Research Topics
Genomes and Genes | Gerlinda E HermannSummaryAffiliation: Pennington Biomedical Research Center Country: USA Publications
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Publications
Proteinase-activated receptors in the nucleus of the solitary tract: evidence for glial-neural interactions in autonomic control of the stomachGerlinda E Hermann
Autonomic Neuroscience Laboratory, Pennington Biomedical Research Center, Louisiana State University System, Baton Rouge, Louisiana 70808, USA
J Neurosci 29:9292-300. 2009..g., NST) neurons. These results show, for the first time, that changes in autonomic control can be directly signaled by glial detection of local chemical stimuli...
TNF activates astrocytes and catecholaminergic neurons in the solitary nucleus: implications for autonomic controlGerlinda E Hermann
Laboratory of Autonomic Nervous System, Pennington Biomedical Research Center, 6400 Perkins Rd, Baton Rouge, LA 70808, USA
Brain Res 1273:72-82. 2009....
TNFalpha-stimulation of cFos-activation of neurons in the solitary nucleus is suppressed by TNFR:Fc adsorbant construct in the dorsal vagal complexGerlinda E Hermann
Laboratory of Autonomic Neuroscience, Pennington Biomedical Research Center, 6400 Perkins Road, Baton Rouge, LA 70808, USA
Brain Res 976:69-74. 2003..These results validate our hypothesis that circulating TNF(alpha) may act directly within the DVC to affect gastric function in a variety of pathophysiological states...
CXCR4 receptors in the dorsal medulla: implications for autonomic dysfunctionGerlinda E Hermann
Pennington Biomedical Research Center, Louisiana State University System, 6400 Perkins Road, Baton Rouge, LA 70808, USA
Eur J Neurosci 27:855-64. 2008..These results suggest that this chemokine receptor may contribute to autonomically mediated pathophysiological events associated with CNS metastasis and infection...
Co-localization of TRHR1 and LepRb receptors on neurons in the hindbrain of the ratMaria J Barnes
Laboratory of Autonomic Neuroscience, Pennington Biomedical Research Center, Louisiana State University System, Baton Rouge, LA 70808, USA
Brain Res 1355:70-85. 2010..These anatomical arrangements may provide a basis for the synergy between leptin and TRH to increase thermogenesis...
Leptin "gates" thermogenic action of thyrotropin-releasing hormone in the hindbrainRichard C Rogers
Laboratory of Autonomic Neurosciences, Pennington Biomedical Research Center, LSU Systems, 6400 Perkins Rd, Baton Rouge, LA 70808, USA
Brain Res 1295:135-41. 2009..Perhaps leptin "gates" the thermogenic action of TRH in the hindbrain by invoking this same mechanism...
Mechanisms of action of CCK to activate central vagal afferent terminalsRichard C Rogers
Laboratory of Autonomic Neurosciences, Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Peptides 29:1716-25. 2008..Thus, imaging of the isolated but spatially intact hindbrain slice has allowed a more complete appreciation of the interdependent transduction mechanisms used by CCK to excite identified central vagal afferent fibers and varicosities...
Tumor necrosis factor potentiates central vagal afferent signaling by modulating ryanodine channelsRichard C Rogers
Laboratory of Autonomic Neuroscience, Pennington Biomedical Research Center, Baton Rouge, Louisiana 70808, USA
J Neurosci 26:12642-6. 2006..Such a scheme may explain how TNF sensitizes visceral as well as somatosensory primary afferents...
Vagal afferent stimulation activates astrocytes in the nucleus of the solitary tract via AMPA receptors: evidence of an atypical neural-glial interaction in the brainstemDavid H McDougal
Laboratory of Autonomic Neurosciences, Pennington Biomedical Research Center, Baton Rouge, Louisiana 70808, USA
J Neurosci 31:14037-45. 2011..These observations suggest that NST astrocytes may be active participants in the regulation of autonomic reflexes even in the normal, healthy state...
Alpha-1 adrenergic input to solitary nucleus neurones: calcium oscillations, excitation and gastric reflex controlGerlinda E Hermann
Pennington Biomedical Research Center, 6400 Perkins Road, Baton Rouge, LA 70808, USA
J Physiol 562:553-68. 2005..An increase in gain of afferent input may cause an amplification of the response part of the reflex and help explain the powerful effects that alpha-1 agonists have in suppressing gastric motility and producing anorexia...
Tumor necrosis factor activation of vagal afferent terminal calcium is blocked by cannabinoidsRichard C Rogers
Laboratory of Autonomic Neuroscience, Pennington Biomedical Research Center, Baton Rouge, Louisiana 70808, USA
J Neurosci 32:5237-41. 2012..These results help to explain the effectiveness of cannabinoids in blocking the malaise generated by TNF-releasing disease processes by opposing effects on ryanodine channels...
