Results 131 to 140 of about 55,124 (278)

CpG Methylation‐Driven Pleiotropic Spliced Isoforms of PRSS3 Facilitate Gastric Intratumor Heterogeneity and Metastasis

open access: yesCancer Science, EarlyView.
Aberrant spliced isoforms of PRRS3, which are regulated by epigenetic mechanisms, contribute to increased cellular heterogeneity and promote metastasis in gastric cancer (GC). This study underscores the significant involvement of methylation‐driven alternative splicing in tumor heterogeneity and suggests that these spliced isoforms may serve as more ...
Mengdi Pang   +15 more
wiley   +1 more source

Functional renormalization group for quantized anharmonic oscillator

open access: yes, 2010
Functional renormalization group methods formulated in the real-time formalism are applied to the $O(N)$ symmetric quantum anharmonic oscillator, considered as a $0+1$ dimensional quantum field-theoric model, in the next-to-leading order of the gradient ...
Nagy, S., Sailer, K.
core   +1 more source

Computing Skinning Weights via Convex Duality

open access: yesComputer Graphics Forum, EarlyView.
We present an alternate optimization method to compute bounded biharmonic skinning weights. Our method relies on a dual formulation, which can be optimized with a nonnegative linear least squares setup. Abstract We study the problem of optimising for skinning weights through the lens of convex duality.
J. Solomon, O. Stein
wiley   +1 more source

ArchPy and MODFLOW: Toward a General Integration of Heterogeneity into Groundwater Models

open access: yesGroundwater, EarlyView.
Abstract Groundwater models are important and useful tools for answering scientific and technical questions about the quantity and quality of groundwater, as well as for making critical management decisions. However, the heterogeneity of subsurface properties, such as hydraulic conductivity, is known to play a central role in groundwater flow and ...
Ludovic Schorpp   +3 more
wiley   +1 more source

Impact of topology in foliated quantum Einstein gravity

open access: yesEuropean Physical Journal C: Particles and Fields, 2017
We use a functional renormalization group equation tailored to the Arnowitt–Deser–Misner formulation of gravity to study the scale dependence of Newton’s coupling and the cosmological constant on a background spacetime with topology $$S^1 \times S^d$$ S ...
W. B. Houthoff, A. Kurov, F. Saueressig
doaj   +1 more source

Spectral functions in holographic renormalization group flows [PDF]

open access: yesJournal of High Energy Physics, 2009
The spectrum of two-point functions in a holographic renormalization group flow from an ultraviolet (UV) to an infrared (IR) conformal fixed point is necessarily continuous. For a toy model, the spectral function does not only show the expected UV and IR behaviours, but other interesting features such as sharp peaks and oscillations in the UV.
openaire   +4 more sources

Comparative proteomics analysis of root and nodule mitochondria of soybean

open access: yesPlant, Cell &Environment, EarlyView.
Abstract Legumes perform symbiotic nitrogen fixation through rhizobial bacteroids housed in specialised root nodules. The biochemical process is energy‐intensive and consumes a huge carbon source to generate sufficient reducing power. To maintain the symbiosis, malate is supplied by legume nodules to bacteroids as their major carbon and energy source ...
Wai‐Ching Sin   +4 more
wiley   +1 more source

Angle-resolved study of density-waves, superconductivity and pseudogap in two dimensions

open access: yes, 2002
Weakly correlated electrons on a square lattice are studied by angle-resolved functional renormalization group. Upon renormalization the interaction starts to depend on momenta and has pole-like solutions near a doping-dependent characteristic critical ...
Zanchi, D.
core   +2 more sources

ß-functions and the exact renormalization group

open access: yesNuclear Physics B, 1988
Abstract We relate s-functions to the flow of relevant couplings in the exact renormalization group. The specific case of a cutoff γφ 4 theory in four dimensions is discussed in detail. The underlying idea of convergence of the flow of effective lagrangians is developed to identify the s-functions.
Jun Liu, James Hughes
openaire   +2 more sources

Microelectrode recordings from the human cervical vagus nerve during maximal breath‐holds

open access: yesExperimental Physiology, EarlyView.
Abstract Voluntary breath‐holds can be sustained for a long time following training, but ultimately, regardless of duration, the asphyxic break‐point is reached and the apnoea terminated. The physiological changes occurring during the apnoea include a marked increase in sympathetically‐mediated vasoconstriction in non‐essential organs, such as skeletal
Vaughan G. Macefield   +7 more
wiley   +1 more source

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