circadian rhythm, neuroendocrine, metabolic, homeostatic, autonomic nervous system, hypothalamic, photoperiodic, rem sleep, neurohormone, pineal gland, catecholamine, diurnal, parasympathetic, physiologic, postsynaptic, melanocyte, physiological, maturational, serotonergic, glucocorticoid, neuropeptide, gene expression, excitatory, attentional, contractile, cholinergic, oxidative phosphorylation, ciliary, epigenetic, inhibitory, neuromuscular junction, cytokine, neurobiological, pineal, synaptic, adrenocortical, astrocytic, calmodulin, somatosensory, electrical conduction, innate immunity, sensorimotor, morphogen, basal ganglia, adenosine, parasympathetic nervous system, neuronal, endocrine, neurohormonal, cortical, photic, thyrotropin, zebrafish, ictal, mammalian, neuroanatomical, electroencephalographic, neurochemical, neurophysiological, morphogenetic, atpase, visual cortex, mtor, stomatal, striated muscle, proinflammatory, endogenous, mitochondrial, subcortical, aldosterone, limbic, saccadic, inducible, adrenal cortex, chloroplast, estrous cycle, antidiuretic hormone, cerebellar, immunological, organismal, hippocampal, neural, adrenocorticotropic hormone, vasopressor, ventilatory, ouabain, pharmacodynamic, mitogenic, theta rhythm, auditory cortex, glial, luteinizing hormone, secretory, phasic, oscillatory, superior colliculus, axonal, efferent, osteoblast, noradrenaline, nicotinamide, hormonal, antigens, cyclicity, enzymes, glycoproteins, gonadotropins, homologs, interleukin, lipoproteins, mrnas, proteins, rhythmicity, sequences, acetylcholine, acth, actings, activators, adh, adrenaline, albumins, arousal, cyclical, diel, orcadian, ovulatory, climatic, psychobiological, psychophysiologic, correlated, intraindividual, neurohumoral

jet lag

cyclic, cyclical