On the question of compartmentalization of the nucleotide pool.
D000818:Animals; D002460:Cell Line; D006367:HeLa Cells / Q000378:metabolism; D008114:Liver Neoplasms, Experimental / Q000378:metabolism; D011685:Purine Nucleotides / Q000378:metabolism; D011742:Pyrimidine Nucleotides / Q000378:metabolism; D012313:RNA / Q000096:biosynthesis; D012265:Ribonucleotides / Q000378:metabolism*; D014529:Uridine / Q000378:metabolism
D011685:Purine Nucleotides; D011742:Pyrimidine Nucleotides; D012265:Ribonucleotides; D012313:RNA; D014529:Uridine