Results 21 to 30 of about 272,891 (266)

Neuronal Polarity [PDF]

open access: yesCold Spring Harbor Perspectives in Biology, 2009
The assembly of functional neuronal networks in the developing animal relies on the polarization of neurons, i.e., the formation of a single axon and multiple dendrites. Breaking the symmetry of neurons depends on cytoskeletal rearrangements. In particular, axon specification requires local dynamic instability of actin and stabilization of microtubules.
Tahirovic, S., Bradke, F.
openaire   +3 more sources

Political polarization [PDF]

open access: yesProceedings of the National Academy of Sciences, 2007
Failures of government policies often provoke opposite reactions from citizens; some call for a reversal of the policy, whereas others favor its continuation in stronger form. We offer an explanation of such polarization, based on a natural bimodality of preferences in political and economic contexts and consistent with Bayesian rationality.
Dixit, Avinash, Weibull, Jörgen
openaire   +5 more sources

Neural Tube Defects: From a Proteomic Standpoint

open access: yesMetabolites, 2015
Neural tube defects (NTDs) are congenital birth defects classified according to their resulting morphological characteristics in newborn patients. Current diagnosis of NTDs relies largely on the structural evaluation of fetuses using ultrasound imaging ...
Tania M. Puvirajesinghe, Jean-Paul Borg
doaj   +1 more source

Golgi-Bypass Is a Major Unconventional Route for Translocation to the Plasma Membrane of Non-Apical Membrane Cargoes in Aspergillus nidulans

open access: yesFrontiers in Cell and Developmental Biology, 2022
Nutrient transporters have been shown to translocate to the plasma membrane (PM) of the filamentous fungus Aspergillus nidulans via an unconventional trafficking route that bypasses the Golgi.
Sofia Dimou   +4 more
doaj   +1 more source

The polarization properties of a tilted polarizer

open access: yesOptics Express, 2013
Polarizers are key components in optical science and technology. Thus, understanding the action of a polarizer beyond oversimplifying approximations is crucial. In this work, we study the interaction of a polarizing interface with an obliquely incident wave experimentally.
Korger, J.   +6 more
openaire   +4 more sources

aPKC controls endothelial growth by modulating c-Myc via FoxO1 DNA-binding ability

open access: yesNature Communications, 2018
The cell polarity regulator aPKC is associated with cell proliferation but the precise mechanism are unknown. Here, the authors find that aPKC lambda phosphorylates the FoxO1 transcription factor, a gatekeeper of endothelial growth, during both ...
Meghan Riddell   +21 more
doaj   +1 more source

Junctional Adhesion Molecules (JAMs): The JAM-Integrin Connection

open access: yesCells, 2018
Junctional adhesion molecules (JAMs) are cell surface adhesion receptors of the immunoglobulin superfamily. JAMs are involved in a variety of biological processes both in the adult organism but also during development.
Daniel Kummer, Klaus Ebnet
doaj   +1 more source

On commutative polarizations

open access: yesJournal of Algebra, 2003
The purpose of this paper is to study finite-dimensional Lie algebras over a field k of characteristic zero which admit a commutative polarization (CP). Among the many results and examples, it is shown that, if k is algebraically closed, the nilradical N of a parabolic subalgebra in A_n and C_n has such a CP.
ELASHVILI, Alexander, OOMS, Alfons
openaire   +4 more sources

Poetics and anthropology [PDF]

open access: yesFilozofija i Društvo, 2004
The entering of poetics into the field of anthropology, intimated by Nietzsche (through his critique of anthropocentrism), introduced by Bachelard and Bataille and continued in the framework of poststructuralism has influenced the scope and the models of
Sekulić Nada
doaj   +1 more source

Polarization and polar climate [PDF]

open access: yesEos, Transactions American Geophysical Union, 2012
International Polar Year 2012 Conference: From Knowledge to Action;Montreal, Quebec, Canada, 22–27 April 2012 As a follow‐ up to the 2007–2008 International Polar Year (IPY), more than 3000 international participants came together in April 2012 at a conference entitled “From Knowledge to Action.” The conference addressed a broad scope of topics beyond ...
James Overland, Peter Schweitzer
openaire   +1 more source

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