Table 2.

Brain Weight of Mice

Age	P0.5	4 wk
	g
tau+/+map1b+/+	0.11 ± 0.01 (5)	0.46 ± 0.01 (9)
tau−/−map1b+/+	0.10 ± 0.003 (11)	0.44 ± 0.01 (4)
tau+/+map1b−/−	0.08 ± 0.01 (5)	0.38 ± 0.01 (11)
tau−/−map1b−/−	0.08 ± 0.002 (14)	0.34 ± 0.01 (4)

Whole brain weight (cerebrum + cerebellum). The means ± SEM (number of mice examined) are shown.