Results 41 to 50 of about 1,050,520 (237)

Modeling droplet collision and coalescence in an icing wind tunnel and the influence of these processes on droplet size distribution [PDF]

open access: yes, 2005
A theoretical model of a two-phase air/dispersed water spray flow in an icing wind tunnel is presented here. The mutual interactions taking place within the dispersed phase known as binary droplet collisions, as well as gravitational sedimentation are ...
Kollar, László E.   +2 more
core   +1 more source

Liver organoids: modelling complexity in homeostasis and disease

open access: yesFEBS Letters, EarlyView.
Studying liver in vitro has been challenging because simple 2D cell cultures fail to capture liver's cellular and architectural complexity. To bridge this gap, scientists increasingly use organoids, 3D liver models which better mimic liver composition and function. This review examines recent advances in liver organoid complexity and realism, discusses
Anna M. Dowbaj, Meritxell Huch
wiley   +1 more source

Autophagy and mitophagy in pancreatic β‐cell homeostasis and their involvement in diabetes pathophysiology

open access: yesFEBS Letters, EarlyView.
This review focuses on the role of autophagy and mitophagy in maintaining pancreatic β‐cell function and homeostasis. We discuss how genetic defects affecting these pathways contribute to the development of type 1, type 2, monogenic, and gestational diabetes. We further explore their potential as therapeutic targets. Created in BioRender.
Yunkyeong Lee   +2 more
wiley   +1 more source

Acoustic micro‐beam vortex generator for flow actuation inside droplets

open access: yesDroplet
Controlling acoustic streaming inside a droplet has excellent potential for enabling fluid and particle operations such as mixing, separation, and aggregation in various applications.
Diego Sánchez‐Saldaña   +2 more
doaj   +1 more source

Development of Model of Full-scale Separation System for Steam Generator

open access: yesYuanzineng kexue jishu, 2022
The separation system is an important part of the nuclear steam generator (SG), which is essential for the safe operation of the steam turbine in the nuclear power system.
ZENG Chunjie;WANG Mingjun;TIAN Wenxi;QIU Suizheng;SU Guanghui
doaj  

Liquid-liquid phase separation of protein tau: An emerging process in Alzheimer's disease pathogenesis

open access: yesNeurobiology of Disease, 2023
Metabolic reactions within cells occur in various isolated compartments with or without borders, the latter being known as membrane-less organelles (MLOs).
Hassan Ainani   +3 more
doaj   +1 more source

Structural and biochemical analysis of a B12 superbinder

open access: yesFEBS Letters, EarlyView.
BtuG proteins are vitamin B12 scavengers in Bacteroides thetaiotaomicron, a dominant human gut bacterium. We present crystal structures of three BtuG homologs bound to cobalamin and its precursor cobinamide, revealing picomolar binding affinities, among the highest known for any natural protein.
Jose M. Martinez Felices   +3 more
wiley   +1 more source

Numerical investigation of electrocoalescence-induced fluid demixing between parallel plates

open access: yesEuropean Mechanical Science
The efficient separation of dispersed phase droplets from a continuous phase in multiphase flow systems is essential for industries such as petroleum refining, pharmaceuticals, and food production.
Aslı Tiktaş
doaj   +1 more source

Control of pattern formation during phase separation initiated by a propagated trigger

open access: yesScientific Reports, 2017
Understanding pattern formation during phase separation is a key topic in materials science for the important role that patterns play in determining macroscopic physical properties.
Rei Kurita
doaj   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

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