Vitamin A deficiency reduces the responsiveness of pineal gland to light in Japanese quail (Coturnix japonica)

biological rhythms caille carence en vitamine circadian rhythm codorniz deficiencia de vitaminas epiphyse hormonas hormone hormones light light regimes luz melatonin melatonina photoreceptors pineal body quails regimenes de luz retinol rythme biologique vitamin deficiencies vitaminas vitamine vitamins