Differences between somatic and dendritic inhibition in the hippocampus.

@article{citeulike:1111755, abstract = {Hippocampal synaptic inhibition is mediated by distinct groups of inhibitory cells. Some contact pyramidal cells perisomatically, while others terminate exclusively on their dendrites. We examined perisomatic and dendritic inhibition by recording from CA3 inhibitory and pyramidal cells and injecting biocytin to visualize both cells in light and electron microscopy. Single perisomatic inhibitory cells made 2-6 terminals clustered around the soma and proximal pyramidal cell processes. Dendritic cells established 5-17 terminals, usually on different dendrites of a pyramidal cells. Perisomatic terminals were larger than those facing dendritic membrane. Perisomatic inhibitory cells initiated the majority of simultaneous IPSPs seen in nearby pyramidal cells. Single IPSPs initiated by perisomatic sodium-dependent action potentials. Activation of inhibitory fibers terminating on dendrites could suppress calcium-dependent spikes. Thus, distinct inhibitory cells may differentially control dendritic electrogenesis and axonal output of hippocampal pyramidal cells.}, address = {Laboratoire de Neurobiologie Cellulaire Institute Pasteur, Paris, France.}, author = {Miles, R. and T\'{o}th, K. and Guly\'{a}s, A. I. and H\'{a}jos, N. and Freund, T. F. }, citeulike-article-id = {1111755}, issn = {0896-6273}, journal = {Neuron}, keywords = {inhibition}, month = {April}, number = {4}, pages = {815--823}, posted-at = {2008-05-17 15:22:10}, priority = {3}, title = {Differences between somatic and dendritic inhibition in the hippocampus.}, url = {http://view.ncbi.nlm.nih.gov/pubmed/8607999}, volume = {16}, year = {1996} }

TY - JOUR ID - citeulike:1111755 L3 - citeulike-article-id:1111755 TI - Differences between somatic and dendritic inhibition in the hippocampus. JF - Neuron VL - 16 IS - 4 SP - 815 EP - 823 AD - Laboratoire de Neurobiologie Cellulaire Institute Pasteur, Paris, France. SN - 0896-6273 N2 - Hippocampal synaptic inhibition is mediated by distinct groups of inhibitory cells. Some contact pyramidal cells perisomatically, while others terminate exclusively on their dendrites. We examined perisomatic and dendritic inhibition by recording from CA3 inhibitory and pyramidal cells and injecting biocytin to visualize both cells in light and electron microscopy. Single perisomatic inhibitory cells made 2-6 terminals clustered around the soma and proximal pyramidal cell processes. Dendritic cells established 5-17 terminals, usually on different dendrites of a pyramidal cells. Perisomatic terminals were larger than those facing dendritic membrane. Perisomatic inhibitory cells initiated the majority of simultaneous IPSPs seen in nearby pyramidal cells. Single IPSPs initiated by perisomatic sodium-dependent action potentials. Activation of inhibitory fibers terminating on dendrites could suppress calcium-dependent spikes. Thus, distinct inhibitory cells may differentially control dendritic electrogenesis and axonal output of hippocampal pyramidal cells. KW - inhibition AU - Miles, R AU - Tóth, K AU - Gulyás, AI AU - Hájos, N AU - Freund, TF PY - 1996/04// UR - http://view.ncbi.nlm.nih.gov/pubmed/8607999 ER -