Peter Kirkwood - Publications

Affiliations: 
Sobell  UCL Institute of Neurology, London, England, United Kingdom 
Area:
Motor Control, spinal cord injury, respiration

84 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2020 Ford TW, Kirkwood PA. Bulbospinal connections to intercostal motoneurones following a chronic lateral spinal cord lesion. Respiratory Physiology & Neurobiology. 284: 103566. PMID 33129988 DOI: 10.1016/j.resp.2020.103566  0.44
2019 Kowalski KE, Romaniuk JR, Kirkwood PA, DiMarco AF. Inspiratory Muscle Activation via Ventral Lower Thoracic High Frequency Spinal Cord Stimulation. Journal of Applied Physiology (Bethesda, Md. : 1985). PMID 30763163 DOI: 10.1152/japplphysiol.01054.2018  0.48
2018 Kirkwood PA, Romaniuk JR, Kowalski KE. Further observations on cardiac modulation of thoracic motoneuron discharges. Neuroscience Letters. 694: 57-63. PMID 30468888 DOI: 10.1016/j.neulet.2018.11.026  0.48
2018 Ford TW, Kirkwood PA. Sympathetic Discharges in intercostal and abdominal nerves. Physiological Reports. 6: e13740. PMID 29890035 DOI: 10.14814/phy2.13740  0.44
2018 Ford TW, Kirkwood P. Cardiac Modulation of Alpha Motoneuron Discharges. Journal of Neurophysiology. PMID 29412777 DOI: 10.1152/jn.00025.2018  0.44
2015 Ford TW, Anissimova NP, Meehan CF, Kirkwood PA. Functional plasticity in the respiratory drive to thoracic motoneurons in the segment above a chronic lateral spinal cord lesion. Journal of Neurophysiology. jn.00614.2015. PMID 26490290 DOI: 10.1152/jn.00614.2015  1
2015 Wienecke J, Enríquez Denton M, Stecina K, Kirkwood PA, Hultborn H. Modulation of spontaneous locomotor and respiratory drives to hindlimb motoneurons temporally related to sympathetic drives as revealed by Mayer waves. Frontiers in Neural Circuits. 9: 1. PMID 25713515 DOI: 10.3389/fncir.2015.00001  1
2014 Ford TW, Meehan CF, Kirkwood PA. Absence of synergy for monosynaptic Group I inputs between abdominal and internal intercostal motoneurons. Journal of Neurophysiology. 112: 1159-68. PMID 24920027 DOI: 10.1152/jn.00245.2014  1
2014 Firmin L, Field P, Maier MA, Kraskov A, Kirkwood PA, Nakajima K, Lemon RN, Glickstein M. Axon diameters and conduction velocities in the macaque pyramidal tract. Journal of Neurophysiology. 112: 1229-40. PMID 24872533 DOI: 10.1152/jn.00720.2013  1
2013 Saywell SA, Ford TW, Kirkwood PA. Axonal projections of Renshaw cells in the thoracic spinal cord. Physiological Reports. 1: e00161. PMID 24400162 DOI: 10.1002/phy2.161  0.44
2013 de Almeida AT, Kirkwood PA. Specificity in monosynaptic and disynaptic bulbospinal connections to thoracic motoneurones in the rat. The Journal of Physiology. 591: 4043-63. PMID 23774278 DOI: 10.1113/jphysiol.2013.256503  1
2013 Maier MA, Kirkwood PA, Brochier T, Lemon RN. Responses of single corticospinal neurons to intracortical stimulation of primary motor and premotor cortex in the anesthetized macaque monkey. Journal of Neurophysiology. 109: 2982-98. PMID 23536718 DOI: 10.1152/jn.01080.2012  1
2013 Road JD, Ford TW, Kirkwood PA. Connections between expiratory bulbospinal neurons and expiratory motoneurons in thoracic and upper lumbar segments of the spinal cord. Journal of Neurophysiology. 109: 1837-51. PMID 23324322 DOI: 10.1152/jn.01008.2012  1
2012 Enríquez Denton M, Wienecke J, Zhang M, Hultborn H, Kirkwood PA. Voltage-dependent amplification of synaptic inputs in respiratory motoneurones. The Journal of Physiology. 590: 3067-90. PMID 22495582 DOI: 10.1113/jphysiol.2011.225789  1
2011 Gandevia SC, Kirkwood PA. Spinal breathing: stimulation and surprises. The Journal of Physiology. 589: 2661-2. PMID 21632526 DOI: 10.1113/jphysiol.2011.210476  1
