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Items: 1 to 50 of 68

1.

All joint moments significantly contribute to trunk angular acceleration.

Nott CR, Zajac FE, Neptune RR, Kautz SA.

J Biomech. 2010 Sep 17;43(13):2648-52. doi: 10.1016/j.jbiomech.2010.04.044. Epub 2010 Jun 19.

3.

Merging of healthy motor modules predicts reduced locomotor performance and muscle coordination complexity post-stroke.

Clark DJ, Ting LH, Zajac FE, Neptune RR, Kautz SA.

J Neurophysiol. 2010 Feb;103(2):844-57. doi: 10.1152/jn.00825.2009. Epub 2009 Dec 9.

4.

Effect of equinus foot placement and intrinsic muscle response on knee extension during stance.

Higginson JS, Zajac FE, Neptune RR, Kautz SA, Burgar CG, Delp SL.

Gait Posture. 2006 Jan;23(1):32-6. Epub 2005 Jan 9.

PMID:
16311192
5.

Muscle contributions to support during gait in an individual with post-stroke hemiparesis.

Higginson JS, Zajac FE, Neptune RR, Kautz SA, Delp SL.

J Biomech. 2006;39(10):1769-77. Epub 2005 Jul 25.

PMID:
16046223
7.

Gait differences between individuals with post-stroke hemiparesis and non-disabled controls at matched speeds.

Chen G, Patten C, Kothari DH, Zajac FE.

Gait Posture. 2005 Aug;22(1):51-6.

PMID:
15996592
8.
9.

Muscle force redistributes segmental power for body progression during walking.

Neptune RR, Zajac FE, Kautz SA.

Gait Posture. 2004 Apr;19(2):194-205.

PMID:
15013508
10.
11.
12.

Mutability of bifunctional thigh muscle activity in pedaling due to contralateral leg force generation.

Kautz SA, Brown DA, Van der Loos HF, Zajac FE.

J Neurophysiol. 2002 Sep;88(3):1308-17.

13.
14.

Nonuniform shortening in the biceps brachii during elbow flexion.

Pappas GP, Asakawa DS, Delp SL, Zajac FE, Drace JE.

J Appl Physiol (1985). 2002 Jun;92(6):2381-9.

15.

Comments on "Propulsive adaptation to changing gait speed".

Neptune RR, Kautz SA, Zajac FE.

J Biomech. 2001 Dec;34(12):1667-70. No abstract available.

PMID:
11716871
16.
17.

Simulation analysis of muscle activity changes with altered body orientations during pedaling.

Chen G, Kautz SA, Zajac FE.

J Biomech. 2001 Jun;34(6):749-56. Erratum in: J Biomech 2001 Nov;34(11):1513.

PMID:
11470112
18.

Bicycle drive system dynamics: theory and experimental validation.

Fregly BJ, Zajac FE, Dairaghi CA.

J Biomech Eng. 2000 Aug;122(4):446-52.

PMID:
11036570
19.

Contralateral movement and extensor force generation alter flexion phase muscle coordination in pedaling.

Ting LH, Kautz SA, Brown DA, Zajac FE.

J Neurophysiol. 2000 Jun;83(6):3351-65.

20.

General coordination principles elucidated by forward dynamics: minimum fatique does not explain muscle excitation in dynamic tasks.

Kautz SA, Neptune RR, Zajac FE.

Motor Control. 2000 Jan;4(1):75-80; discussion 97-116.

PMID:
10675813
21.
22.

In vivo tracking of the human patella using cine phase contrast magnetic resonance imaging.

Sheehan FT, Zajac FE, Drace JE.

J Biomech Eng. 1999 Dec;121(6):650-6.

PMID:
10633267
23.

Ankle and hip postural strategies defined by joint torques.

Runge CF, Shupert CL, Horak FB, Zajac FE.

Gait Posture. 1999 Oct;10(2):161-70.

PMID:
10502650
24.

Locomotor strategy for pedaling: muscle groups and biomechanical functions.

Raasch CC, Zajac FE.

J Neurophysiol. 1999 Aug;82(2):515-25.

25.

Phase reversal of biomechanical functions and muscle activity in backward pedaling.

