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Robert Fitts PhD

Robert Fitts PhD

Professor

Institution: Marquette University
Department: Biological Sciences

Member of the Cardiovascular Center


Publications

  • Ventricular action potential adaptation to regular exercise: role of β-adrenergic and KATP channel function. (Wang X, Fitts RH) J Appl Physiol (1985) 2017 Aug 01;123(2):285-296 PMID: 28522761 05/20/2017
  • Skeletal muscle PGC-1β signaling is sufficient to drive an endurance exercise phenotype and to counteract components of detraining in mice. (Lee S, Leone TC, Rogosa L, Rumsey J, Ayala J, Coen PM, Fitts RH, Vega RB, Kelly DP) Am J Physiol Endocrinol Metab 2017 May 01;312(5):E394-E406 PMID: 28270443 PMCID: PMC5451529 03/09/2017
  • Calsequestrin depolymerizes when calcium is depleted in the sarcoplasmic reticulum of working muscle. (Manno C, Figueroa LC, Gillespie D, Fitts R, Kang C, Franzini-Armstrong C, Rios E) Proc Natl Acad Sci U S A 2017 Jan 24;114(4):E638-E647 PMID: 28069951 PMCID: PMC5278470 01/11/2017
  • Muscle Fatigue from the Perspective of a Single Crossbridge. (Debold EP, Fitts RH, Sundberg CW, Nosek TM) Med Sci Sports Exerc 2016 Nov;48(11):2270-2280 PMID: 27434086 10/19/2016
  • The Role of Acidosis in Fatigue: Pro Perspective. (Fitts RH) Med Sci Sports Exerc 2016 Nov;48(11):2335-2338 PMID: 27755382 10/19/2016
  • Treatment with ActRIIB-mFc Produces Myofiber Growth and Improves Lifespan in the Acta1 H40Y Murine Model of Nemaline Myopathy. (Tinklenberg J, Meng H, Yang L, Liu F, Hoffmann RG, Dasgupta M, Allen KP, Beggs AH, Hardeman EC, Pearsall RS, Fitts RH, Lawlor MW) Am J Pathol 2016 Jun;186(6):1568-81 PMID: 27102768 PMCID: PMC4901141 04/23/2016
  • Weekly versus monthly testosterone administration on fast and slow skeletal muscle fibers in older adult males. (Fitts RH, Peters JR, Dillon EL, Durham WJ, Sheffield-Moore M, Urban RJ) J Clin Endocrinol Metab 2015 Feb;100(2):E223-31 PMID: 25387260 PMCID: PMC4318887 11/12/2014
  • Phosphate and acidosis act synergistically to depress peak power in rat muscle fibers. (Nelson CR, Debold EP, Fitts RH) Am J Physiol Cell Physiol 2014 Nov 15;307(10):C939-50 PMID: 25186012 PMCID: PMC4233260 09/05/2014
  • Effects of low cell pH and elevated inorganic phosphate on the pCa-force relationship in single muscle fibers at near-physiological temperatures. (Nelson CR, Fitts RH) Am J Physiol Cell Physiol 2014 Apr 01;306(7):C670-8 PMID: 24452378 01/24/2014
  • Effects of prolonged space flight on human skeletal muscle enzyme and substrate profiles. (Fitts RH, Colloton PA, Trappe SW, Costill DL, Bain JL, Riley DA) J Appl Physiol (1985) 2013 Sep 01;115(5):667-79 PMID: 23766501 06/15/2013
  • Confocal imaging of transmembrane voltage by SEER of di-8-ANEPPS. (Manno C, Figueroa L, Fitts R, Ríos E) J Gen Physiol 2013 Mar;141(3):371-87 PMID: 23440278 PMCID: PMC3581694 02/27/2013
  • Skeletal muscle fatigue. (Kent-Braun JA, Fitts RH, Christie A) Compr Physiol 2012 Apr;2(2):997-1044 PMID: 23798294 04/01/2012
