Results 151 to 160 of about 31,158 (240)

Cerebral oxygen extraction across different exercise intensities: Role of arterial PCO2${P_{{\mathrm{C}}{{\mathrm{O}}_2}}}$

open access: yesExperimental Physiology, EarlyView.
Abstract Stability in cerebral oxygen extraction fraction (OEF) is typically determined by alterations in cerebral blood flow (CBF). At rest, arterial partial pressure of carbon dioxide (PaCO2${P_{{\mathrm{aC}}{{\mathrm{O}}_2}}}$) and OEF exhibit a strong inverse relationship owing to the powerful influence of PaCO2${P_{{\mathrm{aC}}{{\mathrm{O}}_2}}}$
L. Madden Brewster   +11 more
wiley   +1 more source

Demonstration of beat‐to‐beat, on‐demand ATP synthesis in ventricular myocytes reveals sex‐specific mitochondrial and cytosolic dynamics

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Beat‐locked mitochondrial ATP transients reveal modular, sex‐specific bioenergetic control during excitation–contraction coupling. A, each action potential activates L‐type CaV1.2 channels, producing a Ca2+ influx that triggers ryanodine receptors (RyR2) and elicits SR Ca2+ release.
Paula Rhana   +2 more
wiley   +1 more source

The ultrarapid delayed rectifier potassium current has important functional role in the repolarization reserve of canine and human ventricular muscle

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend The ultrarapid delayed rectifier potassium current (IKur) has long been considered an atrial‐specific current with no functional role in the ventricles, despite evidence of its expression in ventricular myocytes. In the present study we challenged this prevailing concept and investigated the potential role of IKur in ventricular ...
Alaa Amin E. Abdelmagid   +17 more
wiley   +1 more source

Impact of Institutional Protocol on Urinary Catheter Outcome Measures in Orthopedic Children Treated With Epidural Analgesia

open access: yesPediatric Anesthesia, Volume 36, Issue 9, Page 1089-1095, September 2026.
ABSTRACT Background Epidural analgesia is commonly used for pain control after major lower‐limb orthopedic surgery in children, but it is associated with a risk of postoperative urinary retention. Consequently, urinary catheters are often placed and left in situ for the full duration of epidural analgesia, despite the potential risks of prolonged ...
Idan Katz   +6 more
wiley   +1 more source

Association of Preoperative Inflammatory Markers With Preoperative Anxiety and Emergence Agitation in Children

open access: yesPediatric Anesthesia, Volume 36, Issue 9, Page 1132-1142, September 2026.
ABSTRACT Introduction Emergence agitation (EA) is a postoperative neurobehavioral complication characterized by a transient disturbance in cognition and perception following anesthesia. Neuroinflammation is thought to play a central role in its pathophysiology.
Nezahat Merve Ata Soylu   +6 more
wiley   +1 more source

Effects of Topical Administration of Bupivacaine HCl to the Ovarian Pedicle on Postoperative Pain, Antioxidant Enzyme Activity and Inflammatory Cytokines in Dogs Undergoing Laparoscopic Ovariectomy

open access: yesVeterinary Medicine and Science, Volume 12, Issue 5, September 2026.
Topical bupivacaine HCl applied to the ovarian pedicle during laparoscopic ovariectomy in dogs significantly reduced early postoperative UMPS pain scores and modulated antioxidant enzyme activity (SOD, CAT). However, systemic pro‐inflammatory cytokine levels (IL‐1β, IL‐6 and TNF‐α) remained unchanged between groups.
Alper Yasin Çiplak, Bülent Polat
wiley   +1 more source

Management of Pain in the Intensive Care Unit: A Nordic Survey

open access: yesActa Anaesthesiologica Scandinavica, Volume 70, Issue 8, September 2026.
ABSTRACT Background Pain is common in intensive care unit (ICU) patients with up to one‐third experiencing pain at rest and even more during mobilization and clinical procedures. This survey aimed to explore physicians' attitudes and preferences regarding pain management in adult ICU patients in the Nordic countries.
Benedikte Kollerup Madsen   +37 more
wiley   +1 more source

Perioperative Changes in Blood Volume and Fluid Distribution in Total Hip Arthroplasty—A Protocol for a Prospective Single‐Center Observational Study

open access: yesActa Anaesthesiologica Scandinavica, Volume 70, Issue 8, September 2026.
ABSTRACT Background Surgical stress response initiates a complex pathophysiological cascade that alters fluid distribution and intravascular volume. In elective total hip arthroplasty (THA), the perioperative blood loss is potentially substantial, a significant part of the loss being hidden caused by tissue extravasation, residual joint blood, and ...
Puk Kristiansen   +4 more
wiley   +1 more source

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