Thymidine Kinase 1 (TK1) CytoSection TS418280P5 USD 1,174.00 4 Weeks Transient overexpression of TK1 in HEK293T cells, FFPE control for IHC, ICC and ISH staining, 25 slides per pack Other Names TK2 Accession Number NM_003258, NP_003249