Variety of Postural Perturbations Muscle Synergy Organization Is Robust Across a

[1]  Lena H Ting,et al.  Ratio of shear to load ground-reaction force may underlie the directional tuning of the automatic postural response to rotation and translation. , 2004, Journal of neurophysiology.

[2]  Gianfranco Bosco,et al.  Sophisticated spinal contributions to motor control , 2003, Trends in Neurosciences.

[3]  H. Sebastian Seung,et al.  Algorithms for Non-negative Matrix Factorization , 2000, NIPS.

[4]  S. Giszter,et al.  Modular Premotor Drives and Unit Bursts as Primitives for Frog Motor Behaviors , 2004, The Journal of Neuroscience.

[5]  Tomaso Poggio,et al.  Generalization in vision and motor control , 2004, Nature.

[6]  E. Bizzi,et al.  The construction of movement by the spinal cord , 1999, Nature Neuroscience.

[7]  F. Lacquaniti,et al.  Independent control of limb position and contact forces in cat posture. , 1994, Journal of neurophysiology.

[8]  F E Zajac,et al.  Contralateral movement and extensor force generation alter flexion phase muscle coordination in pedaling. , 2000, Journal of neurophysiology.

[9]  F. Zajac,et al.  Locomotor strategy for pedaling: muscle groups and biomechanical functions. , 1999, Journal of neurophysiology.

[10]  J M Macpherson,et al.  Determinants of postural orientation in quadrupedal stance , 1995, The Journal of neuroscience : the official journal of the Society for Neuroscience.

[11]  K. V. Baev,et al.  Afferent control of central pattern generators: Experimental analysis of scratching in the decerebrate cat , 1991, Neuroscience.

[12]  F. Lacquaniti,et al.  Temporal components of the motor patterns expressed by the human spinal cord reflect foot kinematics. , 2003, Journal of neurophysiology.

[13]  W. Rymer,et al.  Effects of changes in hip joint angle on H-reflex excitability in humans , 2002, Experimental Brain Research.

[14]  Ash A. Alizadeh,et al.  Distinct types of diffuse large B-cell lymphoma identified by gene expression profiling , 2000, Nature.

[15]  F. A. Mussa-lvaldi,et al.  Convergent force fields organized in the frog's spinal cord , 1993, The Journal of neuroscience : the official journal of the Society for Neuroscience.

[16]  J. Macpherson,et al.  Two functional muscle groupings during postural equilibrium tasks in standing cats. , 1996, Journal of neurophysiology.

[17]  Emilio Bizzi,et al.  Shared and specific muscle synergies in natural motor behaviors. , 2005, Proceedings of the National Academy of Sciences of the United States of America.

[18]  E. Bizzi,et al.  Localization and connectivity in spinal interneuronal networks: the adduction-caudal extension-flexion rhythm in the frog. , 2005, Journal of neurophysiology.

[19]  Martha Flanders,et al.  Muscular and postural synergies of the human hand. , 2004, Journal of neurophysiology.

[20]  D. Botstein,et al.  Cluster analysis and display of genome-wide expression patterns. , 1998, Proceedings of the National Academy of Sciences of the United States of America.

[21]  J L Smith,et al.  Simultaneous control of two rhythmical behaviors. II. Hindlimb walking with paw-shake response in spinal cat. , 1986, Journal of neurophysiology.

[22]  F. Horak,et al.  Effect of stance width on multidirectional postural responses. , 2001, Journal of neurophysiology.

[23]  D. W. Lywood,et al.  A system for the analysis of posture and stance in quadrupeds , 1987, Journal of Neuroscience Methods.

[24]  R. Blickhan,et al.  Leg design in hexapedal runners. , 1991, The Journal of experimental biology.

[25]  Emilio Bizzi,et al.  Combinations of muscle synergies in the construction of a natural motor behavior , 2003, Nature Neuroscience.

[26]  M. Latash,et al.  Muscle synergies during shifts of the center of pressure by standing persons , 2003, Experimental Brain Research.

[27]  S. Harkema,et al.  Retraining the injured spinal cord , 2001, The Journal of physiology.

