Results 51 to 60 of about 15,445 (293)

Wnt/beta-catenin signaling controls development of the blood–brain barrier [PDF]

open access: yes, 2009
The blood–brain barrier (BBB) is confined to the endothelium of brain capillaries and is indispensable for fluid homeostasis and neuronal function. In this study, we show that endothelial Wnt/beta-catenin (beta-cat) signaling regulates induction and ...
Babbage, Jane   +14 more
core  

Ideal Molecular Sieving with a Dense MOF for Helium Upgrading with Highly Diffusion Selective Mixed Matrix Membranes

open access: yesAdvanced Functional Materials, EarlyView.
The separation of Helium gas from natural gas is challenging but highly important. MIL‐116(Ga), a “non‐porous” metal–organic framework is used as a molecular sieve to separate He from CH4. Druse‐like MIL‐116(Ga) particles are integrated into polysulfone mixed matrix membranes.
Ayisha Komal   +10 more
wiley   +1 more source

Experimental study on deformation and damage characteristics of liquid CO2 freeze-thaw coal

open access: yesMeitan xuebao
Improving the permeability of coal seam is a common method to improve the efficient extraction of coal seam gas. Using liquid CO2 as fracturing medium to freeze-thaw coal is one of the methods to improve the permeability of coal seam.
Gang BAI   +5 more
doaj   +1 more source

Freeze-thaw fracturing in porous limestone [PDF]

open access: yes, 2019
C
Cnudde, Veerle   +3 more
core   +1 more source

Fusion of isolated myoblast plasma membranes [PDF]

open access: yes, 1978
Fusion of plasma membranes isolated from myoblasts grown in culture has been investigated. 1. 1. Membrane fusion was specifically dependent on Ca2+ at physiological concentrations. However, at higher concentrations of cations, fusion could be triggered
Ahkong   +59 more
core   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

Shale gas - How does it affect the Gas market? [PDF]

open access: yes, 2011
Imperial Users ...
Gupta, Yogesh, Gupta, Yogesh
core  

Membrane fusion of secretory vesicles and liposomes Two different types of fusion [PDF]

open access: yes, 1981
Secretory vesicles isolated from adrenal medulla were found to fuse in vitro in response to incubation with Ca2+. Intervesicular fusion was detected by electron microscopy and was indicated by the appearance of twinned vesicles in freeze-fractured ...
Akhong   +77 more
core   +1 more source

Enhancing Low‐Temperature Performance of Sodium‐Ion Batteries via Anion‐Solvent Interactions

open access: yesAdvanced Functional Materials, EarlyView.
DOL is introduced into electrolytes as a co‐solvent, increasing slat solubility, ion conductivity, and the de‐solvent process, and forming an anion‐rich solvent shell due to its high interaction with anion. With the above virtues, the batteries using this electrolyte exhibit excellent cycling stability at low temperatures. Abstract Sodium‐ion batteries
Cheng Zheng   +7 more
wiley   +1 more source

Mechanism analysis on anisotropic degradation of sandstone in freeze thaw environment based acoustic emission

open access: yesZhongguo dizhi zaihai yu fangzhi xuebao
In the freeze-thaw environments, the fracturing of bedding rock poses a significant threat to the stability of the projects in cold regions, leading to potential engineering accidents.
Bing LIU   +4 more
doaj   +1 more source

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