Results 91 to 100 of about 57,780 (287)

Mechanical Stimuli‐Induced Manipulation of Malignant Behavior in Bioprinted Cancer Microtissues via PI3K/NF‐κB Activation

open access: yesAdvanced Science, EarlyView.
A mechanically tunable ECM platform is created by integrating dECM–alginate matrices with in‐bath tumor printing. The mechanically tunable ECM environment drives tumors to acquire hypoxia, mechanotransduction signaling, metastatic traits, and drug‐resistant phenotypes that collectively promote malignant transformation.
Seok‐Hyeon Lee   +8 more
wiley   +1 more source

Transcriptional regulation of human topoisomerase II beta : a thesis presented to Massey University in partial fulfilment of the requirements for the degree of Master of Science in Biochemistry [PDF]

open access: yes, 2006
Pages 24 and 25 are missing from the original copy.Topoisomerase II has an essential role in maintaining the DNA in the correct topological state required for various cellular processes.
Mawson, Claire
core  

Effects of an Unusual Poison Identify a Lifespan Role for Topoisomerase 2 in Saccharomyces Cerevisiae [PDF]

open access: yes, 2017
A progressive loss of genome maintenance has been implicated as both a cause and consequence of aging. Here we present evidence supporting the hypothesis that an age-associated decay in genome maintenance promotes aging in Saccharomyces cerevisiae (yeast)
Baxter, Bonnie   +13 more
core   +2 more sources

Cohesin causes replicative DNA damage by trapping DNA topological stress [PDF]

open access: yes, 2020
DNA topological stress inhibits DNA replication fork (RF) progression and contributes to DNA replication stress. In Saccharomyces cerevisiae, we demonstrate that centromeric DNA and the rDNA array are especially vulnerable to DNA topological stress ...
Baxter, Jonathan   +2 more
core   +1 more source

Crystal Structure of an Intact Type II DNA Topoisomerase: Insights into DNA Transfer Mechanisms [PDF]

open access: yesStructure, 2008
DNA topoisomerases resolve DNA topological problems created during transcription, replication, and recombination. These ubiquitous enzymes are essential for cell viability and are highly potent targets for the development of antibacterial and antitumoral drugs.
Graille, Marc   +8 more
openaire   +2 more sources

Antibody‐Empowered Nanomedicine for Precise Biomedical Applications

open access: yesAdvanced Science, EarlyView.
This review explores strategies for functionalizing nanoparticles with antibodies to construct antibody‐empowered nanomedicine. It discusses the classification of these nanomedicines based on antibody structure, with a specific focus on their biomedical applications in diagnostics, bioimaging, and therapeutics for various diseases.
Chen Chen   +7 more
wiley   +1 more source

Synthesis and In Vitro Cytotoxic Activity of N-2-(2-Furyl)-2-(chlorobenzyloxyimino)Ethyl Ciprofloxacin Derivatives

open access: yesE-Journal of Chemistry, 2011
Quinolone are a class of potent broad-spectrum antibacterial drugs that target the bacterial type II DNA topoisomerases (DNA gyrase) and topoisomerase IV.
Eskandar Alipour   +6 more
doaj   +1 more source

The African Swine Fever Virus (ASFV) Topoisomerase II as a Target for Viral Prevention and Control

open access: yesVaccines, 2020
African swine fever (ASF) is, once more, spreading throughout the world. After its recent reintroduction in Georgia, it quickly reached many neighboring countries in Eastern Europe.
João Coelho, Alexandre Leitão
doaj   +1 more source

Differential stability of DNA crossovers in solution mediated by divalent cations [PDF]

open access: yes, 2010
The assembly of DNA duplexes into higher-order structures plays a major role in many vital cellular functions such as recombination, chromatin packaging and gene regulation.
Timsit, Youri, Varnai, Peter
core   +2 more sources

Artificial Intelligence for Bone: Theory, Methods, and Applications

open access: yesAdvanced Intelligent Discovery, EarlyView.
Advances in artificial intelligence (AI) offer the potential to improve bone research. The current review explores the contributions of AI to pathological study, biomarker discovery, drug design, and clinical diagnosis and prognosis of bone diseases. We envision that AI‐driven methodologies will enable identifying novel targets for drugs discovery. The
Dongfeng Yuan   +3 more
wiley   +1 more source

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