Alphen, A.M. van

animal movement vestibular phase velocity control eye movements frequency stimulus reflex vor gain response mouse cerebellar optokinetic adaptation control animals system lurcher training purkinje change brain recording video position neuron rabbit study okr gain lurcher mice eye movement rotation amplitude l 7-pkci labyrinthectomy value flocculu effect cerebellum shaker oculomotor figure pupil canal plasticity motor collewijn eye velocity function increase van alphen lesion vestibula-ocular reflex result mechanism protein 7-pkci vor adaptation vestibula-ocular method technique search stimulation lurcher animals respect dezeeuw usher alphen purkinje cell synapse 0.4 neurosci 0.2 signal adaptive depression 0.8 behavior camera fiber