary Angle-closure Glaucoma and Primary Angle-closure Suspects [PDF]

open access: yes, 2015
Angle-closure glaucoma is a leading cause of blindness in the United States and around the world. New research has indicated that intraocular pressure is not the only risk factor associated with glaucomatous optic neuropathy.
Hill, Mathieu M.
core  

Preferential Interfacial Engineering of Hydrogels via Interdigitated Nanoparticle Assembly

open access: yesAdvanced Functional Materials, EarlyView.
Robust surface functionalization of hydrogel surfaces is performed via interdigitated metal nanoparticle assembly, inducing strong affinity with the hydrogel matrix. The partially exposed nanoparticle domains act as interfacial nanobridges that mediate both chemical and physical bonding with diverse materials, including small molecules, fluorous ...
Hyeonjin Kim   +11 more
wiley   +1 more source

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