Table 2. Growth performance of the rats fed diets with modified casein to whey protein ratio for 4 weeks (n=8 for each group)

	CW-10:0	CW-8:2	CW-5:5	CW-2:8
Body weight (g)	279±9.18^a	269±2.66^a	275±3.97^a	264±3.62^a
Body weight gain (g)	170±7.23^a	163±2.07^a	167±3.33^a	154±0.92^a
Feed intake (g/day)	20.2±0.50^a	19.1±0.16^ab	18.3±0.31^b	18.3±1.79^b
Feed efficiency ratio (%)	29.9±0.49^b	30.4±0.33^b	32.9±0.88^a	30.6±0.22^ab

Data are expressed as mean±SEM.
The values with different letters in the same row indicate significant differences at p<0.05.
CW, casein:whey protein.