0 used to describe the processes in animals and plants that happen naturally during a 24-hour period:
Such parallel findings point to an intimate relationship between the neurotransmitter systems targeted by drugs and the circadian rhythms targeted by chronotherapeutics.
The diurnal rhythm of crying becomes progressively more distinct, reflecting the increasing strength of the circadian drive.
All circadian rhythms which have been studied ultimately adapt, but this may take weeks.
If their eyes are primarily circadian in function, have pathways concerned with image formation, color, and motion been discarded?
Ovulation and oviposition in birds are the best known and best characterised circadian processes controlled by light/dark signals.
Cloning and characterization of a mammalian melatonin receptor that mediates reproductive and circadian responses.
Intrinsic light responses of retinal ganglion cells projecting to the circadian system.
Circadian clocks located in the photoreceptors and retinal neurons regulate melatonin synthesis in the eye.
