Results 11 to 20 of about 1,299 (83)

Insights into the cellular pharmacokinetics and pharmacodynamics of thiopurine antimetabolites in a model of human intestinal cells [PDF]

open access: yes, 2021
Thiopurines, immunomodulating drugs used in the management of different chronic autoimmune conditions and as anti-leukemic agents, may exert in some cases gastrointestinal toxicity.
Di Paolo V.   +6 more
core   +1 more source

Oxidatively-generated damage to DNA and proteins mediated by photosensitized UVA [PDF]

open access: yes, 2016
UVA accounts for about 95% of the solar ultraviolet (UV) radiation that reaches Earth and most likely contributes to human skin cancer risk. In contrast to UVB, which comprises the remaining 5% and is absorbed by DNA nucleobases to cause direct ...
Karran, Peter, Guven, Melisa, Brem, Reto
core   +1 more source

Exploring ribozymes, riboswitches and RNA modifications

open access: yes, 2018
Ribonukleinsäuren (RNA) haben verschiedene Elemente mit denen sie die Regulation von Genen steuern können. Während einige durch Konformationsänderungen aktiv werden, wie zum Beispiel Ribozyme und Riboschalter, stützen sich andere RNAs auf Modifikationen ...
Gasser, Catherina
core   +3 more sources

Physiologically based pharmacokinetic modelling of methotrexate and 6-mercaptopurine in adults and children. Part 2: 6-mercaptopurine and its interaction with methotrexate.

open access: yes, 2014
6-mercaptopurine (6-MP) is a purine antimetabolite and prodrug that undergoes extensive intracellular metabolism to produce thionucleotides, active metabolites which have cytotoxic and immunosuppressive properties.
Aarons, Leon; id_orcid   +1 more
core   +1 more source

Studies of some thionucleotides of prebiotic interests

open access: yes, 1978
Due to the character of the original source materials and the nature of batch digitization, quality control issues may be present in this document. Please report any quality issues you encounter to digital@library.tamu.edu, referencing the URI of the ...
Chou, Christie Shu-Tung
core   +1 more source

Oxidatively-generated damage to DNA and proteins mediated by photosensitized UVA

open access: yes, 2020
UVA accounts for about 95% of the solar ultraviolet (UV) radiation that reaches Earth and most likely contributes to human skin cancer risk. In contrast to UVB, which comprises the remaining 5% and is absorbed by DNA nucleobases to cause direct ...
Reto Brem (8017)   +2 more
core  

Model Systems for Metal - DNA Interactions. With a Focus on Anticancer Active Platinum(II) Complexes.

open access: yes, 1997
Reactions of trans-dicyanodichloroaurate(III) trans-dibromodicyanoaurate(III), trans-diamminedichlorogold(III), cis-diammine(aqua)chloroplatinum(II), cis-ammineaqua-(cyclohexylamine)chloroplatinum(II), chloro(terpyridine)platinum(II) and chloro ...
Ericson, Anna
core   +1 more source

Expression of cGMP-dependent protein kinase I and phosphorylation of its substrate, vasodilator-stimulated phosphoprotein, in human endothelial cells of different origin

open access: yes, 1995
Previous studies demonstrated that the thrombin-induced permeability of endothelial cell monolayers is reduced by the elevation of cGMP. In the present study, the presence of cGMP-dependent protein kinase (cGMP-PK) immunoreactivity and activity in ...
Vaandrager, A.B.   +5 more
core  

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