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Article: Distinct determinants of sparse activation during granule cell maturation.

Full Text (publisher's website) ; Article Metadata ; Article Data (extracted)
Dieni CV; Nietz AK; Panichi R; Wadiche JI; Overstreet-Wadiche L
J. Neurosci., 2013


Table 1.

Properties of NS and S GCs

Mature Immature
NS (n = 22) S (n = 10) 3 weeks 4 weeks 6 weeks
NS (n = 8) NS (n = 7) S (n = 8) NS (n = 11) S (n = 4)
Rinput (MΩ) 415 ± 17 432 ± 28 1435 ± 252 1132 ± 130 973 ± 141 1094 ± 133 718 ± 128
EPSP amplitude (mV) 16.8 ± 0.4* 25.6 ± 1.6 6.1 ± 1.8 18.3 ± 2.2 21.4 ± 1.8 20.6 ± 0.7* 25.7 ± 1.6
EPSP rise (ms) 2.6 ± 0.1 2.4 ± 0.2 5.6 ± 1.8 4.0 ± 0.3 4.2 ± 0.7 4.3 ± 0.4 3.8 ± 0.4
AP peak (mV) 120 ± 2 116 ± 4 80 ± 4.2** 104 ± 5** 96 ± 5** 114 ± 2 116 ± 8
Threshold (mV) -37 ± 0.8 -36 ± 2.0 -26 ± 1.1** -35 ± 1 -39 ± 2 -35 ± 1.4 -36 ± 2
AP rise (ms) 0.9 ± 0.09 0.7 ± 0.08 1.6 ± 0.3** 0.8 ± 0.04 0.8 ± 0.05 0.7 ± 0.04 0.6 ± 0.05
EPSC amplitude (pA) 281 ± 25* 376 ± 32 53.6 ± 21 130 ± 31 136 ± 17 169 ± 22* 272 ± 23
EPSC rise (ms) 1.8 ± 0.1 1.7 ± 0.1 1.0 ± 0.5 2.2 ± 0.5 2.6 ± 0.4 1.9 ± 0.2 2.0 ± 0.2
IPSC amplitude (pA) 485 ± 47 393 ± 57 85 ± 41 110 ± 16 115 ± 29 144 ± 19 153 ± 26
IPSC rise (ms) 3.0 ± 0.3 3.9 ± 0.7 2.8 ± 0.7 5.9 ± 0.7** 6.9 ± 0.5** 6.1 ± 0.8** 4.3 ± 0.9

  • All values represent the mean ± SEM measured at the highest stimulus intensity.

  • ↵*Unpaired t test p < 0.05 for comparison between S and NS in the same time group.

  • ↵**ANOVA with Tukey's test, p < 0.05 for comparison with corresponding S and NS mature GC values. Other statistical comparisons are noted in the Results.


