Fig. 3From: Transcriptome-based selection and validation of optimal house-keeping genes for skin research in goats (Capra hircus)Average expression stability (M-value) calculated by geNorm. a Group 1, 4 different development stages; b Group 2, 3 time-points in hair follicle cycle; c Group 3, 4 goat breeds; d Group 4, 5 sampling sites on the body of the goat. e All samples including groups 1–4Back to article page