FIND

researchers

DISCOVER

relevant articles

PROMOTE

your research

now for free

Greg Gerhardt

Research Profile

Living Beings

Chemicals & Drugs

Anatomy

Co-author Network

Publications

TOP 3
Ofelia M Littrell; Greg A Gerhardt; Ann-Charlotte Granholm; Heather A Boger
Glial cell-line derived neurotrophic factor (GDNF) replacement attenuates motor impairments and nigrostriatal dopamine deficits in 12-month-old mice with a partial deletion of GDNF.
O M Littrell; Francois Pomerleau; A D Richardson; Jadwiga Turchan-Cholewo; Luke Bradley; J L Fuqua; Don M Gash; Erin Hascup; Peter Huettl; Greg A Gerhardt
A synthetic five amino acid propeptide increases dopamine neuron differentiation and neurochemical function.
Nina Nevalainen; Greg A Gerhardt; Martin Lundblad; Ingrid Strömberg
Striatal glutamate release in L-DOPA-induced dyskinetic animals.

Register for free to view:

Visualized networks:

See your personal network in
sophisticated graphical views

GeoTargeted Searches:

Locate experts around the world
and connect with global collaborators

Research Profiles:

See the research activity
of experts around the globe

Geonetwork of Greg Gerhardt (preview)

Cities where this author has publications
Cities where co-authors of this author have publications

