Table 1.

The comparison of body mass, soleus, plantaris, gastrocnemius, tibialis anterior, and quadriceps femoris muscle mass between C3H/HeN and C3H/HeJ in cast immobilized and untreatedmice

	Control		Cast immobilization
	C3H/HeN	C3H/HeJ	C3H/HeN	C3H/HeJ
Body mass (g)
Initial	27.9 ± 0.6	27.0 ± 0.4	27.9 ± 0.6	27.2 ± 0.6
Final	29.2 ± 0.5	28.2 ± 0.7	24.9 ± 0.4a	24.8 ± 0.4b
Muscle mass (mg)
Soleus	7.1 ± 0.3	6.8 ± 0.2	4.4 ± 0.1a	4.6 ± 0.1b
Plantaris	17.2 ± 0.5	16.4 ± 0.4	11.5 ± 0.3a	11.6 ± 0.2b
Gastrocnemius	112.9 ± 2.3	107.7 ± 1.3	79.8 ± 1.1a	80.0 ± 1.8b
Tibialis anterior	58.4 ± 1.3	58.5 ± 1.2	51.4 ± 1.7a	52.1 ± 0.8b
Quadriceps femoris	175.8 ± 3.6	183.3 ± 1.2	122.2 ± 3.9a	125.8 ± 1.6b
Muscle mass corrected for body weight (mg/g)
Gastrocnemius	3.866 ± 0.071	3.820 ± 0.091	3.247 ± 0.053a	3.224 ± 0.052b
Plantaris	0.590 ± 0.014	0.581 ± 0.011	0.466 ± 0.010a	0.471 ± 0.011b
Soleus	0.245 ± 0.014	0.239 ± 0.012	0.178 ± 0.004a	0.184 ± 0.004b
Tibialis anterior	2.001 ± 0.053	2.081 ± 0.078	2.092 ± 0.079	2.106 ± 0.054
Quadriceps femoris	6.008 ± 0.078	6.510 ± 0.198	4.967 ± 0.079a	5.076 ± 0.072b

Data are presented as mean ± SEM.

^a P < 0.05, different from Control C3H/NeH.

^b P < 0.05, different from Control C3H/NeJ.