Pearce Lab Anesthetic mechanisms and memory

Research

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Highlighted

Control of contextual memory through interneuronal α5-GABAA receptors
Control of contextual memory through interneuronal α5-GABAA receptors
Mengwen Zhu, Alifayaz Abdulzahir, Mark G Perkins, Chan C Chu, Bryan M Krause, …, Rajasekar Nagarajan, Edwin R Chapman, Uwe Rudolph, Michael S Fanselow, Robert A Pearce
PNAS Nexus  ·  11 Apr 2023  ·  10.1093/pnasnexus/pgad065
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All

2024

Association of preoperative to postoperative change in cerebrospinal fluid fibrinogen with postoperative delirium
Association of preoperative to postoperative change in cerebrospinal fluid fibrinogen with postoperative delirium
Thomas Payne, Jennifer Taylor, David Kunkel, Katherine Konieczka, Frankie Ingram, …, Anke Meyer-Franke, Niccolò Terrando, Katerina Akassoglou, Robert D. Sanders, Richard C. Lennertz
BJA Open  ·  01 Dec 2024  ·  doi:10.1016/j.bjao.2024.100349

2023

Subanaesthetic doses of ketamine reduce but do not eliminate predictive coding responses: implications for mechanisms of sensory disconnection
Subanaesthetic doses of ketamine reduce but do not eliminate predictive coding responses: implications for mechanisms of sensory disconnection
Jordan J. Wehrman, Cameron Casey, Sean Tanabe, Sounak Mohanta, William Filbey, Lilian Weber, Matthew I. Banks, Robert A. Pearce, Yuri Saalmann, Robert D. Sanders
British Journal of Anaesthesia  ·  01 Oct 2023  ·  doi:10.1016/j.bja.2023.06.044
Resolution of elevated interleukin-6 after surgery is associated with return of normal cognitive function
Resolution of elevated interleukin-6 after surgery is associated with return of normal cognitive function
Jennifer Taylor, Justin G. Wu, David Kunkel, Margaret Parker, Cameron Rivera, …, Armando Teixeira-Pinto, Mervyn Maze, Robert A. Pearce, Richard Lennertz, Robert D. Sanders
British Journal of Anaesthesia  ·  01 Oct 2023  ·  doi:10.1016/j.bja.2023.05.023
Prospective analysis of plasma amyloid beta and postoperative delirium in the Interventions for Postoperative Delirium: Biomarker-3 study
Prospective analysis of plasma amyloid beta and postoperative delirium in the Interventions for Postoperative Delirium: Biomarker-3 study
Thomas Payne, Jennifer Taylor, Cameron Casey, David Kunkel, Maggie Parker, Kaj Blennow, Henrik Zetterberg, Robert A. Pearce, Richard C. Lennertz, Robert D. Sanders
British Journal of Anaesthesia  ·  01 May 2023  ·  doi:10.1016/j.bja.2023.01.020
Plasma HMGB1 levels in postoperative delirium
Plasma HMGB1 levels in postoperative delirium
David Kunkel, Margaret Parker, Robert A. Pearce, Robert D. Sanders, Richard C. Lennertz
British Journal of Anaesthesia  ·  01 May 2023  ·  doi:10.1016/j.bja.2023.02.002
Control of contextual memory through interneuronal α5-GABAA receptors
Control of contextual memory through interneuronal α5-GABAA receptors
Mengwen Zhu, Alifayaz Abdulzahir, Mark G Perkins, Chan C Chu, Bryan M Krause, …, Rajasekar Nagarajan, Edwin R Chapman, Uwe Rudolph, Michael S Fanselow, Robert A Pearce
PNAS Nexus  ·  11 Apr 2023  ·  10.1093/pnasnexus/pgad065
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Changes in Memory, Sedation, and Receptor Kinetics Imparted by the β2-N265M and β3-N265M GABAA Receptor Point Mutations
Changes in Memory, Sedation, and Receptor Kinetics Imparted by the β2-N265M and β3-N265M GABAA Receptor Point Mutations
Alifayaz Abdulzahir, Steven Klein, Chong Lor, Mark G. Perkins, Alyssa Frelka, Robert A. Pearce
International Journal of Molecular Sciences  ·  15 Mar 2023  ·  doi:10.3390/ijms24065637
Sevoflurane dose and postoperative delirium: a prospective cohort analysis
Sevoflurane dose and postoperative delirium: a prospective cohort analysis
Jennifer Taylor, Thomas Payne, Cameron Casey, David Kunkel, Maggie Parker, …, Robert A. Pearce, Richard C. Lennertz, Tim McCulloch, Amy Gaskell, Robert D. Sanders
British Journal of Anaesthesia  ·  01 Feb 2023  ·  doi:10.1016/j.bja.2022.08.022

