Research Topics
Genomes and Genes | R S ErzurumluSummaryAffiliation: Louisiana State University Health Sciences Center Country: USA Publications
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Publications
A chemoattractant role for NT-3 in proprioceptive axon guidanceBariş Genç
Department of Cell Biology and Anatomy, Louisiana State University Health Sciences Center, New Orleans, USA
PLoS Biol 2:e403. 2004..Our results show that survival factor NT-3 acts as a short-distance axon guidance molecule for muscle sensory afferents as they approach their proper targets...
Molecular determinants of the face map development in the trigeminal brainstemReha S Erzurumlu
Department of Cell Biology and Anatomy, Louisiana State University Health Sciences Center, New Orleans, Louisiana 70112, USA
Anat Rec A Discov Mol Cell Evol Biol 288:121-34. 2006..Similar mechanisms may also be used by trigeminothalamic and thalamocortical projections in establishing patterned neural modules upstream from the trigeminal brainstem...
Neural activity: sculptor of 'barrels' in the neocortexR S Erzurumlu
Department of Cell Biology and Anatomy and Neuroscience Center, LSUHSC, New Orleans, LA 70012, USA
Trends Neurosci 24:589-95. 2001..Here we review recent evidence that is finally opening the doors to understanding the cellular and molecular mechanisms of pattern formation in the neocortex...
Regulation of neurotrophin-induced axonal responses via Rho GTPasesP H Ozdinler
Department of Cell Biology and Anatomy, LSUHSC, New Orleans, Louisiana 70112, USA
J Comp Neurol 438:377-87. 2001..Our results demonstrate that Rho GTPases play a major role in neurotrophin-induced axonal differentiation of embryonic trigeminal axons...
Neonatal deafferentation does not alter membrane properties of trigeminal nucleus principalis neuronsF S Lo
Department of Cell Biology and Anatomy, Louisiana State University Health Sciences Center, New Orleans, Louisiana 70112, USA
J Neurophysiol 85:1088-96. 2001..The results of the present study demonstrate that distinct membrane properties of barrelette and interbarrelette cells are maintained even in the absence of input from the whiskers during the critical period of pattern formation...
Target specific differentiation of peripheral trigeminal axons in rat-chick chimeric explant coculturesA S Haeberle
Neuroscience Center, Louisiana State University Health Sciences Center, 1901 Perdido Street, New Orleans, LA 70112, USA
Brain Res Dev Brain Res 131:1-8. 2001..Collectively these results indicate that both the chick and rat TG cells respond to similar target-specific peripheral cues in the establishment of innervation density and patterning in peripheral orofacial targets...
Whisker-related neural patterns develop normally despite severe whisker defects in Msx2 knockout miceB Genc
Department of Cell Biology and Anatomy, Louisiana State University Health Sciences Center, 1901 Perdido Street, New Orleans, LA 70112, USA
Brain Res Dev Brain Res 132:107-11. 2001..We conclude that whisker-related neural patterns can form in the absence of normal whiskers, as long as whisker follicle innervation is intact...
Synaptic plasticity in the trigeminal principal nucleus during the period of barrelette formation and consolidationW Guido
Department of Cell Biology and Anatomy, Neuroscience Center for Excellence, Louisiana State Health Science Center, New Orleans, LA 70112, USA
Brain Res Dev Brain Res 132:97-102. 2001..These associative processes may regulate the patterning and maintenance of whisker-specific patterns in the brainstem trigeminal nuclei...
NMDA receptor-dependent regulation of axonal and dendritic branchingLi Jen Lee
Department of Cell Biology and Anatomy, Louisiana State University Health Sciences Center, New Orleans, Louisiana 70112, USA
J Neurosci 25:2304-11. 2005..These results indicate that NMDARs regulate growth of presynaptic terminal arbors and postsynaptic dendritic branching, thereby leading to consolidation of synapses and patterning of presynaptic and postsynaptic elements...
Local neurotrophin effects on central trigeminal axon growth patternsP Hande Ozdinler
Department of Cell Biology and Anatomy, LSU Health Sciences Center, 1901 Perdido Street, New Orleans, LA 70112, USA
Brain Res Dev Brain Res 151:55-66. 2004....
Lesion-induced thalamocortical axonal plasticity in the S1 cortex is independent of NMDA receptor function in excitatory cortical neuronsAkash Datwani
Department of Cell Biology and Anatomy and Neuroscience Center, Louisiana State University Health Sciences Center, New Orleans, Louisiana 70112, USA
J Neurosci 22:9171-5. 2002....
L-type calcium channel-mediated plateau potentials in barrelette cells during structural plasticityFu Sun Lo
Department of Cell Biology and Anatomy, Louisiana State University Health Sciences Center, New Orleans 70112, USA
J Neurophysiol 88:794-801. 2002..Increased Ca(2+) entry may play a key role in injury-induced structural remodeling, and/or transsynaptic cell death...
