title: Protein quality of feeding-stuffs. 4. Progress report on collaborative studies on the microbiological assay of available amino acids.
mesh_terms: D000821:Animal Feed; D000818:Animals; D001681:Biological Assay; D002591:Cetacea; D005399:Fishes; D005504:Food Analysis; D008239:Lysine; D008460:Meat; D008715:Methionine; D008892:Milk; D009754:Nuts; D011506:Proteins; D013025:Glycine max; D013291:Streptococcus; D013768:Tetrahymena
chemical_list: D011506:Proteins; D008715:Methionine; D008239:Lysine