Effect of Oral Glutamine on Muscle Mass and Function in Duchenne Muscular Dystrophy

Summary

The purpose of this study is to determine whether long-term oral glutamine supplementation is effective in improving muscle mass and function in children with Duchenne muscular dystrophy (DMD).

Timeline

Start

2006-02

Primary completion

2008-02

Completion

2007-11

Publications

• Background Mok E, Eleouet-Da Violante C, Daubrosse C, Gottrand F, Rigal O, Fontan JE, Cuisset JM, Guilhot J, Hankard R. Oral glutamine and amino acid supplementation inhibit whole-body protein degradation in children with Duchenne muscular dystrophy. Am J Clin Nutr. 2006 Apr;83(4):823-8. doi: 10.1093/ajcn/83.4.823.
• Background Hankard R, Mauras N, Hammond D, Haymond M, Darmaun D. Is glutamine a 'conditionally essential' amino acid in Duchenne muscular dystrophy? Clin Nutr. 1999 Dec;18(6):365-9. doi: 10.1016/s0261-5614(99)80017-x.
• Background Hankard RG, Hammond D, Haymond MW, Darmaun D. Oral glutamine slows down whole body protein breakdown in Duchenne muscular dystrophy. Pediatr Res. 1998 Feb;43(2):222-6. doi: 10.1203/00006450-199802000-00011.
• Background Hankard RG, Haymond MW, Darmaun D. Effect of glutamine on leucine metabolism in humans. Am J Physiol. 1996 Oct;271(4 Pt 1):E748-54. doi: 10.1152/ajpendo.1996.271.4.E748.
• Background Hankard RG, Darmaun D, Sager BK, D'Amore D, Parsons WR, Haymond M. Response of glutamine metabolism to exogenous glutamine in humans. Am J Physiol. 1995 Oct;269(4 Pt 1):E663-70. doi: 10.1152/ajpendo.1995.269.4.E663.
• Background Mok E, Beghin L, Gachon P, Daubrosse C, Fontan JE, Cuisset JM, Gottrand F, Hankard R. Estimating body composition in children with Duchenne muscular dystrophy: comparison of bioelectrical impedance analysis and skinfold-thickness measurement. Am J Clin Nutr. 2006 Jan;83(1):65-9. doi: 10.1093/ajcn/83.1.65.
• Mok E, Letellier G, Cuisset JM, Denjean A, Gottrand F, Alberti C, Hankard R. Lack of functional benefit with glutamine versus placebo in Duchenne muscular dystrophy: a randomized crossover trial. PLoS One. 2009;4(5):e5448. doi: 10.1371/journal.pone.0005448. Epub 2009 May 6.

Drugs

Indications