  • New insights on sarcoplasmic reticulum calcium regulation in muscle fatigue. (Fitts RH) J Appl Physiol (1985) 2011 Aug;111(2):345-6 PMID: 21680881 06/18/2011
  • Prolonged space flight-induced alterations in the structure and function of human skeletal muscle fibres. (Fitts RH, Trappe SW, Costill DL, Gallagher PM, Creer AC, Colloton PA, Peters JR, Romatowski JG, Bain JL, Riley DA) J Physiol 2010 Sep 15;588(Pt 18):3567-92 PMID: 20660569 PMCID: PMC2988519 07/28/2010
  • Effect of recombinant growth hormone replacement in a growth hormone deficient subject recovering from mild traumatic brain injury: A case report. (Bhagia V, Gilkison C, Fitts RH, Zgaljardic DJ, High WM Jr, Masel BE, Urban RJ, Mossberg KA) Brain Inj 2010;24(3):560-7 PMID: 20184413 02/27/2010
  • Exercise in space: human skeletal muscle after 6 months aboard the International Space Station. (Trappe S, Costill D, Gallagher P, Creer A, Peters JR, Evans H, Riley DA, Fitts RH) J Appl Physiol (1985) 2009 Apr;106(4):1159-68 PMID: 19150852 01/20/2009
  • The cross-bridge cycle and skeletal muscle fatigue. (Fitts RH) J Appl Physiol (1985) 2008 Feb;104(2):551-8 PMID: 18162480 12/29/2007
  • The deleterious effects of bed rest on human skeletal muscle fibers are exacerbated by hypercortisolemia and ameliorated by dietary supplementation. (Fitts RH, Romatowski JG, Peters JR, Paddon-Jones D, Wolfe RR, Ferrando AA) Am J Physiol Cell Physiol 2007 Jul;293(1):C313-20 PMID: 17409123 04/06/2007
  • Low cell pH depresses peak power in rat skeletal muscle fibres at both 30 degrees C and 15 degrees C: implications for muscle fatigue. (Knuth ST, Dave H, Peters JR, Fitts RH) J Physiol 2006 Sep 15;575(Pt 3):887-99 PMID: 16809373 PMCID: PMC1995695 07/01/2006
  • Cardiorespiratory responses to physical work during and following 17 days of bed rest and spaceflight. (Trappe T, Trappe S, Lee G, Widrick J, Fitts R, Costill D) J Appl Physiol (1985) 2006 Mar;100(3):951-7 PMID: 16306254 11/25/2005
  • The depressive effect of Pi on the force-pCa relationship in skinned single muscle fibers is temperature dependent. (Debold EP, Romatowski J, Fitts RH) Am J Physiol Cell Physiol 2006 Apr;290(4):C1041-50 PMID: 16282195 11/12/2005
  • Skeletal muscle fiber atrophy: altered thin filament density changes slow fiber force and shortening velocity. (Riley DA, Bain JL, Romatowski JG, Fitts RH) Am J Physiol Cell Physiol 2005 Feb;288(2):C360-5 PMID: 15469952 10/08/2004
  • Contractile responses of the rat gastrocnemius and soleus muscles to isotonic resistance exercise. (Norenberg KM, Fitts RH) J Appl Physiol (1985) 2004 Dec;97(6):2322-32 PMID: 15322071 08/24/2004
  • Passive stretch inhibits central corelike lesion formation in the soleus muscles of hindlimb-suspended unloaded rats. (Baewer DV, Hoffman M, Romatowski JG, Bain JL, Fitts RH, Riley DA) J Appl Physiol (1985) 2004 Sep;97(3):930-4 PMID: 15133001 05/11/2004
