Table 2.

Effects of actin depolymerization on PSD95- and Bassoon-labeled puncta

Neuron age (days in vitro)	PSD-95 puncta/100 μm		PSD-95 colocalized with synaptophysin on dendrites (%)		Number of nonsynaptic PSD-95 puncta in soma
	CON	Post-LAT	CON	Post-LAT	CON	LAT
5–6	15.2  ± 1.6	7.6  ± 0.8*	48.8	NA	0.5  ± 0.5	6.0  ± 2.0
12–13	48.8  ± 3.9	33.2  ± 2.3*	93.4	77.7*	1.9  ± 0.6	8.6  ± 2.4*

	Bas puncta/100 μm		Bas puncta area (μm2)		Bas intensity (% control)
	CON	Post-LAT	CON	Post-LAT	Post-LAT
5–6	30.4  ± 11	11.4  ± 3.4*	0.11  ± 0.01	0.11  ± 0.01	95  ± 0.03
12–13	86.2  ± 5.5	62.6  ± 3.6	0.30  ± 0.01	0.21  ± 0.012-160	86  ± 2.3*

CON, Control; post-LAT, after latrunculin A; Bas, Bassoon. Numbers are mean ± SEM.

^*p < 0.002;

F2-160: p = 0.019.