Validation of the labeled bicarbonate technique for measurement of short-term energy expenditure in the mouse

Elia M, Jones MG, Jennings G, Poppitt SD, Fuller NJ, Murgatroyd PR, Jebb SA (1995) Estimating energy expenditure from specific activity of urine urea during lengthy subcutaneous NaH14CO3 infusion. Am J Physiol 269:E172–182

Hayes JP, Speakman JR, Racey PA (1992) Sampling bias in respirometry. Physiol Zool 65:604–619

James WPT, Haggarty P, McGaw BA (1988) Recent progress in studies on energy expenditure: are the new methods providing answers to the old questions. Proc Nutr Soc 47:195–208

Lifson N, Gordon GB, Visscher MB, Neir AO (1949) The fate of utilised molecular oxygen and the source of the oxygen of respiratory carbon dioxide studied with the aid of heavy oxygen. J Biol Chem 180:803–811

Lifson N, Gordon GB, McClintock R (1955) Measurement of total carbon dioxide production by means of D2O18. J Appl Physiol 7:704–710

Nagy KA (1980) CO2 production in animals: analysis of potential errors in the doubly labeled water method. Am J Physiol 238:R466–473

Schoeller DA, Ravussin E, Schutz Y, Acheson KJ, Baetschi P, Jequier E (1986) Energy expenditure by doubly labeled water: validation in humans and proposed calculation. Am J Physiol 250:R823–830

Speakman JR (1997) Doubly labeled water: Theory and Practice. Chapman and Hall London

White RG, Leng RA (1969) Carbon dioxide entry rate as an index of energy expenditure in lambs. Proc Aust Soc Anim Prod 7:335–351

Young BA, Corbett JL (1969) Energy requirement for maintenance of grazing sheep measured by calorimetric techniques. Proc Aust Soc Anim Prod 7:327–334