Results 21 to 30 of about 29,190 (227)

Twist1 controls a cell-specification switch governing cell fate decisions within the cardiac neural crest. [PDF]

open access: yesPLoS Genetics, 2013
Neural crest cells are multipotent progenitor cells that can generate both ectodermal cell types, such as neurons, and mesodermal cell types, such as smooth muscle. The mechanisms controlling this cell fate choice are not known.
Joshua W Vincentz   +5 more
doaj   +1 more source

A Morphological study of the Intermediate Splanchnic Ganglion

open access: yesInternational Journal of Anatomy Radiology and Surgery, 2018
Introduction: Intermediate ganglia are located outside the sympathetic trunk on the rami communicantes, splanchnic nerves, sympathetic branches or spinal nerves. Splanchnic ganglion of the greater splanchnic nerve was first described by Lobstein in 1823.
Sulochana Sakthivel, K Y Manjunath
doaj   +1 more source

Satellite glia modulate sympathetic neuron survival, activity, and autonomic function

open access: yeseLife, 2022
Satellite glia are the major glial cells in sympathetic ganglia, enveloping neuronal cell bodies. Despite this intimate association, the extent to which sympathetic functions are influenced by satellite glia in vivo remains unclear.
Aurelia A Mapps   +10 more
doaj   +1 more source

Pattern of Origin of Thoracic Splanchnic Nerves and their Clinical Implications for Sympathectomy and Splanchnicectomy-A Detailed Cadaveric Study

open access: yesInternational Journal of Anatomy Radiology and Surgery, 2018
Introduction: The sympathetic nervous system, which is the larger autonomic division, includes the two ganglionated trunks and their branches, plexuses and subsidiary ganglia.
Thangaraj SP, Nagarajan Vishali
doaj   +1 more source

Persistent expression of BMP-4 in embryonic chick adrenal cortical cells and its role in chromaffin cell development

open access: yesNeural Development, 2008
Background Adrenal chromaffin cells and sympathetic neurons both originate from the neural crest, yet signals that trigger chromaffin development remain elusive. Bone morphogenetic proteins (BMPs) emanating from the dorsal aorta are important signals for
Halbach Oliver   +9 more
doaj   +1 more source

MUSCARINIC RECEPTORS IN RAT SYMPATHETIC GANGLIA [PDF]

open access: yesBritish Journal of Pharmacology, 1980
Potential changes in isolated superior cervical ganglia of the rat produced by muscarinic‐receptor agonists were recorded by an extracellular ‘air‐gap’ method.Muscarinic agonists produced a delayed low‐amplitude ganglion depolarization, frequently preceded by a hyperpolarization. Potentials were enhanced by reducing [K+]oor [Ca2+]o.Mean ED50values (μm)
D A, Brown   +3 more
openaire   +2 more sources

Motor innervation directs the correct development of the mouse sympathetic nervous system

open access: yesNature Communications
The sympathetic nervous system controls bodily functions including vascular tone, cardiac rhythm, and the “fight-or-flight response”. Sympathetic chain ganglia develop in parallel with preganglionic motor nerves extending from the neural tube, raising ...
Alek G. Erickson   +19 more
doaj   +1 more source

Hypothalamic Control of Liver Health and Disease: From Circuits to Pathophysiology and Therapies

open access: yesAdvanced Science, EarlyView.
This review delineates the hypothalamic circuits that control liver homeostasis via autonomic and neuroendocrine pathways. Dysregulation of this hypothalamus–liver axis drives disease progression across a spectrum including steatotic liver disease, liver inflammation and injury, fibrosis, cirrhosis, and hepatocellular carcinoma.
Qin Tang   +7 more
wiley   +1 more source

Autonomic Nerve Fiber Compositions of Zygomaticotemporal and Lacrimal Nerves: A Cadaveric Immunohistochemical Analysis

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
Key Points Zygomaticotemporal (ZTN) and lacrimal nerves (LN) both carried sympathetics and parasympathetics ZTNs had more parasympathetics than LNs, but markers varied significantly within and between nerves LN parasympathetics to the lacrimal gland may mitigate dry eye after vidian ...
Bushra Rahman   +8 more
wiley   +1 more source

Sources of porcine longissimus dorsi muscle (LDM) innervation as revealed by retrograde neuronal tract-tracing.

open access: yesFolia Histochemica et Cytobiologica, 2006
The aim of the present study was to establish the origin of the motor, autonomic and sensory innervation of the L1-L2 segment of the porcine longissimus dorsi muscle (LDM), in order to provide morphological basis for further studies focusing on this ...
Mariusz Majewski   +6 more
doaj   +1 more source

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