Results 51 to 60 of about 97,792 (355)

Discrete modelling of capillary mechanisms in multi-phase granular media [PDF]

open access: yes, 2009
A numerical study of multi-phase granular materials based upon micro-mechanical modelling is proposed. Discrete element simulations are used to investigate capillary induced effects on the friction properties of a granular assembly in the pendular regime.
Chareyre, B.   +3 more
core   +4 more sources

Wetting of crossed fibers: multiple steady states and symmetry breaking

open access: yes, 2014
We investigate the wetting properties of the simplest element of an array of random fibers: two rigid fibers crossing with an inclination angle and in contact with a droplet of a perfectly wetting liquid.
Bick, Alison D.   +3 more
core   +3 more sources

Surface properties of fluids of charged platelike colloids

open access: yes, 2006
Surface properties of mixtures of charged platelike colloids and salt in contact with a charged planar wall are studied within density functional theory.
Bier, Markus   +2 more
core   +1 more source

pH‐mediated activation of the lysosomal arginine sensor SLC38A9

open access: yesFEBS Letters, EarlyView.
Cells monitor nutrient levels via the lysosomal transporter SLC38A9 to activate the mechanistic target of rapamycin complex 1 (mTORC1). This study reveals that SLC38A9 function is regulated by pH. We identified histidine 544 as a critical pH sensor that undergoes conformational changes to control amino acid efflux from lysosomes; therefore, it ...
Xuelang Mu, Ampon Sae Her, Tamir Gonen
wiley   +1 more source

The Effects of Drying and Wetting on the Soil Chemical Properties of Acid Sulphate Soils of Kalimantan [PDF]

open access: yes, 2008
This research aimed to study the effects of land reclamation (drying, wetting, flushing, and leaching) on the change of soil chemical properties of acid sulphate soils from Kalimantan.
MAAS, A. (A)   +2 more
core  

Reversible and irreversible dimensional changes of heat-treated wood during alternate wetting and drying [PDF]

open access: yes, 2017
Spruce wood specimens were heat-treated in saturated water vapor (steaming) and in the absence of moisture (dry heating) at 120–180 °C, and their wet volumes were measured during alternate wetting and drying cycles.
HIGASHIHARA Takashi   +2 more
core   +2 more sources

Mycobacterial cell division arrest and smooth‐to‐rough envelope transition using CRISPRi‐mediated genetic repression systems

open access: yesFEBS Open Bio, EarlyView.
CRISPRI‐mediated gene silencing and phenotypic exploration in nontuberculous mycobacteria. In this Research Protocol, we describe approaches to control, monitor, and quantitatively assess CRISPRI‐mediated gene silencing in M. smegmatis and M. abscessus model organisms.
Vanessa Point   +7 more
wiley   +1 more source

Experimental study on influences of wetting-drying cycles on microstructure and water-retention characteristics of clay

open access: yesYantu gongcheng xuebao
The Long-term wetting-drying cycles can weaken the engineering characteristics of subgrade fillers, resulting in engineering disasters. It is necessary to study the effects of the wetting-drying cycles on their microstructure and water-retention ...
YANG Xu 1, CAI Guoqing 1, 2, LIU Qianqian 1, LI Fengzeng 3, SHAN Yepeng 1
doaj   +1 more source

Damage in porous media due to salt crystallization [PDF]

open access: yes, 2010
We investigate the origins of salt damage in sandstones for the two most common salts: sodium chloride and sulfate. The results show that the observed difference in damage between the two salts is directly related to the kinetics of crystallization and ...
A. Nicolaescu   +9 more
core   +5 more sources

PARP inhibitors induce a senescence phenotype in non‐small cell lung carcinoma cell lines

open access: yesFEBS Open Bio, EarlyView.
Talazoparib is the most potent inducer of senescence among different PARP1 inhibitors in human NSCLC cells. In the absence of PARP, no senescence phenotype was observed, demonstrating that PARP1 is necessary for the induction of senescence by this inhibitor.
Camille Huart   +7 more
wiley   +1 more source

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