Results 61 to 70 of about 3,385,835 (300)

Neuronal representation of visual motion and orientation in the fly medulla [PDF]

open access: yes, 2012
Spalthoff C, Gerdes R, Kurtz R. Neuronal representation of visual motion and orientation in the fly medulla. Frontiers in Neural Circuits. 2012;6:72.In insects, the first extraction of motion and direction clues from local brightness modulations is ...
Rafael Kurtz   +8 more
core   +1 more source

A light‐triggered Time‐Resolved X‐ray Solution Scattering (TR‐XSS) workflow with application to protein conformational dynamics

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering captures how proteins change shape in real time under near‐native conditions. This article presents a practical workflow for light‐triggered TR‐XSS experiments, from data collection to structural refinement. Using a calcium‐transporting membrane protein as an example, the approach can be broadly applied to study ...
Fatemeh Sabzian‐Molaei   +3 more
wiley   +1 more source

The guarani and spatial orientation

open access: yesFolia Histórica del Nordeste, 2017
This paper aims to address the experience of the Guarani-Kaiowá concerning their means of orientation in the jungle, and to briefly highlight some points of comparison with information collected by the missionaries, who came into contact with the Guarani
Angélica Otazú
doaj  

Analysing the significance of small conformational changes and low occupancy states in serial crystallographic data

open access: yesFEBS Open Bio, EarlyView.
This protocol paper outlines methods to establish the success of a time‐resolved serial crystallographic experiment, by means of statistical analysis of timepoint data in reciprocal space and models in real space. We show how to amplify the signal from excited states to visualise structural changes in successful experiments.
Jake Hill   +4 more
wiley   +1 more source

Pathways and pitfalls: a qualitative study of student experiences in biomedical science education

open access: yesFEBS Open Bio, EarlyView.
Biomedical science students from underrepresented backgrounds face barriers including financial strain, disrupted laboratory access and cultural exclusion. Peer networks provide vital support when institutional systems are difficult to navigate. To create inclusive learning environments and achieve academic success, educators should blend active, hands‐
Olivia J. Russell   +8 more
wiley   +1 more source

Oscillating magnetic field disrupts magnetic orientation in Zebra finches, Taeniopygia guttata [PDF]

open access: yes, 2009
Background Zebra finches can be trained to use the geomagnetic field as a directional cue for short distance orientation. The physical mechanisms underlying the primary processes of magnetoreception are, however, largely unknown.
Wiltschko, Wolfgang   +21 more
core   +1 more source

Initialization algorithm for spatial orientation quaternion in Rodrigues-Hamilton parameters

open access: yesAdvanced Engineering Research, 2018
Introduction. The correction time reduction for the spatial orientation evaluation of a solid under the orientation system initiation is considered.
M. A. Isaev   +3 more
doaj   +1 more source

SPATIAL ORIENTATION BY QUANTUM TELEPATHY

open access: yesInternational Journal of Quantum Information, 2007
We implemented the protocol of entanglement assisted orientation in the space proposed by Brukner et al. (quant-ph/0509123). We used min-max principle to evaluate the optimal entangled state and the optimal direction of polarization measurements which violate the classical bound.
Bovino, F   +3 more
openaire   +1 more source

MagmaFlow: A desktop platform for artificial intelligence‐driven expression analysis

open access: yesFEBS Open Bio, EarlyView.
MagmaFlow is a free, no‐code platform for gene expression analysis. It generates interactive volcano plots, links genes to literature, pathways, and diseases, prioritizes candidates using millions of publications, identifies affected biological processes, builds network diagrams, and exports publication‐ready figures and reports for macOS and Windows ...
Carlos E. Buss   +7 more
wiley   +1 more source

The concept of wayfinding as a criterion of design: definitions and debates

open access: yesMegaron, 2015
Wayfinding is finding of the way that reaches the particular destination of individuals without any delays or concerns. Although moving from one space to another is a straightforward and daily phase, losing one's way may turn out to be an annoying ...
Begüm Erçevik Sönmez   +1 more
doaj   +1 more source

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