Results 41 to 50 of about 580,966 (311)

Effect of Topical Prostaglandin F2α Analogs on Selected Oxidative Stress Parameters in the Tear Film

open access: yesMedicina, 2019
Background and Objectives: Topically administered antiglaucoma medications, especially those containing benzalkonium chloride (BAC), may cause local adverse effects and compromise ocular surface.
Lech Sedlak   +3 more
doaj   +1 more source

Fast and Sensitive Quantification of AccQ-Tag Derivatized Amino Acids and Biogenic Amines by UHPLC-UV Analysis from Complex Biological Samples

open access: yesMetabolites, 2022
Metabolomic analysis of different body fluids bears high importance in medical sciences. Our aim was to develop and validate a fast UHPLC-UV method for the analysis of 33 amino acids and biogenic amines from complex biological samples.
Andrea Guba   +4 more
doaj   +1 more source

Correlation between Tear Osmolarity and Tear Meniscus [PDF]

open access: yesOptometry and Vision Science, 2014
ABSTRACT Purpose To examine the relationship between tear meniscus height (TMH) and subjective meniscus grading (subjective tear meniscus [TM]) with tear osmolarity. Methods Tear osmolarity measurements (using TearLab)
García Resúa, Carlos   +4 more
openaire   +3 more sources

MicroRNA-762 is upregulated in human corneal epithelial cells in response to tear fluid and Pseudomonas aeruginosa antigens and negatively regulates the expression of host defense genes encoding RNase7 and ST2. [PDF]

open access: yes, 2013
Mucosal surfaces regulate defenses against infection and excessive inflammation. We previously showed that human tears upregulated epithelial expression of genes encoding RNase7 and ST2, which inhibited Pseudomonas aeruginosa invasion of human corneal ...
Chan, Gary   +5 more
core   +5 more sources

A New Immortalized Human Lacrimal Gland Cell Line

open access: yesCells
The lacrimal gland is crucial for maintaining ocular health by producing the aqueous component of the tear film, which hydrates and nourishes the ocular surface.
Sophie Gleixner   +15 more
doaj   +1 more source

Finite-distance singularities in the tearing of thin sheets [PDF]

open access: yes, 2011
We investigate the interaction between two cracks propagating in a thin sheet. Two different experimental geometries allow us to tear sheets by imposing an out-of-plane shear loading.
A. Boudaoud   +5 more
core   +2 more sources

How Our Gaze Reacts to Another Person’s Tears? Experimental Insights Into Eye Tracking Technology

open access: yesFrontiers in Psychology, 2020
Crying is an ubiquitous human behavior through which an emotion is expressed on the face together with visible tears and constitutes a slippery riddle for researchers. To provide an answer to the question “How our gaze reacts to another person’s tears?,”
Alfonso Picó   +3 more
doaj   +1 more source

How Geometry Controls the Tearing of Adhesive Thin Films on Curved Surfaces [PDF]

open access: yes, 2011
Flaps can be detached from a thin film glued on a solid substrate by tearing and peeling. For flat substrates, it has been shown that these flaps spontaneously narrow and collapse in pointy triangular shapes. Here we show that various shapes, triangular,
Didier Villers   +4 more
core   +1 more source

Organ‐specific redox imbalances in spinal muscular atrophy mice are partially rescued by SMN antisense oligonucleotides

open access: yesFEBS Letters, EarlyView.
We identified a systemic, progressive loss of protein S‐glutathionylation—detected by nonreducing western blotting—alongside dysregulation of glutathione‐cycle enzymes in both neuronal and peripheral tissues of Taiwanese SMA mice. These alterations were partially rescued by SMN antisense oligonucleotide therapy, revealing persistent redox imbalance as ...
Sofia Vrettou, Brunhilde Wirth
wiley   +1 more source

Total IgE in tears accurately reflects the severity and predicts the prognosis of seasonal allergic conjunctivitis

open access: yesClinical and Translational Allergy, 2022
Background Although immunoglobulin E (IgE) increases significantly in tears and serum during seasonal allergic conjunctivitis (SAC), it is unclear whether tear total IgE can reflect the severity and prognosis of SAC more accurately than serum total IgE ...
Jiayu Bao   +9 more
doaj   +1 more source

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