728x90 반응형 fear conditioning2 Neurobiology of Fear #3 Three types of optogenetic transgenes Channelrhodopsin is a sodium channel sensitive to blue light, which causes sodium to enter and depolarize the cell. (excites cell) Halorhodopsin is a chloride pump sensitive to yellow light, which causes chloride to be pumped in, hyperpolarizing the cell. (inhibit cell) Archaerhodopsin is a proton pump sensitive to green light, which causes hydrogen ions (pr.. 2023. 4. 12. Neurobiology of Fear #2 Anatomy of the Amygdala The "striatal amygdala" has inhibitory projection neurons, and consists of the central (Ce) and medial (M) nuclei. The central and medial nucleus together are sometimes referred to as the "extended amygdala" The "cortical amygdala" has excitatory projection neurons, and consists of the Lateral (LA), Basal (B) and accessory basal (AB) nuclei. The lateral and basal nucleus .. 2023. 4. 12. 이전 1 다음 728x90 반응형