A substance in liver which inhibits thymine biosynthesis by bone marrow.
D000818:Animals; D001853:Bone Marrow / Q000378:metabolism*; D005561:Formates; D008099:Liver / Q000502:physiology*; D011817:Rabbits; D013941:Thymine / Q000378:metabolism*
D005561:Formates; C030544:formic acid; D013941:Thymine
BONE MARROW/metabolism; LIVER/physiology; THYMINE/metabolism