Results 11 to 20 of about 124,631 (174)

Drosophila RecQ4 Is Directly Involved in Both DNA Replication and the Response to UV Damage in S2 Cells. [PDF]

open access: yes, 2012
The RecQ4 protein shows homology to both the S.cerevisiae DNA replication protein Sld2 and the DNA repair related RecQ helicases. Experimental data also suggest replication and repair functions for RecQ4, but the precise details of its involvement remain
Cotterill, S   +6 more
core   +5 more sources

RRx-001 in Refractory Small-Cell Lung Carcinoma: A Case Report of a Partial Response after a Third Reintroduction of Platinum Doublets. [PDF]

open access: yes, 2016
RRx-001 is a pan-active, systemically nontoxic epigenetic inhibitor under investigation in advanced non-small cell lung cancer, small-cell lung cancer and high-grade neuroendocrine tumors in a Phase II clinical trial entitled TRIPLE THREAT (NCT02489903),
Brzezniak, Christina   +12 more
core   +10 more sources

Protective role of rosemary extract against Etoposide induced liver toxicity, injury and KI67 alterations in rats [PDF]

open access: yesJournal of Bioscience and Applied Research, 2019
Etoposide is chemotherapeutic drugs that inhibit topoisomerase II activity and long been used for the treatment of human malignancies. The present study was designed to investigate the possible protective effect of rosemary extract against Etoposide ...
Ehab Tousson   +3 more
doaj   +1 more source

MRE11 facilitates the removal of human topoisomerase II complexes from genomic DNA [PDF]

open access: yes, 2012
Topoisomerase II creates a double-strand break intermediate with topoisomerase covalently coupled to the DNA via a 5'-phosphotyrosyl bond. These intermediate complexes can become cytotoxic protein-DNA adducts and DSB repair at these lesions requires ...
Austin, Caroline   +10 more
core   +3 more sources

Combinational Inhibition of P-Glycoprotein-Mediated Etoposide Transport by Zosuquidar and Polysorbate 20

open access: yesPharmaceutics, 2023
P-glycoprotein (P-gp) limits the oral absorption of drug substances. Potent small molecule P-gp inhibitors (e.g., zosuquidar) and nonionic surfactants (e.g., polysorbate 20) inhibit P-gp by proposedly different mechanisms.
Rasmus Blaaholm Nielsen   +5 more
doaj   +1 more source

RanBP2-Mediated SUMOylation Promotes Human DNA Polymerase Lambda Nuclear Localization and DNA Repair [PDF]

open access: yes, 2020
Cellular DNA is under constant attack by a wide variety of agents, both endogenous and exogenous. To counteract DNA damage, human cells have a large collection of DNA repair factors. Among them, DNA polymerase lambda (Polλ) stands out for its versatility,
Cortés Ledesma, Felipe   +4 more
core   +1 more source

Cisplatin-based chemotherapy of testicular cancer - Two decades after a major breakthrough [PDF]

open access: yes, 2000
Two decades ago the introduction of cisplatin-based combination chemotherapy has dramatically improved the prognosis of patients with metastatic testicular cancer, At present 3 cycles of cisplatin, etoposide and bleomycin are considered as standard ...
Gerl, Arthur
core   +1 more source

Topoisomerase Inhibitors Increase Episomal DNA Expression by Inducing the Integration of Episomal DNA in Hepatic Cells

open access: yesPharmaceutics, 2023
Gene therapy is a promising strategy to treat and cure most inherited metabolic liver disorders. Viral vectors such as those based on adeno-associated viruses (AAVs) and lentiviruses (LVs) are used as vehicles to deliver functional genes to affected ...
Andoni Gómez-Moreno   +8 more
doaj   +1 more source

Nuclear translocation of Cyclin B1 marks the restriction point for terminal cell cycle exit in G2 phase [PDF]

open access: yes, 2014
Upon DNA damage, cell cycle progression is temporally blocked to avoid propagation of mutations. While transformed cells largely maintain the competence to recover from a cell cycle arrest, untransformed cells past the G1/S transition lose mitotic ...
Cascales, H.S.   +4 more
core   +4 more sources

Polyester-Based Dendrimer Nanoparticles Combined with Etoposide Have an Improved Cytotoxic and Pro-Oxidant Effect on Human Neuroblastoma Cells

open access: yesAntioxidants, 2020
Etoposide (ETO) is a cytotoxic drug that exerts its effect by increasing reactive oxygen species (ROS) production. Although ETO is widely used, fast metabolism, poor solubility, systemic toxicity, and multi-drug resistance induction all limit its ...
Silvana Alfei   +2 more
doaj   +1 more source

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