  • Fiber type and temperature dependence of inorganic phosphate: implications for fatigue. (Debold EP, Dave H, Fitts RH) Am J Physiol Cell Physiol 2004 Sep;287(3):C673-81 PMID: 15128502 05/07/2004
  • Hindlimb unloading-induced muscle atrophy and loss of function: protective effect of isometric exercise. (Hurst JE, Fitts RH) J Appl Physiol (1985) 2003 Oct;95(4):1405-17 PMID: 12819219 06/24/2003
  • Effects of regular exercise training on skeletal muscle contractile function. (Fitts RH) Am J Phys Med Rehabil 2003 Apr;82(4):320-31 PMID: 12649660 03/22/2003
  • Unilateral lower limb suspension does not mimic bed rest or spaceflight effects on human muscle fiber function. (Widrick JJ, Trappe SW, Romatowski JG, Riley DA, Costill DL, Fitts RH) J Appl Physiol (1985) 2002 Jul;93(1):354-60 PMID: 12070225 06/19/2002
  • Thin filament diversity and physiological properties of fast and slow fiber types in astronaut leg muscles. (Riley DA, Bain JL, Thompson JL, Fitts RH, Widrick JJ, Trappe SW, Trappe TA, Costill DL) J Appl Physiol (1985) 2002 Feb;92(2):817-25 PMID: 11796697 01/18/2002
  • Functional and structural adaptations of skeletal muscle to microgravity. (Fitts RH, Riley DR, Widrick JJ) J Exp Biol 2001 Sep;204(Pt 18):3201-8 PMID: 11581335 10/03/2001
  • Effect of spaceflight on the maximal shortening velocity, morphology, and enzyme profile of fast- and slow-twitch skeletal muscle fibers in rhesus monkeys. (Fitts RH, Romatowski JG, De La Cruz L, Widrick JJ, Desplanches D) J Gravit Physiol 2000 Jan;7(1):S37-8 PMID: 11543454 09/07/2001
  • Effect of spaceflight on the isotonic contractile properties of single skeletal muscle fibers in the rhesus monkey. (Fitts RH, Romatowski JG, Blaser C, De La Cruz L, Gettelman GJ, Widrick JJ) J Gravit Physiol 2000 Jan;7(1):S53-4 PMID: 11543460 09/07/2001
  • Comparison of a space shuttle flight (STS-78) and bed rest on human muscle function. (Trappe SW, Trappe TA, Lee GA, Widrick JJ, Costill DL, Fitts RH) J Appl Physiol (1985) 2001 Jul;91(1):57-64 PMID: 11408413 06/16/2001
  • Functional properties of slow and fast gastrocnemius muscle fibers after a 17-day spaceflight. (Widrick JJ, Romatowski JG, Norenberg KM, Knuth ST, Bain JL, Riley DA, Trappe SW, Trappe TA, Costill DL, Fitts RH) J Appl Physiol (1985) 2001 Jun;90(6):2203-11 PMID: 11356784 05/18/2001
  • Fiber-type susceptibility to eccentric contraction-induced damage of hindlimb-unloaded rat AL muscles. (Vijayan K, Thompson JL, Norenberg KM, Fitts RH, Riley DA) J Appl Physiol (1985) 2001 Mar;90(3):770-6 PMID: 11181582 02/22/2001
  • Effects of depolarization and low intracellular pH on charge movement currents of frog skeletal muscle fibers. (Balog EM, Fitts RH) J Appl Physiol (1985) 2001 Jan;90(1):228-34 PMID: 11133914 01/03/2001
  • Spaceflight effects on single skeletal muscle fiber function in the rhesus monkey. (Fitts RH, Desplanches D, Romatowski JG, Widrick JJ) Am J Physiol Regul Integr Comp Physiol 2000 Nov;279(5):R1546-57 PMID: 11049835 10/26/2000
