Purpose 3 ([18F]FLT) is phosphorylated by thymidine kinase 1 (TK-1) a cell routine regulated enzyme. tumor therapy response marker for lung malignancy as well as other kinds of cancers [4 6 10 It has been shown the metabolic mechanism of FLT is based on phosphorylation in the DNA synthesis pathway. Once [18F]FLT enters into the… Continue reading Purpose 3 ([18F]FLT) is phosphorylated by thymidine kinase 1 (TK-1) a