Muscle Physiology Lab

 

University of Massachusetts-Amherst
Department of Kinesiology
30 Eastman Lane, 22 Totman Bldg
Amherst, MA 01003
Phone: 413-545-5305
Lab Director: Jane Kent-Braun, Ph.D.

Recent Publications

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Larsen RG, Callahan DM, Foulis SA, Kent-Braun JA. In vivo Oxidative Capacity Varies with Muscle and Training Status in Young Adults. J Appl Physiol. 2009 Jun 25. [Epub ahead of print]
[Abstract from PubMed]

Callahan DM, Foulis SA, Kent-Braun JA. Age-related fatigue resistance in the knee extensor muscles is specific to contraction mode. Muscle Nerve. 2009 May;39(5):692-702.
[Abstract from PubMed]

Tevald MA, Lanza IR, Befroy DE, Kent-Braun JA. Intramyocellular oxygenation during ischemic muscle contractions in vivo. Eur J Appl Physiol. 2009 Jun;106(3):333-343. Epub 2009 Mar 11.
[Abstract from PubMed]

Kent-Braun JA. Skeletal muscle fatigue in old age: whose advantage? Exerc Sport Sci Rev. 2009 Jan;37(1):3-9. Review.
[Abstract from PubMed]

Wigmore DM, Befroy DE, Lanza IR, Kent-Braun JA. Contraction frequency modulates muscle fatigue and the rate of myoglobin desaturation during incremental contractions in humans. Appl Physiol Nutr Metab. 2008 Oct;33(5):915-21.
[Abstract from PubMed]

Chung LH, Remelius JG, Van Emmerik RE, Kent-Braun JA. Leg power asymmetry and postural control in women with multiple sclerosis. Med Sci Sports Exerc . 2008 Oct; 40 (10): 1717-24 .
[Abstract from PubMed]

Russ DW, Towse TF, Wigmore DM, Lanza IR, Kent-Braun JA. Contrasting influences of age and sex on muscle fatigue. Med Sci Sports Exerc . 2008 Feb; 40 (2): 234-41
[Abstract from PubMed]

Chung LH, Callahan DM, Kent-Braun JA. Age-related resistance to skeletal muscle fatigue is preserved during ischemia. J Appl Physiol . 2007 Nov; 103 (5): 1628-35 . Epub 2007 Aug 9
[Abstract from PubMed]

Lanza IR, Larsen RG, Kent-Braun JA. Effects of old age on human skeletal muscle energetics during fatiguing contractions with and without blood flow. J Physiol . 2007 Sep 15; 583 (Pt 3): 1093-105 .
[Abstract from PubMed]

Lanza IR, Wigmore DM, Befroy DE, Kent-Braun JA. In vivo ATP production during free-flow and ischaemic muscle contractions in humans. J Physiol. 2006 Nov 15;577(Pt 1):353-67
[Abstract from PubMed]

Wigmore DM, Propert K, Kent-Braun JA. Blood flow does not limit skeletal muscle force production during incremental isometric contractions. Eur J Appl Physiol. 2006 Mar;96(4):370-8.
[Abstract from PubMed]

Russ DW, Lanza IR, Rothman D, Kent-Braun JA. Sex differences in glycolysis during brief, intense isometric contractions. Muscle Nerve. 2005 Nov;32(5):647-55.
[Abstract from PubMed]

Lanza IR, Befroy DE, Kent-Braun JA. Age-related changes in ATP-producing pathways in human skeletal muscle in vivo. J Appl Physiol. 2005 Nov;99(5):1736-44.
[Abstract from PubMed]

Wigmore DM, Damon BM, Pober DM, Kent-Braun JA. MRI measures of perfusion-related changes in human skeletal muscle during progressive contractions. J Appl Physiol. 2004 Dec;97(6):2385-94.
[Abstract from PubMed]