Flash Player Required

All Publications

2013: Ofelia M Littrell; Greg A Gerhardt; Ann-Charlotte Granholm; Heather A Boger
Glial cell-line derived neurotrophic factor (GDNF) replacement attenuates motor impairments and nigrostriatal dopamine deficits in 12-month-old mice with a partial deletion of GDNF.
Pharmacology, biochemistry, and behavior 2013;104():10-9.
2013: O M Littrell; Francois Pomerleau; A D Richardson; Jadwiga Turchan-Cholewo; Luke Bradley; J L Fuqua; Don M Gash; Erin Hascup; Peter Huettl; Greg A Gerhardt
A synthetic five amino acid propeptide increases dopamine neuron differentiation and neurochemical function.
Neuropeptides 2013;47(1):43-9.
2013: Nina Nevalainen; Greg A Gerhardt; Martin Lundblad; Ingrid Strömberg
Striatal glutamate release in L-DOPA-induced dyskinetic animals.
PloS one 2013;8(2):e55706.
2012: Erin M Miller; Francois Pomerleau; Vivienne A Russell; Greg A Gerhardt; Peter Huettl; Paul E A Glaser
The spontaneously hypertensive and Wistar Kyoto rat models of ADHD exhibit sub-regional differences in dopamine release and uptake in the striatum and nucleus accumbens.
Neuropharmacology 2012;63(8):1327-34.
2012: Erin Hascup; Kevin N Hascup; Peter Huettl; Jan Kehr; Francois Pomerleau; Eva Hajos-Korcsok; Greg A Gerhardt
An allosteric modulator of metabotropic glutamate receptors (mGluR₂), (+)-TFMPIP, inhibits restraint stress-induced phasic glutamate release in rat prefrontal cortex.
Journal of neurochemistry 2012;122(3):619-27.
2012: Stephen M Onifer; Jorge E Quintero; Greg A Gerhardt
Cutaneous and electrically evoked glutamate signaling in the adult rat somatosensory system.
Journal of neuroscience methods 2012;208(2):146-54.
2012: Jason M Hinzman; Jorge E Quintero; Theresa Currier Thomas; Greg A Gerhardt; Jonathan Lifshitz
Disruptions in the regulation of extracellular glutamate by neurons and glia in the rat striatum two days after diffuse brain injury.
Journal of neurotrauma 2012;29(6):1197-208.
2012: Daniel R van Bregt; Mei Liu; James R Pauly; Theresa Currier Thomas; Guoying Bing; Tuoxin Cao; Greg A Gerhardt; Jason M Hinzman; Jonathan Lifshitz
Substantia nigra vulnerability after a single moderate diffuse brain injury in the rat.
Experimental neurology 2012;234(1):8-19.
2012: Ofelia M Littrell; Jacqueline F McGinty; Lawrence D Middaugh; Francois Pomerleau; Stewart Surgener; Greg A Gerhardt; Ann-Charlotte Granholm; Peter Huettl; Heather A Boger
Enhanced dopamine transporter activity in middle-aged Gdnf heterozygous mice.
Neurobiology of aging 2012;33(2):427.e1-14.
2012: Theresa Currier Thomas; Greg A Gerhardt; Jason M Hinzman; Jonathan Lifshitz
Hypersensitive glutamate signaling correlates with the development of late-onset behavioral morbidity in diffuse brain-injured circuitry.
Journal of neurotrauma 2012;29(2):187-200.
2011: Catherine E Mattinson; Francois Pomerleau; Jorge E Quintero; Jason J Burmeister; Peter Huettl; Greg A Gerhardt
Tonic and phasic release of glutamate and acetylcholine neurotransmission in sub-regions of the rat prefrontal cortex using enzyme-based microelectrode arrays.
Journal of neuroscience methods 2011;202(2):199-208.
2011: Ricardo M Santos; Enrique Cadenas; Greg A Gerhardt; João Laranjinha; Cátia Lourenço; Rui M Barbosa
Evidence for a pathway that facilitates nitric oxide diffusion in the brain.
Neurochemistry international 2011;59(1):90-6.
2011: Jorge E Quintero; Peter Huettl; Kirk W Johnson; James Offord; Francois Pomerleau; Greg A Gerhardt
Methodology for rapid measures of glutamate release in rat brain slices using ceramic-based microelectrode arrays: basic characterization and drug pharmacology.
Brain research 2011;1401():1-9.
2011: Nina Nevalainen; Sara Af Bjerkén; Greg A Gerhardt; Martin Lundblad; Ingrid Strömberg
Dopamine release from serotonergic nerve fibers is reduced in L-DOPA-induced dyskinesia.
Journal of neurochemistry 2011;118(1):12-23.
2011: Kevin N Hascup; Greg A Gerhardt; Paul E A Glaser; Erin Hascup; Aleksander A Mathé; Michelle L Stephens; Takashi Yoshitake; Jan Kehr
Resting glutamate levels and rapid glutamate transients in the prefrontal cortex of the Flinders Sensitive Line rat: a genetic rodent model of depression.
Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology 2011;36(8):1769-77.
2011: Jorge E Quintero; David J Dooley; Peter Huettl; Francois Pomerleau; Greg A Gerhardt
Amperometric measurement of glutamate release modulation by gabapentin and pregabalin in rat neocortical slices: role of voltage-sensitive Ca2+ α2δ-1 subunit.
The Journal of pharmacology and experimental therapeutics 2011;338(1):240-5.
2011: Pooja M Talauliker; David A Price; Jason Burmeister; Silpa Nagari; Jorge E Quintero; Francois Pomerleau; Peter Huettl; J Todd Hastings; Greg A Gerhardt
Ceramic-based microelectrode arrays: recording surface characteristics and topographical analysis.
Journal of neuroscience methods 2011;198(2):222-9.
2011: Kristen A Kelps; Jadwiga Turchan-Cholewo; Erin Hascup; Tiffany L Taylor; Don M Gash; Greg A Gerhardt; Luke Bradley
Evaluation of the physical and in vitro protective activity of three synthetic peptides derived from the pro- and mature GDNF sequence.
Neuropeptides 2011;45(3):213-8.
2011: Michelle L Stephens; Jorge E Quintero; Francois Pomerleau; Peter Huettl; Greg A Gerhardt
Age-related changes in glutamate release in the CA3 and dentate gyrus of the rat hippocampus.
Neurobiology of aging 2011;32(5):811-20.
2011: Ricardo M Santos; Cátia F Lourenço; François Pomerleau; Peter Huettl; Greg A Gerhardt; João Laranjinha; Rui M Barbosa
Brain nitric oxide inactivation is governed by the vasculature.
Antioxidants & redox signaling 2011;14(6):1011-21.
2011: Kevin N Hascup; Peter Huettl; Dongwei Hui; Elias K Michaelis; Mary L Michaelis; Francois Pomerleau; Wenhao Xu; Xiaodong Bao; Erin Hascup; Greg A Gerhardt
Differential levels of glutamate dehydrogenase 1 (GLUD1) in Balb/c and C57BL/6 mice and the effects of overexpression of the Glud1 gene on glutamate release in striatum.
ASN neuro 2011;3(2):.
2010: Erin Hascup; Kevin N Hascup; Michelle Stephens; Francois Pomerleau; Peter Huettl; Alain Gratton; Greg A Gerhardt
Rapid microelectrode measurements and the origin and regulation of extracellular glutamate in rat prefrontal cortex.
Journal of neurochemistry 2010;115(6):1608-20.
2010: Jason M Hinzman; Theresa Currier Thomas; Jason Burmeister; Jorge E Quintero; Peter Huettl; Francois Pomerleau; Greg A Gerhardt; Jonathan Lifshitz
Diffuse brain injury elevates tonic glutamate levels and potassium-evoked glutamate release in discrete brain regions at two days post-injury: an enzyme-based microelectrode array study.
Journal of neurotrauma 2010;27(5):889-99.
2010: Michelle L Stephens; Francois Pomerleau; Peter Huettl; Greg A Gerhardt; Zhiming Zhang
Real-time glutamate measurements in the putamen of awake rhesus monkeys using an enzyme-based human microelectrode array prototype.
Journal of neuroscience methods 2010;185(2):264-72.
2010: Luke Bradley; Josh Fuqua; April Richardson; Jadwiga Turchan-Cholewo; Yi Ai; Kristen A Kelps; John D Glass; Xiuquan He; Zhiming Zhang; Richard Grondin; O Meagan Littrell; Peter Huettl; Francois Pomerleau; Don M Gash; Greg A Gerhardt