  • Physiology of a microgravity environment invited review: microgravity and skeletal muscle. (Fitts RH, Riley DR, Widrick JJ) J Appl Physiol (1985) 2000 Aug;89(2):823-39 PMID: 10926670 08/05/2000
  • Substrate profile in rat soleus muscle fibers after hindlimb unloading and fatigue. (Grichko VP, Heywood-Cooksey A, Kidd KR, Fitts RH) J Appl Physiol (1985) 2000 Feb;88(2):473-8 PMID: 10658013 02/05/2000
  • Decreased thin filament density and length in human atrophic soleus muscle fibers after spaceflight. (Riley DA, Bain JL, Thompson JL, Fitts RH, Widrick JJ, Trappe SW, Trappe TA, Costill DL) J Appl Physiol (1985) 2000 Feb;88(2):567-72 PMID: 10658024 02/05/2000
  • Effect of a 17 day spaceflight on contractile properties of human soleus muscle fibres. (Widrick JJ, Knuth ST, Norenberg KM, Romatowski JG, Bain JL, Riley DA, Karhanek M, Trappe SW, Trappe TA, Costill DL, Fitts RH) J Physiol 1999 May 01;516 ( Pt 3):915-30 PMID: 10200437 PMCID: PMC2269300 04/14/1999
  • Five myofibrillar lesion types in eccentrically challenged, unloaded rat adductor longus muscle--a test model. (Thompson JL, Balog EM, Fitts RH, Riley DA) Anat Rec 1999 Jan;254(1):39-52 PMID: 9892416 01/19/1999
  • Substrate and enzyme profile of fast and slow skeletal muscle fibers in rhesus monkeys. (Grichko VP, Gettelman GJ, Widrick JJ, Fitts RH) J Appl Physiol (1985) 1999 Jan;86(1):335-40 PMID: 9887148 01/14/1999
  • Force-velocity-power and force-pCa relationships of human soleus fibers after 17 days of bed rest. (Widrick JJ, Norenberg KM, Romatowski JG, Blaser CA, Karhanek M, Sherwood J, Trappe SW, Trappe TA, Costill DL, Fitts RH) J Appl Physiol (1985) 1998 Nov;85(5):1949-56 PMID: 9804603 11/06/1998
  • Disproportionate loss of thin filaments in human soleus muscle after 17-day bed rest. (Riley DA, Bain JL, Thompson JL, Fitts RH, Widrick JJ, Trappe SW, Trappe TA, Costill DL) Muscle Nerve 1998 Oct;21(10):1280-9 PMID: 9736056 09/15/1998
  • Velocity, force, power, and Ca2+ sensitivity of fast and slow monkey skeletal muscle fibers. (Fitts RH, Bodine SC, Romatowski JG, Widrick JJ) J Appl Physiol (1985) 1998 May;84(5):1776-87 PMID: 9572830 06/06/1998
  • Effect of 17 days of bed rest on peak isometric force and unloaded shortening velocity of human soleus fibers. (Widrick JJ, Romatowski JG, Bain JL, Trappe SW, Trappe TA, Thompson JL, Costill DL, Riley DA, Fitts RH) Am J Physiol 1997 Nov;273(5 Pt 1):C1690-9 PMID: 9374656 12/31/1997
  • Effect of intermittent weight bearing on soleus fiber force-velocity-power and force-pCa relationships. (Bangart JJ, Widrick JJ, Fitts RH) J Appl Physiol (1985) 1997 Jun;82(6):1905-10 PMID: 9173957 06/01/1997
  • Contractile properties of rat, rhesus monkey, and human type I muscle fibers. (Widrick JJ, Romatowski JG, Karhanek M, Fitts RH) Am J Physiol 1997 Jan;272(1 Pt 2):R34-42 PMID: 9038988 01/01/1997
  • Peak force and maximal shortening velocity of soleus fibers after non-weight-bearing and resistance exercise. (Widrick JJ, Fitts RH) J Appl Physiol (1985) 1997 Jan;82(1):189-95 PMID: 9029215 01/01/1997
