Fig. 6From: Silk sericin alleviates aberrant photoperiod-induced alterations in testicular and adrenal steroidogenesis in adult miceEffect of sericin treatment of short and long photoperiod on the serum level of (I) testosterone, (II) dehydroepiandrosterone DHEA, (III) Corticosterone, (IV) Aldosterone, (V) Cholesterol, and (VI) Melatonin. Abbreviations: as in Fig. 1. Concerning Melatonin (VI) - the same letters denote homogenous groups when comparing experimental groups in a given week. A horizontal line above the bars means a homogenous group when comparing melatonin concentration obtained in subsequent weeks in a given experimental group (ANOVA, LSD test, p < 0.05)Back to article page