Search Results - "Howard, Marthe J"
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Extrinsic Primary Afferent Neurons Link Visceral Pain to Colon Motility Through a Spinal Reflex in Mice
Published in Gastroenterology (New York, N.Y. 1943) (01-08-2019)“…Proper colon function requires signals from extrinsic primary afferent neurons (ExPANs) located in spinal ganglia. Most ExPANs express the vanilloid receptor…”
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Robust, 3-Dimensional Visualization of Human Colon Enteric Nervous System Without Tissue Sectioning
Published in Gastroenterology (New York, N.Y. 1943) (01-06-2020)“…Small, 2-dimensional sections routinely used for human pathology analysis provide limited information about bowel innervation. We developed a technique to…”
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Targeted deletion of Hand2 in enteric neural precursor cells affects its functions in neurogenesis, neurotransmitter specification and gangliogenesis, causing functional aganglionosis
Published in Development (Cambridge) (01-11-2011)“…Targeted deletion of the bHLH DNA-binding protein Hand2 in the neural crest, impacts development of the enteric nervous system (ENS), possibly by regulating…”
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4
Cryptochromes Mediate Intrinsic Photomechanical Transduction in Avian Iris and Somatic Striated Muscle
Published in Frontiers in physiology (21-02-2020)“…Irises isolated from the eyes of diverse species constrict when exposed to light. Depending on species this intrinsic photomechanical transduction response…”
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Mechanisms and perspectives on differentiation of autonomic neurons
Published in Developmental biology (15-01-2005)“…Neurons share many features in common but are distinguished by expression of phenotypic characteristics that define their specific function, location, or…”
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Downregulation of Dlx5 and Dlx6 expression by Hand2 is essential for initiation of tongue morphogenesis
Published in Development (Cambridge) (01-06-2011)“…Lower jaw development is a complex process in which multiple signaling cascades establish a proximal-distal organization. These cascades are regulated both…”
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Twist1 controls a cell-specification switch governing cell fate decisions within the cardiac neural crest
Published in PLoS genetics (01-03-2013)“…Neural crest cells are multipotent progenitor cells that can generate both ectodermal cell types, such as neurons, and mesodermal cell types, such as smooth…”
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Synaptic Components, Function and Modulation Characterized by GCaMP6f Ca2+ Imaging in Mouse Cholinergic Myenteric Ganglion Neurons
Published in Frontiers in physiology (02-08-2021)“…The peristaltic contraction and relaxation of intestinal circular and longitudinal smooth muscles is controlled by synaptic circuit elements that impinge upon…”
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Loss of Hand2 in a population of Periostin lineage cells results in pronounced bradycardia and neonatal death
Published in Developmental biology (15-04-2014)“…The Periostin Cre (Postn-Cre) lineage includes endocardial and neural crest derived mesenchymal cells of the cardiac cushions, neural crest-derived components…”
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Conditional deletion of Hand2 reveals critical functions in neurogenesis and cell type-specific gene expression for development of neural crest-derived noradrenergic sympathetic ganglion neurons
Published in Developmental biology (15-07-2008)“…Neural crest-derived structures that depend critically upon expression of the basic helix–loop–helix DNA binding protein Hand2 for normal development include…”
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Expression of Hand2 is sufficient for neurogenesis and cell type–specific gene expression in the enteric nervous system
Published in Developmental dynamics (01-01-2007)“…The basic helix‐loop‐helix DNA binding protein Hand2 is expressed in neural crest–derived precursors of enteric neurons and has been shown to affect both…”
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12
Refining Enteric Neural Circuitry by Quantitative Morphology and Function in Mice
Published in Advances in experimental medicine and biology (01-01-2022)“…RNA-Seq, electrophysiology and optogenetics in mouse models are used to assess function, identify disease related genes and model enteric neural circuits…”
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Sympathetic Input to Multiple Cell Types in Mouse and Human Colon Produces Region-Specific Responses
Published in Gastroenterology (New York, N.Y. 1943) (01-03-2021)“…The colon is innervated by intrinsic and extrinsic neurons that coordinate functions necessary for digestive health. Sympathetic input suppresses colon…”
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Simple rules for a “simple” nervous system? Molecular and biomathematical approaches to enteric nervous system formation and malformation
Published in Developmental biology (01-10-2013)“…We review morphogenesis of the enteric nervous system from migratory neural crest cells, and defects of this process such as Hirschsprung disease, centering on…”
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15
Distinct roles of hand2 in developing and adult autonomic neurons
Published in Developmental neurobiology (Hoboken, N.J.) (01-10-2016)“…ABSTRACT The bHLH transcription factor Hand2 is essential for the acquisition and maintenance of noradrenergic properties of embryonic sympathetic neurons and…”
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16
scRNA-Seq Reveals New Enteric Nervous System Roles for GDNF, NRTN, and TBX3
Published in Cellular and molecular gastroenterology and hepatology (01-01-2021)“…Bowel function requires coordinated activity of diverse enteric neuron subtypes. Our aim was to define gene expression in these neuron subtypes to facilitate…”
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Unique Neural Circuit Connectivity of Mouse Proximal, Middle, and Distal Colon Defines Regional Colonic Motor Patterns
Published in Cellular and molecular gastroenterology and hepatology (01-01-2022)“…Colonic motor patterns have been described by a number of different groups, but the neural connectivity and ganglion architecture supporting patterned motor…”
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Striking parallels between carotid body glomus cell and adrenal chromaffin cell development
Published in Developmental biology (01-12-2018)“…Carotid body glomus cells mediate essential reflex responses to arterial blood hypoxia. They are dopaminergic and secrete growth factors that support…”
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The Endocrine-Disrupting Compound, Nonylphenol, Inhibits Neurotrophin-Dependent Neurite Outgrowth
Published in Endocrinology (Philadelphia) (01-09-2006)“…Endocrine-disrupting compounds (EDCs) may interfere with neuronal development due to high levels of accumulation in biological tissue and potentially aberrant…”
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The bHLH transcription factor Hand2 is essential for the maintenance of noradrenergic properties in differentiated sympathetic neurons
Published in Developmental biology (15-05-2009)“…The basic helix–loop–helix transcription factor Hand2 is essential for the proliferation and noradrenergic differentiation of sympathetic neuron precursors…”
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