[28]  A. P. Georgopoulos,et al.  Neuronal population coding of movement direction. , 1986, Science.

[29]  M. Latash,et al.  Muscle modes during shifts of the center of pressure by standing persons: effect of instability and additional support , 2004, Experimental Brain Research.

[30]  William Zev Rymer,et al.  Static and dynamic changes in body orientation modulate spinal reflex excitability in humans , 2003, Experimental Brain Research.

[31]  M. Lemay,et al.  Modularity of motor output evoked by intraspinal microstimulation in cats. , 2004, Journal of neurophysiology.

[32]  D Bourbonnais,et al.  Abnormal spatial patterns of elbow muscle activation in hemiparetic human subjects. , 1989, Brain : a journal of neurology.

[33]  J L Smith,et al.  Simultaneous control of two rhythmical behaviors. I. Locomotion with paw-shake response in normal cat. , 1986, Journal of neurophysiology.

[34]  R. Poppele,et al.  Independent representations of limb axis length and orientation in spinocerebellar response components. , 2002, Journal of neurophysiology.

[35]  L. Nashner.  Adapting reflexes controlling the human posture , 1976, Experimental Brain Research.

[36]  S A Kautz,et al.  Muscle activity adapts to anti-gravity posture during pedalling in persons with post-stroke hemiplegia. , 1997, Brain : a journal of neurology.

[37]  E. Bizzi,et al.  Muscle synergies encoded within the spinal cord: evidence from focal intraspinal NMDA iontophoresis in the frog. , 2001, Journal of neurophysiology.

[38]  Lena H Ting,et al.  A limited set of muscle synergies for force control during a postural task. , 2005, Journal of neurophysiology.

[39]  Andrea d'Avella,et al.  Matrix factorization algorithms for the identification of muscle synergies: evaluation on simulated and experimental data sets. , 2006, Journal of neurophysiology.

[40]  D. A. Brown,et al.  Phase reversal of biomechanical functions and muscle activity in backward pedaling. , 1999, Journal of neurophysiology.

[41]  F. Lacquaniti,et al.  Five basic muscle activation patterns account for muscle activity during human locomotion , 2004, The Journal of physiology.

[42]  Trevor Drew,et al.  Locomotor role of the corticoreticular-reticulospinal-spinal interneuronal system. , 2004, Progress in brain research.

[43]  A. Georgopoulos,et al.  The motor cortex and the coding of force. , 1992, Science.

[44]  P. Stein.  Neuronal control of turtle hindlimb motor rhythms , 2005, Journal of Comparative Physiology A.

[45]  J M Macpherson,et al.  Attributes of quiet stance in the chronic spinal cat. , 1999, Journal of neurophysiology.

[46]  D. A. Brown,et al.  Sensorimotor state of the contralateral leg affects ipsilateral muscle coordination of pedaling. , 1998, Journal of neurophysiology.

[47]  R. Stein,et al.  Nonlinear behavior of muscle reflexes at the human ankle joint. , 1995, Journal of neurophysiology.

[48]  J M Macpherson,et al.  Weight support and balance during perturbed stance in the chronic spinal cat. , 1999, Journal of neurophysiology.

[49]  R. Poppele,et al.  Representation of passive hindlimb postures in cat spinocerebellar activity. , 1996, Journal of neurophysiology.

[50]  J M Macpherson,et al.  Changes in a postural strategy with inter-paw distance. , 1994, Journal of neurophysiology.

[51]  F. Zajac,et al.  Muscle coordination of maximum-speed pedaling. , 1997, Journal of biomechanics.

[52]  F. Lacquaniti,et al.  Coordination of Locomotion with Voluntary Movements in Humans , 2005, The Journal of Neuroscience.

[53]  R E Poppele,et al.  Representation of multiple kinematic parameters of the cat hindlimb in spinocerebellar activity. , 1997, Journal of neurophysiology.

[54]  J. Macpherson.  Strategies that simplify the control of quadrupedal stance. I. Forces at the ground. , 1988, Journal of neurophysiology.