Results 71 to 80 of about 7,457,680 (317)

Abrupt and persistent atmospheric circulation changes in the North Atlantic under La Niña conditions

open access: yesWeather and Climate Extremes, 2023
Several recent studies have linked the exceptional North Atlantic and Eurasian atmospheric evolution during late February and March 2018 to the Sudden Stratospheric Warming (SSW) that took place a few weeks earlier.
Marina García-Burgos   +5 more
doaj   +1 more source

Three-block exceptional collections over Del Pezzo surfaces

open access: yes, 1997
We study complete exceptional collections of coherent sheaves over Del Pezzo surfaces, which consist of three blocks such that inside each block all Ext groups between the sheaves are zero.
Karpov, Boris V., Nogin, Dmitri Yu.
core   +2 more sources

Intraoperative Collection of Ascitic Fluid With Intra‐ or Postoperative Reinfusion in Ovarian Cancer: Safety and Feasibility of a Roller Pumping Method

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Patients with ovarian cancer often present with massive ascites, leading to significant protein loss during surgical procedures. Although cell‐free concentrated ascites reinfusion therapy (CART) is used in palliative settings to mitigate protein loss, its application in intraoperative settings remains unexplored.
Yutaka Yoneoka   +7 more
wiley   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Extremely Exceptional Sets on Run-Length Function for Reals in Beta-Dynamical System

open access: yesAxioms
The extremely exceptional set for the run-length function in the beta-dynamical system is investigated in this study. For any real x in (0,1], the run-length function related to x that measures the maximal length of the initial digit sequence of the β ...
Lixuan Zheng, Ziying Wu, Na Yuan
doaj   +1 more source

PT symmetric dynamics in counter-rotating gyroscopic mechanical systems

open access: yesAIP Advances, 2021
Parity-time (PT) symmetry was first studied in quantum mechanical systems with a non-Hermitian Hamiltonian whose observables are real-valued. Most existing designs of PT symmetric systems in electronics, optics, and acoustics rely on an exact balance of ...
Bin Dong, Chengzhi Shi, Robert G. Parker
doaj   +1 more source

Lipshitz matchbox manifolds [PDF]

open access: yes, 2014
A matchbox manifold is a connected, compact foliated space with totally disconnected transversals; or in other notation, a generalized lamination. It is said to be Lipschitz if there exists a metric on its transversals for which the holonomy maps are ...
Hurder, Steven
core  

Exceptional sets for holomorphic Sobolev functions.

open access: yesMichigan Mathematical Journal, 1988
This paper is concerned with the holomorphic function theory of the unit ball \(B^ n\) in \({\mathbb{C}}^ n\). One can define holomorphic Sobolev spaces \(H^ p_{\beta}(B^ n)\) for \(p,\beta >0\) (recently introduced by Beatrous and Burbea). For example, when \(\beta =1\) the space consists of functions in the usual Hardy space \(H^ p(B^ n)\) whose ...
openaire   +3 more sources

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

open access: yesFEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo   +2 more
wiley   +1 more source

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