Article: Neurochemical features and synaptic connections of large physiologically-identified GABAergic cells in the rat frontal cortex.
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Kawaguchi Y; Kubota Y
Neuroscience, 1998
Table 2Location of synaptic sites made by physiologically-identified non-pyramidal cells in the rat frontal cortex
| Presynaptic non-pyramidal cells | Postsynaptic targets | GABA postembedding reaction |
| No. | Cell type | Cross-sectional somatic | Soma | Dendrite | Axon | n | Postsynaptic targets |
| Area(μm2) | Longestextent (μm) | Total | Neck or base of spine | Total | Neck or base of spine | GABA-positive elements | n |
| Total | Soma | Dendrite |
| 1 | FS cell | 248 | 20.4 | 19 (35%) | 6 (11%) | 36 (65%) | 15 (27%) | | 55 | 2 (7%) | | 2 | 30 |
| 2 | FS cell | 343 | 27.8 | 13 (22%) | 1 (2%) | 45 (78%) | 12 (21%) | | 58 | 2 (7%) | 1 | 1 | 29 |
| 3 | FS cell | 107 | 15.8 | 12 (12%) | 7 (7%) | 86 (88%) | 30 (31%) | | 98 | 0 (0%) | | | 76 |
| 4 | FS cell | 179 | 18.8 | 4 (4%) | | 94* (95%) | 35 (35%) | 1 (1%) | 99 | 14 (18%) | 1 | 13** | 77 |
| 5 | FS cell† | 262 | 27.5 | | | 1 (2%) | | 44 (98%) | 45 | 0 (0%) | | | 37 |
| 6 | RSNP cell‡ | 221 | 21.7 | 24 (37%) | | 41 (63%) | | | 65 | 2 (6%) | | 2 | 42 |
| 7 | RSNP cell‡ | 273 | 23.5 | 13 (18%) | | 59 (82%) | 5 (7%) | | 72 | 3 (10%) | 1 | 2 | 29 |
| 8 | RSNP cell‡ | 301 | 21.1 | 7 (10%) | 2 (3%) | 62 (90%) | | | 69 | 4 (7%) | | 4 | 54 |
*Three were autapse; **one was dendritic spine; †chandelier cell; ‡with multiple boutons on other cell bodies by light microscopic observation.FS cell, fast-spiking cell; RSNP, regular-spiking non-pyramidal cell.
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