Effects of 17 days bedrest on the maximal voluntary isometric torque and neuromuscular activation of the plantar and dorsal flexors of the ankle

European Journal of Applied Physiology

Volumn 82, Issue 3, 2000, Pages 197-205

  Milesi, S ^a   Capelli, C ^a   Denoth, J ^b   Hutchinson, T ^c   Stussi E ^c  

^a UNIVERSITY OF CHIETI   (Italy)

^b ETH ZURICH   (Switzerland)

^c NASA AMES RESEARCH CENTER   (United States)

Author keywords

Bedrest; Electromyography; Maximal isometric torque; Maximal voluntary isometric contraction; Muscle atrophy; Plantar and dorsal flexors of the ankle

Indexed keywords

ADULT; ANKLE; ARTICLE; BED REST; BIOMECHANICS; CONTROLLED STUDY; ELECTROMYOGRAM; FLEXOR MUSCLE; GASTROCNEMIUS MUSCLE; HABITUATION; HUMAN; HUMAN EXPERIMENT; KNEE; MALE; MUSCLE FUNCTION; MUSCLE ISOMETRIC CONTRACTION; NEUROMUSCULAR TRANSMISSION; NORMAL HUMAN; PRIORITY JOURNAL; TIBIALIS ANTERIOR MUSCLE; TORQUE; TRAINING;

EID: 0033934916     PISSN: 14396319     EISSN: None     Source Type: Journal    
DOI: 10.1007/s004210050672     Document Type: Article

References (32)

