Results 31 to 40 of about 55,674 (265)

Effects of confinement and orientation on the thermoelectric power factor of silicon nanowires [PDF]

open access: yesPhysical Review B, 2011
49 pages, 11 ...
Neophytou, Neophytos, Kosina, Hans
openaire   +2 more sources

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Disentangling Steric and Electrostatic Factors in Nanoscale Transport through Confined Space [PDF]

open access: yesBiophysical Journal, 2013
The voltage-driven passage of biological polymers through nanoscale pores is an analytically, technologically, and biologically relevant process. Despite various studies on homopolymer translocation there are still several open questions on the fundamental aspects of pore transport.
Buchsbaum, SF   +7 more
openaire   +4 more sources

Septin 9 PB domains coordinate centrosome positioning and microtubule acetylation to control epithelial polarity

open access: yesFEBS Letters, EarlyView.
Septin 9 polybasic domains couple phosphoinositide‐rich membrane binding to centrosome positioning, Golgi organization, and microtubule acetylation to control epithelial polarity. Their loss disrupts this axis, causing centrosome mispositioning, Golgi fragmentation, reduced microtubule acetylation, and polarity inversion via upregulation of the ...
Ting ting Cai   +4 more
wiley   +1 more source

Hybrid Nonlinear InAs/2D‐Graphene/SiO2 Plasmonic Waveguides at 3.55–4.55 μm Mid‐IR: Optical Characterization and Performance

open access: yesAdvanced Photonics Research
Outstanding optical and electronic properties of indium arsenide (InAs) as III–V semiconductor (high refractive index, high electron mobility, direct and narrow energy bandgap, low free‐carrier relaxation time, and high Kerr nonlinear coefficient) make ...
A. B. Traseira Pena   +2 more
doaj   +1 more source

Integrated modeling of improving core confinement with ECW based on HL-3 hybrid scenario

open access: yesNuclear Engineering and Technology
The control of safety factor profile helps to reduce turbulent transport and improve core confinement. Based on HL-3 device parameters, this study employs METIS to investigate control laws of safety factor profile through adjustments of ECW power peak ...
Peng Yu   +7 more
doaj   +1 more source

The ubiquitin‐proteasome system and autophagy as guardians of the cellular proteome

open access: yesFEBS Letters, EarlyView.
This Perspective covers the three principles governing the crosstalk between the ubiquitin‐proteasome system and autophagy in cellular proteostasis: (1) a shared ubiquitin code routing substrates via shuttle factors or autophagy receptors; (2) spatial compartmentalization into phase‐separated degradation hubs and organelle‐specific modules (exemplified
Ivan Dikic
wiley   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

The Possible Role of Chromogranin A as a Prognostic Factor in Organ-Confined Prostate Cancer

open access: yesThe International Journal of Biological Markers, 2006
The clinical significance of neuroendocrine differentiation in patients who have undergone surgery for localized prostate cancer is still unclear. The aims of this study were to assess the relationship between serum neuroendocrine markers and well-known prognostic factors in prostate cancer (pathological staging, definitive Gleason score and serum PSA)
GRIMALDI F   +6 more
openaire   +5 more sources

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

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