Results 71 to 80 of about 23,761 (196)

The influence of haemoglobin–O2 affinity on aerobic capacity in hypoxia in high‐altitude deer mice (Peromyscus maniculatus)

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend The influence of haemoglobin–O2 affinity on aerobic capacity in hypoxia has been contentious. Many high‐altitude natives have greater haemoglobin–O2 affinity (lower P50, the O2 pressure at 50% haemoglobin saturation) than their low‐altitude counterparts, but the advantages of this change for aerobic metabolism have often remained
Kayla M. Garvey, Graham R. Scott
wiley   +1 more source

Goldmann tonometer error correcting prism: clinical evaluation

open access: yesClinical Ophthalmology, 2017
Sean McCafferty,1–3 Garrett Lim,2 William Duncan,2 Eniko T Enikov,4 Jim Schwiegerling,1 Jason Levine,1,3 Corin Kew3 1Department of Ophthalmology, College of Optical Science, University of Arizona, 2Intuor Technologies, 3Arizona Eye Consultants ...
McCafferty S   +6 more
doaj  

Ultrafast fMRI Detects Age‐Related Changes in Harmonics of Cardiac Pulsations in the Brain at 7 T

open access: yesMagnetic Resonance in Medicine, Volume 96, Issue 3, Page 1206-1218, September 2026.
ABSTRACT Purpose Aging impacts pulsatility of blood vessels in the brain, reflecting vascular health. Resolving characteristics of cardiac pulsatility requires faster acquisitions than traditional fMRI. An ultrafast fMRI method was developed and applied to sample several harmonics of cardiac pulsations at 7 T.
Charles Marchini   +5 more
wiley   +1 more source

Effects of Exercise on Ocular Parameters and Oxidative Stress Biomarkers in Saliva and Tear Fluid of Horses

open access: yesVeterinary Medicine and Science, Volume 12, Issue 5, September 2026.
Submaximal exercise induced measurable oxidative responses in saliva and tear fluid of horses, while ocular parameters remained largely stable except for a mild reduction in tear secretion. Saliva and tear fluid may serve as practical, minimally invasive matrices for monitoring exercise‐associated physiological and oxidative responses in horses ...
Ferda Turgut   +7 more
wiley   +1 more source

Endothelial Function Is Associated With Incident Diabetes Mellitus: The ELSA‐Brasil Cohort Study

open access: yesDiabetes, Obesity and Metabolism, Volume 28, Issue 9, Page 8103-8112, September 2026.
ABSTRACT Aims Diabetes mellitus is associated with endothelial dysfunction, but the bidirectional nature of this relationship remains debated. We aimed to evaluate the association between microvascular endothelial function and incident diabetes in Brazilian adults and to assess potential effect modification by obesity status.
Karina P. M. P. Martins   +7 more
wiley   +1 more source

Ultrasound Biomicroscopic Evaluation of Postoperative Anterior Segment Changes in Canine Intumescent Cataracts

open access: yesVeterinary Ophthalmology, Volume 29, Issue 5, September 2026.
ABSTRACT Objective This study aimed to evaluate pre‐ and postoperative changes in the iridocorneal angle, ciliary cleft (CC), and ciliary muscle (CM) in canine eyes with intumescent cataracts using ultrasound biomicroscopy (UBM), with comparative reference to normal and non‐intumescent cataractous eyes.
Jiyi Hwang   +7 more
wiley   +1 more source

Limited Efficacy of Autologous Mesenchymal Stromal Cell Injections in Immunomodulatory‐Dependent Dogs With Aqueous Deficient Dry Eye Disease

open access: yesVeterinary Ophthalmology, Volume 29, Issue 5, September 2026.
ABSTRACT Objective Aqueous deficient dry eye disease (ADDE) results from a quantitative reduction in aqueous tears. We sought to determine the clinical effect of autologous mesenchymal stromal cell (MSC) injections into the region of the lacrimal gland and the gland of the third eyelid in immunomodulatory‐dependent ADDE‐affected dogs. Methods Dogs (n = 
Brian C. Leonard   +9 more
wiley   +1 more source

Evaluation of agreement of IOP measurements by Tono-Vera tonometer to Goldmann applanation tonometry

open access: yesFrontiers in Ophthalmology
PurposeTo evaluate the accuracy of the new Tono-Vera rebound tonometer (Reichert Inc, Buffalo, NY) compared to Goldmann Applanation Tonometry.MethodsThis prospective, observational, cross-sectional study was designed in accordance with ANSI Z80.10-2014 ...
Charles R. Niles   +3 more
doaj   +1 more source

Primary Glaucoma in a Litter of Lop Rabbits

open access: yesVeterinary Ophthalmology, Volume 29, Issue 5, September 2026.
ABSTRACT Objective To describe pectinate ligament dysplasia (PLD) and primary glaucoma in a litter of adult Lop rabbits. Animals Studied A litter of six adult Lop rabbits, three males and three females. Procedures The animals were surrendered to the shelter.
Melaney A. Mayes   +5 more
wiley   +1 more source

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