On the nitrogen turnover in purines from polynucleotides determined with glycine N15.
D007887:Fabaceae; D005998:Glycine; D009584:Nitrogen; D011119:Polynucleotides; D011687:Purines
D011119:Polynucleotides; D011687:Purines; D009584:Nitrogen; D005998:Glycine; C030985:purine
PURINE AND PURINE BASES