Slit2, a branching-arborization factor for sensory axons in the Mammalian CNSP Hande Ozdinler
Department of Cell Biology and Anatomy, Louisiana State University Health Sciences Center, New Orleans, Louisiana 70112, USA
J Neurosci 22:4540-9. 2002..Spatiotemporal expression of Slit2 and Robo receptor mRNAs within the brainstem trigeminal nuclei and the trigeminal ganglion during elongation and branching-arborization further corroborates our experimental results...
Altered parcellation of neocortical somatosensory maps in N-methyl-D-aspartate receptor-deficient miceLi Jen Lee
Department of Cell Biology and Anatomy, Louisiana State University Health Sciences Center, New Orleans, Louisiana 70112, USA
J Comp Neurol 485:57-63. 2005..Our findings indicate that both subcortical and cortical mechanisms contribute to cortical parcellation of body map subdivisions in an NMDA receptor-dependent manner...
Conversion of functional synapses into silent synapses in the trigeminal brainstem after neonatal peripheral nerve transectionFu Sun Lo
Department of Anatomy and Neurobiology, University of Maryland School of Medicine, Baltimore, Maryland 21201, USA
J Neurosci 27:4929-34. 2007..Sensory deprivation most likely results in AMPA receptor endocytosis and/or lateral diffusion to the extrasynaptic membrane...
Decreased pain response in mice following cortex-specific knockout of the N-methyl-D-aspartate NR1 subunitGabriel C Quintero
Neuroscience Center of Excellence, Louisiana State University Health Science Center, New Orleans, LA 70112, USA
Neurosci Lett 425:89-93. 2007..01). By contrast, no differences among groups were found in PWL to a noxious thermal stimulus. Taken together, these results demonstrate dissociation in the role of cortical NMDA receptors in mediating different types of pain...
Differential Trk expression in explant and dissociated trigeminal ganglion cell culturesBariş Genç
Department of Cell Biology and Anatomy, Louisiana State University Health Sciences Center, 1901 Perdido Street, New Orleans, Louisiana 70112, USA
J Neurobiol 64:145-56. 2005..Our results indicate that wholemount explant cultures of sensory ganglia represent in vivo conditions in terms of Trk expression patterns; whereas dissociation dramatically alters Trk expression by primary sensory neurons...
Exuberant thalamocortical axon arborization in cortex-specific NMDAR1 knockout miceLi Jen Lee
Department of Cell Biology and Anatomy, Louisiana State University Health Sciences Center, New Orleans, Louisiana 70112, USA
J Comp Neurol 485:280-92. 2005..Given that thalamic NMDARs are spared in CxNR1KO mice, the present results show that postsynaptic NMDARs play an important role in refinement of presynaptic afferent arbors and whisker-specific patterning in the developing barrel cortex...
Dose and age-dependent axonal responses of embryonic trigeminal neurons to localized NGF via p75NTR receptorP Hande Ozdinler
Department of Cell Biology and Anatomy, LSU Health Sciences Center, 1901 Perdido Street, New Orleans, Louisiana 70112, USA
J Neurobiol 62:189-206. 2005..Collectively, our results suggest that localized sources of NGF can direct axon outgrowth from trigeminal ganglion in a dose- and age-dependent fashion, mediated by p75NTR signaling through TrkA expressing axons...
Morphometric analysis of embryonic rat trigeminal neurons treated with different neurotrophinsEmel Ulupinar
Department of Anatomy, Osmangazi University Faculty of Medicine, , Turkey
Anat Rec A Discov Mol Cell Evol Biol 277:396-407. 2004..These results show that exposure to NGF leads to phenotypic changes in TrkA-expressing trigeminal neurons at early embryonic development, but selective survival of small diameter neurons at later ages...
Somatosensory cortical plasticity: recruiting silenced barrels by active whiskersReha S Erzurumlu
Department of Cell Biology and Anatomy and Neuroscience Center, LSU Health Sciences Center, New Orleans, LA 70112, USA
Exp Neurol 184:565-9. 2003
NMDA receptor-dependent pattern transfer from afferents to postsynaptic cells and dendritic differentiation in the barrel cortexAkash Datwani
Laboratory for Behavioral Genetics, Brain Science Institute BSI, RIKEN, 2 1 Hirosawa, Wako Shi, Saitama, 351 0198, Japan
Mol Cell Neurosci 21:477-92. 2002..When postsynaptic NMDAR function is disrupted, layer IV spiny stellate cells remain imperceptive to patterning of their presynaptic inputs and elaborate exuberant dendritic specializations...
Cortical adenylyl cyclase 1 is required for thalamocortical synapse maturation and aspects of layer IV barrel developmentTakuji Iwasato
Laboratory for Behavioral Genetics, RIKEN Brain Science Institute, Saitama 351 0198, Japan
J Neurosci 28:5931-43. 2008..They also suggest that the formation of the gross morphological features of barrels is independent of postsynaptic AC1 in the barrel cortex...
