Results 101 to 110 of about 2,879,245 (397)

Bicontinuous Microarchitected Scaffolds Provide Topographic Cues That Govern Neuronal Behavior and Maturation

open access: yesAdvanced Functional Materials, EarlyView.
A scalable biomimetic platform transforms bioinert poly(ethylene glycol) diacrylate into neuroinstructive matrices via integrating solvent transfer‐induced phase separation, microfluidics, and 3D bioprinting. Bicontinuous, hyperbolically curved microporous networks embedded within a fibrous construct elicit rapid adhesion, robust proliferation, and ...
Prince D. Okoro   +8 more
wiley   +1 more source

Contact-eutectic-lens fabrication technique [PDF]

open access: yes, 1975
Method enables use of crystal or semiconductor materials with selective spectral-response characteristics (ultraviolet, visible, or infrared wavelengths) in fabrication of contact lenses, reading glasses, and photographic processing ...
Allen, F. G., Yu, J. G., Yue, A. S.
core   +1 more source

The Hierarchical Structure of Sheep Wool and Its Impact on Physical Properties

open access: yesAdvanced Functional Materials, EarlyView.
Sheep wool, a prevalent α‐keratinous fiber, is an essential model for studying protein‐based fibers. Its genetic diversity across breeds enables the establishment of multiscale structure‐property relationships, uncovering previously elusive insights into wool's hierarchical structure.
Serafina R. France Tribe   +9 more
wiley   +1 more source

Direct Laser Writing of Nanophotonic Structures on Contact Lenses

open access: yesACS Nano, 2018
Contact lenses are ubiquitous biomedical devices used for vision correction and cosmetic purposes. Their application as quantitative analytical devices is highly promising for point-of-care diagnostics.
Bader Alqattan, A. Yetisen, H. Butt
semanticscholar   +1 more source

Oligohistidine‐Functionalized Single‐Walled Carbon Nanotube‐Guided RNA Delivery to Improve Shoot Regeneration Efficiency in Plant Calli

open access: yesAdvanced Functional Materials, EarlyView.
The pH‐sensitive His6‐SWNTs, which is functionalized with oligohistidine, can deliver STTM396 molecules into callus cells. The STTM396–SWNT complex treatments enhance shoot regeneration efficiency by regulating the miR396‐GRF module in Arabidopsis and tomato calli.
Yeong Yeop Jeong   +7 more
wiley   +1 more source

Microfluidic contact lens: fabrication approaches and applications

open access: yesMicrosystems & Nanoengineering
Microfluidic contact lenses integrate microscale features that can efficiently and precisely manipulate, interact, and analyze the small volumes of tears available in the limited accessible space for the lens in the eye.
Aravind M   +4 more
doaj   +1 more source

Gated PN Junction in Ambipolar MoS2 for Superior Self‐Powered Photodetection

open access: yesAdvanced Functional Materials, EarlyView.
A high‐quality gated pn junction based on ambipolar molybdenum disulfide (MoS2) is demonstrated by employing a partial‐gate structure and a Pt bottom contact that forms a semi‐van der Waals interface, facilitating efficient hole injection into the channel.
Jaeha Hwang   +12 more
wiley   +1 more source

Effect of antihistamine-releasing contact lenses on ocular symptoms and treatment behavior in patients with seasonal allergic conjunctivitis: A retrospective study

open access: yesHeliyon
Purpose: This study aimed to compare subjective allergic conjunctivitis symptoms and anti-allergic eye drop use patterns between antihistamine-releasing contact lens users and daily disposable soft contact lens users during Japan's hay fever season ...
Kenta Fujio   +24 more
doaj   +1 more source

A Laboratory Assessment of Factors That Affect Bacterial Adhesion to Contact Lenses

open access: yesBiology, 2013
Adhesion of pathogenic microbes, particularly bacteria, to contact lenses is implicated in contact lens related microbial adverse events. Various in vitro conditions such as type of bacteria, the size of initial inoculum, contact lens material ...
Debarun Dutta, Mark DP Willcox
doaj   +1 more source

Bilateral Pseudomonas corneal ulcer in a disposable contact lens wearer [PDF]

open access: yes, 1999
Introduction: Although the use of contact lenses is appa-rently very simple, it is necessary to obey criteria for their correct use, conservation and disposal. Corneal bacterial ulcers are a much-feared complication for users of contact lenses and can be
Lipener, César   +1 more
core   +3 more sources

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