2011 Saywell SA, Ford TW, Meehan CF, Todd AJ, Kirkwood PA. Electrophysiological and morphological characterization of propriospinal interneurons in the thoracic spinal cord. Journal of Neurophysiology. 105: 806-26. PMID 21106900 DOI: 10.1152/jn.00738.2010  1
2010 de Almeida AT, Al-Izki S, Denton ME, Kirkwood PA. Patterns of expiratory and inspiratory activation for thoracic motoneurones in the anaesthetized and the decerebrate rat. The Journal of Physiology. 588: 2707-29. PMID 20530111 DOI: 10.1113/jphysiol.2010.192518  1
2010 de Almeida AT, Kirkwood PA. Multiple phases of excitation and inhibition in central respiratory drive potentials of thoracic motoneurones in the rat. The Journal of Physiology. 588: 2731-44. PMID 20519317 DOI: 10.1113/jphysiol.2009.186346  1
2009 Sandhu MS, Dougherty BJ, Lane MA, Bolser DC, Kirkwood PA, Reier PJ, Fuller DD. Respiratory recovery following high cervical hemisection. Respiratory Physiology & Neurobiology. 169: 94-101. PMID 19560562 DOI: 10.1016/j.resp.2009.06.014  1
2009 Ibrahim AG, Kirkwood PA, Raisman G, Li Y. Restoration of hand function in a rat model of repair of brachial plexus injury. Brain : a Journal of Neurology. 132: 1268-76. PMID 19286693 DOI: 10.1093/brain/awp030  1
2008 Schmidlin E, Brochier T, Maier MA, Kirkwood PA, Lemon RN. Pronounced reduction of digit motor responses evoked from macaque ventral premotor cortex after reversible inactivation of the primary motor cortex hand area. The Journal of Neuroscience : the Official Journal of the Society For Neuroscience. 28: 5772-83. PMID 18509039 DOI: 10.1523/JNEUROSCI.0944-08.2008  1
2008 Al-Izki S, Kirkwood PA, Lemon RN, Enríquez Denton M. Electrophysiological actions of the rubrospinal tract in the anaesthetised rat. Experimental Neurology. 212: 118-31. PMID 18501352 DOI: 10.1016/j.expneurol.2008.03.020  1
2008 Schmidlin E, Brochier T, Maier MA, Kirkwood PA, Lemon RN. Pronounced reduction of digit motor responses evoked from macaque ventral premotor cortex after reversible inactivation of the primary motor cortex hand area (Journal of Neuroscience (May 28, 2008) (5772-5783)) Journal of Neuroscience. 28: 1P.  1
2008 Schmidlin E, Bochier T, Maier MA, Kirkwood PA, Lemon RN. Pronounced reduction of digit motor responses evoked from macaque ventral premotor cortex after reversible inactivation of the primary motor cortex hand area (Journal of Neuroscience (2008) (5772-5783)) Journal of Neuroscience. 28.  1
2007 Saywell SA, Anissimova NP, Ford TW, Meehan CF, Kirkwood PA. The respiratory drive to thoracic motoneurones in the cat and its relation to the connections from expiratory bulbospinal neurones. The Journal of Physiology. 579: 765-82. PMID 17204500 DOI: 10.1113/jphysiol.2006.122481  1
2006 Ford TW, Kirkwood PA. Respiratory drive in hindlimb motoneurones of the anaesthetized female cat. Brain Research Bulletin. 70: 450-6. PMID 17027781 DOI: 10.1016/j.brainresbull.2006.07.003  1
2006 Boers J, Kirkwood PA, de Weerd H, Holstege G. Ultrastructural evidence for direct excitatory retroambiguus projections to cutaneous trunci and abdominal external oblique muscle motoneurons in the cat. Brain Research Bulletin. 68: 249-56. PMID 16377430 DOI: 10.1016/j.brainresbull.2005.08.011  1
2005 Boers J, Ford TW, Holstege G, Kirkwood PA. Functional heterogeneity among neurons in the nucleus retroambiguus with lumbosacral projections in female cats. Journal of Neurophysiology. 94: 2617-29. PMID 15972831 DOI: 10.1152/jn.00370.2005  1
2005 De Troyer A, Kirkwood PA, Wilson TA. Respiratory action of the intercostal muscles. Physiological Reviews. 85: 717-56. PMID 15788709 DOI: 10.1152/physrev.00007.2004  1
2004 Meehan CF, Ford TW, Road JD, Donga R, Saywell SA, Anissimova NP, Kirkwood PA. Rostrocaudal distribution of motoneurones and variation in ventral horn area within a segment of the feline thoracic spinal cord. The Journal of Comparative Neurology. 472: 281-91. PMID 15065124 DOI: 10.1002/cne.20096  1
