Related by context. Frequent words. (Click for all words.) 59 synchronicity 54 neuronal activity 53 neurones 52 auditory cortex 51 vocalization 50 circadian 50 oscillations 50 excitation 49 synchronously 49 neurons 49 neuron 48 amplitudes 48 forebrain 48 brainstem 48 circadian rhythm 48 olfactory bulb 47 midbrain 47 amplitude 47 synaptic 47 autonomic nervous system 46 excitatory 46 oscillation 46 synchronized 46 synaptic connections 46 basal ganglia 46 sensory input 46 vocalizations 46 mirror neurons 46 visual cortex 45 pulsations 45 coherence 45 excitability 45 circadian rhythms 45 homeostatic 45 dentate gyrus 45 simultaneity 45 circadian clock 45 unison 45 superposition 45 rhythmic 44 synchronization 44 Neurons 44 rhythmic patterns 44 symmetry 44 arousal 44 neuroendocrine 44 cerebellar 44 motor cortex 44 relatedness 44 synapses 44 astrocyte 44 REM sleep 44 limbic 44 invariant 44 electrophysiological 44 vasopressin 43 neural 43 cortisol levels 43 cortical 43 external stimuli 43 vibrational 43 neural circuits 43 synapse 43 symmetries 43 polarity 43 meiosis 43 nerve impulses 43 pulsation 43 cortex 43 oxygenation 43 mating 43 diurnal 43 neuronal 43 dopamine neurons 43 symbiosis 43 brain circuitry 43 habituation 42 synchronous 42 auditory 42 harmony 42 congruence 42 perturbation 42 quiescence 42 FRET 42 discordance 42 oxygen uptake 42 locomotion 42 cognition 42 Supplementary Fig 42 intensities 42 dissociation 42 correlations 42 insulin secretion 42 directionality 42 hypothalamus 42 spontaneously 42 heartbeats 42 photoreceptors 42 visual stimuli 42 dimer 42 verbal fluency