Melatonin and tryptophan as therapeutic agents against the impairment of the sleep-wake cycle and immunosenescence due to aging in Streptopelia risoria.
: All organisms present circadian rhythm in most of their physiological functions, and among them there stand out sleep, motor activity, immune function, the secretion of melatonin, and the production and release of numerous neurotransmitters, in particular of serotonin because of its relationship with the aforementioned factors. Aging .....