Dopamine neuron stimulating actions of a GDNF propeptide.
PloS one 2010;5(3):e9752.
2009: Asa Konradsson-Geuken; Clelland R Gash; Kathleen Alexander; Francois Pomerleau; Peter Huettl; Greg A Gerhardt; John P Bruno
Second-by-second analysis of alpha 7 nicotine receptor regulation of glutamate release in the prefrontal cortex of awake rats.
Synapse (New York, N.Y.) 2009;63(12):1069-82.
2009: Erin Hascup; Sara af Bjerkén; Kevin N Hascup; Francois Pomerleau; Peter Huettl; Ingrid Strömberg; Greg A Gerhardt
Histological studies of the effects of chronic implantation of ceramic-based microelectrode arrays and microdialysis probes in rat prefrontal cortex.
Brain research 2009;1291():12-20.
2008: Ricardo M Santos; Cátia Lourenço; Ana P Piedade; Rodney Andrews; Francois Pomerleau; Peter Huettl; Greg A Gerhardt; João Laranjinha; Rui M Barbosa
A comparative study of carbon fiber-based microelectrodes for the measurement of nitric oxide in brain tissue.
Biosensors & bioelectronics 2008;24(4):704-9.
2008: Jason Burmeister; Francois Pomerleau; Peter Huettl; Clelland R Gash; Catherine E Werner; John P Bruno; Greg A Gerhardt
Ceramic-based multisite microelectrode arrays for simultaneous measures of choline and acetylcholine in CNS.
Biosensors & bioelectronics 2008;23(9):1382-9.
2008: Don M Gash; Kathryn Rutland; Naomi L Hudson; Patrick G Sullivan; Guoying Bing; Wayne A Cass; Jignesh D Pandya; Mei Liu; Dong-Yong Choi; Randy L Hunter; Greg A Gerhardt; Charlie D Smith; John T Slevin; TS Prince
Trichloroethylene: Parkinsonism and complex 1 mitochondrial neurotoxicity.
Annals of neurology 2008;63(2):184-92.
2008: K N Hascup; Erin Hascup; Francois Pomerleau; Peter Huettl; Greg A Gerhardt
Second-by-second measures of L-glutamate in the prefrontal cortex and striatum of freely moving mice.
The Journal of pharmacology and experimental therapeutics 2008;324(2):725-31.
2008: Rui M Barbosa; Cátia Lourenço; Ricardo M Santos; Francois Pomerleau; Peter Huettl; Greg A Gerhardt; João Laranjinha
In vivo real-time measurement of nitric oxide in anesthetized rat brain.
Methods in enzymology 2008;441():351-67.
2008: Liming Luan; Feng Ding; Yi Ai; Anders Andersen; Peter Hardy; Eric Forman; Greg A Gerhardt; Don M Gash; Richard Grondin; Zhiming Zhang
Pharmacological MRI (phMRI) monitoring of treatment in hemiparkinsonian rhesus monkeys.
Cell transplantation 2008;17(4):417-25.
2008: Richard Grondin; Zhiming Zhang; Yi Ai; F Ding; A A Walton; Stewart P Surgener; Greg A Gerhardt; Don M Gash
Intraputamenal infusion of exogenous neurturin protein restores motor and dopaminergic function in the globus pallidus of MPTP-lesioned rhesus monkeys.
Cell transplantation 2008;17(4):373-81.
2007: Jorge E Quintero; Brian K Day; Zhiming Zhang; Richard Grondin; Michelle L Stephens; Peter Huettl; Francois Pomerleau; Don M Gash; Greg A Gerhardt
Amperometric measures of age-related changes in glutamate regulation in the cortex of rhesus monkeys.
Experimental neurology 2007;208(2):238-46.
2007: Theresa Currier Thomas; Paul J Kruzich; B Matthew Joyce; Clelland R Gash; Katherine Suchland; Stewart P Surgener; Erin Hascup; David K Grandy; Greg A Gerhardt; Paul E A Glaser
Dopamine D4 receptor knockout mice exhibit neurochemical changes consistent with decreased dopamine release.
Journal of neuroscience methods 2007;166(2):306-14.
2007: Justin Nickell; Michael F Salvatore; Francois Pomerleau; Subbu Apparsundaram; Greg A Gerhardt
Reduced plasma membrane surface expression of GLAST mediates decreased glutamate regulation in the aged striatum.
Neurobiology of aging 2007;28(11):1737-48.
2007: Charles D Smith; Ashley Walton; John T Slevin; Greg A Gerhardt; Gloria Umberger; Kyle Smoot; Emily Schulze; Don M Gash
Validation studies of the human movement analysis panel for hand/arm performance.
Journal of neuroscience methods 2007;165(2):287-96.
2007: Erin Hascup; Francois Pomerleau; Peter Huettl; Ingrid Strömberg; Greg A Gerhardt
Chronic second-by-second measures of L-glutamate in the central nervous system of freely moving rats.
Journal of neurochemistry 2007;102(3):712-22.
2007: John T Slevin; Don M Gash; Charles D Smith; Greg A Gerhardt; Richard J Kryscio; Himachandra Chebrolu; Ashley Walton; Renee Wagner; A Byron Young
Unilateral intraputamenal glial cell line-derived neurotrophic factor in patients with Parkinson disease: response to 1 year of treatment and 1 year of withdrawal.
Journal of neurosurgery 2007;106(4):614-20.
2007: B Matthew Joyce; Paul E A Glaser; Greg A Gerhardt
Adderall produces increased striatal dopamine release and a prolonged time course compared to amphetamine isomers.
Psychopharmacology 2007;191(3):669-77.
2007: Wayne A Cass; Richard Grondin; Anders H Andersen; Zhiming Zhang; Peter A Hardy; Lindsay K Hussey-Andersen; William S Rayens; Greg A Gerhardt; Don M Gash
Iron accumulation in the striatum predicts aging-related decline in motor function in rhesus monkeys.
Neurobiology of aging 2007;28(2):258-71.
2007: John A Stanford; Michael F Salvatore; Barry M Joyce; Hongyu Zhang; Don M Gash; Greg A Gerhardt
Bilateral effects of unilateral intrastriatal GDNF on locomotor-excited and nonlocomotor-related striatal neurons in aged F344 rats.
Neurobiology of aging 2007;28(1):156-65.
2006: Michael F Salvatore; Yi Ai; Brent Fischer; Amanda M Zhang; Richard Grondin; Zhiming Zhang; Greg A Gerhardt; Don M Gash
Point source concentration of GDNF may explain failure of phase II clinical trial.
Experimental neurology 2006;202(2):497-505.
2006: John P Bruno; Clelland Gash; Brad Martin; Amy Zmarowski; Francois Pomerleau; Jason Burmeister; Peter Huettl; Greg A Gerhardt
Second-by-second measurement of acetylcholine release in prefrontal cortex.
The European journal of neuroscience 2006;24(10):2749-57.
2006: Zhiming Zhang; Anders H Andersen; Yi Ai; Aaron Loveland; Peter A Hardy; Greg A Gerhardt; Don M Gash
Assessing nigrostriatal dysfunctions by pharmacological MRI in parkinsonian rhesus macaques.
NeuroImage 2006;33(2):636-43.
2006: John T Slevin; Greg A Gerhardt; Charles D Smith; Don M Gash; A Byron Young
Reply: GDNF poses troubling questions for doctors, drug maker.
Annals of neurology 2006;59(6):989-90.
2006: Himachandra Chebrolu; John T Slevin; D A Gash; Greg A Gerhardt; Byron Young; C A Given; Charles D Smith
MRI volumetric and intensity analysis of the cerebellum in Parkinson's disease patients infused with glial-derived neurotrophic factor (GDNF).
Experimental neurology 2006;198(2):450-6.
2006: Brian K Day; Francois Pomerleau; Jason Burmeister; Peter Huettl; Greg A Gerhardt
Microelectrode array studies of basal and potassium-evoked release of L-glutamate in the anesthetized rat brain.
Journal of neurochemistry 2006;96(6):1626-35.
2006: Paul E A Glaser; Stewart P Surgener; Richard Grondin; Clelland R Gash; Mike Palmer; F Xavier Castellanos; Greg A Gerhardt
Cerebellar neurotransmission in attention-deficit/hyperactivity disorder: does dopamine neurotransmission occur in the cerebellar vermis?
Journal of neuroscience methods 2006;151(1):62-7.
2006: John T Slevin; Don M Gash; Charles D Smith; Greg A Gerhardt; Richard J Kryscio; Himachandra Chebrolu; Ashley Walton; Renee Wagner; A Byron Young
