Table 1. Intrinsic membrane properties in dentate gyrus granule neurons in response to Fostriecin and cAMP.

RMP, resting membrane potential, IR, input resistance, Threshold, action potential threshold during a 125 pA ramped current injection.

Treatment	Background	RMP (mV)	IR (MΩ)	Threshold (mV)
Control	WT	−86.8±1.1	547±61	−33.6±4.3
	β4 KO	−86.3±0.9	557±60	−24.4±5.1
Fostriecin	WT	−86.1±0.9	593±98	−40.9±1.9
	β4 KO	−85.0±0.8	626±59	−36.3±2.7
Fostriecin+Pax.	WT	−84.2±1.2	568±84	−39.6±3.1
	β4 KO	−85.4±0.9	508±41	−37.5±1.3
cAMP	WT	−83.7±1.0	491±76	−37.8±1.3
	β4 KO	−85.1±0.9	459±57	−38.7±2.1
cAMP+Pax.	WT	−83.2±1.2	565±52	−41.5±0.1
	β4 KO	−85.1±0.9	376±30	−35.2±3.2

Intrinsic membrane properties. Mean ± SE.