2005
Exercise and improved insulin sensitivity in older women: evidence of the enduring benefits of higher intensity training
DiPietro L, Dziura J, Yeckel CW, Neufer PD. Exercise and improved insulin sensitivity in older women: evidence of the enduring benefits of higher intensity training. Journal Of Applied Physiology 2005, 100: 142-149. PMID: 16141382, DOI: 10.1152/japplphysiol.00474.2005.Peer-Reviewed Original ResearchConceptsHigh-intensity exercise trainingIntensity exercise trainingExercise trainingAerobic trainingInsulin sensitivityExercise volumeOlder womenGlucose utilizationModerate-intensity aerobic trainingTwo-step euglycemic-hyperinsulinemic clampInsulin-stimulated glucose utilizationHigh-intensity aerobic trainingDual-energy X-ray absorptiometryHigher insulin doseLower insulin doseHealthy older womenEuglycemic hyperinsulinemic clampLow-intensity exerciseTotal body fatAdipose tissue lipolysisImproved glucose utilizationX-ray absorptiometrySuppression of lipolysisFinal exercise boutInsulin-stimulated suppression
2004
Postexercise protein metabolism in older and younger men following moderate-intensity aerobic exercise
Sheffield-Moore M, Yeckel CW, Volpi E, Wolf SE, Morio B, Chinkes DL, Paddon-Jones D, Wolfe RR. Postexercise protein metabolism in older and younger men following moderate-intensity aerobic exercise. AJP Endocrinology And Metabolism 2004, 287: e513-e522. PMID: 15149953, DOI: 10.1152/ajpendo.00334.2003.Peer-Reviewed Original ResearchConceptsModerate-intensity aerobic exercisePOST-EXFractional synthesis rateAerobic exerciseOlder menYoung menMixed muscle fractional synthesis rateMuscle metabolismRegular aerobic exerciseAcute aerobic exerciseMuscle fractional synthesis rateProtein metabolismArteriovenous blood samplesMuscle protein turnoverSingle boutAcute effectsMuscle biopsyPhenylalanine kineticsBlood samplesPlasma protein synthesisModerate walkingMenShort-term increasePlasma proteinsExercise