  • Effects of fatiguing stimulation on intracellular Na+ and K+ in frog skeletal muscle. (Balog EM, Fitts RH) J Appl Physiol (1985) 1996 Aug;81(2):679-85 PMID: 8872634 08/01/1996
  • Force-velocity and force-power properties of single muscle fibers from elite master runners and sedentary men. (Widrick JJ, Trappe SW, Costill DL, Fitts RH) Am J Physiol 1996 Aug;271(2 Pt 1):C676-83 PMID: 8770009 08/01/1996
  • Isometric force and maximal shortening velocity of single muscle fibers from elite master runners. (Widrick JJ, Trappe SW, Blaser CA, Costill DL, Fitts RH) Am J Physiol 1996 Aug;271(2 Pt 1):C666-75 PMID: 8770008 08/01/1996
  • Soleus fiber force and maximal shortening velocity after non-weight bearing with intermittent activity. (Widrick JJ, Bangart JJ, Karhanek M, Fitts RH) J Appl Physiol (1985) 1996 Mar;80(3):981-7 PMID: 8964764 03/01/1996
  • Effect of intracellular and extracellular ion changes on E-C coupling and skeletal muscle fatigue. (Fitts RH, Balog EM) Acta Physiol Scand 1996 Mar;156(3):169-81 PMID: 8729677 03/01/1996
  • Muscle fatigue: the cellular aspects. (Fitts RH) Am J Sports Med 1996;24(6 Suppl):S9-13 PMID: 8947417 01/01/1996
  • Muscle mechanics: adaptations with exercise-training. (Fitts RH, Widrick JJ) Exerc Sport Sci Rev 1996;24:427-73 PMID: 8744258 01/01/1996
  • Effect of hindlimb unloading on rat soleus fiber force, stiffness, and calcium sensitivity. (McDonald KS, Fitts RH) J Appl Physiol (1985) 1995 Nov;79(5):1796-802 PMID: 8594043 11/01/1995
  • The dihydropyridine nitrendipine inhibits [3H]MK 801 binding to mouse brain sections. (Filloux FM, Fitts RC, Skeen GA, White HS) Eur J Pharmacol 1994 Nov 15;269(3):325-30 PMID: 7534709 11/15/1994
  • Force-velocity and power characteristics of rat soleus muscle fibers after hindlimb suspension. (McDonald KS, Blaser CA, Fitts RH) J Appl Physiol (1985) 1994 Oct;77(4):1609-16 PMID: 7836176 10/01/1994
  • Shortening velocity and ATPase activity of rat skeletal muscle fibers: effects of endurance exercise training. (Schluter JM, Fitts RH) Am J Physiol 1994 Jun;266(6 Pt 1):C1699-73 PMID: 8023900 06/01/1994
  • Role of sarcolemma action potentials and excitability in muscle fatigue. (Balog EM, Thompson LV, Fitts RH) J Appl Physiol (1985) 1994 May;76(5):2157-62 PMID: 8063681 05/01/1994
  • Cellular mechanisms of muscle fatigue. (Fitts RH) Physiol Rev 1994 Jan;74(1):49-94 PMID: 8295935 01/01/1994
  • Effect of hindlimb unweighting on single soleus fiber maximal shortening velocity and ATPase activity. (McDonald KS, Fitts RH) J Appl Physiol (1985) 1993 Jun;74(6):2949-57 PMID: 8365995 06/01/1993
  • Muscle fatigue in the frog semitendinosus: role of the high-energy phosphates and Pi. (Thompson LV, Fitts RH) Am J Physiol 1992 Oct;263(4 Pt 1):C803-9 PMID: 1415669 10/01/1992
  • Fatigability and blood flow in the rat gastrocnemius-plantaris-soleus after hindlimb suspension. (McDonald KS, Delp MD, Fitts RH) J Appl Physiol (1985) 1992 Sep;73(3):1135-40 PMID: 1400027 09/01/1992
