The expression and activity of thymidine kinase 1 and deoxycytidine kinase are modulated by hydrogen peroxide and nucleoside analogs

R Sun, S Eriksson, L Wang - Nucleosides, Nucleotides & Nucleic …, 2020 - Taylor & Francis
… used as oral anti-cancer drugs in combination with thymidine phosphorylase inhibitor in the
treatment of refractory colorectal cancer. [ Citation 26 ] Upon uptake into the cells TFT can be …

Loss of thymidine kinase 1 inhibits lung cancer growth and metastatic attributes by reducing GDF15 expression

P Malvi, R Janostiak, A Nagarajan, G Cai… - PLoS …, 2019 - journals.plos.org
… Metabolic alterations that are critical for cancer cell growth and metastasis are one of the
key hallmarks of cancer. Here, we show that thymidine kinase 1 (TK1) is significantly …

Thymidine kinase 1 drives hepatocellular carcinoma in enzyme-dependent and-independent manners

Q Li, L Zhang, Q Yang, M Li, X Pan, J Xu, C Zhong… - Cell Metabolism, 2023 - cell.com
… Using a large-scale transcriptomic database and survival correlation screening, we identify
thymidine kinase 1 (TK1) as a key driver. The progression of HCC is robustly mitigated by …

Bioavailability and cytosolic kinases modulate response to deoxynucleoside therapy in TK2 deficiency

C Lopez-Gomez, H Hewan, C Sierra, HO Akman… - …, 2019 - thelancet.com
… TK2 is a nuclear gene encoding the mitochondrial matrix protein thymidine kinase 2 (TK2),
a critical enzyme in the mitochondrial nucleotide salvage pathway. Deficiency of TK2 activity …

Giardia intestinalis thymidine kinase is a high-affinity enzyme crucial for DNA synthesis and an exploitable target for drug discovery

S Krakovka, F Ranjbarian, LA Luján, A Saura… - Journal of Biological …, 2022 - ASBMB
… of thymidine kinases from the TK1 family. A, alignment overview of TK1 family members
including thymidine kinases … performed with three of the thymidine kinases. The G. intestinalis …

Optimization of thymidine kinase-based safety switch for neural cell therapy

M Locatelli, F Delhaes, O Cherpin, ME Black… - Cells, 2022 - mdpi.com
… In this study, we evaluated the potential of nucleoside analogs and thymidine kinase-based
suicide genes. Among tested thymidine kinase variants, the humanized SR39 (SR39h) …

Cytotoxicity of trifluridine correlates with the thymidine kinase 1 expression level

Y Kataoka, M Iimori, S Niimi, H Tsukihara, T Wakasa… - Scientific reports, 2019 - nature.com
… It was reported that thymidine kinase activity is higher in the tumour than in normal tissue
from the same patient 17 . Furthermore, several studies report that high expression of TK1 …

Evaluating the genotoxic and cytotoxic effects of thymidine analogs, 5-ethynyl-2′-deoxyuridine and 5-bromo-2′-deoxyurdine to mammalian cells

JS Haskins, C Su, J Maeda, KD Walsh… - International Journal of …, 2020 - mdpi.com
BrdU (bromodeoxyuridine) and EdU (ethynyldeoxyuridine) have been largely utilized as the
means of monitoring DNA replication and cellular division. Although BrdU induces gene …

Alpha-herpesvirus thymidine kinase genes mediate viral virulence and are potential therapeutic targets

Y Xie, L Wu, M Wang, A Cheng, Q Yang, Y Wu… - Frontiers in …, 2019 - frontiersin.org
… On the other hand, the poor cellular uptake of GCV into the tumor cells may be an important
reason for the limited efficacy of HSV-TK/GCV gene therapy. In vitro, Rubsam et al. found …

Cellular uptake and intracellular phosphorylation of GS-441524: Implications for its effectiveness against COVID-19

HB Rasmussen, G Jürgens, R Thomsen, O Taboureau… - Viruses, 2021 - mdpi.com
… We here discuss cellular uptake and intracellular … in vitro thymidine kinase-mediated
phosphorylation of the anti-HIV agent zidovudine has been found to be blocked by thymidine [68]. …