... during digestion [specific dynamic action (SDA)] varies among diets, the HDL theory predicts that lactating female mice consuming diets with lower SDA should have increased reproductive performance. Dietary fat has a lower SDA than dietary carbohydrate. Female mice were fed low (LF), medium (MF) or high...

... 10 2006 © The Company of Biologists Limited 2006 2006 Hepatic portal vein cannulation plasma free amino acids urea ammonium digestibility protein metabolism rainbow trout Oncorhynchus mykiss Most research into fish nutrition has involved either growth or digestibility...

... with a non-ruminant digestive physiology cope with winter forage conditions. Therefore, we investigated seasonality of energy intake in a large herbivorous wild mammal, the Przewalski horse ( Equus ferus przewalskii ). Throughout all seasons we used the n-alkane method to measure daily dry matter intake (DMI...

... for correspondence (e-mail: e.krol@abdn.ac.uk ) 14 8 2003 © The Company of Biologists Limited 2003 2003 asymptotic food intake digestibility reproductive output peripheral limit heat dissipation limit laboratory mouse Mus musculus The maximum sustained rate at which animals can...