John A Rathmacher

Summary

Publications

  1. pmc The effects of 12 weeks of beta-hydroxy-beta-methylbutyrate free acid supplementation on muscle mass, strength, and power in resistance-trained individuals: a randomized, double-blind, placebo-controlled study
    Jacob M Wilson
    Department of Health Sciences and Human Performance, The University of Tampa, Tampa, FL, 33606, USA
    Eur J Appl Physiol 114:1217-27. 2014
  2. pmc Adenosine-5'-triphosphate (ATP) supplementation improves low peak muscle torque and torque fatigue during repeated high intensity exercise sets
    John A Rathmacher
    Department of Animal Science, Iowa State University, Ames, IA, 50010, USA
    J Int Soc Sports Nutr 9:48. 2012
  3. pmc Acute and timing effects of beta-hydroxy-beta-methylbutyrate (HMB) on indirect markers of skeletal muscle damage
    Jacob M Wilson
    Department of Nutrition, Food and Exercise Sciences, Florida State University, Tallahassee, FL, USA
    Nutr Metab (Lond) 6:6. 2009
  4. ncbi request reprint Development and application of a compartmental model of 3-methylhistidine metabolism in humans and domestic animals
    J A Rathmacher
    Department of Animal Science, Iowa State University, Ames 50011, USA
    Adv Exp Med Biol 445:303-24. 1998
  5. doi request reprint Comparison of availability and plasma clearance rates of β-hydroxy-β-methylbutyrate delivery in the free acid and calcium salt forms
    JOHN C FULLER
    1Metabolic Technologies Inc, Iowa State University Research Park, Ames, IA 50010, USA
    Br J Nutr 114:1403-9. 2015
  6. doi request reprint Free acid gel form of β-hydroxy-β-methylbutyrate (HMB) improves HMB clearance from plasma in human subjects compared with the calcium HMB salt
    JOHN C FULLER
    Metabolic Technologies, Inc, Iowa State University Research Park, 2711 S Loop, Dr Suite 4400, Ames, IA 50010, USA
    Br J Nutr 105:367-72. 2011
  7. doi request reprint Vitamin D status affects strength gains in older adults supplemented with a combination of β-hydroxy-β-methylbutyrate, arginine, and lysine: a cohort study
    JOHN C FULLER
    Metabolic Technologies, Inc, Iowa State University Research Park, Ames, USA
    JPEN J Parenter Enteral Nutr 35:757-62. 2011

Research Grants

Collaborators

  • Paul Flakoll
  • Steven L Nissen
  • JOHN C FULLER
  • Jacob M Wilson
  • Rick L Sharp
  • Hector F Angus
  • Shawn M Baier
  • Paul Y Khoo
  • Marshall A Naimo
  • Jeffrey R Stout
  • J C Andersen
  • Nevine Duncan
  • Jordan M Joy
  • Stephanie M C Wilson
  • Ryan P Lowery
  • Naji N Abumrad
  • Shawn Baier
  • J Derek Kingsley
  • Heather Koch
  • Jeong Su Kim
  • Anssi H Manninen
  • Raz Saadat
  • Lynn B Panton
  • Brett Dalmau
  • Sang Rok Lee

Detail Information

Publications7

  1. pmc The effects of 12 weeks of beta-hydroxy-beta-methylbutyrate free acid supplementation on muscle mass, strength, and power in resistance-trained individuals: a randomized, double-blind, placebo-controlled study
    Jacob M Wilson
    Department of Health Sciences and Human Performance, The University of Tampa, Tampa, FL, 33606, USA
    Eur J Appl Physiol 114:1217-27. 2014
    ..We also determined the effects of HMB-FA on muscle damage and performance during an overreaching cycle...
  2. pmc Adenosine-5'-triphosphate (ATP) supplementation improves low peak muscle torque and torque fatigue during repeated high intensity exercise sets
    John A Rathmacher
    Department of Animal Science, Iowa State University, Ames, IA, 50010, USA
    J Int Soc Sports Nutr 9:48. 2012
    ..abstract:..
  3. pmc Acute and timing effects of beta-hydroxy-beta-methylbutyrate (HMB) on indirect markers of skeletal muscle damage
    Jacob M Wilson
    Department of Nutrition, Food and Exercise Sciences, Florida State University, Tallahassee, FL, USA
    Nutr Metab (Lond) 6:6. 2009
    ..abstract:..
  4. ncbi request reprint Development and application of a compartmental model of 3-methylhistidine metabolism in humans and domestic animals
    J A Rathmacher
    Department of Animal Science, Iowa State University, Ames 50011, USA
    Adv Exp Med Biol 445:303-24. 1998
    ..This methodology is less evasive and will be useful in testing further experimental designs that alter myofibrillar protein breakdown...
  5. doi request reprint Comparison of availability and plasma clearance rates of β-hydroxy-β-methylbutyrate delivery in the free acid and calcium salt forms
    JOHN C FULLER
    1Metabolic Technologies Inc, Iowa State University Research Park, Ames, IA 50010, USA
    Br J Nutr 114:1403-9. 2015
    ..In conclusion, HMB-FA in capsule form improves clearance rate and availability of HMB compared with Ca-HMB in capsule form. ..
  6. doi request reprint Free acid gel form of β-hydroxy-β-methylbutyrate (HMB) improves HMB clearance from plasma in human subjects compared with the calcium HMB salt
    JOHN C FULLER
    Metabolic Technologies, Inc, Iowa State University Research Park, 2711 S Loop, Dr Suite 4400, Ames, IA 50010, USA
    Br J Nutr 105:367-72. 2011
    ..Free acid gel resulted in quicker and greater plasma concentrations (+185%) and improved clearance (+25%) of HMB from plasma. In conclusion, HMB free acid gel could improve HMB availability and efficacy to tissues in health and disease...
  7. doi request reprint Vitamin D status affects strength gains in older adults supplemented with a combination of β-hydroxy-β-methylbutyrate, arginine, and lysine: a cohort study
    JOHN C FULLER
    Metabolic Technologies, Inc, Iowa State University Research Park, Ames, USA
    JPEN J Parenter Enteral Nutr 35:757-62. 2011
    ..Older adults supplemented for 1 year with β-hydroxy-β-methylbutyrate, arginine, and lysine (HMB/ARG/LYS) were previously shown to have significant gains in fat-free mass (FFM) but not muscular strength...

Research Grants1

  1. Adjuvant Nutrition for Critically III Trauma Patients
    John Rathmacher; Fiscal Year: 2003
    ..If as expected, Phase I results confirm the effectiveness of the nutrient mixture in trauma patients. Expanded multicenter studies will be proposed in Phase II. ..