. 2016 Feb 24;29(4):457–463. doi: 10.5713/ajas.15.0259

Table 2.

Comparison of MyHC mRNA transcription in LM of pigs with different postnatal ages

		7 days	30 days	60 days	120 days	180 days
MyHC I	Abundance (10⁹ copies/mg)	3.44±0.32^a	0.13±0.04^c	0.97±0.14^b	0.98±0.08^b	0.85±0.08^b
	Relative proportion (%)	3.47±0.73^a	0.25±0.07^d	1.49±0.25^b	1.25±0.13^b	0.88±0.06^c
MyHC IIa	Abundance (10⁹ copies/mg)	0.49±0.19^d	3.14±0.91^a	1.03±0.10^c	1.58±0.55b^c	2.44±0.94^b
	Relative proportion (%)	1.18±0.46^b	6.06±1.67^a	1.59±0.19^b	2.02±0.74^b	2.54±1.01^b
MyHC IIx	Abundance (10⁹ copies/mg)	0.61±0.03^b	1.49±0.73^a	0.40±0.16^c	1.55±0.55^a	2.29±0.47^a
	Relative proportion (%)	1.47±0.05^b	2.87±0.68^a	0.60±0.23^c	1.98±0.74^a	2.38±0.47^a
MyHC IIb	Abundance (10⁹ copies/mg)	38.79±1.42^e	47.04±1.67^d	62.81±2.79^c	74.76±2.59^b	90.87±2.73^a
	Relative proportion (%)	93.87±0.93^ab	90.83±3.07^b	96.12±0.19^a	94.75±1.59^a	94.21±1.29^a

MyHC, myosin heavy-chain; LM, longissimus muscle.

Comparison of the data among different ages, the same letters mean no significant difference between them (p>0.05), the different letters mean the significant difference (p<0.05).