Table 3. Maternal effect of Mstn null mutation.

line	Mstn	sex	father	mother	n	pectoralis	triceps	quadriceps	gastrocnemius
1	+/+	F	Mstn+/+	Mstn+/+	22	47.3±0.8	68.2±1.1	142.8±1.7	95.9±1.3
2	+/+	F	Mstn+/−	Mstn+/−	15	51.2±1.4 a	70.7±1.4	147.9±3.2	101.3±2.3 a
3	+/−	F	Mstn−/−	Mstn+/+	19	59.8±1.1	84.3±1.6	165.4±2.6	113.4±1.3
4	+/−	F	Mstn+/−	Mstn+/−	15	63.0±0.8 b	90.0±1.5 b	176.6±2.4 c	122.8±1.6 d
5	+/−	F	Mstn+/+	Mstn−/−	19	65.3±2.5 c	93.7±2.8 d	181.3±5.0 d	123.6±3.2 d
6	−/−	F	Mstn+/−	Mstn+/−	10	105.7±3.4	148.7±3.7	266.9±6.7	181.1±3.8
7	−/−	F	Mstn−/−	Mstn−/−	19	110.6±1.9	156.9±3.1	278.6±4.9	192.5±3.6 e
8	+/+	M	Mstn+/+	Mstn+/+	19	73.5±1.3	91.5±1.6	190.0±3.2	129.4±1.7
9	+/+	M	Mstn+/−	Mstn+/−	13	79.1±2.2 f	99.4±3.4 f	198.5±4.9	137.0±3.0 f
10	+/−	M	Mstn−/−	Mstn+/+	28	93.6±1.9	120.1±2.3	230.0±4.0	158.8±2.4
11	+/−	M	Mstn+/−	Mstn+/−	13	94.3±2.0	127.1±2.6	243.2±5.4	167.5±3.2 g
12	+/−	M	Mstn+/+	Mstn−/−	21	101.7±1.7 h	133.4±2.2 i	252.5±4.1 i	168.2±2.5 h
13	−/−	M	Mstn+/−	Mstn+/−	10	190.8±7.1	236.1±5.2	390.1±9.4	272.6±4.9
14	−/−	M	Mstn−/−	Mstn−/−	17	193.7±3.6	240.7±3.3	397.3±5.6	277.7±4.1

Numbers represent muscle weights (mg).

^a p<0.05 vs. line 1,

^b p<0.05 vs. line 3,

^c p<0.01 vs. line 3,

^d p<0.001 vs. line 3,

^e p<0.05 vs. line 6,

^f p<0.05 vs. line 8,

^g p<0.05 vs. line 10,

^h p<0.01 vs. line 10,

ⁱ p<0.001 vs. line 10