1. Alford EC, Roy RR, Hodgson A, Edgerton VR (1987) Electromyography of rat soleus during hindlimb suspension. Exp Neurol 96: 635-649
2. Armitage P (1979) Statistica medica. G. Feltrinelli, Milan, pp 266-270
3. Berg HE, Tesch PA (1996) Changes in muscle function in response to 10 days of lower limb unloading in humans. Acta Physiol Scand 157: 63-70
4. Berry P, Berry I, Manelfe C (1993) Magnetic resonance imaging evaluation of lower limb muscles during bedrest - a microgravity simulation model. Aviat Space Environ Med 64: 212-218
5. Box GEP, Hunter WG, Hunter JS (1978) Statistics for experimenters. An introduction to design, data analysis, model building. John Wiley, New York, pp 205-206
6. Caiozzo VJ, Perrine JJ, Edgerton VR (1981) Training-induced alterations of the in vivo force-velocity relationship of human muscle. J Appl Physiol 51: 750-754
7. Carolan B, Caffarelli E (1992) Adaptations in coactivation after isometric resistance training. J Appl Physiol 73: 911-917
8. Convertino VA, Doerr DF, Mathes KL, Stein SL, Buchanan P (1989) Changes in volume, muscle compartment, and compliance of the lower extremities in man following 30 days of exposure to simulated microgravity. Aviat Space Environ Med 60: 653-658
9. Coyle EF, Feiring DC, Rotkis TC, Cote RW III, Roby FB, Lee W, Wilmore JH (1981) Specificity of power improvements through slow and fast isokinetic training. J Appl Physiol 51: 1437-1442
10. Duchateau J (1995) Bedrest induces neural and contractile adaptations in triceps surae. Med Sci Sports Exerc 27: 1581-1589
11. Dudley GA, Duvoisin MR, Convertino VA, Buchanan P (1989) Alterations of the in vivo torque-velocity relationship of human skeletal muscle following 30 days exposure to simulated microgravity. Aviat Space Environ Med 60: 659-663
12. Edgerton VR, Roy RR (1996) Neuromuscular adaptation to actual and simulated weightlessness. In: Fregly MJ, Blatteis CM (eds) Handbook of physiology; Section 4: Environmental physiology, vol. I, vol. 4. Oxford University Press, New York, pp 721-763
13. Edgerton VR, Zhou M-Y, Ohira Y, Klitgaard H, Jiang B, Bell G, Harris B, Saltin B, Gollnick PD, Roy RR, Day MK, Greenisen M (1995) Human fiber size and enzymatic properties after 5 and 11 days of spaceflight. J Appl Physiol 78: 1733-1739
14. Ellis S, Kirby C, Greenleaf JE (1993) Lower extremity muscle thickness during 30-day 6° head-down bedrest with isotonic and isokinetic exercise training. Aviat Space Environ Med 64: 1011-1015
15. Ferrando AA, Stuart CA, Brunder DG, Hillman GR (1995) Magnetic resonance imaging quantitation of changes in muscle volume during 7 days of strict bedrest. Aviat Space Environ Med 66: 976-981
16. Ferrando AA, Lane HW, Stuart CA, Davis-Street J, Wolfe RR (1996) Prolonged bedrest decreases skeletal muscle and whole body protein synthesis. Am J Physiol 270: E627-E633
17. Germain P, Güell A, Marini JF (1995) Muscle strength during bedrest with and without muscle exercise as a countermeasure. Eur J Appl Physiol 71: 342-348
18. Greenleaf JE, Bernbauer EM, Ertl AC, Trowbridge TS, Wade CE (1989) Work capacity during 30 days of bedrest with isotonic and isokinetic exercise training. J Appl Physiol 67: 1820-1826
19. Hather BM, Adams GR, Tesch PA, Dudley GA (1992) Skeletal muscle responses to lower limb suspension in humans. J Appl Physiol 72: 1493-1498
20. Hikida RS, Gollnick PH, Dudley GA, Convertino VA, Buchanan P (1989) Structural and metabolic characteristics of human skeletal muscle following 30 days of simulated microgravity. Aviat Space Environ Med 60: 664-670
21. Jaweed MM (1994) Muscle structure and function. In: Nicogossian AE, Leach Huntoon C, Pool SL (eds) Space physiology and medicine. Lea and Febiger, Philadelphia, pp 317-326
22. Komi PV (1986) Training of muscle strength and power: interaction of neuromotoric, hypertrophic and mechanical factors. Int J Sports Med [Suppl] 7: 10-15
23. Larsson L, Xiaopeng L, Berg HE, Frontera WR (1996) Effects of removal of weight-bearing function on contractility and myosin isoform composition in single human skeletal muscle cells. Pflügers Arch 432: 320-328
24. Lesmes GR, Costill DL, Coyle EE, Fink WJ (1976) Muscle strength and power changes during maximal isokinetic training. Med Sci Sports 10: 266-269
25. Marsh E, Sale D, McComas AJ, Quinlan J (1981) Influence of joint on ankle dorsiflexion in humans. J Appl Physiol 51: 160-167
26. Moritani T (1993) Neuromuscular adaptations during the acquisition of muscle strength, power and motor tasks. J Biomechanics 26 [Suppl I]: 95-107
27. Murray MP, Guten GN, Baldwin JM, Gardner GM (1976) A comparison of plantar flexion torque with and without the triceps surae. Acta Ortop Scand 47: 122-124
28. Person RS (1958) An electromyographic investigation on co-ordination of the activity of antagonist muscles in man during the development of a motor ability. Pavlov J Higher Nerv Act 8: 13-23
29. Sale D, Quinlan J, Marsh E, McComas AJ, Belanger AY (1982) Influence of joint position on ankle plantarflexion in humans. J Appl Physiol 52: 1636-1642
30. Tyler AE, Hutton RS (1986) Was Sherrington right about cocontractions? Brain Res 370: 171-175
31. Widrick JJ, Romatowski JG, Bain JLW, Trappe SW, Thompson JL, Costill DL, Riley DA, Fitts RH (1997) Effect of 17 days of bedrest on peak isometric force and unloaded shortening velocity of human soleus fibers. Am J Physiol 273: C1690-C1699
32. Zipp P (1982) Recommendations for the standardization of lead position in surface electromyography (EMG). Eur J Appl Physiol 50: 41-54