Table 1. Mean diameter (microns) of regenerating muscle fibers in wild type mice or CHC22 transgenic mice on indicated days after cardiotoxin injection.

		Control#	Day 5	Day 7	Day 14	Day 28
WTmice	mean ±s.e.m.	71.1±0.5	31.2±0.2	38.0±0.2	53.0±0.5	71.0±0.4
	n+	1268	1164	1642	1799	2012
CHC22mice	mean ±s.e.m.	69.4±0.4	30.4±0.1	37.1±0.2	47.0±0.3**	63.6±0.4**
	n	1308	1125	1669	1800	1988

^#Control animals were not injected with cardiotoxin.

n⁺ = total number of muscle fibers analyzed from 3 animals each of WT or CHC22-mice.

^** P<0.01, by Student’s t test.