Peer-Reviewed Journal Articles for 2012

Alhassan, Sofiya

Alhassan, S., K. Lyden, C. Howe, S.L. Kozey, O. Nwaokelemeh, and P.S. Freedson. 2012. Accuracy of accelerometer regression models in predicting physical activity energy expenditure and METs in children and youth. Pediatric Exercise Science, 24:519-536.

Alhassan, S., O. Nwaokelemeh, M. Ghazarian, J. Roberts, A. Mendoza, and S. Shitole. 2012. Effect of locomotor-base physical activity program on minority preschoolers physical activity level. Pediatric Exercise Science, 24:435-449.

Alhassan, S., O. Nwaokelemeh, ] A. Mendoza, S. Shitole, M.C. Whitt-Glover, and A.K. Yancey. 2012. Design and baseline characteristics of the Short bouTs of Exercise for Preschoolers (STEP) study. BMC Public Health, 12:582-591.

Howe, C.A., P.S. Freedson, S. Alhassan, H. Feldman, and S.K. Osganian. 2012. A recess intervention to promote moderate-to-vigorous physical activity. Pediatric Obesity, 7: 82-88.

Boyer, Katherine

Boyer, K.A., T.P. Andracchi, and G.S. Beaupre. 2012. The role of physical activity in changes in walking mechanics with age. Gait and Posture, 36:149-153.

Boyer, K.A., M. Angst, N.J. Giori, J. Asay, and T.P. Andriacchi. 2012. Sensitivity of gait parameters to the effects of anti-inflammatory and opioid treatments in knee osteoarthritis patients. Journal of Orthopedic Research, 30:1118-1124.

Boyer, K.A., P. Federolf, C. Lin, B.M. Nigg, and T.P. Andriacchi. 2012. Kinematic adaptations to a variable stiffness shoe: mechanisms for reducing joint loading. Journal of Biomechanics, 45:1619-1624.

Sohn, D.H., J. Sokolove, O. Sharpe, J.C. Erhart, P.E. Chandra, L.J. Lahey, T.M. Lindstrom, I. Hwang, K.A. Boyer, T.P. Andriacchi, and W.H. Robinson. 2012. Plasma proteins present in osteoarthritic synovial fluid can stimulate cytokine production via Toll-like receptor 4. Arthritis Research and Therapy,14 (1) R7

Braun, Barry

Granados K., B.R. Stephens, S.K. Malin, T.W. Zderic, M.T. Hamilton and B. Braun. 2012. Appetite regulation in response to sitting and energy imbalance. Applied Physiology, Nutrition and Metabolism, 37:323-333.

Liu, X., A. Lagoy, I. Discenza, G. Papineau, E. Lewis, G. Braden, J. Romanelli, B. Braun, and J. E. Silva. 2012. Metabolic and neuroendocrine responses to roux-en-Y gastric bypass. I: Energy balance, metabolic changes, and fat loss. Journal of Clinical Endocrinology and Metabolism, 97:E1440-1450.

Malin S.K., R.G. Gerber, S.R. Chipkin, and B. Braun. 2012. Independent and combined effects of exercise training and metformin on insulin sensitivity in individuals with prediabetes. Diabetes Care, 35:131-136.

Caldwell, Graham

Hasson, C.J. and G.E. Caldwell. 2012. Effects of age on mechanical properties of dorsiflexor and plantarflexor muscles. Annals of Biomedical Engineering, 40: 1088-1101.

John, D., R. Miller, S. Kozey-Keadle, G. Caldwell and P. Freedson. 2012. Biomechanical examination of the 'plateau phenomenon' in Actigraph vertical activity counts. Physiological Measurement, 33:219-230.

Miller R.H., B.R. Umberger, J. Hamill and G.E. Caldwell. 2012. Evaluation of the minimum energy hypothesis and other potential optimality criteria for human running. Proceedings of the Royal Society of London, Series B, 279:1498-1505.

Miller R.H., B.R. Umberger and G.E. Caldwell. 2012. Sensitivity of maximum sprinting speed to characteristic parameters of the muscle force-velocity relationship. Journal of Biomechanics, 45:1406-1413.

Miller R.H., B.R. Umberger and G.E. Caldwell. 2012. Limitations to maximum sprinting speed imposed by muscle mechanical properties. Journal of Biomechanics, 45:1092-1097.

