Results 251 to 260 of about 308,484 (346)

Skeletal muscle adaptation to muscle activity and hypoxia: Differential structural and metabolic remodelling

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend There has been controversy about the structural (capillary) response of skeletal muscle to altered O2 status, involving decreased supply (hypoxia) or increased demand (activity). Here we demonstrate that seven days of activation of skeletal muscle by indirect electrical stimulation led to significant expansion of the capillary ...
David Hauton   +3 more
wiley   +1 more source

Intercalated disk structure, tissue heterogeneity and ion channel distribution modulate conduction and local calcium influx

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend A, three‐dimensional representation of cardiac intercalated disk, reduced to a 100‐partition, computationally efficient network representation. B, ion dynamics within intercalated disk extracellular cleft space. C, rapid pacing leads to localized conduction block in tissue with regions of perturbed intercalated disk (ID ...
Nicolae Moise   +6 more
wiley   +1 more source

Natural History of Chapare Virus Infection in Strain 13 Guinea Pigs. [PDF]

open access: yesJ Infect Dis
Johnson DM   +4 more
europepmc   +1 more source

An age‐associated decline in the role of the sarcoplasmic reticulum and associated calcium‐handling proteins sets the pace for sinoatrial node function

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Stable, responsive pacemaking in the sinoatrial node is driven by the activity of the funny current (membrane clock), interplay of calcium cycling and release from the sarcoendoplasmic reticulum with depolarising sodium‐calcium exchange current (calcium clock). With increasing age, key proteins associated with calcium cycling are
Sandra A. Jones   +2 more
wiley   +1 more source

Doxorubicin alters inotropic effects of various pharmacological agents in isolated guinea pig hearts.

open access: diamond, 1991
Kyosuke Temma   +4 more
openalex   +1 more source

Age‐ and sex‐specific modulation of human cardiac electrophysiology by doxorubicin

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend DOX differentially impacts cardiac electrophysiology based on sex and age. Sex differences were primarily observed among younger hearts, where action potential duration (APD) prolongation was observed in females, but not in males. Created using BioRender. George, S. (2026) https://BioRender.com/wresf1k Abstract Acute doxorubicin (
Sharon A. George   +5 more
wiley   +1 more source

Ultrasonographic Anatomy of Selected Abdominal Organs in the Greater Cane Rat (Thryonomys swinderianus)

open access: yesVeterinary Medicine and Science, Volume 12, Issue 3, May 2026.
This study was conducted to describe the normal ultrasonographic appearance and to provide reference values for selected abdominal organs in the greater cane rat (Thryonomys swinderianus). Ultrasonographic appearance of the kidneys, urinary bladder, spleen, liver, adrenal glands, stomach, and small intestine was described, and measurements were taken ...
Mazengo Masigati   +2 more
wiley   +1 more source

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