Contribution of sensory feedback to the generation of extensor activity during walking in the decerebrate cat

Journal of Neurophysiology

Volumn 81, Issue 2, 1999, Pages 758-770

  Hiebert, Gordon W ^a,b   Pearson, Keir G ^a  

^a UNIVERSITY OF ALBERTA   (Canada)

^b UNIVERSITY OF BRITISH COLUMBIA   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

ANIMAL EXPERIMENT; ARTICLE; CAT; CONTROLLED STUDY; DECEREBRATION; EXTENSOR MUSCLE; FEEDBACK SYSTEM; KNEE; NONHUMAN; PRIORITY JOURNAL; PROPRIOCEPTION; WALKING;

EID: 0033059140     PISSN: 00223077     EISSN: None     Source Type: Journal    
DOI: 10.1152/jn.1999.81.2.758     Document Type: Article

References (29)

1. CONWAY, B. A., HULTBORN, H., AND KIEHN, O. Proprioceptive input resets central locomotor rhythm in the spinal cat. Exp. Brain Res. 68: 643-656, 1987.
2. DIETZ, V., SCHMIDTBLEICHER, D., AND NOTH, J. Neuronal mechanisms of human locomotion. J. Neurophysiol. 42: 1212-1223, 1979.
3. GORASSINI, M. A., PROCHAZKA, A. K., HIEBERT, G. W., AND GAUTHIER, M.J.A. Corrective responses to loss of ground support during walking. I. Intact cats. J. Neurophysiol. 71: 603-610, 1994.
4. GOSSARD, J.-P., BROWNSTONE, R. M., BARAJON, I., AND HULTBORN, H. Transmission in a locomotor-related group Ib pathway from hindlimb extensor muscles in the cat. Exp. Brain Res. 98: 213-228, 1994.
5. GRILLNER, S. AND ZANGGER, P. The effect of dorsal root transection on the efferent motor pattern in the cat's hindlimb during locomotion. Acta Physiol. Scand. 120: 393-405, 1984.
6. GUERTIN, P., ANGEL, M., PERREAULT, M.-C., AND MCCREA, D. A. Ankle extensor group I afferents excite extensors throughout the hindlimb during MLR-evoked fictive locomotion in the cat. J. Physiol. (Lond.) 487: 197-210, 1995.
7. HAGBARTH, K., KUNESCH, E. J., NORDIN, M., SCHMIDT, R., AND WALLIN, E. U. Gamma loop contributing to maximal voluntary contractions in man. J. Physiol. (Lond.) 380: 575-591, 1986.
8. HIEBERT, G. W., GORASSINI, M. A., JIANG, W., PROCHAZKA, A., AND PEARSON, K. G. Corrective responses to loss of ground support during walking. II. Comparison of intact and chronic spinal cats. J. Neurophysiol. 71: 611-622, 1994.
9. HIEBERT, G. W., WHELAN, P. J., PROCHAZKA, A., AND PEARSON, K. G. Suppression of the corrective response to loss of ground support by stimulation of extensor group I afferents. J. Neurophysiol. 73: 416-420, 1995.
10. HIEBERT, G. W., WHELAN, P. J., PROCHAZKA, A., AND PEARSON, K. G. Contributions of hindlimb flexor muscle afferents to the timing of phase transitions in the cat step cycle. J. Neurophysiol. 75: 1126-1137, 1996.
11. HOFFER, J. A., LEONARD, T. R., CLELAND, C. L., AND SINKJAER, T. Segmental reflex action in normal and decerebrate cats. J. Neurophysiol. 64: 1611-1624, 1990.
12. JANKOWSKA, E. Interneuronal relay in spinal pathways from proprioceptors. Prog. Neurobiol. 38: 335-378, 1992.
13. LAPORTE, Y. AND LLOYD, D.P.C. Nature and significance of the reflex connections established by large afferent fibers of muscular origin. Am. J. Physiol. 169: 609-621, 1952.
14. MACEFIELD, V. G., GANDEVIA, S. C. BIGLAND-RITCHIE, B., GORMAN, R. B., AND BURKE, D. The firing of human motoneurones voluntarily activated in the absence of muscle afferent feedback. J. Physiol. (Lond.) 471: 429-443, 1993.
15. MCCREA, D. A., SHEFCHYK, S. J., STEPHENS, M. J., AND PEARSON, K. G. Disynaptic group I excitation of synergistic ankle extensor motoneurones during fictive locomotion. J. Physiol. (Lond.) 487: 527-540, 1995.
16. PEARSON, K. G. Proprioceptive regulation of locomotion. Curr. Opin. Neurobiol. 5: 786-791, 1995.
17. PEARSON, K. G. AND COLLINS, D. F. Reversal of the influence of group Ib afferents from plantaris on activity in medial gastrocnemius muscle during locomotor activity. J. Neurophysiol. 70: 1009-1017, 1993.
18. PERREAULT, M.-C., ANGEL, M. J., GUERTIN, P. AND MCCREA, D. A. Effects of stimulation of hindlimb flexor group II afferents during ficitive locomotion. J. Physiol. (Lond.) 487: 211-220, 1996.
19. PIEROTTI, D. J., ROY, R. R., GREGOR, R. J., AND EDGERTON, V. R. Electromyographic activity of cat hindlimb flexors and extensors during locomotion at varying speeds and inclines. Brain Res. 481: 57-66, 1989.
20. PROCHAZKA, A., TREND, P.ST.J., HULLIGER, M., AND VINCENT, S. Ensemble proprioceptive activity in the cat step cycle: towards a representative look-up chart. Prog. Brain Res. 80: 61-74, 1989.
21. PROCHAZKA, A. K. Chronic techniques for studying neurophysiology of movement in cats. In: Methods for Neuronal Recording in Conscious Animals, edited by R. Lemon, New York: Wiley, 1984, p. 113-128.
22. SEVERIN, F. V. The role of the gamma motor system in the activation of the extensor alpha motor neurones during controlled locomotion. Biophysics 15: 1096-1102, 1970.
23. SEVERIN, F. V., ORLOVSKY, G. N., AND SHIK, M. L. Work of the muscle receptors during controlled locomotion. Biophysics 12: 502-511, 1967.
24. SHERRINGTON, C. S. Flexion-reflex of the limb, crossed extension-reflex, and reflex stepping and standing. J. Physiol. (Lond.) 40: 28-121, 1910.
25. SHIK, M. L., SEVERIN, F. V., AND ORLOVSKY, G. N. Control of walking and running by means of electrical stimulation of the mid-brain. Biophysics 11: 756-765, 1966.
26. SMITH, J. L. AND CARLSON-KUHTA, P. Unexpected motor patterns for hindlimb muscles during slope walking in the cat. J. Neurophysiol. 74: 2211-2215, 1995.
27. WHELAN, P. J., HIEBERT, G. W., AND PEARSON, K. G. Stimulation of the group I extensor afferents prolongs the stance phase in walking cats. Exp. Brain Res. 103: 20-30, 1995.
28. WHELAN, P. J. AND PEARSON, K. G. Comparison of the effects of stimulating extensor group I afferents on cycle period during walking in conscious and decerebrate cats. Exp. Brain Res. 117: 444-452, 1997.
29. YANG, J. F., STEIN, R. B., AND JAMES, K. B. Contribution of peripheral afferents to the activation of the soleus muscle during walking in humans. Exp. Brain Res. 87: 679-687, 1991.