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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Dentate gyrus granule cell Dentate Gyrus mature non-spiking granule cell input resistance (MΩ) 415.0 ± 17.0 (22) 415.0 (MΩ) Data Table
Dentate gyrus granule cell Dentate Gyrus mature non-spiking granule cell spike peak (mV) 120.0 ± 2.0 (22) -- Data Table
Dentate gyrus granule cell Dentate Gyrus mature spiking granule cell spike peak (mV) 116.0 ± 4.0 (10) -- Data Table
Dentate gyrus granule cell Dentate Gyrus immature non-spiking 3-week old granule cell spike peak (mV) 80.0 ± 4.2 (8) 80.0 (mV) Data Table
Dentate gyrus granule cell Dentate Gyrus immature non-spiking 4-week old granule cell spike peak (mV) 104.0 ± 5.0 (7) -- Data Table
Dentate gyrus granule cell Dentate Gyrus mature spiking granule cell input resistance (MΩ) 432.0 ± 28.0 (10) 432.0 (MΩ) Data Table
Dentate gyrus granule cell Dentate Gyrus immature spiking 4-week old granule cell spike peak (mV) 96.0 ± 5.0 (8) 96.0 (mV) Data Table
Dentate gyrus granule cell Dentate Gyrus immature non-spiking 6-week old granule cell spike peak (mV) 114.0 ± 2.0 (11) -- Data Table
Dentate gyrus granule cell Dentate Gyrus immature spiking 6-week old granule cell spike peak (mV) 116.0 ± 8.0 (4) -- Data Table
Dentate gyrus granule cell Dentate Gyrus mature non-spiking granule cell spike threshold (mV) -37.0 ± 0.8 (22) -37.0 (mV) Data Table
Dentate gyrus granule cell Dentate Gyrus mature spiking granule cell spike threshold (mV) -36.0 ± 2.0 (10) -36.0 (mV) Data Table
Dentate gyrus granule cell Dentate Gyrus immature non-spiking 3-week old granule cell spike threshold (mV) -26.0 ± 1.1 (8) -26.0 (mV) Data Table
Dentate gyrus granule cell Dentate Gyrus immature non-spiking 4-week old granule cell spike threshold (mV) -35.0 ± 1.0 (7) -35.0 (mV) Data Table
Dentate gyrus granule cell Dentate Gyrus immature spiking 4-week old granule cell spike threshold (mV) -39.0 ± 2.0 (8) -39.0 (mV) Data Table
Dentate gyrus granule cell Dentate Gyrus immature non-spiking 6-week old granule cell spike threshold (mV) -35.0 ± 1.4 (11) -35.0 (mV) Data Table
Dentate gyrus granule cell Dentate Gyrus immature non-spiking 3-week old granule cell input resistance (MΩ) 1435.0 ± 252.0 (8) 1435.0 (MΩ) Data Table
Dentate gyrus granule cell Dentate Gyrus immature spiking 6-week old granule cell spike threshold (mV) -36.0 ± 2.0 (4) -36.0 (mV) Data Table
Dentate gyrus granule cell Dentate Gyrus mature non-spiking granule cell spike rise time (ms) 0.9 ± 0.09 (22) 0.9 (ms) Data Table
Dentate gyrus granule cell Dentate Gyrus mature spiking granule cell spike rise time (ms) 0.7 ± 0.08 (10) 0.7 (ms) Data Table
Dentate gyrus granule cell Dentate Gyrus immature non-spiking 3-week old granule cell spike rise time (ms) 1.6 ± 0.3 (8) 1.6 (ms) Data Table
Dentate gyrus granule cell Dentate Gyrus immature non-spiking 4-week old granule cell spike rise time (ms) 0.8 ± 0.04 (7) 0.8 (ms) Data Table
Dentate gyrus granule cell Dentate Gyrus immature spiking 4-week old granule cell spike rise time (ms) 0.8 ± 0.05 (8) 0.8 (ms) Data Table
Dentate gyrus granule cell Dentate Gyrus immature non-spiking 6-week old granule cell spike rise time (ms) 0.7 ± 0.04 (11) 0.7 (ms) Data Table
Dentate gyrus granule cell Dentate Gyrus immature spiking 6-week old granule cell spike rise time (ms) 0.6 ± 0.05 (4) 0.6 (ms) Data Table
Dentate gyrus granule cell Dentate Gyrus immature non-spiking 4-week old granule cell input resistance (MΩ) 1132.0 ± 130.0 (7) 1132.0 (MΩ) Data Table
Dentate gyrus granule cell Dentate Gyrus immature spiking 4-week old granule cell input resistance (MΩ) 973.0 ± 141.0 (8) 973.0 (MΩ) Data Table
Dentate gyrus granule cell Dentate Gyrus immature non-spiking 6-week old granule cell input resistance (MΩ) 1094.0 ± 133.0 (11) 1094.0 (MΩ) Data Table
Dentate gyrus granule cell Dentate Gyrus immature spiking 6-week old granule cell input resistance (MΩ) 718.0 ± 128.0 (4) 718.0 (MΩ) Data Table