Unilateral intraputaminal glial cell line-derived neurotrophic factor in patients with Parkinson disease: response to 1 year each of treatment and withdrawal.
Neurosurgical focus 2006;20(5):E1.
2005: Michael F Salvatore; Brent Fisher; Stewart P Surgener; Greg A Gerhardt; Tracey Rouault
Neurochemical investigations of dopamine neuronal systems in iron-regulatory protein 2 (IRP-2) knockout mice.
Brain research. Molecular brain research 2005;139(2):341-7.
2005: Don M Gash; Zhiming Zhang; Yi Ai; Richard Grondin; Robert Coffey; Greg A Gerhardt
Trophic factor distribution predicts functional recovery in parkinsonian monkeys.
Annals of neurology 2005;58(2):224-33.
2005: Jason Burmeister; Michael Palmer; Greg A Gerhardt
L-lactate measures in brain tissue with ceramic-based multisite microelectrodes.
Biosensors & bioelectronics 2005;20(9):1772-9.
2005: Paul E A Glaser; Theresa Currier Thomas; B Matthew Joyce; F Xavier Castellanos; Greg A Gerhardt
Differential effects of amphetamine isomers on dopamine release in the rat striatum and nucleus accumbens core.
Psychopharmacology 2005;178(2-3):250-8.
2005: John T Slevin; Greg A Gerhardt; Charles D Smith; Don M Gash; Richard J Kryscio; Byron Young
Research on Parkinson disease.
Journal of neurosurgery 2005;102(2):401.
2005: John T Slevin; Greg A Gerhardt; Charles D Smith; Don M Gash; Richard J Kryscio; Byron Young
Improvement of bilateral motor functions in patients with Parkinson disease through the unilateral intraputaminal infusion of glial cell line-derived neurotrophic factor.
Journal of neurosurgery 2005;102(2):216-22.
2005: J Nickell; Francois Pomerleau; J Allen; Greg A Gerhardt
Age-related changes in the dynamics of potassium-evoked L-glutamate release in the striatum of Fischer 344 rats.
Journal of neural transmission (Vienna, Austria : 1996) 2005;112(1):87-96.
2004: Navin Maswood; Jennifer Young; Edward Tilmont; Zhiming Zhang; Don M Gash; Greg A Gerhardt; Richard Grondin; George S Roth; Julie A Mattison; Mark A Lane; Richard E Carson; Robert M Cohen; Peter R Mouton; Christopher Quigley; Mark P Mattson; Donald Ingram
Caloric restriction increases neurotrophic factor levels and attenuates neurochemical and behavioral deficits in a primate model of Parkinson's disease.
Proceedings of the National Academy of Sciences of the United States of America 2004;101(52):18171-6.
2004: Vinay Parikh; Francois Pomerleau; Peter Huettl; Greg A Gerhardt; Martin Sarter; John P Bruno
Rapid assessment of in vivo cholinergic transmission by amperometric detection of changes in extracellular choline levels.
The European journal of neuroscience 2004;20(6):1545-54.
2004: Michael F Salvatore; Jin-Lu Zhang; Delia M Large; Patsy E Wilson; Clelland R Gash; Theresa Currier Thomas; John W Haycock; Guoying Bing; John A Stanford; Don M Gash; Greg A Gerhardt
Striatal GDNF administration increases tyrosine hydroxylase phosphorylation in the rat striatum and substantia nigra.
Journal of neurochemistry 2004;90(1):245-54.
2004: Christina L Zuch; Daniel David; Livia Ujhelyi; John L Hudson; Greg A Gerhardt; Paul L Kaplan; Paula C Bickford
Beneficial effects of intraventricularly administered BMP-7 following a striatal 6-hydroxydopamine lesion.
Brain research 2004;1010(1-2):10-6.
2004: John A Stanford; Greg A Gerhardt
Aged F344 rats exhibit altered electrophysiological activity in locomotor-unrelated but not locomotor-related striatal neurons.
Neurobiology of aging 2004;25(4):509-15.
2004: Michael F Salvatore; O Hudspeth; L E Arnold; P E Wilson; John A Stanford; Charles F Mactutus; Rosemarie M Booze; Greg A Gerhardt
Prenatal cocaine exposure alters potassium-evoked dopamine release dynamics in rat striatum.
Neuroscience 2004;123(2):481-90.
2003: Michael F Salvatore; Subbu Apparsundaram; Greg A Gerhardt
Decreased plasma membrane expression of striatal dopamine transporter in aging.
Neurobiology of aging 2003;24(8):1147-54.
2003: Francois Pomerleau; Brian K Day; Peter Huettl; Jason Burmeister; Greg A Gerhardt
Real time in vivo measures of L-glutamate in the rat central nervous system using ceramic-based multisite microelectrode arrays.
Annals of the New York Academy of Sciences 2003;1003():454-7.
2003: Matthew S Purdom; John A Stanford; Greg A Gerhardt
Differential effects of post-implantation time on potassium- versus D-amphetamine-evoked dopamine overflow in the striatum of F344 rats.
Neuroscience letters 2003;348(2):97-100.
2003: Matthew S Purdom; John A Stanford; Theresa D Currier; Greg A Gerhardt
Microdialysis studies of D-amphetamine-evoked striatal dopamine overflow in young versus aged F344 rats: effects of concentration and order of administration.
Brain research 2003;979(1-2):203-9.
2003: Yi Ai; William R Markesbery; Zhiming Zhang; Richard Grondin; Dennis Elseberry; Greg A Gerhardt; Don M Gash
Intraputamenal infusion of GDNF in aged rhesus monkeys: distribution and dopaminergic effects.
The Journal of comparative neurology 2003;461(2):250-61.
2003: Jilla Sabeti; Greg A Gerhardt; Nancy R Zahniser
Chloral hydrate and ethanol, but not urethane, alter the clearance of exogenous dopamine recorded by chronoamperometry in striatum of unrestrained rats.
Neuroscience letters 2003;343(1):9-12.
2003: Ronald K Freund; Greg A Gerhardt; Kriste E Marshall; Michael R Palmer
Differences in norepinephrine clearance in cerebellar slices from low-alcohol-sensitive and high-alcohol-sensitive rats.
Alcohol (Fayetteville, N.Y.) 2003;30(1):9-18.
2003: Jilla Sabeti; Greg A Gerhardt; Nancy R Zahniser
Individual differences in cocaine-induced locomotor sensitization in low and high cocaine locomotor-responding rats are associated with differential inhibition of dopamine clearance in nucleus accumbens.
The Journal of pharmacology and experimental therapeutics 2003;305(1):180-90.
2003: Richard Grondin; Wayne A Cass; Zhiming Zhang; John A Stanford; Don M Gash; Greg A Gerhardt
Glial cell line-derived neurotrophic factor increases stimulus-evoked dopamine release and motor speed in aged rhesus monkeys.
The Journal of neuroscience : the official journal of the Society for Neuroscience 2003;23(5):1974-80.
2003: John A Stanford; Elena Vorontsova; Stewart P Surgener; Greg A Gerhardt; Stephen C Fowler
Aged Fischer 344 rats exhibit altered orolingual motor function: relationships with nigrostriatal neurochemical measures.
Neurobiology of aging 2003;24(2):259-66.
2003: Richard Grondin; Zhiming Zhang; Yi Ai; Don M Gash; Greg A Gerhardt
Intracranial delivery of proteins and peptides as a therapy for neurodegenerative diseases.
Progress in drug research. Fortschritte der Arzneimittelforschung. Progrès des recherches pharmaceutiques 2003;61():101-23.
2002: John A Stanford; Elena Vorontsova; Stewart P Surgener; Greg A Gerhardt; Stephen C Fowler
Aged Fischer 344 rats exhibit altered locomotion in the absence of decreased locomotor activity: exacerbation by nomifensine.
Neuroscience letters 2002;333(3):195-8.
2002: Jilla Sabeti; Cathy E Adams; Jason Burmeister; Greg A Gerhardt; Nancy R Zahniser
Kinetic analysis of striatal clearance of exogenous dopamine recorded by chronoamperometry in freely-moving rats.
