...Lea Brinkmann; Martina Gerken; Catherine Hambly; John R. Speakman; Alexander Riek ABSTRACT During winter, free-living herbivores are often exposed to reduced energy supply at the same time that energy needs for thermoregulation increase. Several wild herbivores as well as robust horse breeds reduce...

...S. R. Kayar; H. Hoppeler; B. Essen-Gustavsson; K. Schwerzmann ABSTRACT A morphometric analysis was performed on horse muscle tissue to quantify mitochondrial distribution relative to capillaries. Samples of M. vastus medialis, M. semitendinosus, M. masseter and M. cutaneus thoracicus were preserved...

...D. L. Evans; R. J. Rose ABSTRACT Six detrained Thoroughbred horses performed incremental treadmill tests. Maximal oxygen uptake was measured during exercise by analysis of expired gas. The relationships between oxygen consumption and work rate, heart rate (HR), cardiac output (Q̇), stroke volume...