Chipkin, Stuart

Malin, S.K., R. Gerber, S.R. Chipkin, and B. Braun. 2012. Independent and combined effects of exercise training and metformin on insulin sensitivity in individuals with prediabetes. Diabetes Care, 35:131-136.

Debold, Edward

Debold, E.P. 2012. Recent insights into the molecular basis of muscular fatigue. Medicine and Science in Sports and Exercise, 44:1440-1452.

Debold E.P., T.J. Longyear, and M.A. Turner. 2012. The effects of phosphate and acidosis on regulated thin-filament velocity in an in vitro motility assay. Journal of Applied Physiology, 113:1413-22.

Debold E.P. 2012. Recent insights into muscle fatigue at the cross-bridge level. Frontiers in Physiology, 3:151:1-14.

Walcott S., D.M. Warshaw, and E.P. Debold. 2012. Mechanical coupling between myosin molecules causes differences between ensemble and single-molecule measurements. Biophysics Journal, 103:501-510.

Freedson, Patty

Alhassan, S.A., K. Lyden, C. Howe, S. Kozey Keadle, O. Nweokelemeh, and P.S. Freedson. 2012. Accuracy of accelerometer regression models in predicting energy expenditure and METs in children and youth. Pediatric Exercise Science, 24:519-536.

Freedson, P., H.R. Bowles, R. Troiano and  W. Haskell. 2012. Assessment of physical activity using wearable monitors: recommendations for monitor calibration and use in the field. Medicine and Science in Sports and Exercise, 44, Suppl. 1:1-4.

Howe, C.A., P.S. Freedson, S. Alhassan, H. Feldman and S.K. Osganian. 2012. A recess intervention to promote moderate-to-vigorous physical activity. Pediatric Obesity, 7:82-88.

John, D. and P. Freedson. 2012. Actigraph and Actical physical activity monitors: A peak under the hood. Medicine and Science in Sports and Exercise, 44, Suppl. 1:86-89.

John, D., R. Miller, S. Kozey-Keadle, G. Caldwell and P. Freedson. 2012. Biomechanical examination of the 'plateau phenomenon' in Actigraph vertical activity counts. Physiological Measurement, 33:219-230.

Kozey-Keadle, S., A. Libertine, J. Staudenmayer and P. Freedson. 2012. The feasibility of reducing and measuring sedentary time among overweight, non-exercising office workers. Journal of Obesity, 2012:1-10.

Liu, S., R.X. Gao, and P.S. Freedson. 2012. Computational methods for estimating energy expenditure in human physical activities. Medicine and Science in Sports and Exercise, 44:2138-2146.

Lyden, K., S. Kozey Keadle, J.W. Staudenmayer, and P.S. Freedson. Validity of two wearable monitors to estimate breaks from sedentary time. 2012. Medicine and Science in Sports and Exercise, 44:2243-2252.

Hamill, Joseph

Chang, R., J. Kent-Braun, and J. Hamill. 2012. Use of MRI for volume estimation of tibialis posterior and plantar intrinsic foot muscles in healthy and chronic plantar fasciitis limbs. Clinical Biomechanics, 27:500-505.

Edwards, B., T.R. Derrick, and J. Hamill. 2012. Musculo-skeletal attenuation of impact shock in response to knee angle manipulation. Journal of Applied Biomechanics, 28:502-510.

Gruber, A.H., J. Freedman Silvernail, E. Rohr, E. P. Brueggemann, and J. Hamill. 2012. Footfall patterns during barefoot running on hard and soft surfaces. Footwear Science, 5:39-44.

Haddad, J., R. Keen, N. Berthier, J. Hamill, and R.E.A.Van Emmerik. 2012. Developmental integration of posture and manual control. Journal of Experimental Child Psychology,111:286-298.

Hamill, J., G. Gorton, and P. Masso. 2012. Clinical Biomechanics: Contributions to the medical treatment of physical abnormalities. Kinesiology Today, 1:17-23.

Hamill, J., C. Palmer, C. and R.E.A. Van Emmerik 2012. Coordinative variability and overuse injury. Sports Medicine, Arthroscopy, Rehabilitation, Therapy and Technology, 4:1-9.

O’Halloran, J., R.E.A. Van, Emmerik, W. McDermott, J.G. Remelius, and J. Hamill. 2012. Locomotor-respiratory coupling patterns and oxygen consumption during walking above and below preferred stride frequency. European Journal of Physiology, 112:929 940.