Journal of neuroscience methods 2002;121(1):41-52.
2002: Richard Grondin; Zhiming Zhang; Ai Yi; Wayne A Cass; Navin Maswood; Anders H Andersen; Dennis D Elsberry; Michael C Klein; Greg A Gerhardt; Don M Gash
Chronic, controlled GDNF infusion promotes structural and functional recovery in advanced parkinsonian monkeys.
Brain : a journal of neurology 2002;125(Pt 10):2191-201.
2002: Jason Burmeister; Francois Pomerleau; Michael Palmer; Brian K Day; Peter Huettl; Greg A Gerhardt
Improved ceramic-based multisite microelectrode for rapid measurements of L-glutamate in the CNS.
Journal of neuroscience methods 2002;119(2):163-71.
2002: Navin Maswood; Richard Grondin; Zhiming Zhang; John A Stanford; Stewart P Surgener; Don M Gash; Greg A Gerhardt
Effects of chronic intraputamenal infusion of glial cell line-derived neurotrophic factor (GDNF) in aged Rhesus monkeys.
Neurobiology of aging 2002;23(5):881-9.
2002: Jilla Sabeti; Greg A Gerhardt; Nancy R Zahniser
Acute cocaine differentially alters accumbens and striatal dopamine clearance in low and high cocaine locomotor responders: behavioral and electrochemical recordings in freely moving rats.
The Journal of pharmacology and experimental therapeutics 2002;302(3):1201-11.
2002: Anders H Andersen; Zhiming Zhang; Tracy Barber; William S Rayens; Jinlu Zhang; Richard Grondin; Peter A Hardy; Greg A Gerhardt; Don M Gash
Functional MRI studies in awake rhesus monkeys: methodological and analytical strategies.
Journal of neuroscience methods 2002;118(2):141-52.
2002: John G Partridge; Subbu Apparsundaram; Greg A Gerhardt; Jennifer Ronesi; David M Lovinger
Nicotinic acetylcholine receptors interact with dopamine in induction of striatal long-term depression.
The Journal of neuroscience : the official journal of the Society for Neuroscience 2002;22(7):2541-9.
2002: John A Stanford; Clelland R Gash; Greg A Gerhardt
Aged F344 rats exhibit an increased proportion of dopamine agonist-excited striatal neurons.
Neurobiology of aging 2002;23(2):263-70.
2002: John A Stanford; Theresa D Currier; Greg A Gerhardt
Acute locomotor effects of fluoxetine, sertraline, and nomifensine in young versus aged Fischer 344 rats.
Pharmacology, biochemistry, and behavior 2002;71(1-2):325-32.
2002: Greg A Gerhardt; Wayne A Cass; Ai Yi; Zhiming Zhang; Don M Gash
Changes in somatodendritic but not terminal dopamine regulation in aged rhesus monkeys.
Journal of neurochemistry 2002;80(1):168-77.
2001: Zhiming Zhang; A Andersen; Richard Grondin; T Barber; R Avison; Greg A Gerhardt; Don M Gash
Pharmacological MRI mapping of age-associated changes in basal ganglia circuitry of awake rhesus monkeys.
NeuroImage 2001;14(5):1159-67.
2001: Greg A Gerhardt; A F Hoffman
Effects of recording media composition on the responses of Nafion-coated carbon fiber microelectrodes measured using high-speed chronoamperometry.
Journal of neuroscience methods 2001;109(1):13-21.
2001: C E Helt; GR Hoernig; David S Albeck; Greg A Gerhardt; Brian R Ickes; Mary E Reyland; David O Quissell; Ingrid Strömberg; Ann-Charlotte E. Granholm-Bentley
Neuroprotection of grafted neurons with a GDNF/caspase inhibitor cocktail.
Experimental neurology 2001;170(2):258-69.
2001: John A Stanford; Greg A Gerhardt
Age-related changes in striatal function of freely-moving F344 rats.
Neurobiology of aging 2001;22(4):659-69.
2001: John A Stanford; Theresa D Currier; Matthew S Purdom; Greg A Gerhardt
Nomifensine reveals age-related changes in K(+)-evoked striatal DA overflow in F344 rats.
Neurobiology of aging 2001;22(3):495-502.
2001: Jason Burmeister; Greg A Gerhardt
Self-referencing ceramic-based multisite microelectrodes for the detection and elimination of interferences from the measurement of L-glutamate and other analytes.
Analytical chemistry 2001;73(5):1037-42.
2001: Michael R Palmer; Ann-Charlotte E. Granholm-Bentley; CG van Horne; KE Giardina; Ronald K Freund; J W Moorhead; Greg A Gerhardt
Intranigral transplantation of solid tissue ventral mesencephalon or striatal grafts induces behavioral recovery in 6-OHDA-lesioned rats.
Brain research 2001;890(1):86-99.
2001: Richard Grondin; Zhiming Zhang; Dennis D Elsberry; Greg A Gerhardt; Don M Gash
Chronic Intracerebral Delivery of Trophic Factors via a Programmable Pump as a Treatment for Parkinsonism.
Methods in molecular medicine 2001;62():257-67.
2000: Zhiming Zhang; A Andersen; C Smith; Richard Grondin; Greg A Gerhardt; Don M Gash
Motor slowing and parkinsonian signs in aging rhesus monkeys mirror human aging.
The journals of gerontology. Series A, Biological sciences and medical sciences 2000;55(10):B473-80.
2000: KE Giardina; J O Stevens; Dennis D Elsberry; Greg A Gerhardt
Long-term infusion of nonphysiologic solutions into brain parenchyma: effects of pH, osmolarity, and flow rate.
Comparative medicine 2000;50(4):398-404.
2000: Richard Grondin; Zhiming Zhang; Greg A Gerhardt; Don M Gash
Dopaminergic therapy improves upper limb motor performance in aged rhesus monkeys.
Annals of neurology 2000;48(2):250-3.
2000: John A Stanford; KE Giardina; Greg A Gerhardt
In vivo microdialysis studies of age-related alterations in potassium-evoked overflow of dopamine in the dorsal striatum of Fischer 344 rats.
International journal of developmental neuroscience : the official journal of the International Society for Developmental Neuroscience 2000;18(4-5):411-6.
2000: Ann-Charlotte E. Granholm-Bentley; Mary E Reyland; David S Albeck; L Sanders; Greg A Gerhardt; GR Hoernig; Liya Shen; Heiner Westphal; Barry Hoffer
Glial cell line-derived neurotrophic factor is essential for postnatal survival of midbrain dopamine neurons.
The Journal of neuroscience : the official journal of the Society for Neuroscience 2000;20(9):3182-90.
2000: Zhiming Zhang; Anders H Andersen; Malcolm J Avison; Greg A Gerhardt; Don M Gash
Functional MRI of apomorphine activation of the basal ganglia in awake rhesus monkeys.
Brain research 2000;852(2):290-6.
2000: Jason Burmeister; K Moxon; Greg A Gerhardt
Ceramic-based multisite microelectrodes for electrochemical recordings.
Analytical chemistry 2000;72(1):187-92.
1999: Charles D Smith; Gloria Umberger; E L Manning; John T Slevin; David R Wekstein; Frederick A Schmitt; William R Markesbery; Zhiming Zhang; Greg A Gerhardt; Richard J Kryscio; Don M Gash
Critical decline in fine motor hand movements in human aging.
Neurology 1999;53(7):1458-61.
1999: Don M Gash; Zhiming Zhang; Gloria Umberger; K Mahood; M Smith; C Smith; Greg A Gerhardt
An automated movement assessment panel for upper limb motor functions in rhesus monkeys and humans.
Journal of neuroscience methods 1999;89(2):111-7.
1999: L J Kish; Michael R Palmer; Greg A Gerhardt
Multiple single-unit recordings in the striatum of freely moving animals: effects of apomorphine and D-amphetamine in normal and unilateral 6-hydroxydopamine-lesioned rats.
Brain research 1999;833(1):58-70.
1999: Alexander F Hoffman; Greg A Gerhardt
Differences in pharmacological properties of dopamine release between the substantia nigra and striatum: an in vivo electrochemical study.
The Journal of pharmacology and experimental therapeutics 1999;289(1):455-63.