  • Effect of hindlimb unweighting on tissue blood flow in the rat. (McDonald KS, Delp MD, Fitts RH) J Appl Physiol (1985) 1992 Jun;72(6):2210-8 PMID: 1629075 06/01/1992
  • Muscle fatigue in frog semitendinosus: role of intracellular pH. (Thompson LV, Balog EM, Fitts RH) Am J Physiol 1992 Jun;262(6 Pt 1):C1507-12 PMID: 1616012 06/01/1992
  • Muscle fatigue in frog semitendinosus: alterations in contractile function. (Thompson LV, Balog EM, Riley DA, Fitts RH) Am J Physiol 1992 Jun;262(6 Pt 1):C1500-6 PMID: 1535482 06/01/1992
  • The determinants of skeletal muscle force and power: their adaptability with changes in activity pattern. (Fitts RH, McDonald KS, Schluter JM) J Biomech 1991;24 Suppl 1:111-22 PMID: 1791172 01/01/1991
  • The voltage sensor of excitation-contraction coupling in skeletal muscle. Ion dependence and selectivity. (Pizarro G, Fitts R, Uribe I, Ríos E) J Gen Physiol 1989 Sep;94(3):405-28 PMID: 2481710 PMCID: PMC2228956 09/01/1989
  • Contractile function of single muscle fibers after hindlimb suspension. (Gardetto PR, Schluter JM, Fitts RH) J Appl Physiol (1985) 1989 Jun;66(6):2739-49 PMID: 2745338 06/01/1989
  • Single muscle fiber enzyme shifts with hindlimb suspension and immobilization. (Fitts RH, Brimmer CJ, Heywood-Cooksey A, Timmerman RJ) Am J Physiol 1989 May;256(5 Pt 1):C1082-91 PMID: 2719097 05/01/1989
  • Effect of swim exercise training on human muscle fiber function. (Fitts RH, Costill DL, Gardetto PR) J Appl Physiol (1985) 1989 Jan;66(1):465-75 PMID: 2917951 01/01/1989
  • Voltage sensors of the frog skeletal muscle membrane require calcium to function in excitation-contraction coupling. (Brum G, Fitts R, Pizarro G, Ríos E) J Physiol 1988 Apr;398:475-505 PMID: 3260626 PMCID: PMC1191783 04/01/1988
  • Bacterial catalysis of nitrosation: involvement of the nar operon of Escherichia coli. (Ralt D, Wishnok JS, Fitts R, Tannenbaum SR) J Bacteriol 1988 Jan;170(1):359-64 PMID: 3275620 PMCID: PMC210650 01/01/1988
  • Fatigue from high- and low-frequency muscle stimulation: contractile and biochemical alterations. (Metzger JM, Fitts RH) J Appl Physiol (1985) 1987 May;62(5):2075-82 PMID: 3597276 05/01/1987
  • Role of intracellular pH in muscle fatigue. (Metzger JM, Fitts RH) J Appl Physiol (1985) 1987 Apr;62(4):1392-7 PMID: 3597214 04/01/1987
  • Fatigue from high- and low-frequency muscle stimulation: role of sarcolemma action potentials. (Metzger JM, Fitts RH) Exp Neurol 1986 Aug;93(2):320-33 PMID: 3732473 08/01/1986
  • Models of disuse: a comparison of hindlimb suspension and immobilization. (Fitts RH, Metzger JM, Riley DA, Unsworth BR) J Appl Physiol (1985) 1986 Jun;60(6):1946-53 PMID: 3722061 06/01/1986
  • Contractile and biochemical properties of diaphragm: effects of exercise training and fatigue. (Metzger JM, Fitts RH) J Appl Physiol (1985) 1986 May;60(5):1752-8 PMID: 2940218 05/01/1986
  • Effect of high-intensity exercise training on functional capacity of limb skeletal muscle. (Troup JP, Metzger JM, Fitts RH) J Appl Physiol (1985) 1986 May;60(5):1743-51 PMID: 2940217 05/01/1986