2022

Dose-dependent suppression of hippocampal contextual memory formation, place cells, and spatial engrams by the NMDAR antagonist R -CPP
Dose-dependent suppression of hippocampal contextual memory formation, place cells, and spatial engrams by the NMDAR antagonist (R)-CPP
Mengwen Zhu, Mark G. Perkins, Richard Lennertz, Alifayaz Abdulzahir, Robert A. Pearce
Neuropharmacology  ·  01 Nov 2022  ·  doi:10.1016/j.neuropharm.2022.109215
Propofol Reverses Surgery-Induced Neuroinflammation and Cognitive Impairment in Aged Mice via α5-GABA sub A sub Receptors
Propofol Reverses Surgery-Induced Neuroinflammation and Cognitive Impairment in Aged Mice via α5-GABAAReceptors
Rajasekar Nagarajan, Jinrui Lyu, Maltesh Kambali, Muxiao Wang, Robert A. Pearce, Uwe Rudolph
Cold Spring Harbor Laboratory  ·  28 Oct 2022  ·  doi:10.1101/2022.10.26.513964
Postoperative delirium and changes in the blood brain barrier, neuroinflammation, and cerebrospinal fluid lactate: a prospective cohort study
Postoperative delirium and changes in the blood–brain barrier, neuroinflammation, and cerebrospinal fluid lactate: a prospective cohort study
Jennifer Taylor, Margaret Parker, Cameron P. Casey, Sean Tanabe, David Kunkel, …, Henrik Zetterberg, Kaj Blennow, Robert A. Pearce, Richard C. Lennertz, Robert D. Sanders
British Journal of Anaesthesia  ·  01 Aug 2022  ·  doi:10.1016/j.bja.2022.01.005
Dose-dependent suppression of hippocampal contextual memory formation, place cells, and spatial engrams by the NMDAR antagonist R -CPP
Dose-dependent suppression of hippocampal contextual memory formation, place cells, and spatial engrams by the NMDAR antagonist (R)-CPP
Mengwen Zhu, Mark G. Perkins, Richard Lennertz, Alifayez Abdulzahir, Robert A. Pearce
Cold Spring Harbor Laboratory  ·  16 Jun 2022  ·  doi:10.1101/2022.06.13.495957
Distinct EEG signatures differentiate unconsciousness and disconnection during anaesthesia and sleep
Distinct EEG signatures differentiate unconsciousness and disconnection during anaesthesia and sleep
Cameron P. Casey, Sean Tanabe, Zahra Farahbakhsh, Margaret Parker, Amber Bo, …, Andrew Mcintosh, William Filbey, Yuri Saalmann, Robert A. Pearce, Robert D. Sanders
British Journal of Anaesthesia  ·  01 Jun 2022  ·  doi:10.1016/j.bja.2022.01.010
Role of interleukin-18 in postoperative delirium: an exploratory analysis
Role of interleukin-18 in postoperative delirium: an exploratory analysis
Justin G. Wu, Jennifer Taylor, Maggie Parker, David Kunkel, Cameron Rivera, Robert A. Pearce, Richard Lennertz, Robert D. Sanders
British Journal of Anaesthesia  ·  01 Mar 2022  ·  doi:10.1016/j.bja.2021.12.037
Amyloid deposition on positron emission tomography correlates with severity of perioperative delirium: a case-control pilot study
Amyloid deposition on positron emission tomography correlates with severity of perioperative delirium: a case-control pilot study
Maribel Torres-Velázquez, Margaret Parker, Amber Bo, Marissa White, Sean Tanabe, …, Barbara Bendlin, Sterling C. Johnson, Vivek Prabhakaran, Alan B. McMillan, Robert D. Sanders
British Journal of Anaesthesia  ·  01 Mar 2022  ·  doi:10.1016/j.bja.2021.12.014
CPP impairs contextual learning at concentrations below those that block pyramidal neuron NMDARs and LTP in the CA1 region of the hippocampus
CPP impairs contextual learning at concentrations below those that block pyramidal neuron NMDARs and LTP in the CA1 region of the hippocampus
Kurt Laha, Mengwen Zhu, Erin Gemperline, Vinuta Rau, Lingjun Li, Michael S. Fanselow, Richard Lennertz, Robert A. Pearce
Neuropharmacology  ·  01 Jan 2022  ·  doi:10.1016/j.neuropharm.2021.108846

2021

Impact of postoperative delirium on days alive and at home after surgery: a prospective cohort study
Impact of postoperative delirium on days alive and at home after surgery: a prospective cohort study
David Kunkel, Margaret Parker, Cameron Casey, Bryan Krause, Robert A. Pearce, Richard Lennertz, Robert D. Sanders
British Journal of Anaesthesia  ·  01 Dec 2021  ·  doi:10.1016/j.bja.2021.08.027
Hippocampal β2-GABA sub A sub receptors mediate LTP suppression by etomidate and contribute to long-lasting feedback but not feedforward inhibition of pyramidal neurons
Hippocampal β2-GABAA receptors mediate LTP suppression by etomidate and contribute to long-lasting feedback but not feedforward inhibition of pyramidal neurons
Alexander G. Figueroa, Claudia Benkwitz, Gabe Surges, Nicholas Kunz, Gregg E. Homanics, Robert A. Pearce
Journal of Neurophysiology  ·  01 Oct 2021  ·  doi:10.1152/jn.00303.2021
Relationships between preoperative cortical thickness, postoperative electroencephalogram slowing, and postoperative delirium
Relationships between preoperative cortical thickness, postoperative electroencephalogram slowing, and postoperative delirium
Marissa F. White, Sean Tanabe, Cameron Casey, Maggie Parker, Amber Bo, …, Robert A. Pearce, Richard Lennertz, Vivek Prabhakaran, Heidi Lindroth, Robert D. Sanders
British Journal of Anaesthesia  ·  01 Aug 2021  ·  doi:10.1016/j.bja.2021.02.028
Physiological Characterization and Transcriptomic Properties of GnRH Neurons Derived From Human Stem Cells
Physiological Characterization and Transcriptomic Properties of GnRH Neurons Derived From Human Stem Cells
Kim L Keen, Andrew J Petersen, Alexander G Figueroa, Benjamin I Fordyce, Jaeweon Shin, …, Serkan Erdin, Robert A Pearce, Michael E Talkowski, Anita Bhattacharyya, Ei Terasawa
Endocrinology  ·  14 Jun 2021  ·  doi:10.1210/endocr/bqab120
Postoperative troponin increases after noncardiac surgery are associated with raised neurofilament light: a prospective observational cohort study
Postoperative troponin increases after noncardiac surgery are associated with raised neurofilament light: a prospective observational cohort study
Robert D. Sanders, Lenka Craigova, Benjamin Schessler, Cameron Casey, Marissa White, …, David Kunkel, Kaj Blennow, Henrik Zetterberg, Robert A. Pearce, Richard Lennertz
British Journal of Anaesthesia  ·  01 Apr 2021  ·  doi:10.1016/j.bja.2020.10.012
Association between plasma tau and postoperative delirium incidence and severity: a prospective observational study
Association between plasma tau and postoperative delirium incidence and severity: a prospective observational study
Tyler Ballweg, Marissa White, Margaret Parker, Cameron Casey, Amber Bo, …, Robert A. Pearce, Kaj Blennow, Henrik Zetterberg, Richard Lennertz, Robert D. Sanders
British Journal of Anaesthesia  ·  01 Feb 2021  ·  doi:10.1016/j.bja.2020.08.061

