Results 91 to 100 of about 1,624,308 (352)

Pollen Aquaporins: the solute factor

open access: yesFrontiers in Plant Science, 2016
In the recent years, the biophysical properties and presumed physiological role of aquaporins (AQPs) have been expanded to specialized cells where water and solute exchange are crucial traits.
Juliana Andrea Pérez Di Giorgio   +6 more
doaj   +1 more source

Microfluidic electro‐viscoelastic manipulation of extracellular vesicles

open access: yesFEBS Open Bio, EarlyView.
The electro‐viscoelastic manipulation as a potential method for separation of particles based on size. The particles introduced as a sheath flow migrate to the channel center under the influence of simultaneously applied electric field and pressure driven flow.
Seyedamirhosein Abdorahimzadeh   +7 more
wiley   +1 more source

Unsteady squeezing flow of Cu-Al2O3/water hybrid nanofluid in a horizontal channel with magnetic field [PDF]

open access: gold, 2021
Najiyah Safwa Khashi’ie   +3 more
openalex   +1 more source

Dynamic hydration valve controlled ion permeability and stability of NaK channel [PDF]

open access: yes, 2008
The K^+^, Na^+^, Ca^2+^ channels are essential to neural signalling, but our current knowledge at atomic level is mainly limited to that of K^+^ channels.
Rong Shen, Wanlin Guo, Wenyu Zhong
core   +1 more source

On the Physics of Size Selectivity

open access: yes, 2005
We demonstrate that two mechanisms used by biological ion channels to select particles by size are driven by entropy. With uncharged particles in an infinite cylinder, we show that a channel that attracts particles is small-particle selective and that a ...
B. Hille   +3 more
core   +1 more source

Calcium‐sensing receptor induces the apoptosis of chondrocytes in cooperation with phosphate transporter

open access: yesFEBS Open Bio, EarlyView.
Excess Ca2+ ions activate the Calcium‐Sensing Receptor (CaSR), which subsequently drives the uptake of excess inorganic phosphate (Pi) via the Pi transporter (Pit−1) in chondrocytes. This mechanism causes a toxic increase in intracellular Pi concentration, ultimately leading to chondrocyte apoptosis and pathological mineralization. Excess extracellular
Sachie Nakatani   +7 more
wiley   +1 more source

Self-organised droplet flow patterns in microchannels [PDF]

open access: yes, 2009
This paper was presented at the 2nd Micro and Nano Flows Conference (MNF2009), which was held at Brunel University, West London, UK. The conference was organised by Brunel University and supported by the Institution of Mechanical Engineers, IPEM, the ...
2nd Micro and Nano Flows Conference (MNF2009)   +7 more
core  

Hands‐on protocol for preparing water‐soluble fractions from agri‐food samples for NMR‐based metabolomics analysis

open access: yesFEBS Open Bio, EarlyView.
This research protocol outlines a workflow for nuclear magnetic resonance (NMR)‐based metabolomics in the agri‐food sector. Using two case studies—strawberry leaves (solid matrix) and wine (liquid matrix)—it details the procedures for sample preparation, data acquisition, and processing.
Andrea Fernández‐Veloso   +4 more
wiley   +1 more source

TMC4 localizes to multiple taste cell types in the mouse taste papillae

open access: yesFEBS Open Bio, EarlyView.
Transmembrane channel‐like 4 (TMC4), a voltage‐dependent chloride channel, plays a critical role in amiloride‐insensitive salty taste transduction. TMC4 is broadly expressed in all mature taste cell types, suggesting a possible involvement of multiple cell types in this pathway.
Momo Murata   +6 more
wiley   +1 more source

Relative expression of mRNAs related to cavitation process in bovine embryos produced in vivo and in vitro Expressão relativa de mRNAs relacionados com o processo de cavitação em embriões bovinos produzidos in vivo e in vitro

open access: yesRevista Brasileira de Zootecnia, 2011
The objectives of this work were to identify and to evaluate possible differences on gene expression of aquaporins and Na/K-ATPases transcripts between embryos in vivo and in vitro produced.
Sabine Wohlres-Viana   +4 more
doaj   +1 more source

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