Low-frequency common modulation of soleus motor unit discharge is enhanced during postural control in humans

Experimental Brain Research

Volumn 175, Issue 4, 2006, Pages 584-595

  Mochizuki, G ^a   Semmler, J G ^b   Ivanova, T D ^c   Garland, S J ^c  

^a SUNNYBROOK RESEARCH INSTITUTE   (Canada)

^b UNIVERSITY OF ADELAIDE   (Australia)

^c UNIVERSITY OF WESTERN ONTARIO   (Canada)

Author keywords

Coherence; Common drive; Human; Motor unit; Posture

Indexed keywords

ADULT; ARTICLE; BODY POSTURE; CORRELATION ANALYSIS; FEMALE; FREQUENCY MODULATION; HUMAN; HUMAN EXPERIMENT; MALE; MOTOR UNIT POTENTIAL; MUSCLE CONTRACTION; MUSCLE ISOMETRIC CONTRACTION; OSCILLATION; PRIORITY JOURNAL; PROPRIOCEPTION; SOLEUS MUSCLE; STANDING; TASK PERFORMANCE;

ACTION POTENTIALS; ADULT; BIOLOGICAL CLOCKS; BIOMECHANICS; ELECTROMYOGRAPHY; FEMALE; HUMANS; ISOMETRIC CONTRACTION; LEG; MALE; MOTOR NEURONS; MOVEMENT; MUSCLE, SKELETAL; MUSCULOSKELETAL EQUILIBRIUM; NEUROMUSCULAR JUNCTION; VOLITION;

EID: 33750838011     PISSN: 00144819     EISSN: None     Source Type: Journal    
DOI: 10.1007/s00221-006-0575-7     Document Type: Article

References (45)

