Results 61 to 70 of about 10,179,498 (326)

Shale gas content evaluation for deep strata and its variation: a case study of Weirong, Yongchuan gas fields in Sichuan Basin

open access: yesShiyou shiyan dizhi, 2022
The exploration and development of shale gas in China are recently focusing on the deep layers. However, the occurring characteristics of shale gas under high temperature and high pressure are not clear, which imposes great restrictions to deep shale gas
Haikun SU   +7 more
doaj   +1 more source

Moisture content and gas sampling device [PDF]

open access: yes, 1985
An apparatus is described for measuring minute quantities of moisture and other contaminants within sealed enclosures such as electronic assemblies which may be subject to large external atmospheric pressure variations.
Krieg, H. C., Jr.
core   +1 more source

On the Interstellar Medium and Star Formation Demographics of Galaxies in the Local Universe

open access: yes, 2009
We present a demographic analysis of integrated star formation and gas properties for a sample of galaxies representative of the overall population at z~0.
Andersson   +69 more
core   +1 more source

Local Group Dwarf Galaxies: Nature And Nurture [PDF]

open access: yes, 2011
We investigate the formation and evolution of dwarf galaxies in a high resolution, hydrodynamical cosmological simulation of a Milky Way sized halo and its environment.
Annibali   +63 more
core   +1 more source

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

On the Gas Content and Efficiency of AGN Feedback in Low-redshift Quasars [PDF]

open access: yes, 2018
The interstellar medium is crucial to understanding the physics of active galaxies and the coevolution between supermassive black holes and their host galaxies. However, direct gas measurements are limited by sensitivity and other uncertainties.
J. Shangguan, L. Ho, Yanxia Xie
semanticscholar   +1 more source

Revealing the Environmental Dependence of Molecular Gas Content in a Distant X-Ray Cluster at z = 2.51 [PDF]

open access: yesAstrophysical Journal, 2018
We present a census of the molecular gas properties of galaxies in the most distant known X-ray cluster, CLJ1001, at z = 2.51, using deep observations of CO(1-0) with the Karl G. Jansky Very Large Array.
Tao Wang   +15 more
semanticscholar   +1 more source

Exploiting metabolic adaptations to overcome dabrafenib treatment resistance in melanoma cells

open access: yesMolecular Oncology, EarlyView.
We show that dabrafenib‐resistant melanoma cells undergo mitochondrial remodeling, leading to elevated respiration and ROS production balanced by stronger antioxidant defenses. This altered redox state promotes survival despite mitochondrial damage but renders resistant cells highly vulnerable to ROS‐inducing compounds such as PEITC, highlighting redox
Silvia Eller   +17 more
wiley   +1 more source

The Gas Content in Galactic Disks: Correlation with Kinematics

open access: yes, 2005
We consider the relationship between the total HI mass in late-type galaxies and the kinematic properties of their disks. The mass $M_HI$ for galaxies with a wide variety of properties, from dwarf dIrr galaxies with active star formation to giant low ...
A. A. Smirnova   +60 more
core   +3 more sources

Peroxidasin enables melanoma immune escape by inhibiting natural killer cell cytotoxicity

open access: yesMolecular Oncology, EarlyView.
Peroxidasin (PXDN) is secreted by melanoma cells and binds the NK cell receptor NKG2D, thereby suppressing NK cell activation and cytotoxicity. PXDN depletion restores NKG2D signaling and enables effective NK cell–mediated melanoma killing. These findings identify PXDN as a previously unrecognized immune evasion factor and a potential target to improve
Hsu‐Min Sung   +17 more
wiley   +1 more source

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