Proline essentiality and weight gain.
D000821:Animal Feed; D000824:Animal Nutritional Physiological Phenomena; D000818:Animals; D001835:Body Weight; D002645:Chickens / Q000254:growth & development*; D005971:Glutamates / Q000378:metabolism; D006128:Growth; D009751:Nutritional Requirements; D011392:Proline / Q000378:metabolism; D012503:Saponins / Q000494:pharmacology
D005971:Glutamates; D012503:Saponins; D011392:Proline