Results 81 to 90 of about 826,590 (334)

An Evaluation of the Need and Cost of Selected Trade Facilitation Measures in Bangladesh: Implications for the WTO Negotiations on Trade Facilitation [PDF]

open access: yes
With the ongoing customs reforms in Bangladesh, the possible future negotiations on trade facilitation in the WTO will have a profound impact on Bangladesh, as well as on other LDC and developing countries.
Debapriya Bhattacharya   +1 more
core  

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

The disruptive - and beneficial - effects of distraction on older adults' cognitive performance

open access: yesFrontiers in Psychology, 2014
Older adults' decreased ability to inhibit irrelevant information makes them especially susceptible to the negative effects of simultaneously occurring distraction.
Jennifer C. Weeks   +3 more
doaj   +1 more source

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

Exploring facilitation strategies to support socially shared regulation in a problem-based learning game

open access: yesEducational Technology & Society
Successful problem-based learning (PBL) often requires students to collectively regulate their learning processes as a group and engage in socially shared regulation of learning (SSRL). This paper focuses on how facilitators supported SSRL in the context
Chen Feng   +7 more
doaj   +1 more source

Patterned-ground facilitates shrub expansion in Low Arctic tundra

open access: yesEnvironmental Research Letters, 2013
Recent expansion of tall shrubs in Low Arctic tundra is widely seen as a response to climate warming, but shrubification is not occurring as a simple function of regional climate trends.
Gerald V Frost   +4 more
doaj   +1 more source

The potential role of Arbuscular Mycorrhizal Fungi in the restoration of degraded lands

open access: yesFrontiers in Microbiology, 2016
Experiences worldwide reveal that degraded lands restoration projects achieve little success or fail. Hence, understanding the underlining causes and accordingly, devising appropriate restoration mechanisms is crucial.
Fisseha Asmelash Belay
doaj   +1 more source

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

Differential effects of location and object overlap on new learning

open access: yesFrontiers in Cognition
IntroductionOverlap with prior experience facilitates learning in some cases while hindering it in others. As facilitation and interference are typically studied in separate lines of research, using distinct paradigms, it is unclear what key factors ...
Benjamin Chaloupka   +3 more
doaj   +1 more source

Evaluation of “restinga” plants establishment facilitated by Eucalyptus sp. at Joaquina Beach, Santa Catarina Island, SC, Brazil [PDF]

open access: yesBiotemas, 2007
Over a period of 16 years, we verified the establishment of shrub and tree species in the understorey of patches of the exotic Eucalyptus sp., which were no more than 5m in height.
Tânia Tarabini Castellani   +1 more
doaj  

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