Results 81 to 90 of about 2,099,251 (265)

Evaluating the involvement of autolysosomes in the nuclear translocation of fluorescent proteins

open access: yesFEBS Open Bio, EarlyView.
Endogenously expressed fluorescent proteins can be degraded by autophagy and transported to cell nuclei via the nuclear pore complex. But in some cell lines, for example, HeLa cells which are positive for immunoreactivity of a receptor ligand, such as UCN I, in cell nuclei, fusion of autolysosome with the nuclear envelope is involved in the nuclear ...
Keiichi Ikeda
wiley   +1 more source

Nanostructuration contrôlée de films de polymères [PDF]

open access: yes, 2011
Il est bien connu que la structuration de surface dans la nature est très importante et ses applications très répandues. Des modèles simples, comme les vagues de surface, sont indispensables dans certains processus naturels et peuvent avoir une ...
DRUMMOND, Carlos   +2 more
core  

Effect of terahertz irradiation on DNA damage repair in living cells

open access: yesFEBS Open Bio, EarlyView.
We investigated the effect of terahertz (THz) wave irradiation on DNA double‐strand break (DSB) repair in living cells. We found that THz irradiation enhanced DSB repair at specific frequencies, whereas heat treatment inhibited it, indicating that this effect is nonthermal and frequency‐specific.
Yuya Ueno   +3 more
wiley   +1 more source

Conformations des molécules de polymères lors de la rupture d une goutte de solution de polymères [PDF]

open access: yes, 2013
Les solutions de polymères de grand poids moléculaires sont des fluides modèles qui présentent des comportements non newtonien comme la rhéo-fluidification ou la visco-élasticité. Il existe de nombreuses techniques expérimentales permettant d'étudier ces
INGREMEAU, François, KELLAY, Hamid
core  

Evaluation de la biodégradabilité des polymères : du test normalisé aux conditions réelles

open access: yes, 2019
International audiencePour faire face à l'accumulation massive de déchets plastiques dans tous les compartiments de l'environnement, on assiste à l'émergence de nouveaux polymères dont le temps de résistance à la biodégradation serait équivalent au temps
Guy, Cesar, Gastaldi, Emmanuelle
core   +2 more sources

A new flow chip in combination with multiphoton microscopy as a protocol for longitudinal 3D imaging of tissue calcification under shear stress

open access: yesFEBS Open Bio, EarlyView.
Miniaturized flow chip platform enabling continuous perfusion and longitudinal multiphoton 3D imaging of vascular smooth muscle cell constructs under physiological flow. Brightfield imaging guides region selection, while CellTracker Green and mRuby‐labeled fetuin‐A visualize cells and mineral deposition, respectively. Magnesium supplementation markedly
Vytautas Kučikas   +6 more
wiley   +1 more source

Malformin A1–mediated cytotoxicity in ovarian cancer cells occurs through pyroptosis and autophagy

open access: yesFEBS Open Bio, EarlyView.
This study investigated the effects of the natural compound Malformin A1 (MA1) on the cytoskeleton that regulates cell proliferation and migration. Disruption of the cytoskeleton can impair these processes and promote cancer cell death. MA1 disrupted cytoskeletal organization, induced DNA damage, inflammation, activated autophagy, and pyroptosis ...
Nada Abdullah Hassan   +11 more
wiley   +1 more source

Systèmes polymères stimuli sensibles

open access: yes, 2014
International audienceThe polymers can be found in different forms in solution (particles, capsules, pseudo-micelles, hydrogels…) or on surface with important prospects in many field applications.
Le Cerf, Didier
core   +1 more source

Cationic Ring Opening polymerization of ε-caprolactam by a Montmorillonite Clay Catalyst

open access: yesBulletin of Chemical Reaction Engineering & Catalysis, 2014
The ring opening bulk polymerization of ε-caprolactam catalyzed by Maghnite-H+ was reported. Maghnite-H+ is a montmorillonite silicate sheet clay was prepared through a straight forward proton exchange process.
Djamal Eddine Kherroub   +2 more
doaj   +1 more source

Exploring the influence of lactoferrin on wound healing and related signaling pathways: a systematic review

open access: yesFEBS Open Bio, EarlyView.
Lactoferrin promotes wound healing by activating MAPK, PI3K/Akt, and extracellular matrix pathways, enhancing fibroblast remodeling, proliferation, and re‐epithelialization. These mechanisms highlight its therapeutic potential in inflammation control, tissue repair, and remodeling.
Morgana Lüdtke Azevedo   +4 more
wiley   +1 more source

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