Results 61 to 70 of about 1,487,566 (296)

Using transfer entropy to measure the patterns of information flow though cortex : application to MEG recordings from a visual Simon task [PDF]

open access: yes, 2009
Poster presentation: Functional connectivity of the brain describes the network of correlated activities of different brain areas. However, correlation does not imply causality and most synchronization measures do not distinguish causal and non-causal ...
Pipa, Gordon   +3 more
core   +1 more source

Linking social capital as a mechanism towards self-reliant villages

open access: yesCogent Social Sciences
Social capital provides a mechanism for connecting rural communities with external stakeholders to advance sustainable development. Using qualitative research in Bejiharjo Village, Gunungkidul, Yogyakarta, Indonesia, this study explores how linking ...
Saraswati Soegiharto   +8 more
doaj   +1 more source

Connectome: Graph theory application in functional brain network architecture

open access: yesClinical Neurophysiology Practice, 2017
Network science and graph theory applications have recently spread widely to help in understanding how human cognitive functions are linked to neuronal network structure, thus providing a conceptual frame that can help in reducing the analytical brain ...
Fabrizio Vecchio   +2 more
doaj   +1 more source

Pharmacological inhibition of the PERK pathway modulates hepatocellular carcinoma growth and immune signaling

open access: yesFEBS Open Bio, EarlyView.
Pharmacological inhibition of PERK in a DEN‐induced mouse model of liver cancer does not reduce tumor burden but alters cellular stress signaling. Despite blocking PERK activity, downstream stress responses, including CHOP expression, remain active, suggesting compensatory mechanisms within the unfolded protein response that may influence tumor ...
Ada Lerma‐Clavero   +5 more
wiley   +1 more source

Connectivity of tropicalizations

open access: yes, 2012
We show that the tropicalization of an irreducible variety over a complete or algebraically closed valued field is connected through codimension 1, giving an affirmative answer in all characteristics to a question posed by Einsiedler, Lind, and Thomas in
Cartwright, Dustin, Payne, Sam
core   +1 more source

Single-Cell RNA-Seq Reveals Developmental Origins and Ontogenetic Stability of Neurexin Alternative Splicing Profiles

open access: yesCell Reports, 2019
Summary: Neurexins are key synaptic organizers that are expressed in thousands of alternatively spliced isoforms. Because transsynaptic neurexin interactions with different postsynaptic molecules are largely isoform dependent, a cell type-level census of
David Lukacsovich   +5 more
doaj   +1 more source

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

open access: yesFEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová   +2 more
wiley   +1 more source

Exercise Training and Functional Connectivity Changes in Mild Cognitive Empairment and Healthy Elders [PDF]

open access: yes, 2016
Background: Effective interventions are needed to improve brain function in mild cognitive impairment (MCI), an early stage of Alzheimer’s disease (AD).
Alfini, Alfonso J.   +5 more
core   +2 more sources

Accuracy Assessment of Digital Terrain Model Dataset Sources for Hydrogeomorphological Modelling in Small Mediterranean Catchments

open access: yesRemote Sensing, 2018
Digital terrain models (DTMs) are a fundamental source of information in Earth sciences. DTM-based studies, however, can contain remarkable biases if limitations and inaccuracies in these models are disregarded.
Lukas Graf   +7 more
doaj   +1 more source

Under-Connected and Over-Connected Networks [PDF]

open access: yesSSRN Electronic Journal, 2009
Since the seminal contribution of Jackson & Wolinsky 1996 [A Strategic Model of Social and Economic Networks, JET 71, 44-74] it has been widely acknowledged that the formation of social networks exhibits a general conflict between individual strategic behavior and collective outcome.
Buechel, Berno, Hellmann, Tim
openaire   +6 more sources

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