Thymidine kinase: evidence for its absence from Neurospora crassa and some other micro-organisms, and the relevance of this to the specific labelling of deoxyribonucleic acid.
D001230:Aspergillus / Q000201:enzymology*; D002247:Carbon Isotopes; D004247:DNA / Q000096:biosynthesis / Q000378:metabolism*; D005055:Euglena / Q000201:enzymology*; D009491:Neurospora / Q000201:enzymology*; D012313:RNA / Q000096:biosynthesis; D012440:Saccharomyces / Q000201:enzymology*; D013936:Thymidine / Q000378:metabolism; D013937:Thymidine Kinase / Q000032:analysis*
D002247:Carbon Isotopes; D012313:RNA; D004247:DNA; D013937:Thymidine Kinase; D013936:Thymidine