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Current Students

 

 

Dr. Alex NgAlexander V. Ng, Ph.D., FACSM
Associate Professor

Harriet Barker Cramer Hall 230P

(414) 288-6209

Email

EDUCATION

Ph.D.   Exercise Physiology, 1990, University of Wisconsin-Madison, Madison, WI


M.S.  Exercise Physiology, 1985, University of Wisconsin-Madison, Madison, WI


B.S.  Biological Sciences, 1977, University of California-Davis, Davis, CA

AWARDS

1990-1993      National Research Service Award (NIH, AG05518-03)

PROFESSIONAL MEMBERSHIPS

The Jimmie Heuga Center
American Physiological Society (APS)
American College of Sports Medicine

Current Professional Appointments
2000-present  Assistant Professor, Exercise Science Program, Marquette University
1999-present Fellow, The American College of Sports Medicine

Dr. Alex NgPROFESSIONAL REFERRED PUBLICATIONS
Abstracts:

  1. Ng, A.V., E.A. Aaron, R.B. Demment, F.J. Nagle and J.M. Conviser. Cardiovascular responses to MAS-trousers during standing arm exercise.  Med. Sci. Sports Exerc. 17: 227, 1985. Presented at American College of Sports Medicine annual meeting, Nashville, TN.
  2. Ng, A.V., J.C. Agre, M.S. Harrington, and F.J. Nagle.  The blood pressure and endurance response of isometric knee extension to changes in knee angle.  Med. Sci. Sports Exerc. 21: S3, 1989.  Presented at American College of Sports Medicine annual meeting, Baltimore, MD.
  3. Ng, A.V., J.C. Agre, and P. Hanson. Relationship of the surface EMG to the pressor response of isometric knee extension.  FASEB J.  4: A1196, 1990.  Presented at FASEB annual meeting, Washington D.C.
  4. Ng, A.V., J.C. Agre, and F.J. Nagle.  Strength and endurance of one vs. two limb contractions-handgrip and knee extension.  Med. Sci. Sports Exerc.  22:S75, 1990.  Presented at American College of Sports Medicine, Salt Lake City, UT.
  5. Rodriquez, A.A., J.C. Agre, and A.V. Ng.  Muscle twitch parameters evoked by femoral nerve stimulation as parameters of recovery from isometric fatigue of the quadriceps.  American Academy of Physical Medicine and Rehabilitation (annual meeting, Phoenix, AZ) pg. 141, 1990.
  6. Rodriquez, A.A., J.C. Agre, and A.V. Ng.  Acoustic myography during isometric fatigue and recovery.  American Academy of Physical Medicine and Rehabilitation (annual meeting, Phoenix AZ) pg. 142, 1990.
  7. Ng, A.V., A.A. Rodriquez, E. Knudtson, and J.C. Agre.  Influence of isometric exercise intensity on the recovery of maximal voluntary contraction. Med. Sci. Sports Exerc.  23: S56, 1991.  Presented at American College of Sports Medicine annual meeting, Orlando, FL.
  8. Ng, A.V., Callister, R., Reiling, M.J., and D. R. Seals. 1991.  Sympathetic nerve activity at rest and during acute stress in young and older humans. Circulation  84: II-317.  Presented at American Heart Associationannual meeting, Anahiem, CA.
  9. Agre, J.C., A.A. Rodriquez, T.M. Franke, E.R. Knudtson, and A.V. Ng .  A three-year follow-up study of neuromuscular function in postpolio subjects. Med. Sci. Sports Exerc. (suppl) 24: S-73, 1992.  Presented at American College of Sports Medicine annual meeting, Dallas, TX.
  10. Callister, R., Ng, A.V., and D.R. Seals.  Sympathetic activity at the onset of leg-cycling exercise.  The Physiologist  35: 237, 1992. Presented at Integrative Biology of Exercise, APS conference, Colorado Springs, CO.
  11. Ng, A.V., R. Callister, M.J. Reiling, and D.R. Seals.  Effects of chronic physical activity on sympathetic nerve activity in older adult humans.  The Physiologist  35: 236, 1992. Presented at Integrative Biology of Exercise, APS conference, Colorado Springs, CO.