2020

Isoflurane Potentiation of GABAA Receptors Is Reduced but Not Eliminated by the β3 N265M Mutation
Isoflurane Potentiation of GABAA Receptors Is Reduced but Not Eliminated by the β3(N265M) Mutation
Chong Lor, Misha Perouansky, Robert A. Pearce
International Journal of Molecular Sciences  ·  15 Dec 2020  ·  doi:10.3390/ijms21249534

2019

Synaptotagmin 17 controls neurite outgrowth and synaptic physiology via distinct cellular pathways
Synaptotagmin 17 controls neurite outgrowth and synaptic physiology via distinct cellular pathways
David A. Ruhl, Ewa Bomba-Warczak, Emma T. Watson, Mazdak M. Bradberry, Tabitha A. Peterson, …, Jeffrey N. Savas, Avtar Roopra, Robert A. Pearce, Robert C. Piper, Edwin R. Chapman
Nature Communications  ·  06 Aug 2019  ·  doi:10.1038/s41467-019-11459-4
Wake Up, Neurons Astrocytes Calling
Wake Up, Neurons! Astrocytes Calling
Misha Perouansky, M. Bruce MacIver, Robert A. Pearce
Anesthesiology  ·  01 Mar 2019  ·  doi:10.1097/ALN.0000000000002589

2018

Doc2-mediated superpriming supports synaptic augmentation
Doc2-mediated superpriming supports synaptic augmentation
Renhao Xue, David A. Ruhl, Joseph S. Briguglio, Alexander G. Figueroa, Robert A. Pearce, Edwin R. Chapman
Proceedings of the National Academy of Sciences  ·  29 May 2018  ·  doi:10.1073/pnas.1802104115

2017

Flow characterization and patch clamp dose responses using jet microfluidics in a tubeless microfluidic device.
Flow characterization and patch clamp dose responses using jet microfluidics in a tubeless microfluidic device.
Pedro J Resto, Abhishek Bhat, Eric Stava, Chong Lor, Elliot Merriam, Ruben E Diaz-Rivera, Robert Pearce, Robert Blick, Justin C Williams
Journal of neuroscience methods  ·  23 Aug 2017  ·  pmid:28842193

2016

Contrasting Effects of the γ-Aminobutyric Acid Type A Receptor β3 Subunit N265M Mutation on Loss of Righting Reflexes Induced by Etomidate and the Novel Anesthetic Barbiturate R-mTFD-MPAB.
Contrasting Effects of the γ-Aminobutyric Acid Type A Receptor β3 Subunit N265M Mutation on Loss of Righting Reflexes Induced by Etomidate and the Novel Anesthetic Barbiturate R-mTFD-MPAB.
Corey A Amlong, Mark G Perkins, Timothy T Houle, Keith W Miller, Robert A Pearce
Anesthesia and analgesia  ·  01 Nov 2016  ·  pmid:27331778
Lipid-free Fluoropolymer-based Propofol Emulsions and Lipid Reversal of Propofol Anesthesia in Rats.
Lipid-free Fluoropolymer-based Propofol Emulsions and Lipid Reversal of Propofol Anesthesia in Rats.
Colby L Parks, William Tucker, Corey A Amlong, Sandro Mecozzi, Robert A Pearce
Anesthesiology  ·  01 Jun 2016  ·  pmid:26938988

