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Article: Neuroinflammation leads to region-dependent alterations in astrocyte gap junction communication and hemichannel activity.

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Karpuk N; Burkovetskaya M; Fritz T; Angle A; Kielian T
J. Neurosci., 2011


Table 1.

Electrophysiological parameters of striatal GFAP–GFP+ astrocytes

Measurement Uninfected n Abscess, day 3 PI n Abscess, day 7 PI n
RMP (mV) −63.6 ± 3.18 24 −56.3 ± 2.66* 44 −62.6 ± 3.19 26
Gi (nS) 38.8 ± 4.39 24 42.0 ± 3.23 44 33.8 ± 3.65# 26
Time constant (ms) 1.02 ± 0.11 19 2.16 ± 0.29** 21 1.40 ± 0.33 15
Cm (pF) 41.4 ± 6.96 19 90.1 ± 18.6* 21 60.7 ± 22 15

  • PI, Postinfection.

  • ↵*p < 0.05 and

  • ↵**p < 0.01 compared with cells from uninfected slices;

  • ↵#p < 0.05 compared with slices from day 3 after infection. Values presented represent the mean ± SEM.


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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Other Striatum GFAP-expressing astrocyte membrane time constant (ms) 1.02 ± 0.11 (24) 1.02 (ms) Data Table
Other Striatum GFAP-expressing astrocyte resting membrane potential (mV) -63.6 ± 3.18 (24) -63.6 (mV) Data Table
Other Striatum GFAP-expressing astrocyte cell capacitance (pF) 41.4 ± 6.96 (24) 41.4 (pF) Data Table