Results 71 to 80 of about 6,210,925 (258)

Innervation of the tubarial glands: A hypothesis‐driven anatomical review

open access: yesThe Anatomical Record, EarlyView.
Abstract The tubarial glands have been described as a macroscopic bilateral glandular complex in the posterolateral nasopharynx near the torus tubarius and the pharyngeal opening of the Eustachian tube. Since their recognition on prostate‐specific membrane antigen‐based imaging, their anatomical classification has remained debated, with converging ...
Mugurel Constantin Rusu   +2 more
wiley   +1 more source

Heat Stress and Gut Microbiome Dynamics in Poultry: Interplay, Consequences, and Mitigation Strategies

open access: yesAnimal Research and One Health, EarlyView.
Heat stress disrupts gut microbial balance in poultry, impairing nutrient absorption and immunity. This review outlines the interplay between thermal stress and microbiome dynamics and discusses integrative mitigation strategies, probiotics, phytogenics, cooling systems, and genetic adaptation to enhance poultry resilience.
O. E. Oke   +9 more
wiley   +1 more source

Body fat and sympathetic nerve activity in healthy subjects

open access: yes, 1994
BACKGROUND: Obesity is associated with an increased incidence of cardiovascular complications, but the underlying mechanism is unknown. In experimental animals, overfeeding is associated with sympathetic activation, and there is evidence that adrenergic ...
Vollenweider, P.   +5 more
core   +3 more sources

Semi-automated Model to Accurately Counting Sympathetic Nervous Fibers

open access: yesBio-Protocol, 2019
In recent years, the role of sympathetic nervous fibers in chronic inflammation has become increasingly evident. At the onset of inflammation, sympathetic activity is increased in the affected tissue.
Dennis Bleck   +4 more
doaj   +1 more source

Unaltered neurocardiovascular reactions to mental stress after renal sympathetic denervation

open access: yesClinical and Experimental Hypertension, 2020
Background: The impact of renal denervation (RDN) on muscle sympathetic nerve activity (MSNA) at rest remains controversial. Mental stress (MS) induces transient changes in sympathetic nerve activity, heart rate (HR) and blood pressure (BP).
Sebastian Völz   +5 more
doaj   +1 more source

Gut Health in Ostriches (Struthio camelus): Insights Into Intestinal Structure, Functions, Microbiome, and Improvement Strategies

open access: yesAnimal Research and One Health, EarlyView.
Our paper systematically reviews the intestinal structure, function, and microbiota of ostriches, along with strategies for improving their gut health. We analyze how these factors collectively influence intestinal homeostasis and ostrich welfare, emphasizing probiotics as a promising intervention to enhance gut health, boost population well‐being, and
Zi‐Qun Zhang   +6 more
wiley   +1 more source

Activity-dependent excitability changes in normal and demyelinated rat spinal root axons [PDF]

open access: yes, 1985
Myelinated nerve fibres with a reduced safety factor for conduction due to demyelination are easily blocked by trains of impulses. To find out why, in vivo recordings from rat ventral root fibres demyelinated with diphtheria toxin have been supplemented ...
Bostock, Hugh, Grafe, Peter
core   +2 more sources

Somatosympathetic vasoconstrictor reflexes in human spinal cord injury: responses to innocuous and noxious sensory stimulation below lesion

open access: yesFrontiers in Physiology, 2012
It is known that the sudden increases in blood pressure associated with autonomic dysreflexia in people with spinal cord injury (SCI) is due to a spinally-mediated reflex activation of sympathetic vasoconstrictor neurones supplying skeletal muscle and ...
Vaughan G Macefield   +5 more
doaj   +1 more source

Improvement in cardiac sympathetic nerve activity in responders to resynchronization therapy [PDF]

open access: yes, 2007
AIMS: To assess changes in cardiac adrenergic activity with cardiac resynchronization therapy (CRT), and to investigate whether these changes are related to improvement in left ventricular ejection fraction (LVEF).
Righetti, Alberto   +21 more
core   +2 more sources

Nerve Growth Factor is Sufficient to Cause Multiple Osteoarthritis‐Relevant Pathologic Features in Naïve Murine Knee Joints

open access: yesArthritis &Rheumatology, EarlyView.
Objective Nerve growth factor (NGF), a key mediator of pain, is increased in osteoarthritic (OA) joints. Antibodies against NGF show analgesic effects in painful knee OA, but clinical development was stopped because of side effects in the joints. Knowledge about the biologic effects of NGF on joint tissues is limited. Therefore, we explored the effects
Alia M. Obeidat   +14 more
wiley   +1 more source

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