Leptin amplifies the action of thyrotropin-releasing hormone in the solitary nucleus: an in vitro calcium imaging studyRichard C Rogers
Laboratory of Autonomic Neurosciences, Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Brain Res 1385:47-55. 2011..It seems likely that NST neurons are involved in the leptin-mediated increase in BAT temperature by sensitizing the TRH-PLC-IP3-calcium release mechanism...
Esophageal-gastric relaxation reflex in rat: dual control of peripheral nitrergic and cholinergic transmissionGerlinda E Hermann
Department of Neuroscience, Pennington Biomedical Research Center Louisiana State University System, 6400 Perkins Rd, Baton Rouge, LA 70808, USA
Am J Physiol Regul Integr Comp Physiol 290:R1570-6. 2006..9+/-9.5%. Our data provide a clear demonstration that the gastroinhibitory control by the esophagus is mediated via a dual vagal innervation consisting of inhibitory nitrergic and excitatory cholinergic transmission...
Immunocytochemical localization of TNF type 1 and type 2 receptors in the rat spinal cordGregory M Holmes
Laboratory of Autonomic Neuroscience, Pennington Biomedical Research Center, 6400 Perkins Road, Louisiana State University, Baton Rouge, LA 70808, USA
Brain Res 1025:210-9. 2004..The presence of TNFR1 receptors, and perhaps their long-term activation or plasticity, may also play a critical role in the chronic allodynia and hyperreflexia observed after SCI or peripheral nerve damage...
TNF alpha-p55 receptors: medullary brainstem immunocytochemical localization in normal and vagus nerve-transected ratsGerlinda E Hermann
Laboratory of Autonomic Neuroscience, Pennington Biomedical Research Center, Louisiana State University, 6400 Perkins Rd, Baton Rouge, LA 70808, USA
Brain Res 1004:156-66. 2004..This increase in p55-ir in axotomized neurons may play a pivotal role in the connection between the occurrence of the injury and the initiation of apoptotic processes resulting in elimination of damaged neurons...
Systemic cholecystokinin amplifies vago-vagal reflex responses recorded in vagal motor neuronesEdouard Viard
Pennington Biomedical Research Centre, 6400 Perkins Rd, Baton Rouge, LA 70808, USA
J Physiol 590:631-46. 2012..Thus, our results are in stark contrast to recent reports which have suggested that vago-vagal reflexes are inverted by the metabolic status of the animal and that this inversion could be mediated by CCK within the CNS...
TNFalpha: a trigger of autonomic dysfunctionGerlinda E Hermann
Laboratory of Autonomic Neurosciences, Pennington Biomedical Research Center, Baton Rouge, Louisiana 70808, USA
Neuroscientist 14:53-67. 2008..The constitutive presence of TNF alpha receptors on these afferents and their ability to amplify afferent signals may explain how TNF alpha can completely disrupt autonomic control of the gut...
Brainstem circuits regulating gastric functionR Alberto Travagli
Department of Neuroscience, Pennington Biomedical Research Center, Louisiana State University System, Baton Rouge, Louisiana 70808, USA
Annu Rev Physiol 68:279-305. 2006..e., how neurotransmitters, hormones, and vagal afferent traffic can make an otherwise static autonomic reflex highly plastic...
Live-cell imaging methods for the study of vagal afferents within the nucleus of the solitary tractRichard C Rogers
Laboratory of Autonomic Neuroscience, Pennington Biomedical Research Center, 6400 Perkins Rd, Baton Rouge, LA 70808, USA
J Neurosci Methods 150:47-58. 2006..Image and preparation stability are a challenge to the success of the experiment; however, methods described here should assist direct studies of transduction events within other afferent terminal fields in the CNS...
LPS-induced suppression of gastric motility relieved by TNFR:Fc construct in dorsal vagal complexGerlinda E Hermann
Laboratory of Autonomic Neuroscience, Pennington Biomedical Research Center, Baton Rouge, Louisiana 70808, USA
Am J Physiol Gastrointest Liver Physiol 283:G634-9. 2002..These results validate our previous studies that suggest that circulating TNF-alpha may act directly within the DVC to affect gastric function in a variety of pathophysiological states...
Leptin and thyrotropin-releasing hormone: cooperative action in the hindbrain to activate brown adipose thermogenesisGerlinda E Hermann
Pennington Biomedical Research Center, Louisiana State University System, 6400 Perkins Rd, Baton Rouge, Louisiana 70808, USA
Brain Res 1117:118-24. 2006..5 degrees C). This effect is undiminished in the acute decerebrate rat, suggesting that the effect is mediated entirely by the hindbrain...
CXCL12 sensitizes vago-vagal reflex neurons in the dorsal medullaRichard C Rogers
Autonomic Neuroscience Laboratory, Pennington Biomedical Research Center, Louisiana State University System, 6400 Perkins Rd, Baton Rouge, LA 70808, United States
Brain Res 1492:46-52. 2013....
