Table 5.

The values of muscle protein FBR measured using the traditional and modified approaches and the values of FSR and NB

	FBR, %/h		FSR, %/h		NB, %/h
	Phe	Thr	Phe	Thr	Phe	Thr
Traditional model	0.055 ± 0.003	0.142 ± 0.002	0.069 ± 0.002	0.065 ± 0.001	0.014 ± 0.004	−0.075 ± 0.002
Modified model	0.133 ± 0.003	0.148 ± 0.002			−0.065 ± 0.002	−0.081 ± 0.002

Data are means ± SE.

FBR, fractional breakdown rate; FSR, fractional synthesis rate; NB, net balance.