Results 241 to 250 of about 54,095 (272)
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The Rosetta Alpha Particle X-Ray Spectrometer (APXS)

Space Science Reviews, 2007
The Alpha Particle X-Ray Spectrometer (APXS) is a small instrument to determine the elemental composition of a given sample. For the ESA Rosetta mission, the periodical comet 67P/Churyumov-Gerasimenko was selected as the target comet, where the lander PHILAE (after landing) will carry out in-situ observations. One of the instruments onboard is the APXS
Klingelhöfer, G.   +4 more
openaire   +2 more sources

Targeting NADPH Oxidase with APX-115: Suppression of Platelet Activation and Thrombotic Response

Antioxidants and Redox Signaling
Aims: NADPH oxidase (NOX)-derived reactive oxygen species (ROS) are critical for platelet activation and thrombus formation. We hypothesized that inhibiting NOX-mediated ROS production with a pan-NOX inhibitor, APX-115, could effectively suppress ...
Joara Jang   +8 more
semanticscholar   +1 more source

APX‐Spektrometrie auf dem Mars

Nachrichten aus Chemie, Technik und Laboratorium, 1998
AbstractDie Bilder vom Mars haben die Men‐schen fasziniert, wie schon lange keine Weltraummission mehr. Jeder Zentimeter, den die Pathfinder‐Mission im Sommer 1997 auf unserem Nachbarplaneten zurücklegte, wurde am Fernsehbildschirm und im Internet gebannt verfolgt. Staub, Staub, überall Staub lautet eines der ersten Ergebnisse.
openaire   +1 more source

Block Sorting Is APX-Hard

2015
Block Sorting is an NP-hard combinatorial optimization problem motivated by applications in Computational Biology and Optical Character Recognition OCR. It has been approximated in P time within a factor of 2 using two different techniques and the complexity of better approximations has been open for close to a decade now.
N. S. Narayanaswamy, Swapnoneel Roy
openaire   +1 more source

Cytosolic APx knockdown indicates an ambiguous redox responses in rice.

Phytochemistry, 2010
Ascorbate peroxidases (APX, EC 1.1.11.1) are class I heme-peroxidases, which catalyze the conversion of H(2)O(2) into H(2)O, using ascorbate as a specific electron donor. Previously, the presence of eight Apx genes was identified in the nuclear genome of rice (Oryza sativa), encoding isoforms that are located in different sub-cellular compartments ...
S. Rosa   +8 more
semanticscholar   +3 more sources

CHANGES OF APX ISOZYMES UNDER HIGH-TEMPERATURE STRESS AND CLONING OF AN APX FUNCTIONAL FRAGMENT IN EMBRYOGENIC CALLUS OF LITCHI

Acta Horticulturae, 2010
In this study, the embryogenic callus (EC) of litchi (Litchi chinensis Sonn.) was used as the material. Activity and isozymes bands of APX were analyzed under high-temperature stress. In the meanwhile, a cytosolic apx gene fragment was cloned. Results showed that the expression of apx genes was differently induced by high-temperature stress.
W. Shao, Z.X. Lai, Q. Huang, Y.Q. Guo
openaire   +1 more source

APX-hardness of domination problems in circle graphs

Information Processing Letters, 2006
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Damian, Mirela., Pemmaraju, Sriram. V.
openaire   +2 more sources

Chandrayaan-3 APXS elemental abundance measurements at lunar high latitude

Nature
The elemental composition of the lunar surface provides insights into mechanisms of the formation and evolution of the Moon1,2. The chemical composition of lunar regolith have so far been precisely measured using the samples collected by the Apollo, Luna and Chang'e 5 missions, which are from equatorial to mid-latitude regions3,4; lunar meteorites ...
Santosh V. Vadawale   +35 more
openaire   +2 more sources

[Construction and characteristics of a recombinant strain apx II C- /apx I A+ of Actinobacillus pleuropneumoniae serotype 7].

Wei sheng wu xue bao = Acta microbiologica Sinica, 2009
An Actinobacillus pleuropneumoniae apx II C mutant was constructed by transconjugation and counterselection method. Briefly, a transconjugation plasmid pEHA1 was constructed, and transformed into donor strain Escherichia coli 32155. After mixed the donor cells with A .
Jin-Lin, Liu   +4 more
openaire   +1 more source

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