2015

Tonic Inhibitory Control of Dentate Gyrus Granule Cells by α5-Containing GABA sub A sub Receptors Reduces Memory Interference
Tonic Inhibitory Control of Dentate Gyrus Granule Cells by α5-Containing GABAAReceptors Reduces Memory Interference
Elif Engin, Ewa D. Zarnowska, Dietmar Benke, Evgeny Tsvetkov, Maksim Sigal, Ruth Keist, Vadim Y. Bolshakov, Robert A. Pearce, Uwe Rudolph
The Journal of Neuroscience  ·  07 Oct 2015  ·  doi:10.1523/JNEUROSCI.1370-15.2015
Etomidate Impairs Long-Term Potentiation In Vitro by Targeting α5-Subunit Containing GABAA Receptors on Nonpyramidal Cells.
Etomidate Impairs Long-Term Potentiation In Vitro by Targeting α5-Subunit Containing GABAA Receptors on Nonpyramidal Cells.
F Clifford Rodgers, Ewa D Zarnowska, Kurt T Laha, Elif Engin, Anja Zeller, Ruth Keist, Uwe Rudolph, Robert A Pearce
The Journal of neuroscience : the official journal of the Society for Neuroscience  ·  01 Jul 2015  ·  pmid:26134653
Etomidate blocks LTP and impairs learning but does not enhance tonic inhibition in mice carrying the N265M point mutation in the beta3 subunit of the GABA A receptor.
Etomidate blocks LTP and impairs learning but does not enhance tonic inhibition in mice carrying the N265M point mutation in the beta3 subunit of the GABA(A) receptor.
E D Zarnowska, F C Rodgers, I Oh, V Rau, C Lor, K T Laha, R Jurd, U Rudolph, E I Eger, R A Pearce
Neuropharmacology  ·  11 Feb 2015  ·  pmid:25680234
Spatiotemporal characteristics and pharmacological modulation of multiple gamma oscillations in the CA1 region of the hippocampus.
Spatiotemporal characteristics and pharmacological modulation of multiple gamma oscillations in the CA1 region of the hippocampus.
Shilpashree Balakrishnan, Robert A Pearce
Frontiers in neural circuits  ·  12 Jan 2015  ·  pmid:25628540

2014

Enhancement of α5-containing γ-aminobutyric acid type A receptors by the nonimmobilizer 1,2-dichlorohexafluorocyclobutane F6 is abolished by the β3 N265M mutation.
Enhancement of α5-containing γ-aminobutyric acid type A receptors by the nonimmobilizer 1,2-dichlorohexafluorocyclobutane (F6) is abolished by the β3(N265M) mutation.
Paul M Burkat, Chong Lor, Misha Perouansky, Robert A Pearce
Anesthesia and analgesia  ·  01 Dec 2014  ·  pmid:25211390
Measurement of NMDA Receptor Antagonist, CPP, in Mouse Plasma and Brain Tissue Following Systematic Administration Using Ion-Pair LCMS MS.
Measurement of NMDA Receptor Antagonist, CPP, in Mouse Plasma and Brain Tissue Following Systematic Administration Using Ion-Pair LCMS/MS.
Erin Gemperline, Kurt Laha, Cameron O Scarlett, Robert A Pearce, Lingjun Li
Analytical methods : advancing methods and applications  ·  21 Aug 2014  ·  pmid:25663848
A nonequilibrium binary elements-based kinetic model for benzodiazepine regulation of GABAA receptors.
A nonequilibrium binary elements-based kinetic model for benzodiazepine regulation of GABAA receptors.
Marcel P Goldschen-Ohm, Alexander Haroldson, Mathew V Jones, Robert A Pearce
The Journal of general physiology  ·  01 Jul 2014  ·  pmid:24981228

2012

Isoflurane enhances both fast and slow synaptic inhibition in the hippocampus at amnestic concentrations.
Isoflurane enhances both fast and slow synaptic inhibition in the hippocampus at amnestic concentrations.
Shuiping Dai, Misha Perouansky, Robert A Pearce
Anesthesiology  ·  01 Apr 2012  ·  pmid:22343472
Exceptionally stable fluorous emulsions for the intravenous delivery of volatile general anesthetics.
Exceptionally stable fluorous emulsions for the intravenous delivery of volatile general anesthetics.
Jun-Pil Jee, Maria C Parlato, Mark G Perkins, Sandro Mecozzi, Robert A Pearce
Anesthesiology  ·  01 Mar 2012  ·  pmid:22354241
Isoflurane impairs odour discrimination learning in rats: differential effects on short- and long-term memory.
Isoflurane impairs odour discrimination learning in rats: differential effects on short- and long-term memory.
R A Pearce, P Duscher, K Van Dyke, M Lee, A C Andrei, M Perouansky
British journal of anaesthesia  ·  17 Jan 2012  ·  pmid:22258200

2011

Histamine release associated with intravenous delivery of a fluorocarbon-based sevoflurane emulsion in canines.
Histamine release associated with intravenous delivery of a fluorocarbon-based sevoflurane emulsion in canines.
Rebecca A Johnson, Ken T Simmons, Jonathan P Fast, Carrie A Schroeder, Robert A Pearce, Ralph M Albrecht, Sandro Mecozzi
Journal of pharmaceutical sciences  ·  18 Jan 2011  ·  pmid:21246564

