2 ) that fat gain decreased and appeared to become more dependent on the calorie ratio of dietary protein , fat and carbohydrate were replaceable with one another in the range of 40-50 % protein metabolizable energy with respect to body weight gain and protein gain , while replaceability of fat and carbohydrate with each other seemed to decrease with an increase in protein metabolizable energy with respect to fat gain .
C0012177
dietary protein
C0033684
protein