Results 181 to 190 of about 859,282 (281)

Influence of facial cooling on carotid body tonic activity and sensitivity

open access: yesExperimental Physiology, EarlyView.
Abstract Facial cooling can increase ventilation and augment the hypoxic ventilatory response. Whole body cooling increases both carotid body tonic activity and sensitivity; however, whether isolated facial cooling induces similar carotid body hyperexcitability was unknown.
Robyn Morley   +5 more
wiley   +1 more source

CO2 chemoreflex contributions to ventilatory long‐term facilitation

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend To determine whether changes in CO2 chemoreflex sensitivity contribute to ventilatory long‐term facilitation (LTF), we tested the hypothesis that hypercapnic acute intermittent hypoxia (AIH) induces ventilatory LTF and enhances peripheral, but not central, chemoreceptor CO2 chemoreflex sensitivity.
Susan V. Cross   +5 more
wiley   +1 more source

Channelrhodopsin ion selectivity determines mechanisms and efficacy of optogenetic defibrillation in human atria and ventricles

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend A, we used in silico models of human cardiomyocytes and microelectrode recordings on transgenic zebrafish hearts to study electrophysiology during optogenetic perturbations. Specifically, we compared effects of three distinct classes of channelrhodopsins: the cation non‐selective Chlamydomonas reinhardtii channelrhodopsin‐2 (ChR2)
Sophia Ohnemus   +12 more
wiley   +1 more source

Prosthetic Retention Mode and Peri-Implant Marginal Bone Level at a Minimum Five-Year Follow-Up After Maxillary Sinus Floor Elevation: A Retrospective Clustered Cohort Study. [PDF]

open access: yesJ Funct Biomater
Cumpătă CN   +9 more
europepmc   +1 more source

Conservative Management of Presumptive Free Flap Pedicle Compromise on Postoperative Day 6: Report of Two Cases and Literature Review

open access: yesMicrosurgery, Volume 46, Issue 8, December 2026.
ABSTRACT Pedicle compromise after free tissue transfer typically mandates urgent surgical re‐exploration, as flap viability is considered entirely dependent on an intact vascular supply before inosculation is achieved. Whether selective conservative management can be considered in selected cases remains an open question.
Filippo A. G. Perozzo   +5 more
wiley   +1 more source

p‐Brain: A Modular Open‐Source Framework for Automated Quantitative DCE‐MRI of Cerebral Perfusion, Microvasculature, and Blood–Brain Barrier Permeability

open access: yesMagnetic Resonance in Medicine, Volume 96, Issue 6, Page 2601-2614, December 2026.
ABSTRACT We present p‐Brain, a modular, open‐source framework for reproducible, automated quantitative DCE‐MRI at scale. Rather than a fixed pipeline, p‐Brain is built from interchangeable stages (ingestion, T1/M0$$ {T}_1/{M}_0 $$ fitting, vascular and tissue ROI extraction, signal‐to‐concentration conversion, kinetic modeling, and quality control ...
Edis D. Tireli   +5 more
wiley   +1 more source

Sinus Floor Elevation With Platelet-Rich Fibrin From Horizontal Centrifugation and Xenograft: Randomized Clinical Trial. [PDF]

open access: yesClin Implant Dent Relat Res
Reis GGD   +7 more
europepmc   +1 more source

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