  • Recovery in skeletal muscle contractile function after prolonged hindlimb immobilization. (Fitts RH, Brimmer CJ) J Appl Physiol (1985) 1985 Sep;59(3):916-23 PMID: 4055577 09/01/1985
  • Histochemical and physiological characteristics of the rat diaphragm. (Metzger JM, Scheidt KB, Fitts RH) J Appl Physiol (1985) 1985 Apr;58(4):1085-91 PMID: 3988665 04/01/1985
  • The effect of ageing and exercise on skeletal muscle function. (Fitts RH, Troup JP, Witzmann FA, Holloszy JO) Mech Ageing Dev 1984 Oct 15;27(2):161-72 PMID: 6492893 10/15/1984
  • Contractile and fatigue properties of thyrotoxic rat skeletal muscle. (Fitts RH, Brimmer CJ, Troup JP, Unsworth BR) Muscle Nerve 1984 Jul-Aug;7(6):470-7 PMID: 6543899 07/01/1984
  • Effect of hindlimb immobilization on the fatigability of skeletal muscle. (Witzmann FA, Kim DH, Fitts RH) J Appl Physiol Respir Environ Exerc Physiol 1983 May;54(5):1242-8 PMID: 6863083 05/01/1983
  • A comparison of rat myosin from fast and slow skeletal muscle and the effect of disuse. (Unsworth BR, Witzmann FA, Fitts RH) J Biol Chem 1982 Dec 25;257(24):15129-36 PMID: 6217202 12/25/1982
  • Acid phosphatase and protease activities in immobilized rat skeletal muscles. (Witzmann FA, Troup JP, Fitts RH) Can J Physiol Pharmacol 1982 Dec;60(12):1732-6 PMID: 6762246 12/01/1982
  • Effect of thyrotoxicosis on sarcoplasmic reticulum in rat skeletal muscle. (Kim DH, Witzmann FA, Fitts RH) Am J Physiol 1982 Sep;243(3):C151-5 PMID: 7114246 09/01/1982
  • Effect of disuse on sarcoplasmic reticulum in fast and slow skeletal muscle. (Kim DH, Witzmann FA, Fitts RH) Am J Physiol 1982 Sep;243(3):C156-60 PMID: 6214192 09/01/1982
  • Hindlimb immobilization: length-tension and contractile properties of skeletal muscle. (Witzmann FA, Kim DH, Fitts RH) J Appl Physiol Respir Environ Exerc Physiol 1982 Aug;53(2):335-45 PMID: 7118655 08/01/1982
  • Recovery time course in contractile function of fast and slow skeletal muscle after hindlimb immobilization. (Witzmann FA, Kim DH, Fitts RH) J Appl Physiol Respir Environ Exerc Physiol 1982 Mar;52(3):677-82 PMID: 7068483 03/01/1982
  • Muscle fatigue with prolonged exercise: contractile and biochemical alterations. (Fitts RH, Courtright JB, Kim DH, Witzmann FA) Am J Physiol 1982 Jan;242(1):C65-73 PMID: 6120654 01/01/1982
  • The effect of exercise-training on sarcoplasmic reticulum function in fast and slow skeletal muscle. (Kim DH, Wible GS, Witzmann FA, Fitts RH) Life Sci 1981 Jun 08;28(23):2671-7 PMID: 7266245 06/08/1981
  • A comparison of sarcoplasmic reticulum function in fast and slow skeletal muscle using crude homogenate and isolated vesicles. (Kim DH, Witzmann FA, Fitts RH) Life Sci 1981 May 18;28(20):2223-9 PMID: 7253818 05/18/1981
  • Effect of moderate daily exercise on acute glomerulonephritis. (Stefaniak JE, Hebert LA, Garancis JC, Sadowski ME, Shapiro DS, Fitts RH, Courtright JB, Cornacoff JB) Nephron 1981;29(1-2):49-54 PMID: 7329474 01/01/1981