2010

How we recall or don t : the hippocampal memory machine and anesthetic amnesia.
How we recall (or don't): the hippocampal memory machine and anesthetic amnesia.
Misha Perouansky, Robert A Pearce
Canadian journal of anaesthesia = Journal canadien d'anesthesie  ·  18 Dec 2010  ·  pmid:21170624
GABA A,slow: causes and consequences.
GABA A,slow: causes and consequences.
Marco Capogna, Robert A Pearce
Trends in neurosciences  ·  09 Dec 2010  ·  pmid:21145601
Slowing of the hippocampal θ rhythm correlates with anesthetic-induced amnesia.
Slowing of the hippocampal θ rhythm correlates with anesthetic-induced amnesia.
Misha Perouansky, Vinuta Rau, Tim Ford, S Irene Oh, Mark Perkins, Edmond I Eger, Robert A Pearce
Anesthesiology  ·  01 Dec 2010  ·  pmid:21042201
m-Azipropofol AziPm a photoactive analogue of the intravenous general anesthetic propofol.
m-Azipropofol (AziPm) a photoactive analogue of the intravenous general anesthetic propofol.
Michael A Hall, Jin Xi, Chong Lor, Shuiping Dai, Robert Pearce, William P Dailey, Roderic G Eckenhoff
Journal of medicinal chemistry  ·  12 Aug 2010  ·  pmid:20597506
The short splice variant of the gamma 2 subunit acts as an external modulator of GABA A receptor function.
The short splice variant of the gamma 2 subunit acts as an external modulator of GABA(A) receptor function.
Andrew J Boileau, Robert A Pearce, Cynthia Czajkowski
The Journal of neuroscience : the official journal of the Society for Neuroscience  ·  07 Apr 2010  ·  pmid:20371809
A microfluidic brain slice perfusion chamber for multisite recording using penetrating electrodes.
A microfluidic brain slice perfusion chamber for multisite recording using penetrating electrodes.
Alexander J Blake, Frank C Rodgers, Anna Bassuener, Joseph A Hippensteel, Thomas M Pearce, Timothy R Pearce, Ewa D Zarnowska, Robert A Pearce, Justin C Williams
Journal of neuroscience methods  ·  26 Feb 2010  ·  pmid:20219536
Breakdown in cortical effective connectivity during midazolam-induced loss of consciousness.
Breakdown in cortical effective connectivity during midazolam-induced loss of consciousness.
Fabio Ferrarelli, Marcello Massimini, Simone Sarasso, Adenauer Casali, Brady A Riedner, Giuditta Angelini, Giulio Tononi, Robert A Pearce
Proceedings of the National Academy of Sciences of the United States of America  ·  25 Jan 2010  ·  pmid:20133802

2009

Altered GABAA,slow inhibition and network oscillations in mice lacking the GABAA receptor beta3 subunit.
Altered GABAA,slow inhibition and network oscillations in mice lacking the GABAA receptor beta3 subunit.
Harald Hentschke, Claudia Benkwitz, Matthew I Banks, Mark G Perkins, Gregg E Homanics, Robert A Pearce
Journal of neurophysiology  ·  21 Oct 2009  ·  pmid:19846622
Amnestic concentrations of etomidate modulate GABAA,slow synaptic inhibition in hippocampus.
Amnestic concentrations of etomidate modulate GABAA,slow synaptic inhibition in hippocampus.
Shuiping Dai, Misha Perouansky, Robert A Pearce
Anesthesiology  ·  01 Oct 2009  ·  pmid:19741493
All Together Now
All Together Now
Robert A. Pearce
Anesthesiology  ·  01 May 2009  ·  doi:10.1097/aln.0b013e31819db946
Identification of a fluorescent general anesthetic, 1-aminoanthracene.
Identification of a fluorescent general anesthetic, 1-aminoanthracene.
Christopher A Butts, Jin Xi, Grace Brannigan, Abdalla A Saad, Srinivasan P Venkatachalan, Robert A Pearce, Michael L Klein, Roderic G Eckenhoff, Ivan J Dmochowski
Proceedings of the National Academy of Sciences of the United States of America  ·  03 Apr 2009  ·  pmid:19346473
Modulation of the Hippocampal θ-Rhythm as a Mechanism for Anesthetic-Induced Amnesia
Modulation of the Hippocampal θ-Rhythm as a Mechanism for Anesthetic-Induced Amnesia
Misha Perouansky, Robert Pearce
Contemporary Clinical Neuroscience  ·  01 Jan 2009  ·  doi:10.1007/978-1-60761-462-3_10
Introduction
Introduction
Anthony Hudetz, Robert Pearce
Contemporary Clinical Neuroscience  ·  01 Jan 2009  ·  doi:10.1007/978-1-60761-462-3_1

2008

GABAA receptor alpha5 subunits contribute to GABAA,slow synaptic inhibition in mouse hippocampus.
GABAA receptor alpha5 subunits contribute to GABAA,slow synaptic inhibition in mouse hippocampus.
Ewa D Zarnowska, Ruth Keist, Uwe Rudolph, Robert A Pearce
Journal of neurophysiology  ·  10 Dec 2008  ·  pmid:19073796
Fluoropolymer-based emulsions for the intravenous delivery of sevoflurane.
Fluoropolymer-based emulsions for the intravenous delivery of sevoflurane.
Jonathan P Fast, Mark G Perkins, Robert A Pearce, Sandro Mecozzi
Anesthesiology  ·  01 Oct 2008  ·  pmid:18813044

