Results 71 to 80 of about 211,037 (301)

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

An active wearable dual-band antenna for GPS and Iridium satellite phone deployed in a rescue worker garment [PDF]

open access: yes, 2013
An active wearable dual-band circularly polarized microstrip patch antenna for Global Positioning System and Iridium satellite phone applications is presented. It is constructed using flexible foam and fabric substrates, combined with copper-on-polyimide
Declercq, Frederick   +2 more
core   +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

Design of the Wide Dual-Band Rectangular Souvenir Dielectric Resonator Antenna

open access: yesIEEE Access, 2019
Design of the wide dual-band rectangular souvenir dielectric resonator antenna (DRA) is discussed. The proposed wide dual-band rectangular DRA was excited by using a U-slot.
Xiao Sheng Fang, Shuang Ming Chen
doaj   +1 more source

Dual-band wearable textile antenna on an EBG substrate [PDF]

open access: yes, 2009
Performance of a dual-band coplanar patch antenna integrated with an electromagnetic band gap substrate is described. The antenna structure is made from common clothing fabrics and operates at the 2.45 and 5 GHz wireless bands. The design of the coplanar
Langley, R., Zhu, S.Z.
core   +1 more source

A methionine‐lined active site governs carbocation stabilization and product specificity in a bacterial terpene synthase

open access: yesFEBS Letters, EarlyView.
This study reveals a unique active site enriched in methionine residues and demonstrates that these residues play a critical role by stabilizing carbocation intermediates through novel sulfur–cation interactions. Structure‐guided mutagenesis further revealed variants with significantly altered product profiles, enhancing pseudopterosin formation. These
Marion Ringel   +13 more
wiley   +1 more source

A terahertz polarization insensitive dual band metamaterial absorber [PDF]

open access: yes, 2011
Metamaterial absorbers have attracted considerable attention for applications in the terahertz range. In this Letter, we report the design, fabrication, and characterization of a terahertz dual band metamaterial absorber that shows two distinct ...
A. Khalid   +14 more
core   +1 more source

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

Miniaturized Ultrawide Stopband Single-Band Filter and Large Frequency Ratio Dual-Band Filter Based on Inhomogeneous Half-Mode T-Septum Waveguide

open access: yesIEEE Journal of Microwaves
The inhomogeneous half-mode T-septum waveguide (IHMTSG) cavity is analyzed and applied to the design of miniaturized single- and dual-band band-pass filters (BPFs) in this paper.
Zi-Qi Zhang, Liang Zhou
doaj   +1 more source

A Dual Band Branch Line Coupler With Wide Frequency Ratio

open access: yesIEEE Access, 2019
A dual-band quadrature branch line coupler (BLC) with wide frequency ratio has been proposed in this paper. A dual-band quarter wave (λ/4) transmission line structure with wide frequency ratio operation has also been presented here with closed ...
Aijaz M. Zaidi   +4 more
doaj   +1 more source

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