Results 51 to 60 of about 3,020,746 (299)

Révolution des Œillets : transition sociopolitique et démocratisation au Portugal

open access: yesILCEA, 2010
In this article, we want to analyse the transition that followed the fall of the longest authoritarian regime in Europe, on 25 April 1974, in Portugal. For that we will consider the Portuguese transition as a process of change which took place through a ...
Ana Saldanha
doaj   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

A discriminative method to flow regimes based on the flow resistance law

open access: yesShui kexue jinzhan
Upper- and lower-flow regimes are formed under different conditions. To identify them is important for predicting mobile bed resistance. Based on the dimensionless resistance equation, a new discriminant function to flow regimes is deduced, which ...
Junzheng LIU   +4 more
doaj   +1 more source

A symmetry-based length model for characterizing the hypersonic boundary layer transition on a slender cone at moderate incidence

open access: yesAdvances in Aerodynamics, 2022
The hypersonic boundary layer (HBL) transition on a slender cone at moderate incidence is studied via a symmetry-based length model: the SED-SL model. The SED-SL specifies an analytic stress length function (which defines the eddy viscosity) describing a
Wei-Tao Bi   +3 more
doaj   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Non-linear Relationship between Income and Energy Intensity in Selected Countries of MENA Region with an Emphasis on the Role of Financial Development and Openness [PDF]

open access: yesفصلنامه پژوهش‌های اقتصادی ایران, 2015
This paper investigates the effects of income per capita, financial development and openness on energy intensity for MENA selected countries for the period of 1980 - 2011 applying the panel smooth transition regression model.
Mahdi Taghavi   +3 more
doaj   +1 more source

Septin 9 PB domains coordinate centrosome positioning and microtubule acetylation to control epithelial polarity

open access: yesFEBS Letters, EarlyView.
Septin 9 polybasic domains couple phosphoinositide‐rich membrane binding to centrosome positioning, Golgi organization, and microtubule acetylation to control epithelial polarity. Their loss disrupts this axis, causing centrosome mispositioning, Golgi fragmentation, reduced microtubule acetylation, and polarity inversion via upregulation of the ...
Ting ting Cai   +4 more
wiley   +1 more source

Dynamic Effects of Crude Oil Price Movements: a Sectoral Examination [PDF]

open access: yesRomanian Economic Journal, 2019
The study employs the Markov switching regression to examine the dynamic effects of crude oil price movements on sector returns in Saudi Arabia, the United Arab Emirates, China and India given the impact of the global factor. The evidence from the Markov
Isah Wada
doaj  

Critical behavior of nonequilibrium depinning transitions for vortices driven by current and vortex density

open access: yesScientific Reports, 2022
We study the critical dynamics of vortices associated with dynamic disordering near the depinning transitions driven by dc force (dc current I) and vortex density (magnetic field B). Independent of the driving parameters, I and B, we observe the critical
T. Kaji   +4 more
doaj   +1 more source

Coups, Regime Transitions, and Institutional Change [PDF]

open access: yesSSRN Electronic Journal, 2019
Coups and regime transitions are events that typically are intended to change the basic institutional framework of a country. Which specific policies change and the consequences of these changes nevertheless remains largely unknown. Change after a coup or transition implies that some form of political or judiciary barrier has been erected or removed ...
Bennett, Daniel L.   +2 more
openaire   +2 more sources

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