Protein and amino acid requirements of the guinea pig.  II.  Effect of age, potassium and magnesium and type of protein.
D000375:Aging / Q000502:physiology*; D000596:Amino Acids / Q000378:metabolism*; D006168:Guinea Pigs; D008274:Magnesium / Q000494:pharmacology*; D011188:Potassium / Q000494:pharmacology*; D011506:Proteins / Q000378:metabolism*
D000596:Amino Acids; D011506:Proteins; D008274:Magnesium; D011188:Potassium
AGING/physiology; AMINO ACIDS/metabolism; MAGNESIUM/effects; POTASSIUM/effects; PROTEINS/metabolism