1. Behavioral Neurophysiology Laboratory, Universidad Nacional de Colombia, 111321 Bogotá, Colombia
2. Department of Molecular Biology of Neuronal Signals, Max-Planck Institute for Experimental Medicine, 37075 Goettingen, Germany
3. Department of Biology, School of Sciences, Universidad Nacional de Colombia, 111321 Bogotá, Colombia
4. Department of Physiological Sciences, School of Medicine, Universidad Nacional de Colombia, 111321 Bogotá, Colombia