[Experimental study of nutritional protein deficit with simple diets].

The easy and economic way of designing diets with differrent protein contents is pointed out. It was studied the effect of diets with 27%, 18%, 9%, 4,5% and 0% of proteins on body weight, liver weight and liver protein content through their administration to white 21 day old rats for 7 or 14 days. An effect of dietetic protein deficit on one out of these variables was evidenced.