2007

Muscarinic blockade weakens interaction of gamma with theta rhythms in mouse hippocampus.
Muscarinic blockade weakens interaction of gamma with theta rhythms in mouse hippocampus.
Harald Hentschke, Mark G Perkins, Robert A Pearce, Matthew I Banks
The European journal of neuroscience  ·  01 Sep 2007  ·  pmid:17880398
Amnesic concentrations of the nonimmobilizer 1,2-dichlorohexafluorocyclobutane F6, 2N and isoflurane alter hippocampal theta oscillations in vivo.
Amnesic concentrations of the nonimmobilizer 1,2-dichlorohexafluorocyclobutane (F6, 2N) and isoflurane alter hippocampal theta oscillations in vivo.
Misha Perouansky, Harald Hentschke, Mark Perkins, Robert A Pearce
Anesthesiology  ·  01 Jun 2007  ·  pmid:17525592
Functional neural development from human embryonic stem cells: accelerated synaptic activity via astrocyte coculture.
Functional neural development from human embryonic stem cells: accelerated synaptic activity via astrocyte coculture.
M Austin Johnson, Jason P Weick, Robert A Pearce, Su-Chun Zhang
The Journal of neuroscience : the official journal of the Society for Neuroscience  ·  21 Mar 2007  ·  pmid:17376968
Determination of the EC50 amnesic concentration of etomidate and its diffusion profile in brain tissue: implications for in vitro studies.
Determination of the EC50 amnesic concentration of etomidate and its diffusion profile in brain tissue: implications for in vitro studies.
Claudia Benkwitz, Mark Liao, Michael J Laster, James M Sonner, Edmond I Eger, Robert A Pearce
Anesthesiology  ·  01 Jan 2007  ·  pmid:17197853

2006

Active and passive membrane properties and intrinsic kinetics shape synaptic inhibition in hippocampal CA1 pyramidal neurons.
Active and passive membrane properties and intrinsic kinetics shape synaptic inhibition in hippocampal CA1 pyramidal neurons.
Jason B Hardie, Robert A Pearce
The Journal of neuroscience : the official journal of the Society for Neuroscience  ·  16 Aug 2006  ·  pmid:16914682
An isoflurane- and alcohol-insensitive mutant GABA A receptor alpha 1 subunit with near-normal apparent affinity for GABA: characterization in heterologous systems and production of knockin mice.
An isoflurane- and alcohol-insensitive mutant GABA(A) receptor alpha(1) subunit with near-normal apparent affinity for GABA: characterization in heterologous systems and production of knockin mice.
C M Borghese, D F Werner, N Topf, N V Baron, L A Henderson, …, S Dai, R A Pearce, R A Harris, G E Homanics, N L Harrison
The Journal of pharmacology and experimental therapeutics  ·  28 Jun 2006  ·  pmid:16807363

2005

Tandem subunits effectively constrain GABAA receptor stoichiometry and recapitulate receptor kinetics but are insensitive to GABAA receptor-associated protein.
Tandem subunits effectively constrain GABAA receptor stoichiometry and recapitulate receptor kinetics but are insensitive to GABAA receptor-associated protein.
Andrew J Boileau, Robert A Pearce, Cynthia Czajkowski
The Journal of neuroscience : the official journal of the Society for Neuroscience  ·  07 Dec 2005  ·  pmid:16339017
Non-immobilizers put to the test: F6 and the GABAA receptor
Non-immobilizers put to the test: F6 and the GABAA receptor
Misha Perouansky, Robert A. Pearce
International Congress Series  ·  01 Nov 2005  ·  doi:10.1016/j.ics.2005.06.040
The gamma-subunit governs the susceptibility of recombinant gamma-aminobutyric acid type A receptors to block by the nonimmobilizer 1,2-dichlorohexafluorocyclobutane F6, 2N .
The gamma-subunit governs the susceptibility of recombinant gamma-aminobutyric acid type A receptors to block by the nonimmobilizer 1,2-dichlorohexafluorocyclobutane (F6, 2N).
Ewa D Zarnowska, Robert A Pearce, Abdallah A Saad, Misha Perouansky
Anesthesia and analgesia  ·  01 Aug 2005  ·  pmid:16037152
The differential effects of the nonimmobilizer 1,2-dichlorohexafluorocyclobutane F6, 2N and isoflurane on extrasynaptic gamma-aminobutyric acid A receptors.
The differential effects of the nonimmobilizer 1,2-dichlorohexafluorocyclobutane (F6, 2N) and isoflurane on extrasynaptic gamma-aminobutyric acid A receptors.
Misha Perouansky, Mathew I Banks, Robert A Pearce
Anesthesia and analgesia  ·  01 Jun 2005  ·  pmid:15920193
Specification of motoneurons from human embryonic stem cells.
Specification of motoneurons from human embryonic stem cells.
Xue-Jun Li, Zhong-Wei Du, Ewa D Zarnowska, Matthew Pankratz, Lauren O Hansen, Robert A Pearce, Su-Chun Zhang
Nature biotechnology  ·  30 Jan 2005  ·  pmid:15685164
Directed differentiation of dopaminergic neuronal subtypes from human embryonic stem cells.
Directed differentiation of dopaminergic neuronal subtypes from human embryonic stem cells.
Yiping Yan, Dali Yang, Ewa D Zarnowska, Zhongwei Du, Brian Werbel, Chuck Valliere, Robert A Pearce, James A Thomson, Su-Chun Zhang
Stem cells (Dayton, Ohio)  ·  01 Jan 2005  ·  pmid:15917474