2004 Shimazu H, Maier MA, Cerri G, Kirkwood PA, Lemon RN. Macaque ventral premotor cortex exerts powerful facilitation of motor cortex outputs to upper limb motoneurons. The Journal of Neuroscience : the Official Journal of the Society For Neuroscience. 24: 1200-11. PMID 14762138 DOI: 10.1523/JNEUROSCI.4731-03.2004  1
2004 Lemon RN, Kirkwood PA, Maier MA, Nakajima K, Nathan P. Direct and indirect pathways for corticospinal control of upper limb motoneurons in the primate. Progress in Brain Research. 143: 263-79. PMID 14653171 DOI: 10.1016/S0079-6123(03)43026-4  1
2004 Kirkwood PA, Ford TW. Do respiratory neurons control female receptive behavior: a suggested role for a medullary central pattern generator? Progress in Brain Research. 143: 105-14. PMID 14653155 DOI: 10.1016/S0079-6123(03)43010-0  1
2002 Kirkwood PA, Lawton M, Ford TW. Plateau potentials in hindlimb motoneurones of female cats under anaesthesia. Experimental Brain Research. 146: 399-403. PMID 12232698 DOI: 10.1007/s00221-002-1163-0  1
2002 Lemon RN, Maier MA, Armand J, Kirkwood PA, Yang HW. Functional differences in corticospinal projections from macaque primary motor cortex and supplementary motor area. Advances in Experimental Medicine and Biology. 508: 425-34. PMID 12171139  1
2002 Kirkwood PA, Maier MA, Lemon RN. Interspecies comparisons for the C3-C4 propriospinal system: unresolved issues. Advances in Experimental Medicine and Biology. 508: 299-308. PMID 12171124  1
2002 Maier MA, Armand J, Kirkwood PA, Yang HW, Davis JN, Lemon RN. Differences in the corticospinal projection from primary motor cortex and supplementary motor area to macaque upper limb motoneurons: an anatomical and electrophysiological study. Cerebral Cortex (New York, N.Y. : 1991). 12: 281-96. PMID 11839602  1
2000 Nakajima K, Maier MA, Kirkwood PA, Lemon RN. Striking differences in transmission of corticospinal excitation to upper limb motoneurons in two primate species. Journal of Neurophysiology. 84: 698-709. PMID 10938297  1
2000 Ford TW, Vaughan CW, Kirkwood PA. Changes in the distribution of synaptic potentials from bulbospinal neurones following axotomy in cat thoracic spinal cord. The Journal of Physiology. 524: 163-78. PMID 10747190  1
1999 Kirkwood PA, Ford TW, Donga R, Saywell SA, Holstege G. Assessing the strengths of motoneuron inputs: different anatomical and physiological approaches compared. Progress in Brain Research. 123: 67-82. PMID 10635705  1
1998 Lemon RN, Baker SN, Davis JA, Kirkwood PA, Maier MA, Yang HS. The importance of the cortico-motoneuronal system for control of grasp. Novartis Foundation Symposium. 218: 202-15; discussion 2. PMID 9949822  1
1998 Maier MA, Illert M, Kirkwood PA, Nielsen J, Lemon RN. Does a C3-C4 propriospinal system transmit corticospinal excitation in the primate? An investigation in the macaque monkey. The Journal of Physiology. 511: 191-212. PMID 9679174 DOI: 10.1111/j.1469-7793.1998.191bi.x  1
1997 Vaughan CW, Kirkwood PA. Evidence from motoneurone synchronization for disynaptic pathways in the control of inspiratory motoneurones in the cat. The Journal of Physiology. 503: 673-89. PMID 9379420 DOI: 10.1111/j.1469-7793.1997.673bg.x  1
1997 Maier MA, Olivier E, Baker SN, Kirkwood PA, Morris T, Lemon RN. Direct and indirect corticospinal control of arm and hand motoneurons in the squirrel monkey (Saimiri sciureus). Journal of Neurophysiology. 78: 721-33. PMID 9307107  1
1996 Kirkwood PA, Munson JB. The incidence of initial doublets in the discharges of motoneurones of two different inspiratory muscles in the cat. The Journal of Physiology. 493: 577-87. PMID 8782118  1
