Fig. 1From: Pharmacokinetic and urinary profiling reveals the prednisolone/cortisol ratio as a valid biomarker for prednisolone administrationSchematic representation of the in vivo study. The various experimental treatments include oral (PO) and intramuscular (IM) prednisolone administration (a) and the treatment with tetracosactide hexaacetate, a synthetic analogue of ACTH (b). The wash-out periods are indicated in blue. This experimental procedure was implemented to each of the test animals (n = 12)Back to article page