1999: Nancy R Zahniser; Gaynor A Larson; Greg A Gerhardt
In vivo dopamine clearance rate in rat striatum: regulation by extracellular dopamine concentration and dopamine transporter inhibitors.
The Journal of pharmacology and experimental therapeutics 1999;289(1):266-77.
1999: MA Hebert; Gaynor A Larson; Nancy R Zahniser; Greg A Gerhardt
Age-related reductions in [3H]WIN 35,428 binding to the dopamine transporter in nigrostriatal and mesolimbic brain regions of the fischer 344 rat.
The Journal of pharmacology and experimental therapeutics 1999;288(3):1334-9.
1999: Greg A Gerhardt; C Ksir; C Pivik; SD Dickinson; Jilla Sabeti; Nancy R Zahniser
Methodology for coupling local application of dopamine and other chemicals with rapid in vivo electrochemical recordings in freely-moving rats.
Journal of neuroscience methods 1999;87(1):67-76.
1999: MA Hebert; Greg A Gerhardt
Age-related changes in the capacity, rate, and modulation of dopamine uptake within the striatum and nucleus accumbens of Fischer 344 rats: an in vivo electrochemical study.
The Journal of pharmacology and experimental therapeutics 1999;288(2):879-87.
1999: Greg A Gerhardt; Wayne A Cass; Peter Huettl; S Brock; Z Zhang; Don M Gash
GDNF improves dopamine function in the substantia nigra but not the putamen of unilateral MPTP-lesioned rhesus monkeys.
Brain research 1999;817(1-2):163-71.
1999: Alexander F Hoffman; Nancy R Zahniser; Carl R Lupica; Greg A Gerhardt
Voltage-dependency of the dopamine transporter in the rat substantia nigra.
Neuroscience letters 1999;260(2):105-8.
1999: Greg A Gerhardt; R E Maloney
Microdialysis studies of basal levels and stimulus-evoked overflow of dopamine and metabolites in the striatum of young and aged Fischer 344 rats.
Brain research 1999;816(1):68-77.
1999: SD Dickinson; Jilla Sabeti; Gaynor A Larson; KE Giardina; M Rubinstein; M A Kelly; David K Grandy; Malcolm J Low; Greg A Gerhardt; Nancy R Zahniser
Dopamine D2 receptor-deficient mice exhibit decreased dopamine transporter function but no changes in dopamine release in dorsal striatum.
Journal of neurochemistry 1999;72(1):148-56.
1998: Alexander F Hoffman; Carl R Lupica; Greg A Gerhardt
Dopamine transporter activity in the substantia nigra and striatum assessed by high-speed chronoamperometric recordings in brain slices.
The Journal of pharmacology and experimental therapeutics 1998;287(2):487-96.
1998: D A Smith; Alexander F Hoffman; D J David; C E Adams; Greg A Gerhardt
Nicotine-evoked nitric oxide release in the rat hippocampal slice.
Neuroscience letters 1998;255(3):127-30.
1998: D J David; Nancy R Zahniser; Barry Hoffer; Greg A Gerhardt
In vivo electrochemical studies of dopamine clearance in subregions of rat nucleus accumbens: differential properties of the core and shell.
Experimental neurology 1998;153(2):277-86.
1998: Don M Gash; Zhiming Zhang; Greg A Gerhardt
Neuroprotective and neurorestorative properties of GDNF.
Annals of neurology 1998;44(3 Suppl 1):S121-5.
1998: MA Hebert; Greg A Gerhardt
Normal and drug-induced locomotor behavior in aging: comparison to evoked DA release and tissue content in fischer 344 rats.
Brain research 1998;797(1):42-54.
1998: David M Yurek; S B Hipkens; M A Hebert; Don M Gash; Greg A Gerhardt
Age-related decline in striatal dopamine release and motoric function in brown Norway/Fischer 344 hybrid rats.
Brain research 1998;791(1-2):246-56.
1998: Ann-Charlotte E. Granholm-Bentley; S Henry; M A Herbert; S Eken; Greg A Gerhardt; CG van Horne
Kidney cografts enhance fiber outgrowth from ventral mesencephalic grafts to the 6-OHDA-lesioned striatum, and improve behavioral recovery.
Cell transplantation 1998;7(2):197-212.
1998: Nancy R Zahniser; SD Dickinson; Greg A Gerhardt
High-speed chronoamperometric electrochemical measurements of dopamine clearance.
Methods in enzymology 1998;296():708-19.
1998: Alexander F Hoffman; Greg A Gerhardt
In vivo electrochemical studies of dopamine clearance in the rat substantia nigra: effects of locally applied uptake inhibitors and unilateral 6-hydroxydopamine lesions.
Journal of neurochemistry 1998;70(1):179-89.
1998: Don M Gash; Greg A Gerhardt; Barry Hoffer
Effects of glial cell line-derived neurotrophic factor on the nigrostriatal dopamine system in rodents and nonhuman primates.
Advances in pharmacology (San Diego, Calif.) 1998;42():911-5.
1998: Nancy R Zahniser; Greg A Gerhardt; Alexander F Hoffman; Carl R Lupica
Voltage-dependency of the dopamine transporter in rat brain.
Advances in pharmacology (San Diego, Calif.) 1998;42():195-8.
1997: Yun Wang; Michael R Palmer; EJ Cline; Greg A Gerhardt
Effects of ethanol on striatal dopamine overflow and clearance: an in vivo electrochemical study.
Alcohol (Fayetteville, N.Y.) 1997;14(6):593-601.
1997: Alexander F Hoffman; CG van Horne; S Eken; Barry Hoffer; Greg A Gerhardt
In vivo microdialysis studies on somatodendritic dopamine release in the rat substantia nigra: effects of unilateral 6-OHDA lesions and GDNF.
Experimental neurology 1997;147(1):130-41.
1997: Ann-Charlotte E. Granholm-Bentley; J L Mott; KE Bowenkamp; S Eken; S Henry; Barry Hoffer; P A Lapchak; Michael R Palmer; CG van Horne; Greg A Gerhardt
Glial cell line-derived neurotrophic factor improves survival of ventral mesencephalic grafts to the 6-hydroxydopamine lesioned striatum.
Experimental brain research. Experimentelle Hirnforschung. Expérimentation cérébrale 1997;116(1):29-38.
1997: MA Hebert; Greg A Gerhardt
Behavioral and neurochemical effects of intranigral administration of glial cell line-derived neurotrophic factor on aged Fischer 344 rats.
The Journal of pharmacology and experimental therapeutics 1997;282(2):760-8.
1997: L H Diao; Paula C Bickford; J O Stevens; EJ Cline; Greg A Gerhardt
Caloric restriction enhances evoked DA overflow in striatum and nucleus accumbens of aged Fischer 344 rats.
Brain research 1997;763(2):276-80.
1997: N Srivastava; Ann-Charlotte E. Granholm-Bentley; Greg A Gerhardt
Collateral sprouting of central noradrenergic neurons during aging: histochemical and neurochemical studies in intraocular triple transplants.
Experimental neurology 1997;145(2 Pt 1):524-35.
1997: A M Lin; Paula C Bickford; Michael R Palmer; EJ Cline; Greg A Gerhardt
Effects of ethanol and nomifensine on NE clearance in the cerebellum of young and aged Fischer 344 rats.
Brain research 1997;756(1-2):287-92.
1996: K A Flach; Lawrence E Adler; Greg A Gerhardt; Christine L Miller; Paula C Bickford; R J MacGregor
Sensory gating in a computer model of the CA3 neural network of the hippocampus.
Biological psychiatry 1996;40(12):1230-45.
1996: MA Hebert; CG van Horne; Barry Hoffer; Greg A Gerhardt
Functional effects of GDNF in normal rat striatum: presynaptic studies using in vivo electrochemistry and microdialysis.
The Journal of pharmacology and experimental therapeutics 1996;279(3):1181-90.
1996: M N Friedemann; S W Robinson; Greg A Gerhardt
o-Phenylenediamine-modified carbon fiber electrodes for the detection of nitric oxide.
Analytical chemistry 1996;68(15):2621-8.
1996: Don M Gash; Zhiming Zhang; A Ovadia; Wayne A Cass; A Yi; L Simmerman; D Russell; D Martin; Paul A Lapchak; F Collins; Barry Hoffer; Greg A Gerhardt
