[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"isotope-labeling\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:isotope-labeling":34},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,2,0,[8,56],{"id":9,"slug":10,"hasResults":11,"nctId":12,"briefTitle":13,"officialTitle":14,"acronym":15,"eligibilityCriteria":16,"healthyVolunteers":17,"sex":18,"minAge":19,"maxAge":20,"enrollmentInfo":21,"targetDuration":4,"studyType":24,"phases":25,"briefSummary":27,"conditions":28,"keywords":35,"overallStatus":44,"whyStopped":4,"lastUpdateSubmitDate":45,"lastUpdatePostDateStruct":46,"startDateStruct":49,"completionDateStruct":51,"leadSponsor":53,"locationsCount":5},"100621225","diet-synergy-in-muscle-protein-synthesis-100621225",false,"NCT07367854","Diet Synergy in Muscle Protein Synthesis","Impact of Food Combinations on the Stimulation of Post-exercise Muscle Protein Synthesis in Healthy Adults","POTATO","Inclusion Criteria:\n\n* Age 19-40 yrs\n* Pre-menopausal\n* Recreationally-active\n* Weight stable for prior 6 months\n\nExclusion Criteria:\n\n* Age outside of range (20 - 35 yrs)\n* Pregnancy\n* Irregular menstrual cycles (i.e., \\~21 day or \\~35 day cycle)\n* Participation in previous research using L-\\[1-13C\\] leucine and L-\\[ring-2H5\\] phenylalanine\n* Participation in other ongoing research that interferes with this study (e.g., conflicting diet, activity interventions, etc.)",true,"ALL","19 Years","40 Years",{"count":22,"type":23},15,"ESTIMATED","INTERVENTIONAL",[26],"NA","In the present semi-crossover randomized design, 15 recreationally active young adults (19-40 y) will receive stable isotope tracer infusions and perform a single bout of resistance exercise. Immediately after exercise, participants will ingest either 1 medium russet potato with skins and 2 ounce-equivalent lean ground beef combination (274 kcals, 19.3 g protein, 5 g fat, 37 g carbohydrates, and 4 g fiber), 2 slices of white bread and beef combination (262 kcals, 19.8 g protein, 6.8 g fat, 28 g carbohydrates, and 1.8 g fiber) or 2 ounce-equivalent beef (93% lean meat\u002F7% fat; 110 kcals, 14.8 g protein, and 5 g fat). Repeated blood and muscle biopsies will be collected to determine whole body leucine kinetics, amino acid concentrations, anabolic signaling and myofibrillar protein synthesis rates during the trials.",[29,30,31,32,33,34],"Muscle Protein Synthetic Response to Protein","Muscle Protein Synthesis","Muscle Health","Protein Metabolism","Recreational Activities","Isotope Labeling",[36,37,38,39,40,41,42,43],"protein","leucine kinetics","food matrix","protein synthesis","potato","stable isotope tracers","constant infusions","food combinations","RECRUITING","2026-04-27",{"date":47,"type":48},"2026-05-01","ACTUAL",{"date":50,"type":48},"2026-03-01",{"date":52,"type":23},"2028-11-01",{"name":54,"class":55},"University of Illinois at Urbana-Champaign","OTHER",{"id":57,"slug":58,"hasResults":11,"nctId":59,"briefTitle":60,"officialTitle":60,"acronym":61,"eligibilityCriteria":62,"healthyVolunteers":17,"sex":18,"minAge":63,"maxAge":4,"enrollmentInfo":64,"targetDuration":4,"studyType":24,"phases":66,"briefSummary":67,"conditions":68,"keywords":4,"overallStatus":44,"whyStopped":4,"lastUpdateSubmitDate":72,"lastUpdatePostDateStruct":73,"startDateStruct":75,"completionDateStruct":77,"leadSponsor":79,"locationsCount":81},"100587637","tracing-of-real-time-glu13cose-metabolism-in-human-immune-cells-100587637","NCT06930976","Tracing Of Real-time glu13Cose Metabolism in Human Immune Cells","TORCH","Inclusion Criteria:\n\n* Adults aged 18 or older\n\nExclusion Criteria:\n\n* Pregnant\n* Prisoner or in police custody\n* Uncontrolled hyperglycemia\u002Fdiabetes\n* Current participation in another study where the total volume of blood drawn, when added to this study blood draw volume, exceeds 500cc in an 8 week period\n* Any medical issue or pharmacologic exposure which, in the opinion of the study investigator, that might interfere with the study objectives\n* Any reason which, in the opinion of the study investigator, adds additional risk to the participant","18 Years",{"count":65,"type":23},12,[26],"The purpose of this study is to understand how cells of the immune system use the common sugar glucose to fuel energy production and as a building block within the cell. Investigators will intravenously infuse a non-radioactive glucose tracer into participants over a few hours and collect immune cells from the blood to track uptake and usage of this glucose within these immune cells.",[69,70,34,71],"Glucose","Metabolism","Immune System and Related Disorders","2025-11-01",{"date":74,"type":48},"2025-11-04",{"date":76,"type":48},"2025-10-01",{"date":78,"type":23},"2027-06-30",{"name":80,"class":55},"Vanderbilt University Medical Center",1]