Results 101 to 110 of about 1,132,441 (330)

Social Tagging Systems: An Overview of Structure and Functions [PDF]

open access: yesکتابداری و اطلاع‌رسانی, 2016
Introduction: The development of Web 2 provides many opportunities for libraries and information centers which its main purpose was mainly to increase the participation and interaction of users.
Tahereh Jokar, Mortaza Kokabi
doaj  

TULIPs: Tunable, light-controlled interacting protein tags for cell biology

open access: yesNature Methods, 2012
Naturally photoswitchable proteins offer a means of directly manipulating the formation of protein complexes that drive a diversity of cellular processes.
D. Strickland   +8 more
semanticscholar   +1 more source

Molecular bases of circadian magnesium rhythms across eukaryotes

open access: yesFEBS Letters, EarlyView.
Circadian rhythms in intracellular [Mg2+] exist across eukaryotic kingdoms. Central roles for Mg2+ in metabolism suggest that Mg2+ rhythms could regulate daily cellular energy and metabolism. In this Perspective paper, we propose that ancestral prokaryotic transport proteins could be responsible for mediating Mg2+ rhythms and posit a feedback model ...
Helen K. Feord, Gerben van Ooijen
wiley   +1 more source

Tolerance testing of passive radio frequency identification tags for solvent, temperature, and pressure conditions encountered in an anatomic pathology or biorepository setting

open access: yesJournal of Pathology Informatics, 2010
Background: Radio frequency identification (RFID) tags have potential for use in identifying and tracking biospecimens in anatomic pathology and biorepository laboratories.
Alina A Leung   +7 more
doaj   +1 more source

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

Caller identification and characterization of individual humpback whale acoustic behaviour

open access: yesRoyal Society Open Science
Acoustic recording tags provide fine-scale data linking acoustic signalling with individual behaviour; however, when an animal is in a group, it is challenging to tease apart calls of conspecifics and identify which individuals produce each call.
Julia M. Zeh   +10 more
doaj   +1 more source

Tracking animals in freshwater with electronic tags: past, present and future

open access: yesAnimal Biotelemetry, 2013
Considerable technical developments over the past half century have enabled widespread application of electronic tags to the study of animals in the wild, including in freshwater environments.
S. Cooke   +8 more
semanticscholar   +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

Studying the Patterns of users\' tagging to knowledge and information science field\'s articles in the scientific social networks

open access: yesIranian Journal of Information Processing & Management, 2022
This research aims to verify the patterns of users' tagging to the articles of knowledge and information science field in academia.edu. The research method is quantitative and based on text mining and applicable typically.
Rasul Saadat   +4 more
doaj  

Numerical Study of Chipless Tags for Radio-Frequency-Identification (RFID) Applications

open access: yesAdvanced Electromagnetics, 2019
We present a numerical investigation of effective chipless tags for radio-frequency-identification (RFID) applications. Chipless tags have been introduced recently as alternatives to standard tags with microchips.
E. Cetin, M. B. Sahin, O. Ergul
doaj   +1 more source

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