Results 171 to 180 of about 2,307,592 (280)

The DNA helicase RTEL1 is involved in the repair of replicative DNA damage independently of the alternative end joining and the DNA–protein cross‐link repair pathways in Arabidopsis

open access: yesThe Plant Journal, Volume 126, Issue 3, May 2026.
SUMMARY Recent studies indicate that the Fe–S DNA helicase RTEL1 plays an important role in replicative DNA repair in plants. Since non‐homologous end joining (NHEJ) and DNA–protein cross‐link (DPC) repair also protect DNA replication in Arabidopsis, we set out to further define the interactions of RTEL1 and these pathways by analyzing double mutants ...
Lara Goldkuhle   +4 more
wiley   +1 more source

Differential expression of DNA topoisomerases I and II during the eukaryotic cell cycle.

open access: yesProceedings of the National Academy of Sciences of the United States of America, 1988
Margarete M. S. Heck   +2 more
semanticscholar   +1 more source

Elucidating the Solvent‐Dependent Solvation and Structural Stability of Irinotecan: A Molecular Simulation Study

open access: yesChemPhysChem, Volume 27, Issue 8, 28 April 2026.
The solvation preference of irinotecan is governed by a competition between cavity formation and electrostatic stabilization. Computations reveal that the high cost of breaking water's hydrogen bond network outweighs its electrostatic benefits. In contrast, polar aprotic solvents (e.g., pyridine) offer an optimal thermodynamic balance, providing strong
Martin M. Bitabo   +4 more
wiley   +1 more source

Eukaryotic DNA topoisomerases: two forms of type I DNA topoisomerases from HeLa cell nuclei.

open access: yesProceedings of the National Academy of Sciences of the United States of America, 1981
Leroy F. Liu, Kathryn G. Miller
semanticscholar   +1 more source

Metalloids: Semi as Metals yet Full of Antimicrobial Potential

open access: yesChemMedChem, Volume 21, Issue 7, 14 April 2026.
Metalloids such as boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), and tellurium (Te) bridge metals and non‐metals, displaying unique chemical versatility. Recent research highlights their diverse antimicrobial and therapeutic potentials, from natural products to synthetic organic and organometallic molcules, underscoring renewed ...
Kevin Böhm   +2 more
wiley   +1 more source

Tightening of DNA knots by supercoiling facilitates their unknotting by type II DNA topoisomerases

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2011
Guillaume Witz, G. Dietler, A. Stasiak
semanticscholar   +1 more source

Characterization of a prokaryotic topoisomerase I activity in chloroplast extracts of maize [PDF]

open access: yes, 1983
Siedlecki, Janusz   +2 more
core  

Roles of DNA topoisomerases in simian virus 40 DNA replication in vitro.

open access: yesProceedings of the National Academy of Sciences of the United States of America, 1987
Liu Yang   +4 more
semanticscholar   +1 more source

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