Results 51 to 60 of about 2,475,365 (332)

A high-order nonconservative approach for hyperbolic equations in fluid dynamics

open access: yes, 2017
It is well known, thanks to Lax-Wendroff theorem, that the local conservation of a numerical scheme for a conservative hyperbolic system is a simple and systematic way to guarantee that, if stable, a scheme will provide a sequence of solutions that will ...
Abgrall, Remi   +2 more
core   +1 more source

Structural insights into lacto‐N‐biose I recognition by a family 32 carbohydrate‐binding module from Bifidobacterium bifidum

open access: yesFEBS Letters, EarlyView.
Bifidobacterium bifidum establishes symbiosis with infants by metabolizing lacto‐N‐biose I (LNB) from human milk oligosaccharides (HMOs). The extracellular multidomain enzyme LnbB drives this process, releasing LNB via its catalytic glycoside hydrolase family 20 (GH20) lacto‐N‐biosidase domain.
Xinzhe Zhang   +5 more
wiley   +1 more source

Ground state solution of a noncooperative elliptic system

open access: yes, 2013
In this paper, we study the existence of a ground state solution, that is, a non trivial solution with least energy, of a noncooperative semilinear elliptic system on a bounded domain.
Batkam, Cyril Joel
core   +1 more source

Weak Solutions for a Simple Hyperbolic System [PDF]

open access: yesElectronic Journal of Probability, 2001
The authors study the Cauchy problem for a semilinear hyperbolic system with the quadratic nonlinear term of special kind. They demonstrate existence and uniqueness of weak solutions. The direct method used is guided by the theory of measure-valued diffusions.
Lyne, Owen, Williams, David
openaire   +2 more sources

The zinc finger domains of PARP‐1 are selectively and potently inhibited by the Au(I)‐based drugs sodium aurothiomalate and aurothioglucose

open access: yesFEBS Letters, EarlyView.
PARP‐1 is a key enzyme in the DNA damage response, and its inhibition induces cancer cell death via synthetic lethality. Au(I)‐based drugs, such as aurothioglucose and sodium aurothiomalate, block PARP‐1's DNA‐dependent activity by targeting its zinc finger domains.
Uliana Bashtanova, Melinda Jane Duer
wiley   +1 more source

Weak solutions of boundary value problems in nontube domains for fourth-order equations of composite type

open access: yesMathematical Modelling and Analysis, 2011
In the paper existence and uniqueness of weak solutions of boundary value problems in nontube domains for fourth-order equations of composite type are proved by methods of functional analysis.
Victor Korzyuk, Olga Kovnatskaya
doaj   +1 more source

Weak Solution for a Class of Fully Nonlinear Stochastic Hamilton-Jacobi-Bellman Equations [PDF]

open access: yes, 2015
This paper is concerned with the stochastic Hamilton-Jacobi-Bellman equation with controlled leading coefficients, which is a type of fully nonlinear backward stochastic partial differential equation (BSPDE for short).
Qiu, Jinniao
core  

More on McVittie's Legacy: A Schwarzschild - de Sitter black and white hole embedded in an asymptotically $\Lambda$CDM cosmology

open access: yes, 2011
Recently Kaloper, Kleban and Martin reexamined the McVittie solution and argued, contrary to a very widely held belief, that the solution contains a black hole in an expanding universe.
Abdelqader, Majd, Lake, Kayll
core   +1 more source

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

Existence of axisymmetric weak solutions of the 3-D Euler equations for near-vortex-sheet initial data

open access: yesElectronic Journal of Differential Equations, 1998
We study the initial value problem for the 3-D Euler equation when the fluid is inviscid and incompressible, and flows with axisymmetry and without swirl.
Dongho Chae, Oleg Yu Imanuvilov
doaj  

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