Results 51 to 60 of about 2,070,503 (296)

Classical and Quantum-like approaches to Charged-Particle Fluids in a Quadrupole [PDF]

open access: yes, 2001
A classical description of the dynamics of a dissipative charged-particle fluid in a quadrupole-like device is developed. It is shown that the set of the classical fluid equations contains the same information as a complex function satisfying a ...
Chen F F   +15 more
core   +2 more sources

Structural dynamics of the plant hormone receptor ETR1 in a native‐like membrane environment

open access: yesFEBS Letters, EarlyView.
The present study unveils the structural and signaling dynamics of ETR1, a key plant ethylene receptor. Using an optimized nanodisc system and solution NMR, we captured full‐length ETR1 in a native‐like membrane environment. Our findings reveal dynamic domain uncoupling and Cu(I)‐induced rigidification, providing the first evidence of metal‐triggered ...
Moritz Lemke   +2 more
wiley   +1 more source

Comparison of computational fluid dynamics and fluid structure interaction models for the performance prediction of tidal current turbines

open access: yesJournal of Ocean Engineering and Science, 2020
CFD models perform rigid body simulations and ignore the hydroelastic behavior of turbine blades. In reality, the tidal turbine blades deform due to the onset flow.
Mujahid Badshah   +2 more
doaj   +1 more source

Capturing the Knudsen layer in continuum-fluid models of non-equilibrium gas flows [PDF]

open access: yes, 2005
In hypersonic aerodynamics and microflow device design, the momentum and energy fluxes to solid surfaces are often of critical importance. However, these depend on the characteristics of the Knudsen layer - the region of local non-equilibrium existing up
Gallis, Michael A.   +2 more
core   +1 more source

From lactation to malignancy: A comparison between healthy and cancerous breast gland at single‐cell resolution reveals new issues for tumorigenesis

open access: yesFEBS Letters, EarlyView.
Single‐cell RNA sequencing reveals an opposite role of SLPI in basal tumors based on metastatic spread, along with shared activation of specific regulons in cancer cells and mature luminal lactocytes, as well as downregulation of MALAT1 and NEAT1 in the latter.
Pietro Ancona   +4 more
wiley   +1 more source

Analysis of feedback fluid queues [PDF]

open access: yes, 2000
In this article we consider the stationary behaviour of a class of feedback fluid queues. A feedback fluid queue is a natural generalisation of the well-known Markov modulated fluid queue.
Scheinhardt, W.R.W.
core   +2 more sources

Fluid Communities: A Competitive, Scalable and Diverse Community Detection Algorithm

open access: yes, 2017
We introduce a community detection algorithm (Fluid Communities) based on the idea of fluids interacting in an environment, expanding and contracting as a result of that interaction.
Ayguadé, Eduard   +7 more
core   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Current Concepts of Immunology and Diagnosis in Amniotic Fluid Embolism

open access: yesClinical and Developmental Immunology, 2012
Amniotic fluid embolism (AFE) is one of the leading causes of maternal mortality and morbidity in developed countries. Current thinking about pathophysiology has shifted away from embolism toward a maternal immune response to the fetus.
Michael D. Benson
doaj   +1 more source

Cell-Free Amniotic Fluid and Regenerative Medicine: Current Applications and Future Opportunities

open access: yesBiomedicines, 2022
Amniotic fluid (AF) provides critical biological and physical support for the developing fetus. While AF is an excellent source of progenitor cells with regenerative properties, recent investigations indicate that cell-free AF (cfAF), which consists of ...
Charles M. Bowen   +4 more
doaj   +1 more source

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