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Article: Developmental synaptic changes increase the range of integrative capabilities of an identified excitatory neocortical connection.
Full Text (publisher's website) ; Article Metadata ; Article Data (extracted) Angulo MC; Staiger JF; Rossier J; Audinat E J. Neurosci., 1999
Paired-pulse response characteristics of pyramidal–FS connections at two different developmental stages
| Connections from 3-week-old rats mean ± SD (n) | Connections from 5-week-old rats mean ± SD (n) | |
|---|---|---|
| Stimulation rate of 1 Hz2-a | ||
| Amp. EPSC1 | −41 ± 30 pA (38) | −43 ± 54 pA (19) |
| Amp. EPSC2 | −22 ± 13 pA (38) | −33 ± 43 pA (19) |
| CV2-b EPSC1 | 35 ± 18% (29) | 46 ± 18% (15) |
| CV2-bEPSC2 | 42 ± 19% (29) | 49 ± 22% (15) |
| Amp. EPSC1 excluding failures | −47 ± 27 pA (38) | −53 ± 55 pA (19) |
| Amp. EPSC2 excluding failures | −29 ± 14 pA (38) | −43 ± 44 pA (19) |
| Prob. resp. EPSC12-c | 0.75 ± 0.21 (8) | 0.79 ± 0.25 (11) |
| Prob. resp. EPSC22-c | 0.63 ± 0.25 (8) | 0.80 ± 0.21 (11) |
| Paired-pulse ratio | 0.6 ± 0.2 (38) | 0.87 ± 0.4 (19) |
| Stimulation rate of 0.2 Hz2-a | ||
| Amp. EPSC1 | −24 ± 14 pA (8) | −43 ± 52 pA (13) |
| Amp. EPSC2 | −14 ± 10 pA (8) | −50 ± 62 pA (13) |
| CV2-b EPSC1 | 29 ± 19% (6) | 32 ± 26% (6) |
| CV2-b EPSC2 | 51 ± 24% (6) | 37 ± 17% (6) |
| Amp. EPSC1 excluding failures | −30 ± 15 pA (8) | −49 ± 56 pA (11) |
| Amp. EPSC2 excluding failures | −20 ± 11 pA (8) | −55 ± 68 pA (11) |
| Prob. resp. EPSC12-c | 0.84 ± 0.16 (8) | 0.8 ± 0.25 (11) |
| Prob. resp. EPSC22-c | 0.77 ± 0.16 (8) | 0.84 ± 0.2 (11) |
| Paired-pulse ratio | 0.59 ± 0.12 (8) | 1.21 ± 0.43 (15) |
| Low external calcium concentration (stimulation rate of 1 Hz)2-a | ||
| Amp. EPSC1 | −5 ± 5 pA (8) | −8.6 and −0.8 pA (2) |
| Amp. EPSC2 | −7 ± 5 pA (8) | −8.5 and −1.3 pA (2) |
| Amp. EPSC1 excluding failures | −22 ± 8 pA (8) | −33.6 and −11.3 pA (2) |
| Amp. EPSC2 excluding failures | −24 ± 9 pA (8) | −32.7 and −11.9 pA (2) |
| Prob. response EPSC1 | 0.3 ± 0.14 (6) | 0.34 and 0.05 (2) |
| Prob. response EPSC2 | 0.4 ± 0.14 (6) | 0.35 and 0.06 (2) |
| Paired-pulse ratio | 1.5 ± 0.4 (8) | 1 and 1.6 (2) |
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↵F2-a Interspike interval of 50 msec.
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↵F2-b CV, coefficient of variation.
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↵F2-c The reported probabilities of response correspond to those obtained at connections tested at both stimulation rates (1 and 0.2 Hz). The differences of the probability of response between 1 and 0.2 Hz were tested only with connections at which both stimulation rates were obtained.
Inferred neuron-electrophysiology data values
| Neuron Type | Neuron Description | Ephys Prop | Extracted Value | Standardized Value | Content Source |
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