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Article: Differential changes of potassium currents in CA1 pyramidal neurons after transient forebrain ischemia.

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Chi XX; Xu ZC
J. Neurophysiol., 2000


Table 2.

Kinetics of total potassium current before and after ischemia

Control 12–14 h 18–20 h 36 h
V 1/2 (Act), mV −9.56 ± 2.53 −14.94 ± 1.99* −7.18 ± 2.38 −18.89 ± 1.91*
V c (Act), mV 17.76 ± 2.04 18.60 ± 1.63 16.92 ± 1.93 17.81 ± 1.59
V 1/2 (Inact), mV −71.45 ± 1.29 −76.80 ± 0.76 −70.89 ± 2.06 −75.97 ± 0.92
V c (Inact), mV 20.72 ± 1.17 20.11 ± 0.69 23.01 ± 1.91 18.45 ± 0.82
  • V 1/2, the potential of half-maximal activation (Act) or inactivation (Inact); V c, proportional to the slope at V 1/2. * P < 0.05.


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