1. Adam A, De Luca CJ (2005) Firing rates of motor units in human vastus lateralis muscle during fatiguing isometric contractions. J Appl Physiol 99:268-280
2. Amjad AM, Halliday DM, Rosenberg JR, Conway BA (1997) An extended difference of coherence test for comparing and combining several independent coherence estimates: theory and application to the study of motor units and physiological tremor. J Neurosci Methods 73:69-79
3. Andreassen S, Rosenfalck A (1980) Regulation of the firing pattern of single motor units. J Neurol Neurosurg Psychiatry 43:897-906
4. Bellemare F, Woods JJ, Johansson R, Bigland-Ritchie B (1983) Motor-unit discharge rates in maximal voluntary contractions of three human muscles. J Neurophysiol 50:1380-1392
5. Brouwer B, Ashby P (1990) Corticospinal projections to upper and lower limb spinal motoneurons in man. Electroencephalogr Clin Neurophysiol 76:509-519
6. Brouwer B, Ashby P (1992) Corticospinal projections to lower limb motoneurons in man. Exp Brain Res 89:649-654
7. Davey NJ, Ellaway PH, Baker JR, Friedland CL (1993) Rhythmicity associated with a high degree of short-term synchrony of motor unit discharge in man. Exp Physiol 78:649-661
8. De Luca CJ, Erim Z (2002) Common drive in motor units of a synergistic muscle pair. J Neurophysiol 87:2200-2204
9. De Luca CJ, LeFever RS, McCue MP, Xenakis AP (1982) Control scheme governing concurrently active human motor units during voluntary contractions. J Physiol 329:129-142
10. Dietz V, Horstmann GA, Berger W (1989) Interlimb coordination of leg-muscle activation during perturbation of stance in humans. J Neurophysiol 62:680-693
11. Erim Z, Beg MF, Burke DT, De Luca CJ (1999) Effects of aging on motor-unit control properties. J Neurophysiol 82:2081-2091
12. Farmer SF, Bremner FD, Halliday DM, Rosenberg JR, Stephens JA (1993) The frequency content of common synaptic inputs to motoneurones studied during voluntary isometric contraction in man. J Physiol 470:127-155
13. Fitzpatrick RC, Gorman RB, Burke D, Gandevia SC (1992) Postural proprioceptive reflexes in standing human subjects: bandwidth of response and transmission characteristics. J Physiol 458:69-83
14. Garland SJ, Miles TS (1997) Control of motor units in human flexor digitorum profundus under different proprioceptive conditions. J Physiol 502:693-701
15. Gatev P, Thomas S, Kepple T, Hallett M (1999) Feedforward ankle strategy of balance during quiet stance in adults. J Physiol 514:915-928
16. Halliday DM, Conway BA, Christensen LO, Hansen NL, Petersen NP, Nielsen JB (2003) Functional coupling of motor units is modulated during walking in human subjects. J Neurophysiol 89:960-968
17. Hayashi R, Miyake A, Jijiwa H, Watanabe S (1981) Postural readjustment to body sway induced by vibration in man. Exp Brain Res 43:217-225
18. Horak FB, Earhart GM, Dietz V (2001) Postural responses to combinations of head and body displacements: vestibular-somatosensory interactions. Exp Brain Res 141:410-414
19. Iyer MB, Christakos CN, Ghez C (1994) Coherent modulations of human motor unit discharges during quasi-sinusoidal isometric muscle contractions. Neurosci Lett 170:94-98
20. Kavounoudias A, Roll R, Roll JP (2001) Foot sole and ankle muscle inputs contribute jointly to human erect posture regulation. J Physiol 532:869-878
21. Keen DA, Fuglevand AJ (2004) Common input to motor neurons innervating the same and different compartments of the human extensor digitorum muscle. J Neurophysiol 91:57-62
22. Kim MS, Masakado Y, Tomita Y, Chino N, Pae YS, Lee KE (2001) Synchronization of single motor units during voluntary contractions in the upper and lower extremities. Clin Neurophysiol 112:1243-1249
23. Kuchinad RA, Ivanova TD, Garland SJ (2004) Modulation of motor unit discharge rate and H-reflex amplitude during sub-maximal fatigue of the human soleus muscle. Exp Brain Res 158:345-355
24. Loram ID, Maganaris CN, Lakie M (2005) Human postural sway results from frequent, ballistic bias impulses by soleus and gastrocnemius. J Physiol 564:295-311
25. Marsden JF, Farmer SF, Halliday DM, Rosenberg JR, Brown P (1999) The unilateral and bilateral control of motor unit pairs in the first dorsal interosseous and paraspinal muscles in man. J Physiol 521:553-564
26. Masani K, Popovic MR, Nakazawa K, Kouzaki M, Nozaki D (2003) Importance of body sway velocity information in controlling ankle extensor activities during quiet stance. J Neurophysiol 90:3774-3782
27. Mauritz KH, Dietz V (1980) Characteristics of postural instability induced by ischemic blocking of leg afferents. Exp Brain Res 38:117-119
28. Mochizuki G, Ivanova TD, Garland SJ (2004) Postural muscle activity during bilateral and unilateral arm movements at different speeds. Exp Brain Res 155:352-361
29. Mochizuki G, Ivanova TD, Garland SJ (2005) Synchronization of motor units in human soleus muscle during standing postural tasks. J Neurophysiol 94:62-69
30. Moritz CT, Christou EA, Meyer FG, Enoka RM (2005) Coherence at 16-32 Hz can be caused by short-term synchrony of motor units. J Neurophysiol 94:105-118
31. Oda S, Moritani T (1995) Cross-correlation of bilateral differences in fatigue during sustained maximal voluntary contraction. Eur J Appl Physiol Occup Physiol 70:305-310
32. Person RS, Kudina LP (1972) Discharge frequency and discharge pattern of human motor units during voluntary contraction of muscle. Electroencephalogr Clin Neurophysiol 32:471-483
33. Peterka RJ (2002) Sensorimotor integration in human postural control. J Neurophysiol 88:1097-1118
34. Rosenberg JR, Amjad AM, Breeze P, Brillinger DR, Halliday DM (1989) The Fourier approach to the identification of functional coupling between neuronal spike trains. Prog Biophys Mol Biol 53:1-31
35. Sears TA, Stagg D (1976) Short-term synchronization of intercostal motoneurone activity. J Physiol 263:357-381
36. Semmler JG, Kornatz KW, Dinenno DV, Zhou S, Enoka RM (2002) Motor unit synchronisation is enhanced during slow lengthening contractions of a hand muscle. J Physiol 545:681-695
37. Semmler JG, Nordstrom MA (1998) Motor unit discharge and force tremor in skill- and strength-trained individuals. Exp Brain Res 119:27-38
38. Semmler JG, Nordstrom MA, Wallace CJ (1997) Relationship between motor unit short-term synchronization and common drive in human first dorsal interosseous muscle. Brain Res 767:314-320
39. Semmler JG, Sale MV, Meyer FG, Nordstrom MA (2004) Motor-unit coherence and its relation with synchrony are influenced by training. J Neurophysiol 92:3320-3331
40. Sturm H, Schmied A, Vedel JP, Pagni S (1997) Firing pattern of type-identified wrist extensor motor units during wrist extension and hand clenching in humans. J Physiol 504:735-745
41. Westgaard RH, De Luca CJ (2001) Motor control of low-threshold motor units in the human trapezius muscle. J Neurophysiol 85:1777-1781
42. Winter DA, Patla AE, Prince F, Ishac MG, Gielo-Perczak K (1998) Stiffness control of balance in quiet standing. J Neurophysiol 80:1211-1221
43. Winter DA, Patla AE, Rietdyk S, Ishac MG (2001) Ankle muscle stiffness in the control of balance during quiet standing. J Neurophysiol 85:2630-2633
44. Winter DA, Prince F, Stergiou P, Powell C (1993) Medial-lateral and anterior-posterior motor responses associated with centere of pressure changes in quiet standing. Neurosci Res Commun 12:141-148
45. Zattara M, Bouisset S (1988) Posturo-kinetic organisation during the early phase of voluntary upper limb movement. 1. Normal subjects. J Neurol Neurosurg Psychiatry 51:956-965