Functional recovery in parkinsonian monkeys treated with GDNF.
Nature 1996;380(6571):252-5.
1996: M N Friedemann; Greg A Gerhardt
In vivo electrochemical studies of the dynamic effects of locally applied excitatory amino acids in the striatum of the anesthetized rat.
Experimental neurology 1996;138(1):53-63.
1996: Greg A Gerhardt; Wayne A Cass; J Hudson; M Henson; Zhiming Zhang; A Ovadia; Barry Hoffer; Don M Gash
In vivo electrochemical studies of dopamine overflow and clearance in the striatum of normal and MPTP-treated rhesus monkeys.
Journal of neurochemistry 1996;66(2):579-88.
1995: Don M Gash; Zhiming Zhang; Wayne A Cass; A Ovadia; L Simmerman; D Martin; D Russell; F Collins; Barry Hoffer; Greg A Gerhardt
Morphological and functional effects of intranigrally administered GDNF in normal rhesus monkeys.
The Journal of comparative neurology 1995;363(3):345-58.
1995: Greg A Gerhardt; Wayne A Cass; M Henson; Zhiming Zhang; A Ovadia; Barry Hoffer; Don M Gash
Age-related changes in potassium-evoked overflow of dopamine in the striatum of the rhesus monkey.
Neurobiology of aging 1995;16(6):939-46.
1995: Wayne A Cass; M N Friedemann; J F deBernardis; D J Kerkman; Greg A Gerhardt
Effects of the putative antidepressant, ABT 200, on the clearance of exogenous norepinephrine in rat cerebellum.
Synapse (New York, N.Y.) 1995;21(1):77-84.
1995: Wayne A Cass; Greg A Gerhardt
In vivo assessment of dopamine uptake in rat medial prefrontal cortex: comparison with dorsal striatum and nucleus accumbens.
Journal of neurochemistry 1995;65(1):201-7.
1995: EJ Cline; Catherine E Adams; Gaynor A Larson; Greg A Gerhardt; Nancy R Zahniser
Medial dorsal striatum is more sensitive than lateral dorsal striatum to cocaine inhibition of exogenous dopamine clearance: relation to [3H]mazindol binding, but not striosome/matrix.
Experimental neurology 1995;134(1):135-49.
1995: K E Bowenkamp; Alexander F Hoffman; Greg A Gerhardt; Michael Henry; P T Biddle; Barry Hoffer; Ann-Charlotte E. Granholm-Bentley
Glial cell line-derived neurotrophic factor supports survival of injured midbrain dopaminergic neurons.
The Journal of comparative neurology 1995;355(4):479-89.
1995: Cristina Bäckman; P T Biddle; Ted Ebendal; Phillip Friden; Greg A Gerhardt; Michael Henry; L Mackerlova; Stine Söderström; Ingrid Strömberg; L Walus
Effects of transferrin receptor antibody-NGF conjugate on young and aged septal transplants in oculo.
Experimental neurology 1995;132(1):1-15.
1995: Wayne A Cass; Greg A Gerhardt; Zhiming Zhang; A Ovadia; Don M Gash
Increased dopamine clearance in the non-lesioned striatum of rhesus monkeys with unilateral 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP) striatal lesions.
Neuroscience letters 1995;185(1):52-5.
1995: J Hudson; Ann-Charlotte E. Granholm-Bentley; Greg A Gerhardt; Michael Henry; A Hoffman; P Biddle; N S Leela; L Mackerlova; Jack Lile; F Collins
Glial cell line-derived neurotrophic factor augments midbrain dopaminergic circuits in vivo.
Brain research bulletin 1995;36(5):425-32.
1994: Barry Hoffer; A Hoffman; K Bowenkamp; Peter Huettl; J Hudson; D Martin; L F Lin; Greg A Gerhardt
Glial cell line-derived neurotrophic factor reverses toxin-induced injury to midbrain dopaminergic neurons in vivo.
Neuroscience letters 1994;182(1):107-11.
1994: J A Firestone; M J Marks; Greg A Gerhardt; Michael D Browning
ABT-200, a norepinephrine uptake inhibitor, blocks Ca2+ signals in chromaffin cells.
European journal of pharmacology 1994;269(2):177-82.
1994: Wayne A Cass; Greg A Gerhardt
Direct in vivo evidence that D2 dopamine receptors can modulate dopamine uptake.
Neuroscience letters 1994;176(2):259-63.
1994: Laura Draski; D J Nash; Greg A Gerhardt
CNS monoamine levels and motoric behaviors in the hotfoot ataxic mutant.
Brain research 1994;645(1-2):69-77.
1994: Johan Luthman; Eva Lindqvist; Greg A Gerhardt; Lars Olson; Barry Hoffer
Alterations in central monoamine systems after postnatal lead acetate treatment in rats.
Environmental research 1994;65(1):100-18.
1994: Ann-Charlotte E. Granholm-Bentley; Cristina Bäckman; F Bloom; Ted Ebendal; Greg A Gerhardt; Barry Hoffer; L Mackerlova; Lars Olson; Stine Söderström; L R Walus
NGF and anti-transferrin receptor antibody conjugate: short and long-term effects on survival of cholinergic neurons in intraocular septal transplants.
The Journal of pharmacology and experimental therapeutics 1994;268(1):448-59.
1993: A M Lin; Paula C Bickford; Michael R Palmer; Greg A Gerhardt
Ethanol inhibits the uptake of exogenous norepinephrine from the extracellular space of the rat cerebellum.
Neuroscience letters 1993;164(1-2):71-5.
1993: Wayne A Cass; Nancy R Zahniser; K A Flach; Greg A Gerhardt
Clearance of exogenous dopamine in rat dorsal striatum and nucleus accumbens: role of metabolism and effects of locally applied uptake inhibitors.
Journal of neurochemistry 1993;61(6):2269-78.
1993: J L Hudson; CG van Horne; Ingrid Strömberg; S Brock; J Clayton; J Masserano; Barry Hoffer; Greg A Gerhardt
Correlation of apomorphine- and amphetamine-induced turning with nigrostriatal dopamine content in unilateral 6-hydroxydopamine lesioned rats.
Brain research 1993;626(1-2):167-74.
1993: Johan Luthman; M N Friedemann; Barry Hoffer; Greg A Gerhardt
In vivo electrochemical measurements of exogenous dopamine clearance in normal and neonatal 6-hydroxydopamine-treated rat striatum.
Experimental neurology 1993;122(2):273-82.
1993: Wayne A Cass; Greg A Gerhardt; K Gillespie; P Curella; R D Mayfield; Nancy R Zahniser
Reduced clearance of exogenous dopamine in rat nucleus accumbens, but not in dorsal striatum, following cocaine challenge in rats withdrawn from repeated cocaine administration.
Journal of neurochemistry 1993;61(1):273-83.
1993: J A Firestone; Greg A Gerhardt; J F DeBernardis; J F McKelvy; Michael D Browning
Actions of A-75200, a novel catecholamine uptake inhibitor, on norepinephrine uptake and release from bovine adrenal chromaffin cells.
The Journal of pharmacology and experimental therapeutics 1993;264(3):1206-10.
1993: Johan Luthman; M Friedemann; P Bickford; Lars Olson; Barry Hoffer; Greg A Gerhardt
In vivo electrochemical measurements and electrophysiological studies of rat striatum following neonatal 6-hydroxydopamine treatment.
Neuroscience 1993;52(3):677-87.
1992: CG van Horne; Barry Hoffer; Ingrid Strömberg; Greg A Gerhardt
Clearance and diffusion of locally applied dopamine in normal and 6-hydroxydopamine-lesioned rat striatum.
The Journal of pharmacology and experimental therapeutics 1992;263(3):1285-92.
1992: Christine L Miller; Paula C Bickford; V Luntz-Leybman; Lawrence E Adler; Greg A Gerhardt; Robert Freedman
Phencyclidine and auditory sensory gating in the hippocampus of the rat.
Neuropharmacology 1992;31(10):1041-8.
1992: Wayne A Cass; Greg A Gerhardt; R D Mayfield; P Curella; Nancy R Zahniser
Differences in dopamine clearance and diffusion in rat striatum and nucleus accumbens following systemic cocaine administration.
Journal of neurochemistry 1992;59(1):259-66.
1992: Paula C Bickford; C Heron; D A Young; Greg A Gerhardt; R De La Garza