1995 Kirkwood PA. Synaptic excitation in the thoracic spinal cord from expiratory bulbospinal neurones in the cat. The Journal of Physiology. 484: 201-25. PMID 7602521  1
1993 Kirkwood PA, Schmid K, Sears TA. Functional identities of thoracic respiratory interneurones in the cat. The Journal of Physiology. 461: 667-87. PMID 8350279  1
1993 Schmid K, Kirkwood PA, Munson JB, Shen E, Sears TA. Contralateral projections of thoracic respiratory interneurones in the cat. The Journal of Physiology. 461: 647-65. PMID 8350278  1
1993 Vaughan C, Kirkwood PA. Modelling of connections to inspiratory motoneurones in the anaesthetized cat Journal of Physiology. 473: 17P.  1
1991 Kirkwood PA, Schmid K, Otto M, Sears TA. Focal blockade of single unit synaptic transmission by iontophoresis of antagonists. Neuroreport. 2: 185-8. PMID 1654153  1
1990 Kirkwood PA. Synaptic connections in the thoracic spinal cord from expiratory bulbospinal neurones in the anaesthetized cat Journal of Physiology. 430: 56P.  1
1988 Kirkwood PA, Munson JB, Sears TA, Westgaard RH. Respiratory interneurones in the thoracic spinal cord of the cat. The Journal of Physiology. 395: 161-92. PMID 3411478  1
1987 Ruggiero C, Sayers BM, Sears TA, Kirkwood PA. Spatio-temporal characterization of intercostal activity during breathing in the cat. Journal of Theoretical Biology. 125: 125-40. PMID 3657206 DOI: 10.1016/S0022-5193(87)80036-X  1
1987 Kirkwood PA, Sears TA, Stagg D, Westgaard RH. Intercostal muscles and purring in the cat: the influence of afferent inputs. Brain Research. 405: 187-91. PMID 3032349 DOI: 10.1016/0006-8993(87)91007-9  1
1987 Kirkwood PA, Schomburg ED, Steffens H. Facilitatory interaction in spinal reflex pathways from nociceptive cutaneous afferents and identified secondary spindle afferents in the cat. Experimental Brain Research. 68: 657-60. PMID 2961589 DOI: 10.1007/BF00249808  1
1986 Davies JG, Kirkwood PA, Romaniuk JR, Sears TA. Effects of sagittal medullary section on high-frequency oscillation in rabbit phrenic neurogram. Respiration Physiology. 64: 277-87. PMID 3738254 DOI: 10.1016/0034-5687(86)90121-0  1
1986 Kirkwood PA. DETERMINING CONNECTIONS IN THE CENTRAL NERVOUS SYSTEM BY PHYSIOLOGICAL METHODS Iee Colloquium (Digest). 7. 1-7. 4.  1
1985 Davies JG, Kirkwood PA, Sears TA. The distribution of monosynaptic connexions from inspiratory bulbospinal neurones to inspiratory motoneurones in the cat. The Journal of Physiology. 368: 63-87. PMID 4078753 DOI: 10.1113/jphysiol.1985.sp015846  1
1985 Davies JG, Kirkwood PA, Sears TA. The detection of monosynaptic connexions from inspiratory bulbospinal neurones to inspiratory motoneurones in the cat. The Journal of Physiology. 368: 33-62. PMID 4078742 DOI: 10.1113/jphysiol.1985.sp015845  1
1984 Kirkwood PA, Sears TA, Westgaard RH. Restoration of function in external intercostal motoneurones of the cat following partial central deafferentation. The Journal of Physiology. 350: 225-51. PMID 6747851 DOI: 10.1113/jphysiol.1984.sp015198  1
1984 Shatz CJ, Kirkwood PA. Prenatal development of functional connections in the cat's retinogeniculate pathway. The Journal of Neuroscience : the Official Journal of the Society For Neuroscience. 4: 1378-97. PMID 6726337  1
1982 Kirkwood PA, Sears TA, Stagg D, Westgaard RH. The spatial distribution of synchronization of intercostal motoneurones in the cat. The Journal of Physiology. 327: 137-55. PMID 7120135  1
1982 Kirkwood PA, Sears TA, Tuck DL, Westgaard RH. Variations in the time course of the synchronization of intercostal motoneurones in the cat. The Journal of Physiology. 327: 105-35. PMID 7120134  1
1982 Kirkwood PA, Sears TA. The effects of single afferent impulses on the probability of firing of external intercostal motoneurones in the cat. The Journal of Physiology. 322: 315-36. PMID 6461758  1