Ng AV, Miller RG, Gelinas D, Kent-Braun JA. Functional relationships of central and peripheral muscle alterations in multiple sclerosis. Muscle Nerve. 2004 Jun;29(6):843-52.
[Abstract from PubMed] [Full Text as PDF]

Lanza IR, Russ DW, Kent-Braun JA. Age-related enhancement of fatigue resistance is evident in men during both isometric and dynamic tasks. J Appl Physiol. 2004 May 14 [Epub ahead of print].
[Abstract from PubMed]

Russ, DW, JA Kent-Braun. Is skeletal muscle oxidative capacity decreased in old age? Sports Med. 2004;34(4):221-9
[Abstract from PubMed] [Full Text as PDF]

Lanza IR, Towse TF, Caldwell GE, Wigmore DM, Kent-Braun JA. Effects of age on human muscle torque, velocity, and power in two muscle groups. J Appl Physiol. 2003 Dec;95(6):2361-9.
[Abstract from PubMed] [Full Text as PDF]

Damon BM, Wigmore DM, Ding Z, Gore JC, Kent-Braun JA. Cluster analysis of muscle functional MRI data. J Appl Physiol. 2003 Sep;95(3):1287-96. Epub 2003 May 23.
[Abstract from PubMed] [Full Text as PDF]

Russ DW, Kent-Braun JA. Sex differences in human skeletal muscle fatigue are eliminated under ischemic conditions. J Appl Physiol 2003 Jun;94(6):2414-22.
[Abstract from PubMed] [Full Text as PDF]

Johansen KL, Shubert T, Doyle J, Soher B, Sakkas GK, Kent-Braun JA. Muscle atrophy in patients receiving hemodialysis: Effects on muscle strength, muscle quality, and physical function. Kidney Int 2003 Jan;63(1):291-297
[Abstract from PubMed] [Full Text as PDF]

Kent-Braun JA, Ng AV, Doyle JW, Towse TF. Human skeletal muscle responses vary with age and gender during fatigue due to incremental isometric exercise. J Appl Physiol 2002 Nov;93(5):1813-23
[Abstract from PubMed] [Full Text as PDF]

Hicks, AL, JA Kent-Braun and DS Ditor. Sex differences in human skeletal muscle fatigue. Exercise and Sports Sciences Reviews 2:109-112, 2001.
[Abstract from PubMed]

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 end-stage renal disease. Kidney Int. 59:1121-7, 2001.
[Abstract from PubMed]

Kent-Braun, JA and AV Ng. Skeletal muscle oxidative capacity in young and older women and men. J Appl Physiol 89:1072-1078, 2000.
[Abstract from PubMed] [Full Text as PDF]

Kent-Braun, JA and RG Miller. Central fatigue during isometric exercise in amyotrophic lateral sclerosis. Muscle & Nerve 23:909-914, 2000.
[Abstract from PubMed]

Johansen, KL, GM Chertow, AV Ng, K Mulligan, S Carey, PY Schoenfeld, JA Kent-Braun. Physical activity levels in patients on hemodialysis and healthy sedentary controls. Kidney International 57:2564-2570, 2000.
[Abstract from PubMed]

Ng, AV, HT Dao, RG Miller, DF Gelinas and JA Kent-Braun. Blunted pressor and intramuscular metabolic responses to voluntary isometric exercise in multiple sclerosis. J Appl Physiol 88:871-880, 2000.
[Abstract from PubMed]

Kent-Braun, JA, AV Ng and K Young. Skeletal muscle contractile and non-contractile components in young and older women and men. J Appl Physiol 88:662-668, 2000.
[Abstract from PubMed] [Full Text as PDF]

Kent-Braun, JA and AV Ng. Specific strength and voluntary muscle activation in young and elderly women and men. J Appl Physiol 87:22-29, 1999.
[Abstract from PubMed] [Full Text as PDF]

Kent-Braun, JA. Central and peripheral contributions to muscle fatigue in humans during sustained maximal effort. Eur J Appl Physiol 80:57-63, 1999.
[Abstract from PubMed] [Full Text as PDF]