Impaired acquisition of novel locomotor tasks in aged and norepinephrine-depleted F344 rats.
Neurobiology of aging 1992;13(4):475-81.
1992: Nancy R Zahniser; R D Mayfield; Wayne A Cass; Greg A Gerhardt
Cocaine administration: D1 dopamine receptor function and dopamine clearance/diffusion in rat striatum and nucleus accumbens.
Annals of the New York Academy of Sciences 1992;654():537-9.
1992: P J Williams; Thomas V Dunwiddie; Greg A Gerhardt
Direct in vitro electrochemical measurement of dopamine overflow in intermediate pituitary: characterization and pharmacology.
The Journal of pharmacology and experimental therapeutics 1992;261(2):403-11.
1992: M N Friedemann; Greg A Gerhardt
Regional effects of aging on dopaminergic function in the Fischer-344 rat.
Neurobiology of aging 1992;13(2):325-32.
1991: P Bickford-Wimer; K Pang; Gregory M Rose; Greg A Gerhardt
Electrically-evoked release of norepinephrine in the rat cerebellum: an in vivo electrochemical and electrophysiological study.
Brain research 1991;558(2):305-11.
1991: Greg A Gerhardt; Michael R Palmer; Ann-Charlotte E. Granholm-Bentley
Age-induced changes in single locus coeruleus brain transplants grown in oculo: an in vivo electrochemical study.
Neurobiology of aging 1991;12(5):487-94.
1991: Ingrid Strömberg; CG van Horne; M Bygdeman; N Weiner; Greg A Gerhardt
Function of intraventricular human mesencephalic xenografts in immunosuppressed rats: an electrophysiological and neurochemical analysis.
Experimental neurology 1991;112(2):140-52.
1991: Peter Huettl; Greg A Gerhardt; Michael D Browning; J M Masserano
Effects of dopamine receptor agonists and antagonists on catecholamine release in bovine chromaffin cells.
The Journal of pharmacology and experimental therapeutics 1991;257(2):567-74.
1990: CG van Horne; S Bement; Barry Hoffer; Greg A Gerhardt
Multichannel semiconductor-based electrodes for in vivo electrochemical and electrophysiological studies in rat CNS.
Neuroscience letters 1990;120(2):249-52.
1990: M T Su; T V Dunwiddie; Greg A Gerhardt
Combined electrochemical and electrophysiological studies of monoamine overflow in rat hippocampal slices.
Brain research 1990;518(1-2):149-58.
1990: Lawrence E Adler; Greg A Gerhardt; R Franks; N Baker; Herbert T Nagamoto; Carla Drebing; Robert Freedman
Sensory physiology and catecholamines in schizophrenia and mania.
Psychiatry research 1990;31(3):297-309.
1990: N J Baker; M Staunton; Lawrence E Adler; Greg A Gerhardt; Carla Drebing; Merilyne C Waldo; Herbert T Nagamoto; Robert Freedman
Sensory gating deficits in psychiatric inpatients: relation to catecholamine metabolites in different diagnostic groups.
Biological psychiatry 1990;27(5):519-28.
1990: M Mynlieff; P Curella; Nancy R Zahniser; Greg A Gerhardt; A Seiger; T V Dunwiddie
Regulation of adrenergic receptors in intraocular hippocampal transplants: role of noradrenergic innervation.
Synapse (New York, N.Y.) 1990;6(2):113-20.
1989: Greg A Gerhardt; M Friedemann; Mark S Brodie; T W Vickroy; A P Gratton; Barry Hoffer; Gregory M Rose
The effects of cholecystokinin (CCK-8) on dopamine-containing nerve terminals in the caudate nucleus and nucleus accumbens of the anesthetized rat: an in vivo electrochemical study.
Brain research 1989;499(1):157-63.
1989: Carla Drebing; Robert Freedman; Merilyne C Waldo; Greg A Gerhardt
Unconjugated methoxylated catecholamine metabolites in human saliva. Quantitation methodology and comparison with plasma levels.
Biomedical chromatography : BMC 1989;3(5):217-20.
1989: Greg A Gerhardt; Carla Drebing; C Stephen; Robert Freedman
Direct determination of unconjugated HVA in human plasma filtrates by HPLC coupled with dual-electrode coulometric electrochemical detection.
Biomedical chromatography : BMC 1989;3(3):105-9.
1989: A Gratton; Barry Hoffer; Greg A Gerhardt
In vivo electrochemical studies of monoamine release in the medial prefrontal cortex of the rat.
Neuroscience 1989;29(1):57-64.
1989: M Friedemann; Greg A Gerhardt
In vivo electrochemical studies of the effects of N-methyl-D-aspartate (NMDA) on dopamine nerve terminals in the neostriatum of the anesthetized rat.
Proceedings of the Western Pharmacology Society 1989;32():143-7.
1989: T J Mahalik; Ingrid Strömberg; Greg A Gerhardt; Ann-Charlotte E. Granholm-Bentley; A Seiger; M Bygdeman; Lars Olson; Barry Hoffer; Thomas E Finger
Human ventral mesencephalic xenografts to the catecholamine-depleted striata of athymic rats: ultrastructure and immunocytochemistry.
Synapse (New York, N.Y.) 1989;4(1):19-29.
1989: Greg A Gerhardt; L P Dwoskin; Nancy R Zahniser
Outflow and overflow of picogram levels of endogenous dopamine and DOPAC from rat striatal slices: improved methodology for studies of stimulus-evoked release and metabolism.
Journal of neuroscience methods 1989;26(3):217-27.
1988: Ann-Charlotte E. Granholm-Bentley; Greg A Gerhardt; E Moore; M Eriksdotter-Nilsson; P Nylén; A C Johnson; A Henschen; M A Shirley; Michael R Palmer; Barry Hoffer
Toluene exposure during maturation of intraocular brain tissue transplants: alterations of host and graft cerebellar Purkinje neuron function and sensitivity to norepinephrine.
Toxicology and applied pharmacology 1988;96(2):296-304.
1988: P C Bickford-Wimer; Ann-Charlotte E. Granholm-Bentley; Greg A Gerhardt
Cerebellar noradrenergic systems in aging: studies in situ and in in oculo grafts.
Neurobiology of aging 1988;9(5-6):591-9.
1988: A Gratton; Barry Hoffer; Greg A Gerhardt
Effects of electrical stimulation of brain reward sites on release of dopamine in rat: an in vivo electrochemical study.
Brain research bulletin 1988;21(2):319-24.
1988: J M Ng Cheong Ton; Greg A Gerhardt; M Friedemann; Anne M Etgen; Gregory M Rose; N S Sharpless; E L Gardner
The effects of delta 9-tetrahydrocannabinol on potassium-evoked release of dopamine in the rat caudate nucleus: an in vivo electrochemical and in vivo microdialysis study.
Brain research 1988;451(1-2):59-68.
1988: Greg A Gerhardt; A Gratton; Gregory M Rose
In vivo electrochemical studies of the effects of cocaine on dopamine nerve terminals in the rat neostriatum.
Physiologia Bohemoslovaca 1988;37(3):249-57.
1987: Greg A Gerhardt; Michael R Palmer
Characterization of the techniques of pressure ejection and microiontophoresis using in vivo electrochemistry.
Journal of neuroscience methods 1987;22(2):147-59.
1987: Ann-Charlotte E. Granholm-Bentley; Greg A Gerhardt; M Eriksdotter-Nilsson; P C Bickford-Wimer; Michael R Palmer; A Seiger; Lars Olson; Barry Hoffer
Age-related changes in cerebellar noradrenergic pre- and postsynaptic mechanisms: intrinsic vs extrinsic determinants evaluated with brain grafts in oculo.
Brain research 1987;423(1-2):71-8.
1987: Greg A Gerhardt; K Pang; Gregory M Rose
In vivo electrochemical demonstration of the presynaptic actions of phencyclidine in rat caudate nucleus.
The Journal of pharmacology and experimental therapeutics 1987;241(2):714-21.
1987: Robert Freedman; Lawrence E Adler; Greg A Gerhardt; Merilyne C Waldo; N Baker; Gregory M Rose; Carla Drebing; Herbert T Nagamoto; P Bickford-Wimer; R Franks
Neurobiological studies of sensory gating in schizophrenia.
Schizophrenia bulletin 1987;13(4):669-78.