Results 61 to 70 of about 4,040,369 (317)

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

open access: yesFEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo   +2 more
wiley   +1 more source

Energy utilization in fluctuating biological energy converters

open access: yesStructural Dynamics, 2016
We have argued previously [Szoke et al., FEBS Lett. 553, 18–20 (2003); Curr. Chem. Biol. 1, 53–57 (2007)] that energy utilization and evolution are emergent properties based on a small number of established laws of physics and chemistry.
Abraham Szőke, Janos Hajdu
doaj   +1 more source

MECHANISM OF EFFICIENCY OF SELECTED NANOSYSTEMS INTENDED FOR CONSOLIDATION OF POROUS MATERIALS [PDF]

open access: yesCivil Engineering Journal, 2019
Over the past 20 years, the possible usage of disperse and colloid systems of organic consolidation agents as well as mineral systems with particle size in nanodimensions in the context of cultural heritage carehas been examined ...
Klára Kroftová, David Škoda
doaj   +1 more source

Information processing using three-qubit and qubit-qutrit encodings of noncomposite quantum systems

open access: yes, 2016
We study quantum information properties of a seven-level system realized by a particle in an one-dimensional square-well trap. Features of encodings of seven-level systems in a form of three-qubit or qubit-qutrit systems are discussed.
Fedorov, A. K.   +3 more
core   +1 more source

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

Gene co-expression network analysis reveals common system-level properties of prognostic genes across cancer types [PDF]

open access: yesNature Communications, 2014
Prognostic genes are key molecules informative for cancer prognosis and treatment. Previous studies have focused on the properties of individual prognostic genes, but have lacked a global view of their system-level properties. Here we examined their properties in gene co-expression networks for four cancer types using data from 'The Cancer Genome Atlas'
Yang, Yang   +5 more
openaire   +2 more sources

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Why is the nanoscale special (or not)? Fundamental properties and how it relates to the design of nano-enabled drug delivery systems

open access: yesNanotechnology Reviews, 2013
Nanoscience studies describe natural phenomena at the submicron scale. Below a critical nanoscale limit, the physical, chemical, and biological properties of materials show a marked departure in their behavior compared to the bulk.
Otto Daniel P., de Villiers Melgardt M.
doaj   +1 more source

Effect of a Magnetic Field on the Dipole Echo in Glasses with Nuclear Quadrupole Moments

open access: yes, 2009
The effect of a magnetic field on the dipole echo amplitude in glasses at temperatures of about 10 mK caused by nonspherical nuclei with electric quadrupole moments has been studied theoretically.
A. V. Shumilin   +5 more
core   +1 more source

System‐level changes following invasion caused by disruption of functional relationships among plant and soil properties [PDF]

open access: yesEcosphere, 2015
The ecological impacts of invasive plants have served to justify the cost of their management, which is estimated to exceed $1 billion annually in the US alone. However, our understanding of the ecological impacts of most invasive plants is extremely limited, and when known, interpretation is confounded with varied measurements and methods.
Tekiela, Daniel R., Barney, Jacob
openaire   +2 more sources

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