Results 91 to 100 of about 7,959,436 (371)

A stepwise emergence of evolution in the RNA world

open access: yesFEBS Letters, EarlyView.
How did biological evolution emerge from chemical reactions? This perspective proposes a gradual scenario of self‐organization among RNA molecules, where catalytic feedback on random mixtures plays the central role. Short oligomers cross‐ligate, and self‐assembly enables heritable variations. An event of template‐externalization marks the transition to
Philippe Nghe
wiley   +1 more source

Existence of Compactly Supported Global Minimisers for the Interaction Energy

open access: yes, 2015
The existence of compactly supported global minimisers for continuum models of particles interacting through a potential is shown under almost optimal hypotheses.
Carrillo, J. A.   +2 more
core   +1 more source

P‐glycoprotein modulates the fluidity gradient of the plasma membrane of multidrug resistant CHO cells

open access: yesFEBS Letters, EarlyView.
To explore the impact of the overexpression of the multidrug‐transporter P‐glycoprotein (ABCB1) on membrane fluidity, we compared the transversal gradient of mobility and microviscosity in plasma membranes of drug‐sensitive Chinese hamster ovary cells (AuxB1) and their multidrug‐resistant derivatives (B30) using the fluorescent n‐(9‐anthroyloxy) fatty ...
Roger Busche   +2 more
wiley   +1 more source

Existence of Global Weak Solutions for Some Polymeric Flow Models [PDF]

open access: yes, 2004
We study the existence of global-in-time weak solutions to a coupled microscopic-macroscopic bead-spring model which arises from the kinetic theory of diluted solutions of polymeric liquids with noninteracting polymer chains.
Barrett, John W.   +2 more
core  

A global existence result for a zero Mach number system

open access: yes, 2013
This paper is to study global-in-time existence of weak solutions to zero Mach number system which derives from the full Navier-Stokes system, under a special relationship between the viscosity coefficient and the heat conductivity coefficient such that,
Liao, Xian
core   +1 more source

Circulating histones as clinical biomarkers in critically ill conditions

open access: yesFEBS Letters, EarlyView.
Circulating histones are emerging as promising biomarkers in critical illness due to their diagnostic, prognostic, and therapeutic potential. Detection methods such as ELISA and mass spectrometry provide reliable approaches for quantifying histone levels in plasma samples.
José Luis García‐Gimenez   +17 more
wiley   +1 more source

The Existence of Subak in Responding To the Challenges of Globalization [PDF]

open access: yesJournal of Economics, Finance And Management Studies, 2022
This study describes the existence of subak as a traditional agricultural irrigation system in Bali in maintaining its existence in the midst of the rapidly changing issue of globalism. The challenge for Subak in the future is to be able to adapt to changes that occur without leaving the entity as a traditional organization that must maintain the noble
openaire   +2 more sources

Global existence and semiclassical limit for quantum hydrodynamic equations with viscosity and heat conduction [PDF]

open access: yes, 2015
The hydrodynamic equations with quantum effects are studied in this paper. First we establish the global existence of smooth solutions with small initial data and then in the second part, we establish the convergence of the solutions of the quantum ...
Xueke Pu, B. Guo
semanticscholar   +1 more source

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