Results 81 to 90 of about 2,687,771 (300)

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

A Case of Dental Fusion in Primary Dentition from Late Bronze Age Greece

open access: yesBalkan Journal of Dental Medicine, 2018
Background/Aim: Dental fusion is a developmental abnormality that can occur in primary and/or permanent dentition.
Tritsaroli Paraskevi
doaj   +1 more source

The planar cell polarity protein Vangl2 interacts with the PDZ‐domains of Scribble but not with a unique PDZ‐like domain in Inturned

open access: yesFEBS Letters, EarlyView.
Structural and biochemical characterisations show that the planar cell polarity (PCP) protein Inturned harbours a unique PDZ‐like domain that does not bind canonical PDZ‐binding motifs (PBMs) like that of another PCP protein Vangl2. In contrast, the apical‐basal polarity protein Scribble contains four PDZ domains that bind Vangl2, but one PDZ domain ...
Stephan Wilmes   +4 more
wiley   +1 more source

The Evolutionary History of the Extinct Baltic Sea Harp Seal Population

open access: yesEcology and Evolution
The now‐extinct harp seal population that inhabited the Baltic Sea from the Mesolithic to the Iron Age is an enigma. It occurred outside the species' contemporary Arctic range, likely deviated from typical harp seal migratory behaviour, and experienced ...
Maiken Hemme Bro‐Jørgensen   +7 more
doaj   +1 more source

Forging History: Spade-Shaped Currency Bars, History and Identity in Central Norrland

open access: yesCurrent Swedish Archaeology, 2010
In central Norrland a large number of spade-shaped currency bars have been recovered. Currency bars have been produced since the introduction of iron technology in the late pre-Roman Iron Age, which roughly coincides with the introduction of agriculture.
Marta Lindeberg
doaj   +1 more source

Spin Glass-like Phase below ~ 210 K in Magnetoelectric Gallium Ferrite

open access: yes, 2012
In this letter we show the presence of a spin-glass like phase in single crystals of magnetoelectric gallium ferrite (GaFeO3) below ~210 K via temperature dependent ac and dc magnetization studies.
Garg, Ashish   +2 more
core   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Academic publishing in Portugal: threats and major opportunities

open access: yesInsights: The UKSG Journal, 2015
This article begins with an analysis of the current state of scientific publication in Portugal, with reference to the impact of the open access (OA) policies of commercial and academic publishers.
Delfim Leão
doaj   +1 more source

Analytical treatment of stabilization [PDF]

open access: yes, 1999
We present a summarizing account of a series of investigations whose central topic is to address the question whether atomic stabilization exists in an analytical way. We provide new aspects on several issues of the matter in the theoretical context when
Faria, C. F. D. M.   +2 more
core  

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

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