Results 41 to 50 of about 253,542 (265)

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Temporal synchrony effects of optic flow and vestibular inputs on multisensory heading perception

open access: yesCell Reports, 2021
Summary: Precise heading perception requires integration of optic flow and vestibular cues, yet the two cues often carry distinct temporal dynamics that may confound cue integration benefit.
Qihao Zheng, Luxin Zhou, Yong Gu
doaj   +1 more source

Self-motions of pentapods with linear platform [PDF]

open access: yesRobotica, 2015
SUMMARYWe give a full classification of all pentapods with linear platform possessing a self-motion beside the trivial rotation about the platform. Recent research necessitates a contemporary and accurate re-examination of old results on this topic given by Darboux, Mannheim, Duporcq and Bricard, which also takes the coincidence of platform anchor ...
Georg Nawratil, Josef Schicho
openaire   +2 more sources

Network divergence analysis identifies adaptive gene modules and two orthogonal vulnerability axes in pancreatic cancer

open access: yesMolecular Oncology, EarlyView.
Tumors contain diverse cellular states whose behavior is shaped by context‐dependent gene coordination. By comparing gene–gene relationships across biological contexts, we identify adaptive transcriptional modules that reorganize into distinct vulnerability axes.
Brian Nelson   +9 more
wiley   +1 more source

Stronger vection in junior high school children than in adults.

open access: yesFrontiers in Psychology, 2014
Previous studies have shown that even elementary school-aged children (7 and 11 years old) experience visually induced perception of illusory self-motion (vection) (Lepecq et al., 1995, Perception, 24, 435–449) and that children of a similar age (mean ...
Nobu eShirai   +3 more
doaj   +1 more source

Cathodal Transcranial Direct Current Stimulation Over the Right Temporoparietal Junction Suppresses Its Functional Connectivity and Reduces Contralateral Spatial and Temporal Perception

open access: yesFrontiers in Neuroscience, 2021
The temporoparietal junction plays key roles in vestibular function, motor-sensory ability, and attitude stability. Conventional approaches to studying the temporoparietal junction have drawbacks, and previous studies have focused on self-motion rather ...
Guo Dalong   +6 more
doaj   +1 more source

The skills required for transition to university and study in biological sciences: A student perspective

open access: yesFEBS Open Bio, EarlyView.
Bioscience students were asked for their opinions on the value and teaching of skills. 204 responded that teamwork, time management and study skills are necessary to reach University, that scientific writing, research, laboratory and presentation skills are taught effectively during their studies, while other skills are gained inherently through study ...
Janella Borrell, Susan Crennell
wiley   +1 more source

Active head movements contribute to spatial updating across gaze shifts

open access: yesRoyal Society Open Science
Keeping visual space constant across movements of the eye and head is a not yet fully understood feature of perception. To understand the mechanisms that update the internal coordinates of space, research has mostly focused on eye movements.
Manuel Bayer, Eckart Zimmermann
doaj   +1 more source

EVIDENCE AGAINST AN ECOLOGICAL EXPLANATION OF THE JITTER ADVANTAGE FOR VECTION

open access: yesFrontiers in Psychology, 2014
Visual-vestibular conflicts have been traditionally used to explain both perceptions of self-motion and experiences of motion sickness. However, sensory conflict theories have been challenged by findings that adding simulated viewpoint jitter to ...
Stephen ePalmisano   +4 more
doaj   +1 more source

Adaptive integration of self-motion and goals in posterior parietal cortex

open access: yesCell Reports, 2022
Summary: Rats readily switch between foraging and more complex navigational behaviors such as pursuit of other rats or prey. These tasks require vastly different tracking of multiple behaviorally significant variables including self-motion state.
Andrew S. Alexander   +6 more
doaj   +1 more source

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