  12. Ng, A.V., E. Knudtson, J.T. Curt, J.C. Agre.  Fatigue and recovery of MVC after isometric exercise of different intensities in humans.  Med. Sci. Sports Exerc. (suppl) 25: S-174, 1993. Presented at American College of Sports Medicine Annual Meeting, Seattle, WA.
  13. Seals, D.R. , Ng, A.V., Callister, R., and M.D. Esler.  Influence of age on sympathetic nervous system activity (SNA) in humans at rest and during stress.  Abstracts; 32nd Congress of the International Union of Physiological Sciences: 82,1993.
  14. Ng, A.V., A.A. Rodriquez, J.T. Curt, E. Swiggum, and J.C. Agre.  Low frequency fatigue and isometric exercise of different intensities in humans.  Med. Sci. Sports Exerc. (suppl) 27: S-80, 1995. Presented at American College of Sports Medicine Annual Meeting, Minneapolis, MN.
  15. Ng, A.V., R.G. Miller, M.W. Weiner, and J.A. Kent-Braun.  Altered central motor drive in multiple sclerosis.  Med. Sci. Sports Exerc. (suppl) 28: S108, 1996. Presented at American College of Sports Medicine Annual Meeting, Cincinnati, OH.
  16. Kent-Braun, J.A., Ng, A.V., Castro, M., Gelinas, D., Dudley, G., and R.G. Miller. Skeletal muscle features in multiple sclerosis. Med. Sci. Sports Exerc. (suppl) 28: S108, 1996. Presented at American College of Sports Medicine Annual Meeting, Cincinnati, OH.
  17. Ng, A.V., Miller, R.G., and J.A. Kent-Braun.  Altered exercise pressor response in persons with multiple sclerosis. Med. Sci. Sports Exerc. (suppl) 29: S33, 1997. Presented at American College of Sports Medicine Annual Meeting, Denver, CO.
  18. Kent-Braun, J.A., and A.V. Ng. Effects of age on muscle activation during voluntary contractions in humans. Med. Sci. Sports Exerc. (suppl) 29: S110, 1997. Presented at American College of Sports Medicine Annual Meeting, Denver, CO.
  19. Castro, M., J.A. Kent-Braun, A. Ng, R.G. Miller, and G.A. Dudley. Actinomyosin ATPase activity in multiple sclerosis.   Med. Sci. Sports Exerc. (suppl) 29: S265, 1998. Presented at American College of Sports Medicine Annual Meeting, Denver, CO.
  20. Young, K., A.V. Ng, and J.A. Kent-Braun.  Skeletal muscle cross-sectional area, physical activity and estrogen replacement therapy in post-menopausal women. FASEB J. 12: A316, 1998. Presented at  Experimental Biology annual meeting, San Francisco, CA.
  21. Kent-Braun, J.A., A.V. Ng, and K. Young.  Contractile and non-contractile components of skeletal muscle in young and elderly men and women.  FASEB J. 12: A316, 1998. Presented at Experimental Biology annual meeting, San Francisco, CA.
  22. Ng, A.V., H.T. Dao, J.A. Kent-Braun.  Central and peripheral components of fatigue during sustained submaximal exercise in humans.  FASEB J. 12: A643, 1998. Presented at Experimental Biology annual meeting, San Francisco, CA.
  23. Ng, A.V., H.T. Dao, A.S. Lee, J.A. Kent-Braun.  Altered EMG/force relationship in older humans.  Med. Sci. Sports Exerc. (suppl) 30: S255, 1998.   Presented at American College of Sports Medicine Annual Meeting, Orlando Fl.
  24. Ng, A.V., J.W. Doyle, H.T. Dao, J.A. Kent-Braun. Human skeletal muscle fatigue: Is gender more influential than age?Med. Sci. Sports Exerc. (suppl) 31: S167, 1999.  Presented at American College of Sports Medicine Annual Meeting, Seattle WA.
  25. Kent-Braun, J.A., A.V. Ng, H.T. Dao, J.W. Doyle, K. Johansen.  Lower VO2 peak in older adults is not due to lower peripheral oxidative capacity. Med. Sci. Sports Exerc. (suppl) 31: S384, 1999.  Presented at American College of Sports Medicine Annual Meeting, Seattle WA.
  26. Doyle, J.W., A.V. Ng, H.T. Dao, K. Johansen, A.S. Lee, J. A. Kent-Braun. Physical activity and heart rate-max are associated with VO2 peak in older but not younger adults. Med. Sci. Sports Exerc. (suppl) 31: S384, 1999. Presented at American College of Sports Medicine Annual Meeting, Seattle WA.

Referred Journals:

  1. Ng, A.V., P. Hanson, E. Aaron, R.B. Demment, J.M. Conviser, and F.J. Nagle.  Cardiovascular responses to military antishock trouser inflation during standing arm exercise. J. Appl. Physiol. 63:  1224-1229, 1987.
  2. Bassett, Jr., D.R., F.J. Nagle, S. Mookerjee, K.C. Darr, A.V. Ng, S.G. Voss, and J.P. Napp.  Thermoregulation responses to skin wetting during prolonged treadmill running.  Med. Sci. Sports and Exerc. 19: 28-32, 1987.
  3. Ng, A.V., R.B. Demment, D.R. Bassett, M.J. Bussan, R.R. Clark, J.M. Kuta, and J.E. Schauer.  Characteristics and Performance of Male Citizen Cross-Country Ski Racers.  Int. J. Sports Med. 9:205-209, 1988.
  4. Hunter, G., H.J. Montoye, J. G. Webster, R. Demment, L.L. Ji, and A. Ng.  The validity of a portable accelerometer for estimating energy expenditure in bicycle riding. J. Sports Med. Physical Fitness 29: 218-222, 1989.
  5. Rodriquez A.A., J.C. Agre, E.R. Knudtson, T.M. Franke, and A.V. Ng.  Acoustic myography compared to electromyography during isometric fatigue and recovery.  Muscle and Nerve  16:188-192, 1993.
  6. Ng, A.V., R. Callister, D. Johnson, and D.R. Seals.  Age and gender influence muscle sympathetic nerve activity at rest in healthy humans.  Hypertension  21: 498-503, 1993.
  7. Seals, D.R., J.A. Taylor, A.V. Ng, M.D. Esler.  Exercise and aging:  Autonomic control of the Circulation. Med. Sci. Sports Exerc. 26: 568-576, 1994.
  8. Ng, A.V., J.C. Agre, P. Hanson, M.S. Harrington, and F.J. Nagle.  Effect of muscle length and torque production on the endurance and cardiovascular responses to isometric exercise.J. Appl. Physiol.  76: 2561-2569, 1994.
  9. Ng, A.V., R. Callister, D.G. Johnson, and D.R. Seals.  Sympathetic neural reactivity to stress does not increase with age in healthy humans.  Am. J. Physiol. 267(Heart Circ. Physiol.36)  : H344-H353, 1994.
  10. Callister, R., A.V. Ng, and D.R. Seals. Arm muscle sympathetic nerve activity during the preparation for and initiation of leg cycling exercise in humans. J. Appl Physiol.  77: 1403-1410, 1994.
  11. Ng, A.V., R. Callister, D.G. Johnson, and D.R. Seals.  Endurance exercise training is associated with higher, not lower, basal sympathetic nerve activity in healthy older humans. J. Appl. Physiol.  77: 1366-1374, 1994.
  12. Ng, A.V., D.G. Johnson, R. Callister, and D.R. Seals. Muscle sympathetic activity increases normally during orthostatic stress in healthy older adults. Clin. Auton. Res.  5: 57-60, 1995.
  13. Ng, A.V. and J.K. Braun.  Quantitation of reduced physical activity in persons with multiple sclerosis.  Med. Sci. Sports Exerc. 29:  517-523, 1997
  14. Ng, A.V., Miller, R.G., and J.A. Kent-Braun.  Central motor drive is increased during voluntary muscle contractions in multiple sclerosis.  Muscle Nerve. 20:  1213-1218, 1997.
  15. Kent-Braun, J.A., Ng, A.V., Castro, M., Weiner, M.W., Dudley, G.A. and R.G. Miller.  Strength, skeletal muscle composition and enzyme activity in multiple sclerosis. J. Appl Physiol. 83:  1998-2004, 1997.
  16. Castro, M., Kent-Braun, J.A., Ng, A.V., Miller, R.G., and G.A., Dudley.  Fiber-type specific Ca2+ actomyosin ATPase activity in multiple sclerosis. Muscle and Nerve. 21: 547-549, 1998.
  17. Kent-Braun, J.A., and A.V. Ng.  Specific strength and voluntary muscle activation in young and elderly women and men. J. Appl. Physiol. 87:22-29, 1999.
  18. Ng, A.V., and J. Kent-Braun.  Slowed muscle contractile properties are not associated with decreased motor drive in older humans. J. Gerontology.  54A: B452-B458, 1999.
  19. Kent-Braun, J.A., Ng,A. V., and K. Young.  Skeletal muscle contractile and non-contractile components in young and older women and men. J. Appl. Physiol.  88: 662-668, 2000.
  20. Ng, A.V., H.T. Dao, R.G. Miller, D.F. Gelinas, and J.A. Kent-Braun.  Blunted pressor and intramuscular metabolic responses to voluntary isometric exercise in multiple sclerosis.  J. Appl. Physiol. 88: 871-880, 2000.
  21. Johansen, K.L., G.M. Chertow, A.V. Ng, K. Mulligan, S. Carey, P.Y. Schoenfeld, J.A.. Kent-Braun.  Physical activity levels in patients on hemodialysis and healthy sedentary controls. Kidney Int. 57:2564-2570, 2000
  22. Kent-Braun, J.A. and A.V. Ng.  Skeletal muscle oxidative capacity in young and older women and men. J. Appl. Physiol.  In press.
  23. Johansen, KL, Painter, P, Kent-Braun, JA, Ng, AV, Carey, S, da Silva, M, Chertow, GM. Validation of Questionnaires to Estimate Physical Activity and Functioning in ESRD. Kidney Internat, 2001, in press.
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