2004

Influence of GABAA receptor gamma2 splice variants on receptor kinetics and isoflurane modulation.
Influence of GABAA receptor gamma2 splice variants on receptor kinetics and isoflurane modulation.
Claudia Benkwitz, Matthew I Banks, Robert A Pearce
Anesthesiology  ·  01 Oct 2004  ·  pmid:15448526
Determination of diffusion and partition coefficients of propofol in rat brain tissue: implications for studies of drug action in vitro.
Determination of diffusion and partition coefficients of propofol in rat brain tissue: implications for studies of drug action in vitro.
J A Gredell, P A Turnquist, M B Maciver, R A Pearce
British journal of anaesthesia  ·  17 Sep 2004  ·  pmid:15377586
Diversity of inhibitory neurotransmission through GABA A receptors.
Diversity of inhibitory neurotransmission through GABA(A) receptors.
Istvan Mody, Robert A Pearce
Trends in neurosciences  ·  01 Sep 2004  ·  pmid:15331240
Anesthetic effects on glutamatergic neurotransmission: lessons learned from a large synapse.
Anesthetic effects on glutamatergic neurotransmission: lessons learned from a large synapse.
Misha Perouansky, Hugh C Hemmings, Robert A Pearce
Anesthesiology  ·  01 Mar 2004  ·  pmid:15108957

2003

Lidocaine Enhances GαiProtein Function
Lidocaine Enhances GαiProtein Function
Claudia Benkwitz, James C. Garrison, Joel Linden, Marcel E. Durieux, Markus W. Hollmann
Anesthesiology  ·  01 Nov 2003  ·  doi:10.1097/00000542-200311000-00015
Effects of gamma2S subunit incorporation on GABAA receptor macroscopic kinetics.
Effects of gamma2S subunit incorporation on GABAA receptor macroscopic kinetics.
A J Boileau, T Li, C Benkwitz, C Czajkowski, R A Pearce
Neuropharmacology  ·  01 Jun 2003  ·  pmid:12763093
Isoflurane antagonizes the capacity of flurothyl or 1,2-dichlorohexafluorocyclobutane to impair fear conditioning to context and tone.
Isoflurane antagonizes the capacity of flurothyl or 1,2-dichlorohexafluorocyclobutane to impair fear conditioning to context and tone.
Edmond I Eger, Yilei Xing, Robert Pearce, Steven Shafer, Michael J Laster, Yi Zhang, Michael S Fanselow, James M Sonner
Anesthesia and analgesia  ·  01 Apr 2003  ·  pmid:12651651

2002

Development of GABA A receptor-mediated inhibitory postsynaptic currents in hippocampus.
Development of GABA(A) receptor-mediated inhibitory postsynaptic currents in hippocampus.
Matthew I Banks, Jason B Hardie, Robert A Pearce
Journal of neurophysiology  ·  01 Dec 2002  ·  pmid:12466433

2000

Networks of interneurons with fast and slow gamma-aminobutyric acid type A GABAA kinetics provide substrate for mixed gamma-theta rhythm.
Networks of interneurons with fast and slow gamma-aminobutyric acid type A (GABAA) kinetics provide substrate for mixed gamma-theta rhythm.
J A White, M I Banks, R A Pearce, N J Kopell
Proceedings of the National Academy of Sciences of the United States of America  ·  05 Jul 2000  ·  pmid:10869419
Rapid and direct modulation of GABAA receptors by halothane.
Rapid and direct modulation of GABAA receptors by halothane.
X Li, C Czajkowski, R A Pearce
Anesthesiology  ·  01 May 2000  ·  pmid:10781283
Kinetic differences between synaptic and extrasynaptic GABA A receptors in CA1 pyramidal cells.
Kinetic differences between synaptic and extrasynaptic GABA(A) receptors in CA1 pyramidal cells.
M I Banks, R A Pearce
The Journal of neuroscience : the official journal of the Society for Neuroscience  ·  01 Feb 2000  ·  pmid:10648698
Interactions between distinct GABA A circuits in hippocampus.
Interactions between distinct GABA(A) circuits in hippocampus.
M I Banks, J A White, R A Pearce
Neuron  ·  01 Feb 2000  ·  pmid:10719898
Effects of halothane on GABA A receptor kinetics: evidence for slowed agonist unbinding.
Effects of halothane on GABA(A) receptor kinetics: evidence for slowed agonist unbinding.
X Li, R A Pearce
The Journal of neuroscience : the official journal of the Society for Neuroscience  ·  01 Feb 2000  ·  pmid:10648694
Is anesthesia caused by potentiation of synaptic or intrinsic inhibition Recent insights into the mechanisms of volatile anesthetics.
Is anesthesia caused by potentiation of synaptic or intrinsic inhibition? Recent insights into the mechanisms of volatile anesthetics.
M Perouansky, R A Pearce
Journal of basic and clinical physiology and pharmacology  ·  01 Jan 2000  ·  pmid:11037765

1999

Barbiturates and the Brain: Disrupting the Delicate Balance
Barbiturates and the Brain: Disrupting the Delicate Balance
Robert A. Pearce
Anesthesiology  ·  01 Nov 1999  ·  doi:10.1097/00000542-199911000-00007
Dual actions of volatile anesthetics on GABA A IPSCs: dissociation of blocking and prolonging effects.
Dual actions of volatile anesthetics on GABA(A) IPSCs: dissociation of blocking and prolonging effects.
M I Banks, R A Pearce
Anesthesiology  ·  01 Jan 1999  ·  pmid:9915321

1998

Concentration measures of volatile anesthetics in the aqueous phase using calcium sensitive electrodes.
Concentration measures of volatile anesthetics in the aqueous phase using calcium sensitive electrodes.
C E Hagan, R A Pearce, J R Trudell, M B MacIver
Journal of neuroscience methods  ·  01 Jun 1998  ·  pmid:9696323
The synaptic basis of GABAA,slow.
The synaptic basis of GABAA,slow.
M I Banks, T B Li, R A Pearce
The Journal of neuroscience : the official journal of the Society for Neuroscience  ·  15 Feb 1998  ·  pmid:9454840

