Results 61 to 70 of about 83,357 (315)

On Fake News, gatekeepers and LIS professionals [PDF]

open access: yes, 2020
A narrative on what is meant by Fake News and Disinformation in the literature accompanied by a reflection on the need for a multidisciplinary approach moving from a comparison with the past, namely the 1940s, and 1950s, when Wiener founded cybernetics ...
Fontanin, Matilde
core  

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

Covariant Holographic Renormalization of Non-Conformal Field Theories [PDF]

open access: yes, 2010
We present a Covariant Holographic Renormalization (CHR) procedure of fake supergravity (sugra) systems. Holography is a strong/weak coupling duality between gravitational and gauge theories, and fake sugra is a theory of gravity coupled to scalars in ...
Van Eijk, Ernestus Petrus
core  

La datation par thermoluminescence face à la production d’un nouveau type de faux

open access: yesCeROArt : Conservation, Exposition, Restauration d'Objets d'Art, 2009
The thermoluminescence phenomenon has been use since more than 30 years to evaluate the age of certain archaeological samples. Since a couple of year, some try to pass over this test using different techniques like the artificial irradiation of recent ...
Isabelle Gerardy
doaj   +1 more source

Cell geometry and membrane protein crowding constrain Escherichia coli growth rate, overflow metabolism, respiration, and maintenance energy

open access: yesFEBS Letters, EarlyView.
The physical dimensions and shape of bacterial cells define the surface area available to acquire nutrients and the volume available for synthesizing proteins and DNA. Here, we use computational systems biology to decode the importance of cell geometry as a major determinant of prokaryotic phenotype, including growth rate and metabolic efficiency. This
Ross P. Carlson   +6 more
wiley   +1 more source

¿Qué hacer frente a las fake news? [PDF]

open access: yes, 2020
Por lo menos desde la campaña presidencial en Estados Unidos en 2016, el fenómeno de las “Fake News” domina el debate sociopolítico sobre la comunicación en la Red. Pero concretamente, ¿qué son las “Fake News”? ¿Cómo actúan?
Müller, Philipp, Denner, Nora
core  

Künstlerische Intervention: „Fake it, Fake it – till you Fake it.“

open access: yesIMAGE
How to do art in times of war, destruction, violence, anger, hate, resentment? What kind of art should be done in moments of darkness and desperation? Can art be a tool for understanding history’s changes? Can a work of art draw alternative forms of understanding the world?
openaire   +3 more sources

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Fake-News Detection System Using Machine-Learning Algorithms for Arabic-Language Content [PDF]

open access: yes, 2022
Over the past decade, social media has become a dominant source of news and information. This has led to an increase in the number of groups and individuals spreading news through social media with no direct quality control or censorship of the content ...
Ammar Alazab (14855908)   +5 more
core  

Test Again [PDF]

open access: yes, 2020
Fake ...
Fake, Person
core   +1 more source

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