Results 71 to 80 of about 1,592,426 (314)

Nostril-specific and structure-based olfactory learning of chiral discrimination in human adults

open access: yeseLife, 2019
Practice makes perfect. In human olfaction, such plasticity is generally assumed to occur at the level of cortical synthetic processing that shares information from both nostrils. Here we present findings that challenge this view.
Guo Feng, Wen Zhou
doaj   +1 more source

GENERALIZED SPACES OF GENERAL RELATIVITY [PDF]

open access: yesProceedings of the National Academy of Sciences, 1959
1. This paper is a revision of the paper with the same title which was published a year ago. The paper deals with a space of four dimensions V4 of coordinates xi as i takes the values 1 to 4. The geometry of the space is based upon the asymmetric functions gij and the asymmetric coefficients of connection Prk and upon the Einsteinm equation2 gij,k ...
openaire   +2 more sources

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

tDCS Facilitation of Picture Naming: Item-Specific, Task General, or Neither?

open access: yesFrontiers in Neuroscience, 2018
The aim of the present study was to clarify the conditions under which anodal tDCS applied to left hemisphere language sites may facilitate picture naming latencies in healthy young adults.
Joshua S. Payne   +3 more
doaj   +1 more source

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

Generalidade da Aprendizagem em Situações de Uso de Ferramentas por um Macaco-Prego, Cebus Apella

open access: yesPsicologia: Teoria e Pesquisa
Estudos sobre o uso de ferramentas em primatas do gênero Cebus divergem sobre se esta habilidade seria do tipo associativa ou "por compreensão". Estudos mostraram que o uso de ferramentas aprendido em um contexto pode se transferir para outros contextos,
Paulo Elias Gotardelo Audebert Delage   +1 more
doaj   +1 more source

Conserved structural motifs in PAS, LOV, and CRY proteins regulate circadian rhythms and are therapeutic targets

open access: yesFEBS Letters, EarlyView.
Cryptochrome and PAS/LOV proteins play intricate roles in circadian clocks where they act as both sensors and mediators of protein–protein interactions. Their ubiquitous presence in signaling networks has positioned them as targets for small‐molecule therapeutics. This review provides a structural introduction to these protein families.
Eric D. Brinckman   +2 more
wiley   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Learning Dynamics and Generalization in Reinforcement Learning [PDF]

open access: green, 2022
Clare Lyle   +4 more
openalex   +1 more source

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