Lack of Monosynaptic Corticomotoneuronal EPSPs in Rats: Disynaptic EPSPs Mediated Via Reticulospinal Neurons and Polysynaptic EPSPs Via Segmental Interneurons

Journal of Neurophysiology

Volumn 91, Issue 4, 2004, Pages 1832-1839

  Alstermark, B ^a   Ogawa, J ^b   Isa, T ^c  

^a UMEÅ UNIVERSITY   (Sweden)

^b KYORIN UNIVERSITY SCHOOL OF MEDICINE   (Japan)

^c NATIONAL INSTITUTE FOR PHYSIOLOGICAL SCIENCES   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

ANIMAL EXPERIMENT; ANIMAL TISSUE; ARTICLE; BRAIN CORTEX; CONTROLLED STUDY; EXCITATORY POSTSYNAPTIC POTENTIAL; FEMALE; FORELIMB; HAND MOVEMENT; MALE; MONOSYNAPTIC PATHWAY; MOTONEURON; NERVE CONDUCTION; NEUROTRANSMISSION; NONHUMAN; POLYSYNAPTIC REFLEX; PRIMATE; PRIORITY JOURNAL; PYRAMIDAL TRACT; RAT; RETICULOSPINAL TRACT; SYNAPSE;

ANIMALS; DECEREBRATE STATE; ELECTRIC STIMULATION; EVOKED POTENTIALS; EXCITATORY POSTSYNAPTIC POTENTIALS; FEMALE; FUNCTIONAL LATERALITY; INTERNEURONS; MALE; MOTOR NEURONS; NEURAL INHIBITION; NEURAL NETWORKS (COMPUTER); NEURAL PATHWAYS; RATS; RATS, WISTAR; RETICULAR FORMATION; SPINAL CORD; SYNAPSES;

EID: 1542510701     PISSN: 00223077     EISSN: None     Source Type: Journal    
DOI: 10.1152/jn.00820.2003     Document Type: Article

References (25)

1. 4 propriospinal neurons in the Macaca fuscata. J Neurophysiol 82: 3580-3585, 1999.
2. Alstermark B and Isa T. Premotoneuronal and direct CM control in the cat and macaque monkey. In: Sensorimotor Control of Movement and Posture, edited by Gandevia SC, Proske U, and Stuart DG. New York: Kluwer Academic/Plenum, 2002, p. 281-297.
3. Alstermark B, Lundberg A, Norrsell U, and Sybirska E. Integration in descending motor pathways controlling the forelimb in the cat. IX. Differential behavioral defects after spinal cord lesions interrupting defined pathways from higher centers to motoneurons. Exp Brain Res 42: 299-318, 1981.
4. Alstermark B, Pinter MJ, and Sasaki S. Descending pathways mediating disynaptic excitation of dorsal neck motoneurons in the cat: facilitatory interactions. Neurosci Res 15: 32-41, 1992.
5. 3-4 propriospinal neurons. Exp Brain Res 63: 530-542, 1985.
6. Babalian A, Liang F, and Rouiller EM. Cortical influences on cervical motoneurons in the rat: recording of synaptic responses from motoneurons and compound action potential from corticospinal axons. Neurosci Res 16: 301-310, 1993.
7. Bannister CM and Porter R. Effects of limited direct stimulation of the medullary pyramidal tract on spinal motoneurons in the rat. Exp Neurol 17: 265-275, 1967.
8. Boczek-Funcke A, Kuhtz-Buschbeck JP, Raethjen J, Paschmeyer B, and Illert M. Shaping of the cat paw for food taking and object manipulation: an X-ray analysis. Eur J Neurosci 10: 3885-3897, 1998.
9. Brodal A. Neurological Anatomy. Oxford, UK: Oxford Univ. Press, 1981.
10. Casale EJ, Light AR, and Rustioni A. Direct projection of the corticospinal tract to the superficial laminae of the spinal cord in the rat. J Comp Neurol 278: 275-286, 1988.
11. Illert M, Lundberg A, and Tanaka R. Integration in descending motor pathways controlling the forelimb in the cat. III. Convergence on propriospinal neurons transmitting disynaptic excitation from the corticospinal tract and other descending tracts. Exp Brain Res 29: 323-346, 1977.
12. Illert M and Wiedemann E. Pyramidal actions in identified radial motonuclei of the cat. Pfluegers 401: 132-142, 1984.
13. Ivanco TL, Pellis SM, and Whishaw IQ. Skilled forelimb movements in prey catching and in reaching by rats (Rattus norvegicus) and opossums (Monodelphis domestica): relations to anatomical differences in motor systems. Behav Brain Res 79: 163-181, 1996.
14. Kitazawa S, Ohki Y, Sasaki M, Xi M, and Hongo T. Candidate premotor neurons of skin reflex pathways to T1 forelimbs motoneurons of the cat. Exp Brain Res 95: 291-307, 1993.
15. Liang F, Moret V, Wiesendanger M, and Rouiller EM. CM connections in the rat: evidence from double-labeling of motoneuron and corticospinal axon arborizations. J Comp Neurol 311: 356-366, 1991.
16. 4 propriospinal system transmit corticospinal excitation in the primate? An investigation in the macaque monkey. J Physiol 511: 191-212, 1998.
17. 7. Muscle and Nerve 24: 1554-1561, 2001.
18. Metz GA and Whishaw IQ. Skilled reaching an action pattern: stability in rat (Rattus norvegicus) grasping movements as a function of changing food pellet size. Behav Brain Res 116: 111-122, 2000.
19. Nakajima K, Maier MA, Kirkwood PA, and Lemon RN. Striking differences in transmission of corticospinal excitation to upper limb motoneurons in two primate species. J Neurophysiol 84: 686-709, 2000.
20. Perfiliev S, Pettersson LG, and Lundberg A. Control of claw movements in cats. Neurosci Res 31: 337-342, 1998.
21. Pettersson LG, Blagovechtchenski E, Perfiliev S, Krasnochokova E, and Lundberg A. Recovery of food-taking in cats after lesions of the corticospinal (complete) and rubrospinal (complete and incomplete) tracts. Neurosci Res 38: 109-112, 2000.
22. Shapovalov AI. Neuronal organization and synaptic mechanisms of supraspinal motor control in vertebrates. Rev Physiol Biochem Pharmacol 72: 2-54, 1975.
23. Schrimsher GW and Reier PJ. Forelimb motor performance following dorsal column, dorsolateral funiculi, or ventrolateral funiculi lesions of the cervical spinal cord in the rat. Exp Neurol 120: 264-276, 1993.
24. Whishaw IQ, Gorny B, and Sarna J. Paw and limb use in skilled and spontaneous reaching after pyramidal tract, red nucleus and combined lesions in the rat: behavioral and anatomical dissociations. Behav Brain Res 93: 67-83, 1998.
25. Yang HW and Lemon RN. An electron microscopic examination of the corticospinal projection to the cervical spinal cord in the rat: lack of evidence for cortico-motoneuronal synapses. Exp Brain Res 149: 458-469, 2003.