Results 41 to 50 of about 951,850 (217)

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

Automated flow-injection method for cadmium determination with pre-concentration and reagent preparation on-line

open access: yesQuímica Nova, 2005
The spectrophotometric determination of Cd(II) using a flow injection system provided with a solid-phase reactor for cadmium preconcentration and on-line reagent preparation, is described.
María S. Di Nezio   +2 more
doaj   +1 more source

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

The band energy structure of RbKSO4 crystals

open access: yesCondensed Matter Physics, 2007
The energy band structure of mechanically free and compressed RbKSO4 single crystals is investigated. It is established that the top of the valence band is located at the D point of the Brillouin zone [k = (0.5, 0.5, 0)], the bottom of the conduction ...
O.V.Bovgyra   +4 more
doaj   +1 more source

Resting-state gamma-band power alterations in schizophrenia reveal E/I-balance abnormalities across illness-stages

open access: yeseLife, 2018
We examined alterations in E/I-balance in schizophrenia (ScZ) through measurements of resting-state gamma-band activity in participants meeting clinical high-risk (CHR) criteria (n = 88), 21 first episode (FEP) patients and 34 chronic ScZ-patients ...
Tineke Grent-'t-Jong   +13 more
doaj   +1 more source

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

Probing room temperature indirect and minimum direct band gaps of h-BN

open access: yesApplied Physics Express
Hexagonal boron nitride (h-BN) has attracted considerable interest as an ultrawide bandgap (UWBG) semiconductor. Experimental studies focused on the detailed near band-edge structure of h-BN at room temperature are still lacking.
N. K. Hossain   +6 more
doaj   +1 more source

Design of an H-plane iris band-pass filter at V-band

open access: yesDianzi Jishu Yingyong
To meet the needs of up converters for low insertion loss and high suppression filters, an H-plane iris band-pass filter at V-band was designed and fabricated.
Liu Lihao, Qin Shuaifeng, Ning Lipeng
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

A shadow gap in the over-doped (Ba1-xKx)Fe2As2 compound

open access: yesNew Journal of Physics, 2014
The electron band around the M point in the $({\text{Ba}_{1-x}}{{\text{K}}_{x}}){\text{Fe}_{2}}{\text{As}_{2}}$ compound, which is completely lifted up above the Fermi level for $x>0.7$ and hence its Fermi surface (FS) disappears, can still play the role
Yunkyu Bang
doaj   +1 more source

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