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Article: D-Serine differently modulates NMDA receptor function in rat CA1 hippocampal pyramidal cells and interneurons.

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Martina M; Krasteniakov NV; Bergeron R
J. Physiol. (Lond.), 2003


Table 1

Physiological properties of pyramidal cells and interneurons

Physiological properties Effect of D-serine on NMDARs


Cell type Resting Vm Rin τ Spike amplitude Spike duration at half-amplitude Electrical stimuli Pressure application of NMDA
(mV) (Mω) (ms) (mV) (ms) (% increase) (% increase)
Pyramidal cells −76.25 ± 0.62 n = 39 99.26 ± 1.88 n = 39 25.49 ± 1.78 n = 39 99.26 ± 1.88 n = 39 1.17 ± 0.05 n = 39 51.66 ± 7.89 n = 17 49.20 ± 8.29 n = 10
Interneurons −62.11 ± 1.54 n = 19 346.85 ± 21.63 n = 19 63.03 ± 5.0 n = 19 80.24 ± 1.89 n = 19 1.38 ± 0.10 n = 19 25.07 ± 5.65 n = 12 28.15 ± 3.84 n = 10
  • Values are means ± s.e.m. Electrical stimuli: electrically evoked NMDAR currents in a low-Mg2+ ACSF (0.1 idm) in the presence of NBQX (20 μm), picrotoxin (50 μm), CGP 52432 (10 μm) and strychnine (0.5 μm). Pressure application of NMDA: responses to local pressure application of NMDA (100 μm) in the presence of TTX (0.5 μm).


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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Other Hippocampus CA1 stratum radiatum aspiny inhibitory interneuron resting membrane potential -62.11 ± 1.54 -62.11 (mV) Data Table
Other Hippocampus CA1 stratum radiatum aspiny inhibitory interneuron input resistance 346.85 ± 21.63 346.85 (MΩ) Data Table
Other Hippocampus CA1 stratum radiatum aspiny inhibitory interneuron membrane time constant 63.03 ± 5.0 63.03 (ms) Data Table
Other Hippocampus CA1 stratum radiatum aspiny inhibitory interneuron spike amplitude 80.24 ± 1.89 80.24 (mV) Data Table
Other Hippocampus CA1 stratum radiatum aspiny inhibitory interneuron spike half-width (at) 1.38 ± 0.1 -- Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 spiny excitatory pyramidal cell resting membrane potential -76.25 ± 0.62 -76.25 (mV) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 spiny excitatory pyramidal cell input resistance 99.26 ± 1.88 99.26 (MΩ) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 spiny excitatory pyramidal cell membrane time constant 25.49 ± 1.78 25.49 (ms) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 spiny excitatory pyramidal cell spike amplitude 99.26 ± 1.88 99.26 (mV) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 spiny excitatory pyramidal cell spike half-width (at) 1.17 ± 0.05 -- Data Table