1997

GABAA-mediated IPSCs in piriform cortex have fast and slow components with different properties and locations on pyramidal cells.
GABAA-mediated IPSCs in piriform cortex have fast and slow components with different properties and locations on pyramidal cells.
A Kapur, R A Pearce, W W Lytton, L B Haberly
Journal of neurophysiology  ·  01 Nov 1997  ·  pmid:9356403
A628 Enflurane reduces IPSC amplitude by a postsynaptic mechanism
A628 Enflurane reduces IPSC amplitude by a postsynaptic mechanism
Robert Pearce, Matthew Banks
Anesthesiology  ·  01 Sep 1997  ·  doi:10.1097/00000542-199709001-00628
A617 Effect of halothane on GABA sub A receptors studied using rapid application techniques
A617 Effect of halothane on GABA sub A receptors studied using rapid application techniques
Xiaoshen Li, Matthew I. Banks, Cynthia A. Czajkowski, Robert A. Pearce
Anesthesiology  ·  01 Sep 1997  ·  doi:10.1097/00000542-199709001-00617

1996

Targeted deletion in astrocyte intermediate filament Gfap alters neuronal physiology.
Targeted deletion in astrocyte intermediate filament (Gfap) alters neuronal physiology.
M A McCall, R G Gregg, R R Behringer, M Brenner, C L Delaney, E J Galbreath, C L Zhang, R A Pearce, S Y Chiu, A Messing
Proceedings of the National Academy of Sciences of the United States of America  ·  25 Jun 1996  ·  pmid:8692820
Volatile anaesthetic enhancement of paired-pulse depression investigated in the rat hippocampus in vitro.
Volatile anaesthetic enhancement of paired-pulse depression investigated in the rat hippocampus in vitro.
R A Pearce
The Journal of physiology  ·  01 May 1996  ·  pmid:8734993

1995

Different mechanisms for use-dependent depression of two GABAA-mediated IPSCs in rat hippocampus.
Different mechanisms for use-dependent depression of two GABAA-mediated IPSCs in rat hippocampus.
R A Pearce, S D Grunder, L D Faucher
The Journal of physiology  ·  15 Apr 1995  ·  pmid:7602535

1993

Mechanisms of intersegmental coordination in leech locomotion
Mechanisms of intersegmental coordination in leech locomotion
W.O. Friesen, R.A. Pearce
Seminars in Neuroscience  ·  01 Feb 1993  ·  doi:10.1016/S1044-5765(05)80023-5
Physiological evidence for two distinct GABAA responses in rat hippocampus.
Physiological evidence for two distinct GABAA responses in rat hippocampus.
R A Pearce
Neuron  ·  01 Feb 1993  ·  pmid:8382497

1989

Effect of Volatile Anesthetics on Synaptic Transmission in the Rat Hippocampus
Effect of Volatile Anesthetics on Synaptic Transmission in the Rat Hippocampus
Robert A. Pearce, Janet L. Stringer, Eric W. Lothman
Anesthesiology  ·  01 Oct 1989  ·  doi:10.1097/00000542-198910000-00019
Effect of volatile anesthetics on synaptic transmission in the rat hippocampus.
Effect of volatile anesthetics on synaptic transmission in the rat hippocampus.
R A Pearce, J L Stringer, E W Lothman
Anesthesiology  ·  01 Oct 1989  ·  pmid:2802217
Retrotrapezoid nucleus in the rat.
Retrotrapezoid nucleus in the rat.
R A Pearce, R L Stornetta, P G Guyenet
Neuroscience letters  ·  19 Jun 1989  ·  pmid:2771161

1988

A model for intersegmental coordination in the leech nerve cord.
A model for intersegmental coordination in the leech nerve cord.
R A Pearce, W O Friesen
Biological cybernetics  ·  01 Jan 1988  ·  pmid:3382701

1987

Neural mechanisms generating the leech swimming rhythm: swim-initiator neurons excite the network of swim oscillator neurons.
Neural mechanisms generating the leech swimming rhythm: swim-initiator neurons excite the network of swim oscillator neurons.
M P Nusbaum, W O Friesen, W B Kristan, R A Pearce
Journal of comparative physiology. A, Sensory, neural, and behavioral physiology  ·  01 Aug 1987  ·  pmid:3668878

1985

Intersegmental coordination of the leech swimming rhythm. II. Comparison of long and short chains of ganglia.
Intersegmental coordination of the leech swimming rhythm. II. Comparison of long and short chains of ganglia.
R A Pearce, W O Friesen
Journal of neurophysiology  ·  01 Dec 1985  ·  pmid:4087043
Intersegmental coordination of the leech swimming rhythm. I. Roles of cycle period gradient and coupling strength.
Intersegmental coordination of the leech swimming rhythm. I. Roles of cycle period gradient and coupling strength.
R A Pearce, W O Friesen
Journal of neurophysiology  ·  01 Dec 1985  ·  pmid:4087042

1984

1982

Measurement of rCBF by H2 clearance: theoretical analysis of diffusion effects.
Measurement of rCBF by H2 clearance: theoretical analysis of diffusion effects.
R A Pearce, J M Adams
Stroke  ·  01 Jan 1982  ·  pmid:7080129

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