Results 51 to 60 of about 17,923 (299)

En Tránsito: Desplazamientos Nimios en el Cine Latinoamericano (2000-2010) On the Way: Trivial Travelling in Latin American Cinema (2000-2010)

open access: yesAisthesis, 2010
Este artículo busca poner en escena y analizar ciertos tránsitos, heterogéneos en su consumación, en el cine latinoamericano (2000-2010). Indaga, a partir de algunas reflexiones de Marc Augé, Isaac Joseph y Michel de Certau, las posibilidades de tránsito,
Luis Valenzuela Prado
doaj  

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

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

TRANSITS I - Operational Module

open access: yes, 2023
<p>The TRANSITS I - Operational Module provides a detailed exploration of the processes and challenges involved in Computer Security Incident Response Team (CSIRT) operations.
Gapiński, Kamil   +6 more
core  

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

The shocking variability of exoplanet transits

open access: yes, 2013
Asymmetries in exoplanet transits are proving to be a useful tool for furthering our understanding of magnetic activity on both stars and planets outside our Solar System.
Fares, R.   +4 more
core   +1 more source

The Spitzer search for the transits of HARPS low-mass planets. II. Null results for 19 planets [PDF]

open access: yes, 2017
peer reviewedShort-period super-Earths and Neptunes are now known to be very frequent around solar-type stars. Improving our understanding of these mysterious planets requires the detection of a significant sample of objects suitable for detailed ...
Ehrenreich, D.   +24 more
core   +1 more source

Additional JWST/NIRSpec Transits of the Rocky M Dwarf Exoplanet GJ 1132 b Reveal a Featureless Spectrum

open access: yesThe Astronomical Journal
As an archetypal M-dwarf rocky exoplanet, GJ 1132 b has a varied history of atmospheric measurements. At 1.13 R _⊕ , 1.66 M _⊕ , and 580 K, it orbits a bright, slowly rotating M dwarf in a 1.6 day period, making it a prime target for characterization. In
Katherine A. Bennett   +19 more
doaj   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Celestial shadows: eclipses, transits, and occultations

open access: yes, 2015
Much of what is known about the universe comes from the study of celestial shadows—eclipses, transits, and occultations.  The most dramatic are total eclipses of the Sun, which constitute one of the most dramatic and awe-inspiring events of nature ...
Westfall, John, Sheehan, William
core   +1 more source

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