1982 Kirkwood PA, Sears TA. Excitatory post-synaptic potentials from single muscle spindle afferents in external intercostal motoneurones of the cat. The Journal of Physiology. 322: 287-314. PMID 6461757  1
1981 Kirkwood PA, Sears TA, Westgaard RH. Recurrent inhibition of intercostal motoneurones in the cat. The Journal of Physiology. 319: 111-30. PMID 7320908  1
1979 Bainton CR, Kirkwood PA. The effect of carbon dioxide on the tonic and the rhythmic discharges of expiratory bulbospinal neurones. The Journal of Physiology. 296: 291-314. PMID 529096  1
1979 Kirkwood PA, Nisimaru N, Sears TA. Monosynaptic excitation of bulbospinal respiratory neurones by chemoreceptor afferents in the carotid sinus nerve [proceedings]. The Journal of Physiology. 293: 35P-36P. PMID 501606  1
1979 Kirkwood PA. On the use and interpretation of cross-correlations measurements in the mammalian central nervous system. Journal of Neuroscience Methods. 1: 107-32. PMID 161793 DOI: 10.1016/0165-0270(79)90009-8  1
1978 Bainton CR, Kirkwood PA, Sears TA. On the transmission of the stimulating effects of carbon dioxide to the muscles of respiration. The Journal of Physiology. 280: 249-72. PMID 690872  1
1978 Bainton CR, Kirkwood PA, Sears TA. Relationship between tonic and rhythmic respiratory activities [proceedings]. The Journal of Physiology. 275: 32P-33P. PMID 633121  1
1978 Kirkwood PA, Sears TA. The synaptic connexions to intercostal motoneurones as revealed by the average common excitation potential. The Journal of Physiology. 275: 103-34. PMID 633094  1
1976 Kirkwood PA, Sears TA. Proceedings: The average common excitation (ACE) potential and its significance. The Journal of Physiology. 259: 36P-37P. PMID 957226  1
1975 Sears TA, Kirkwood PA, Bainton CR. Proceedings: Medullary-spinal neural connectivity and breathing. Bulletin De Physio-Pathologie Respiratoire. 11: 82P-83P. PMID 1148473  1
1975 Kirkwood PA, Sears TA. Spike triggered averaging for the measurement of single unit conduction velocities. The Journal of Physiology. 245: 58P-59P. PMID 1142192  1
1975 Kirkwood PA, Sears TA. Monosynaptic excitation of motoneurones from muscle spindle secondary endings of intercostal and triceps surae muscles in the cat. The Journal of Physiology. 245: 64P-66P. PMID 124770  1
1975 Bainton CR, Kirkwood PA, Sears TA. The response of expiratory motoneurons to CO2 in the absence of rhythmic breathing Federation Proceedings. 34: no.868.  1
1974 Kirkwood PA, Sears TA, Stagg D. Proceedings: Synchronized firing of respiratory motoneurones during spontaneous breathing in the anaesthetized cat. The Journal of Physiology. 239: 11P-13P. PMID 4853856  1
1974 Bainton CR, Kirkwood PA, Sears TA. Proceedings: The response of expiratory motoneurones to CO2 in the absence of rhythmic breathing. The Journal of Physiology. 241: 122P-123P. PMID 4443912  1
1974 Kirkwood PA, Sears TA. Monosynaptic excitation of motoneurones from secondary endings of muscle spindles. Nature. 252: 243-4. PMID 4278994 DOI: 10.1038/252243a0  1
1973 Kirkwood PA, Sears TA. Proceedings: Monosynaptic excitation of thoracic expiratory motoneurones from lateral respiratory neurones in the medulla of the cat. The Journal of Physiology. 234: 87P-89P. PMID 4767083  1
1973 Kirkwood PA, Sears TA. Interaction between the monosynaptic EPSP and the central respiratory drive potential of expiratory motoneurones in the cat. The Journal of Physiology. 232: 38P-40P. PMID 4733496  1
1972 Kirkwood PA. The frequency response of frog muscle spindles under various conditions. The Journal of Physiology. 222: 135-60. PMID 4260959 DOI: 10.1113/jphysiol.1972.sp009791  1
1969 Kirkwood PA. Analogues for muscle spindle systems. The Journal of Physiology. 202: 88P-89P. PMID 4239387  1
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