Results 111 to 120 of about 2,540,103 (295)

X-ray Detections of Two Young Bona-Fide Brown Dwarfs

open access: yes, 2004
I report here the detection of two bona-fide brown dwarfs by XMM-Newton: [GY92] 141 in the rho-Ophiuchus star forming region and DENIS-P J155601-233809 in the Upper Scorpius OB association.
Adams   +27 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

Meaning of work to public servants who implement employment policies / Significado do trabalho para agentes públicos que executam as políticas de emprego

open access: yesRAM. Revista de Administração Mackenzie, 2018
Purpose: To describe the sources of the meaning of work. This research was carried out with civil servants who implement employment policies in the Federal District of Brazil, trying to reintegrate people back into the labor market.
Dulce M. J. Tannuri   +1 more
doaj  

Modeling the life and death of competing languages from a physical and mathematical perspective [PDF]

open access: yes, 2017
Recent contributions address the problem of language coexistence as that of two species competing to aggregate speakers, thus focusing on the dynamics of linguistic traits across populations.
Mira, Jorge, Seoane, Luís F
core   +2 more sources

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

Path dependence in technologies and organizations: a concise guide [PDF]

open access: yes
The note on which an entry for the Palgrave Encyclopedia of Strategic Management will draw offers a beginner’s guide to path dependency in technologies and organizations. We address the very meaning of the concept and its centrality in various aspects of
Carolina Castaldi   +2 more
core  

STUDY ON THE MORAL MESSAGES OF RICHARD MARX’S SONGS [PDF]

open access: yes, 2005
Music cannot be separated from our daily life. People cannot be separated from music because we need it anytime we want to. When taking a rest, having lunch, sometime before sleep, or even when study.
HAERUNNISA, ETY
core  

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Land Transportation Effects on Manufacture and Regional Economy of Sumatra of Indonesia [PDF]

open access: yes, 2019
The study aimed to determine the effect simultaneously between land transportation and manufacturing industry on economic improvement An explanation research was conducted to obtain the causal relationship between land transportation and manufacture. The
NASUTION, A. P. (Ade)
core  

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

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