Results 51 to 60 of about 619,613 (312)

Damage stability of ships as a safety criterion for optimisation tools [PDF]

open access: yes, 2006
A literature overview of past optimisation studies revealed that whilst satisfaction of intact stability requirements has been built into existing alternative hull form optimisation packages, seeking improved hydrodynamic hull forms in terms of ...
Saydan, Deniz, Saydan, Deniz .
core  

A novel role for the peptidyl-prolyl cis-trans isomerase Cyclophilin A in DNA-repair following replication fork stalling via the MRE11-RAD50-NBS1 complex

open access: yesEMBO Reports
Cyclosporin A (CsA) induces DNA double-strand breaks in LIG4 syndrome fibroblasts, specifically upon transit through S-phase. The basis underlying this has not been described.
Marisa Bedir   +5 more
doaj   +1 more source

Protein Phosphatase 1 Recruitment by Rif1 Regulates DNA Replication Origin Firing by Counteracting DDK Activity

open access: yesCell Reports, 2014
The firing of eukaryotic origins of DNA replication requires CDK and DDK kinase activities. DDK, in particular, is involved in setting the temporal program of origin activation, a conserved feature of eukaryotes.
Anoushka Davé   +3 more
doaj   +1 more source

Structural basis for the inactivation of cytosolic DNA sensing by the vaccinia virus

open access: yesNature Communications, 2022
Vaccinia virus expresses two proteins that interfere with the host immune response. Here, authors provide the structural basis for this viral defence mechanism, conserved in other poxviruses such as the causatives agents of smallpox and monkeypox.
Angel Rivera-Calzada   +8 more
doaj   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Recruitment kinetics of DNA repair proteins Mdc1 and Rad52 but not 53BP1 depend on damage complexity. [PDF]

open access: yes, 2012
The recruitment kinetics of double-strand break (DSB) signaling and repair proteins Mdc1, 53BP1 and Rad52 into radiation-induced foci was studied by live-cell fluorescence microscopy after ion microirradiation.
Hilmar Strickfaden (148181)   +35 more
core   +1 more source

PARP3 is a sensor of nicked nucleosomes and monoribosylates histone H2BGlu2

open access: yesNature Communications, 2016
Chromosomal single-strand DNA breaks occur frequently and require repair to avoid disease outcomes. Here, the authors show that in bird cells, PARP3 accelerates this repair, and use structural biology and cell biology techniques to reveal details of the ...
Gabrielle J. Grundy   +12 more
doaj   +1 more source

Characterisation of a stably integrated expression system for exogenous protein expression in DT40 [version 1; referees: 2 approved, 1 approved with reservations]

open access: yesWellcome Open Research, 2017
The use of constitutive promoters to drive exogenous protein expression is an important tool for the study of diverse biological processes. To create and characterise a stably integrated expression system for DT40 cells, we constructed integration ...
Meliti Skouteri   +2 more
doaj   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Dynamic stability analysis with nonlocal damage [PDF]

open access: yesComputers & Structures, 1988
Abstract The classic localization instability analysis for strain-softening materials is expanded to dynamic solutions. The nonlocal continuum with local strain, which ensures proper convergence of finite element calculations and physically realistic solutions, is adopted in its simplified form, the nonlocal damage model.
Gilles Pijaudier-Cabot   +1 more
openaire   +1 more source

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