Palmer, C., R.E.A. Van Emmerik, and J. Hamill. 2012. Ecological gait dynamics: stability, variability and optimal design. Footwear Science, 4:167-182.

Kent Braun, Jane

Chang R., J.A. Kent-Braun, and J. Hamill. 2012. Use of MRI for volume estimation of tibialis posterior and plantar intrinsic foot muscles in healthy and chronic plantar fasciitis limbs. Clinical Biomechanics, 27:500-505.

Larsen, R.G., D.M. Callahan, S.A. Foulis, and J.A. Kent-Braun. 2012. Age-related changes in oxidative capacity differ between locomotory muscles and are associated with physical activity behavior. Applied Physiology, Nutrition and Metabolism, 37:88-99.

Remelius J.G., S.L. Jones, J.D. House, M.A. Busa, J.L. Averill, K. Sugumaran, J.A. Kent-Braun, and R.E. Van Emmerik. 2012.  Gait impairments in persons with multiple sclerosis across preferred and fixed walking speeds. Archives of Physical Medicine and Rehabilitation, 93:1637-1642.

Kent-Braun J.A., R.H. Fitts, and A. Christie A. 2012. Skeletal muscle fatigue. Comparative Physiology, 2:997-1044.

Umberger, Brian

Miller R.H., B.R. Umberger and G.E. Caldwell. 2012. Sensitivity of maximum sprinting speed to characteristic parameters of the muscle force-velocity relationship. Journal of Biomechanics, 45:1406-1413.

Miller R.H., B.R. Umberger and G.E. Caldwell. 2012. Limitations to maximum sprinting speed imposed by muscle mechanical properties. Journal of Biomechanics, 45:1092-1097.

Miller R.H., B.R. Umberger, J. Hamill and G.E. Caldwell. 2012. Evaluation of the minimum energy hypothesis and other potential optimality criteria for human running. Proceedings of the Royal Society of London, Series B, 279:1498-1505.

van Emmerik, Richard

Haddad, J.M., L.J. Claxton, R. Keen, N.E. Berthier,  G.E. Riccio, J. Hamill, and R.E.A. Van Emmerik. 2012. Development of the coordination between posture and manual control. Journal of Experimental Child Psychology, 111:286-298.

Hamill, J., C.P. Palmer, and R.E.A. Van Emmerik. 2012. Coordinative variability and overuse injury. Sports Medicine, Arthroscopy, Rehabilitation, Therapy and Technology, 4:1-9.

Johnson, M.B., J. Hamill, J., and R.E.A. Van Emmerik. 2012. Effect of head orientation on postural control during upright stance and forward lean. Motor Control, 16: 81-93.

O'Halloran, J., J. Hamill, W.J. McDermott, J.G. Remelius, and R.E.A. Van Emmerik. 2012. Locomotor-respiratory coupling patterns and oxygen consumption during walking above and below preferred stride frequency. European Journal of Applied Physiology, 112: 929-940.

Palmer, C.J., G.E. Riccio, and R.E.A. Van Emmerik. 2012. Orienting under load: Intrinsic dynamics and postural affordances for visual perception. Ecological Psychology, 24:95-121.

Palmer, C.J., R.E.A. Van Emmerik, and J. Hamill. 2012. Ecological gait dynamics: stability, variability and optimal design. Footwear Science, 4:167-182.

Remelius, J.G., S.L. Jones, J.D. House, M.A. Busa, J.L. Averill, K. Sugumaran, J.A. Kent Braun, and R.E.A. Van Emmerik. 2012. Gait impairments in persons with Multiple Sclerosis across preferred and fixed walking speeds. Archives of Physical Medicine and Rehabilitation, 93:1637-1642.

Witkowski, Sarah

Biork, L., N.T. Jenkins, S. Witkowski, J.M. Hagberg. 2012. Nitro-oxidative stress biomarkers in active and inactive men. International Journal of Sports Medicine, 33:279-284.

Ludlow, A.T., S. Witkowski, M.R. Marshall, J. Wang, L.C.J. Lima, L.M. Guth, E.E. Spangenburg, S.M. Roth. 2012. Chronic exercise modifies age-related telomere dynamics in a tissue-specific fashion. Journal of Gerontology. Series A, Biological Sciences and Medical Sciences, 67:911-926.