Results 111 to 120 of about 576,830 (232)

Characterization of the thymidine kinase in herpes virus-transformed cells

open access: yes, 1976
December 1976School of ScienceHerpes simplex virus Type 2 (HSV-2) also codes for a thymidine kinase which is different from the cytosol or mitochondrial forms of the enzyme.
Staczek, John
core   +1 more source

Fluorogenic Sydnones for Bioorthogonal Labeling of DNA

open access: yesChemistry – A European Journal, Volume 32, Issue 37, 1 October 2026.
Conjugates of sydnones with cyanine‐styryl dyes combine bioorthogonal reactivity with fluorogenicity. The reactivity with bicyclo[6.1.0]non‐4‐yne (BCN)‐modified DNA showed second‐order rate constants of up to k2 = 2,300 M−1s−1 and fluorescence turn‐on by one magnitude of order.
Kerstin Müller   +1 more
wiley   +1 more source

An Acidic Tubulointerstitial Microenvironment Delays Cell‐Cycle Progression in Proximal Tubule Cells and Fibroblasts and Synergizes With Lactate to Drive Phenotypic Alterations

open access: yesActa Physiologica, Volume 242, Issue 10, October 2026.
ABSTRACT Background Chronic kidney disease (CKD) is characterized by progressive tubulointerstitial inflammation and fibrosis, particularly affecting the proximal tubule. Both proximal tubular epithelial cells and interstitial fibroblasts contribute to CKD progression through cell‐cycle arrest and phenotypic transitions.
Marie‐Christin Schulz   +8 more
wiley   +1 more source

Oxygen Sensitivity of Reporter Genes: Implications for Preclinical Imaging of Tumor Hypoxia

open access: yesMolecular Imaging, 2007
Reporter gene techniques have been applied toward studying the physiologic phenomena associated with tumor hypoxia, a negative prognostic indicator.
Ivana Cecic   +6 more
doaj   +1 more source

Extending Thymidine Kinase Activity to the Catalytic Repertoire of Human Deoxycytidine Kinase

open access: yes, 2016
Salvage of nucleosides in the cytosol of human cells is carried out by deoxycytidine kinase (dCK) and thymidine kinase 1 (TK1). Whereas TK1 is only responsible for thymidine phosphorylation, dCK is capable of converting dC, dA, and dG into their ...
Saugata Hazra (1322079)   +4 more
core   +1 more source

To Treat or Not to Treat: Navigating Early‐Stage CLL in the Era of Targeted Therapy

open access: yesEuropean Journal of Haematology, Volume 117, Issue 4, Page 750-766, October 2026.
ABSTRACT Chronic lymphocytic leukemia (CLL) is most frequently diagnosed at early, asymptomatic stages (Rai 0/Binet A), in which a watch‐and‐wait strategy remains the standard of care, based on historical trials demonstrating no overall survival benefit from early treatment.
Enrica Antonia Martino   +16 more
wiley   +1 more source

N-2 PHENYLDEOXYGUANOSINE A NOVEL SELECTIVE INHIBITOR OF HERPES SIMPLEX THYMIDINE KINASE

open access: yes, 1988
A series of N2-substituted guanine derivatives was screened against mammalian thymidine kinase and the thymidine kinase encoded by type I herpes simplex virus to examine their capacity to selectively inhibit the viral enzyme.
NOONAN T   +8 more
core   +1 more source

Transcriptomic and Metabolomic Profiling Identifies a Core Gene–Metabolite Axis Driving African Swine Fever Virus Replication in the Soft Tick Ornithodoros lahorensis

open access: yesThe FASEB Journal, Volume 40, Issue 17, 15 September 2026.
Transcriptomic and metabolomic profiling of Ornithodoros lahorensis during African swine fever virus (ASFV) infection reveals that ASFV rewires host purine/pyrimidine metabolism, lipid metabolism, and energy metabolism. A core gene‐metabolite regulatory axis consisting of 12 key genes and 8 signature metabolites is identified to support viral genome ...
Jin Luo   +9 more
wiley   +1 more source

The Human $\beta $-globin Gene and a Functional Viral Thymidine Kinase Gene in Developing Mice

open access: yes, 1981
THE HUMAN $\BETA $-GLOBIN GENE AND A FUNCTIONAL VIRAL THYMIDINE KINASE GENE IN DEVELOPING MICE The Human $\beta $-globin Gene and a Functional Viral Thymidine Kinase Gene in Developing Mice (78) (-
Wagner, Erwin F. Timothy A. Stewart Beatrice Mintz
core   +2 more sources

Molecular imaging using positron emission tomography in gastrointestinal malignancy [PDF]

open access: yes, 2010
Positron Emission Tomography (PET) with 18F-FDG has emerged as a powerful tool in oncology. Furthermore, recent advent of PET/CT and novel tracers are continually expanding its role.
Pakzad, F.
core  

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