Results 81 to 90 of about 251,912 (281)

Stereoelectronic Effects in the 02-mediated Autoxidation of Reduced Folate Derivatives

open access: yesPteridines, 1993
For over forty years pteridinologists have studied the O2-mediated autoxidation of reduced folate derivatives. This effort has resulted in the identification of several transient intermediates and many products. Until now.
Fitzhugh Anthony L.
doaj   +1 more source

Criticality in inhomogeneous magnetic systems: Application to quantum ferromagnets

open access: yes, 2007
We consider a $\phi^4$-theory with a position-dependent distance from the critical point. One realization of this model is a classical ferromagnet subject to non-uniform mechanical stress.
A. I. Larkin   +8 more
core   +1 more source

Selenoprotein H Functions as a PPARα Coactivator to Link Selenium Homeostasis to Hepatic Lipid Metabolism and Protect against Steatohepatitis

open access: yesAdvanced Science, EarlyView.
Our study identifies selenium deficiency as a hallmark of MASH pathogenesis. Dietary selenium supplementation enhances hepatic fatty acid oxidation (FAO) and attenuates MASH progression by activating the PPARα pathway via selenoprotein H (SELENOH). This selenium‐SELENOH‐PPARα nexus redefines the functional scope of selenoproteins, moving from redox ...
Yuwei Zhang   +11 more
wiley   +1 more source

Polyatomic candidates for cooling of molecules with lasers from simple theoretical concepts

open access: yes, 2016
A rational approach to identify polyatomic molecules that appear to be promising candidates for direct Doppler cooling with lasers is outlined. First-principle calculations for equilibrium structures and Franck--Condon factors of selected representatives
Berger, Robert, Isaev, Timur
core   +1 more source

MiR-339-5p Regulates the Growth, Colony Formation and Metastasis of Colorectal Cancer Cells by Targeting PRL-1

open access: yesPLoS ONE, 2013
MicroRNAs (miRNAs) have been suggested to play a vital role in regulate tumor progression and invasion. However, the expression of miR-339-5p in colorectal cancer and its effects are not known.
Chang Zhou   +8 more
semanticscholar   +1 more source

Pan‐3D Genome Analysis Reveals the Roles of Structural Variation in Chicken Chromatin Architectures, Domestication and Production Traits

open access: yesAdvanced Science, EarlyView.
This study firstly presents a comprehensive and high‐resolution pan‐3D genome resource in chicken. Our findings reveal the role of structural variations in 3D genome architectures, and how they influence the domestication process and production traits at the 3D genome level.
Zhen Zhou   +19 more
wiley   +1 more source

Rola Józefa Tejchmy w kryzysie grudniowym 1970 r. Meandry rozgrywek na szczytach kierownictwa PZPR

open access: yesActa Universitatis Lodziensis: Folia Historica
Celem artykułu jest przybliżenie roli Józefa Tejchmy podczas kryzysu grudniowego 1970 r. Praca analizuje działania Tejchmy, próbując określić wagę roli odegranej przez niego oraz jego postawę w dniach kryzysu.
Jakub Kuliś
doaj   +1 more source

Prevalence and characteristics of lipid metabolism disorders in children from Krasnodar region of Russia

open access: yesОжирение и метаболизм, 2014
The goal of our study was to assess the prevalence and characteristics of lipid metabolism disorders in children Krasnodar region of Russia. Overall 6,000 children 10-17 years were included in the study.

doaj   +1 more source

Dissociation of one-dimensional matter-wave breathers due to quantum many-body effects

open access: yes, 2017
We use the ab initio Bethe Ansatz dynamics to predict the dissociation of one-dimensional cold-atom breathers that are created by a quench from a fundamental soliton.
Hulet, Randall G.   +3 more
core   +1 more source

MVP Inhibits Influenza A Virus‐Induced Ferroptosis by Targeting IRF1 and Increasing FSP1 Activity

open access: yesAdvanced Science, EarlyView.
During IAV infection, MVP inhibits IRF1 polyubiquitination, thereby relieving IRF1‐mediated transcriptional inhibition of FSP1. Consequently, this leads to an upregulation of FSP1 expression, thereby reinforcing the inhibition of ferroptosis. In addition, the MVP can promote myristoylation and ubiquitination of FSP1, enabling its membrane localization ...
Yingbo Chen   +12 more
wiley   +1 more source

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