Ting LH, Kautz SA, Brown DA, Zajac FE.

J Neurophysiol. 1999 Feb;81(2):544-51.

26.

Bilateral integration of sensorimotor signals during pedaling.

Ting LH, Kautz SA, Brown DA, Van der Loos HF, Zajac FE.

Ann N Y Acad Sci. 1998 Nov 16;860:513-6. No abstract available.

PMID:
9928350
27.

Role of vestibular information in initiation of rapid postural responses.

Runge CF, Shupert CL, Horak FB, Zajac FE.

Exp Brain Res. 1998 Oct;122(4):403-12.

PMID:
9827859
28.

Large index-fingertip forces are produced by subject-independent patterns of muscle excitation.

Valero-Cuevas FJ, Zajac FE, Burgar CG.

J Biomech. 1998 Aug;31(8):693-703.

PMID:
9796669
29.

Sensorimotor state of the contralateral leg affects ipsilateral muscle coordination of pedaling.

Ting LH, Raasch CC, Brown DA, Kautz SA, Zajac FE.

J Neurophysiol. 1998 Sep;80(3):1341-51.

30.

Using cine phase contrast magnetic resonance imaging to non-invasively study in vivo knee dynamics.

Sheehan FT, Zajac FE, Drace JE.

J Biomech. 1998 Jan;31(1):21-6.

PMID:
9596534
31.

Muscle coordination of maximum-speed pedaling.

Raasch CC, Zajac FE, Ma B, Levine WS.

J Biomech. 1997 Jun;30(6):595-602.

PMID:
9165393
32.

Crank inertial load has little effect on steady-state pedaling coordination.

Fregly BJ, Zajac FE, Dairaghi CA.

J Biomech. 1996 Dec;29(12):1559-67.

PMID:
8945654
33.
34.

Estimating net joint torques from kinesiological data using optimal linear system theory.

Runge CF, Zajac FE 3rd, Allum JH, Risher DW, Bryson AE Jr, Honegger F.

IEEE Trans Biomed Eng. 1995 Dec;42(12):1158-64.

PMID:
8550057
35.

Modeling and simulation of paraplegic ambulation in a reciprocating gait orthosis.

Tashman S, Zajac FE, Perkash I.

J Biomech Eng. 1995 Aug;117(3):300-8.

PMID:
8618383
36.

Compensating for changes in muscle length in total hip arthroplasty. Effects on the moment generating capacity of the muscles.

Vasavada AN, Delp SL, Maloney WJ, Schurman DJ, Zajac FE.

Clin Orthop Relat Res. 1994 May;(302):121-33.

PMID:
8168289
37.
38.

Muscle coordination of movement: a perspective.

Zajac FE.

J Biomech. 1993;26 Suppl 1:109-24. Review.

PMID:
8505346
39.
40.

Force- and moment-generating capacity of lower-extremity muscles before and after tendon lengthening.

Delp SL, Zajac FE.

Clin Orthop Relat Res. 1992 Nov;(284):247-59.

PMID:
1395302
42.

Optimal muscular coordination strategies for jumping.

Pandy MG, Zajac FE.

J Biomech. 1991;24(1):1-10.

PMID:
2026629
43.
44.

An interactive graphics-based model of the lower extremity to study orthopaedic surgical procedures.

Delp SL, Loan JP, Hoy MG, Zajac FE, Topp EL, Rosen JM.

IEEE Trans Biomed Eng. 1990 Aug;37(8):757-67.

PMID:
2210784
45.

Biomechanical analysis of the Chiari pelvic osteotomy. Preserving hip abductor strength.

Delp SL, Bleck EE, Zajac FE, Bollini G.

Clin Orthop Relat Res. 1990 May;(254):189-98.

PMID:
2323130
47.

An optimal control model for maximum-height human jumping.

Pandy MG, Zajac FE, Sim E, Levine WS.

J Biomech. 1990;23(12):1185-98.

PMID:
2292598
48.
49.
50.

A planar model of the knee joint to characterize the knee extensor mechanism.

Yamaguchi GT, Zajac FE.

J Biomech. 1989;22(1):1-10.

PMID:
2914967

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