  • Integration of bacteriophage Mu at host chromosomal replication forks during lytic development. (Fitts RA, Taylor AL) Proc Natl Acad Sci U S A 1980 May;77(5):2801-5 PMID: 6446718 PMCID: PMC349492 05/01/1980
  • Contractile, biochemical, and histochemical properties of thyrotoxic rat soleus muscle. (Fitts RH, Winder WW, Brooke MH, Kaiser KK, Holloszy JO) Am J Physiol 1980 Jan;238(1):C14-20 PMID: 6444499 01/01/1980
  • Effects of thyrotoxicosis on mitochondrial enzymes of rat soleus. (Courtright JB, Fitts RH) Horm Metab Res 1979 Apr;11(4):304-6 PMID: 222661 04/01/1979
  • Effects of fatigue and recovery on contractile properties of frog muscle. (Fitts RH, Holloszy JO) J Appl Physiol Respir Environ Exerc Physiol 1978 Dec;45(6):899-902 PMID: 310431 12/01/1978
  • Contractile properties of rat soleus muscle: effects of training and fatique. (Fitts RH, Holloszy JO) Am J Physiol 1977 Sep;233(3):C86-91 PMID: 143894 09/01/1977
  • The effects of exercise-training on the development of fatigue. (Fitts RH) Ann N Y Acad Sci 1977;301:424-30 PMID: 270931 01/01/1977
  • Effects of fatty acids and contraction on rat soleus muscle metabolites [proceedings]. (Fitts RH, Holloszy JO, Rennie MJ) J Physiol 1976 Dec;263(1):160P-161P PMID: 1011120 12/01/1976
  • Lactate and contractile force in frog muscle during development of fatigue and recovery. (Fitts RH, Holloszy JO) Am J Physiol 1976 Aug;231(2):430-3 PMID: 1085570 08/01/1976
  • Effect of exercise on response of liver lipogenic enzymes to a high fructose diet. (Winder WW, Booth FW, Fitts RH, Holloszy JO) Proc Soc Exp Biol Med 1975 Apr;148(4):1150-4 PMID: 236576 04/01/1975
  • Phosphorylated beta-guanidinopropionate as a substitute for phosphocreatine in rat muscle. (Fitch CD, Jellinek M, Fitts RH, Baldwin KM, Holloszy JO) Am J Physiol 1975 Apr;228(4):1123-5 PMID: 1130513 04/01/1975
  • Skeletal muscle respiratory capacity, endurance, and glycogen utilization. (Fitts RH, Booth FW, Winder WW, Holloszy JO) Am J Physiol 1975 Apr;228(4):1029-33 PMID: 165725 04/01/1975
  • Depletion of muscle and liver glycogen during exercise. Protective effect of training. (Baldwin KM, Fitts RH, Booth FW, Winder WW, Holloszy JO) Pflugers Arch 1975;354(3):203-12 PMID: 1167678 01/01/1975
  • The adaptation of myoglobin with age and training and its relationship to the three fiber types of skeletal muscle in miniature pig. (Fitts RH, Nagle FJ, Cassens RG) Eur J Appl Physiol Occup Physiol 1974;33(4):275-84 PMID: 4442407 01/01/1974
  • Characteristics of skeletal muscle fiber types in the miniature pig and the effect of training. (Fitts RH, Nagle FJ, Cassens RG) Can J Physiol Pharmacol 1973 Nov;51(11):825-31 PMID: 4762429 11/01/1973
  • Contractile properties of skeletal muscle from trained miniature pig. (Fitts R, Campion D, Nagle F, Cassens R) Pflugers Arch 1973 Oct 17;343(2):133-41 PMID: 4797849 10/17/1973
  • Last update: 10/13/2017
    jenkins-FCD Prod-153 3ca6710ea990189ceb85f4312e7298b5922ce1a6