Results 61 to 70 of about 170,403 (264)

Complex singular wishart matrices and applications

open access: yesComputers & Mathematics with Applications, 2005
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Ratnarajah, T., Vaillancourt, R.
openaire   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Singularities of Euler flow? Not out of the blue! [PDF]

open access: yes, 2002
Does three-dimensional incompressible Euler flow with smooth initial conditions develop a singularity with infinite vorticity after a finite time? This blowup problem is still open.
Bec, J., Frisch, U., Matsumoto, T.
core  

Complex-temperature singularities of Ising models [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 1996
4 pages, latex, to appear in the Proceedings of Lattice ...
openaire   +2 more sources

Molecular bases of circadian magnesium rhythms across eukaryotes

open access: yesFEBS Letters, EarlyView.
Circadian rhythms in intracellular [Mg2+] exist across eukaryotic kingdoms. Central roles for Mg2+ in metabolism suggest that Mg2+ rhythms could regulate daily cellular energy and metabolism. In this Perspective paper, we propose that ancestral prokaryotic transport proteins could be responsible for mediating Mg2+ rhythms and posit a feedback model ...
Helen K. Feord, Gerben van Ooijen
wiley   +1 more source

Complex Riemannian Spacetime and Singularity-Free Black Holes and Cosmology

open access: yesAxioms
An approach is presented to address singularities in general relativity using a complex Riemannian spacetime extension. We demonstrate how this method can be applied to both black hole and cosmological singularities, specifically focusing on the ...
John W. Moffat
doaj   +1 more source

Non compact boundaries of complex analytic varieties in Hilbert spaces

open access: yesComplex Manifolds, 2014
We treat the boundary problem for complex varieties with isolated singularities, of complex dimension greater than or equal to 3, non necessarily compact, which are contained in strongly convex, open subsets of a complex Hilbert space H.We deal with the ...
Mongodi Samuele, Saracco Alberto
doaj   +1 more source

Classification of cubic differential systems with invariant straight lines of total multiplicity eight and two distinct infinite singularities

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2015
In this article we prove a classification theorem (Main theorem) of real planar cubic vector fields which possess two distinct infinite singularities (real or complex) and eight invariant straight lines, including the line at infinity and including ...
Cristina Bujac, Nicolae Vulpe
doaj   +1 more source

Crosstalk between the ribosome quality control‐associated E3 ubiquitin ligases LTN1 and RNF10

open access: yesFEBS Letters, EarlyView.
Loss of the E3 ligase LTN1, the ubiquitin‐like modifier UFM1, or the deubiquitinating enzyme UFSP2 disrupts endoplasmic reticulum–ribosome quality control (ER‐RQC), a pathway that removes stalled ribosomes and faulty proteins. This disruption may trigger a compensatory response to ER‐RQC defects, including increased expression of the E3 ligase RNF10 ...
Yuxi Huang   +8 more
wiley   +1 more source

Singular Reduction of Generalized Complex Manifolds [PDF]

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2010
In this paper, we develop results in the direction of an analogue of Sjamaar and Lerman's singular reduction of Hamiltonian symplectic manifolds in the context of reduction of Hamiltonian generalized complex manifolds (in the sense of Lin and Tolman).
openaire   +5 more sources

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