Results 51 to 60 of about 4,356,268 (297)

Transnational families, care and wellbeing: The role of legal status and sibling relationships across borders

open access: yesWellbeing, Space and Society, 2022
With transnational mobility on the rise, care is today increasingly carried out across borders, which profoundly impacts the wellbeing of migrants and their families.
Dora Sampaio, Rui F. Carvalho
doaj   +1 more source

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

Spatial variation in functional group diversity in a sandflat benthic community: implications for ecosystem resilience [PDF]

open access: yes, 2013
The resilience of macrobenthic communities to environmental stress depends upon the vulnerability, adaptability and connectivity of species. Recent studies suggest that the function(s) species perform may be more influential in driving community response
Greenfield, Barry Leon
core  

The effects of spatial diversity on the synchronization of MIMO-OFDM systems

open access: yes, 2012
This chapter studies the influence of spatial diversity on the synchronization of MIMO-OFDM systems. Upon revising the main features of OFDM and diversity techniques, this chapter focuses on the following topics.
Wu, YC, Qaraqe, K, Zhou, Y, Serpedin, E
core   +1 more source

Investigating transcription factor dynamics in health and disease using FRAP

open access: yesFEBS Letters, EarlyView.
FRAP analysis of GFP‐tagged transcription factors reveals how molecular mobility and target engagement change in response to drug treatment. By combining live‐cell imaging, quantitative model fitting, and statistical analysis, this approach uncovers transcription factor dynamics linked to disease mechanisms, providing a powerful framework for ...
Kannan Govindaraj   +3 more
wiley   +1 more source

Conserved binding mode but diverse interfaces of MreC‐PBP2 interactions

open access: yesFEBS Letters, EarlyView.
The crystal structure of abMreC reveals a conserved two β‐barrel architecture and provides structural insights into its role within the bacterial elongasome. The abMreC–abPBP2 complex model identifies the molecular basis of MreC‐mediated PBP2 recognition, contributing to the regulation of peptidoglycan synthesis.
Hyunseok Jang   +4 more
wiley   +1 more source

Optimizing Isolation in Interleaved Co-Frequency Orthogonally Polarized Circular Patch Array Antennas Using Conformal Mantle Cloaks and Integrated Decoupling Patches

open access: yesIEEE Open Journal of Antennas and Propagation
Employing two closely spaced arrays operating at the same frequency with orthogonal polarizations and independent operations present significant potential for miniaturizing telecommunication systems.
Reza Masoumi, Robab Kazemi, Aly E. Fathy
doaj   +1 more source

Design and Implementation of Quad-Element Super-Wideband MIMO Antenna for IoT Applications

open access: yesIEEE Access, 2020
In this article, a low-profile, compact, quad-port super-wideband (SWB) multiple-input- multiple-output (MIMO) antenna is presented for the internet of things (IoT) applications.
Pawan Kumar   +2 more
doaj   +1 more source

Analyzing Species Diversity in Rocky Intertidal Communities over Multiple Spatial Scales among Understudied Eastern Pacific Ecoregions [PDF]

open access: yes
Many gaps in our theoretical understanding of the variations in the diversity and structure of intertidal communities exist for the Eastern Pacific.
Vasilis Louca   +5 more
core   +1 more source

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

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