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Science
Resumen/Descripción – provisto por la editorial
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Palabras clave – provistas por la editorial
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Disponibilidad
| Institución detectada | Período | Navegá | Descargá | Solicitá |
|---|---|---|---|---|
| No detectada | desde mar. 1997 / hasta dic. 2023 | Science Journals |
Información
Tipo de recurso:
revistas
ISSN impreso
0036-8075
ISSN electrónico
1095-9203
Editor responsable
American Association for the Advancement of Science (AAAS)
País de edición
Estados Unidos
Fecha de publicación
1880-
Cobertura temática
Tabla de contenidos
Time-Lapse Transcription
Gautham Nair; Arjun Raj
<jats:p>RNA transcription rates can randomly vary in a single cell over time.</jats:p>
Palabras clave: Multidisciplinary.
Pp. 431-432
Glutamate Receptor–Like Genes Form Ca 2+ Channels in Pollen Tubes and Are Regulated by Pistil d -Serine
Erwan Michard; Pedro T. Lima; Filipe Borges; Ana Catarina Silva; Maria Teresa Portes; João E. Carvalho; Matthew Gilliham; Lai-Hua Liu; Gerhard Obermeyer; José A. Feijó
<jats:p> Amino acid modulation of Ca <jats:sup>2+</jats:sup> signaling guides growth of plant pollen tubes. </jats:p>
Palabras clave: Multidisciplinary.
Pp. 434-437
Polarized Gamma-Ray Emission from the Galactic Black Hole Cygnus X-1
P. Laurent; J. Rodriguez; J. Wilms; M. Cadolle Bel; K. Pottschmidt; V. Grinberg
<jats:p>This gamma-ray emission originates from a jet of relativistic particles that is formed in close proximity to the black hole.</jats:p>
Palabras clave: Multidisciplinary.
Pp. 438-439
Selective, Nickel-Catalyzed Hydrogenolysis of Aryl Ethers
Alexey G. Sergeev; John F. Hartwig
<jats:p>A catalyst that cleaves aryl-oxygen bonds but not carbon-carbon bonds may help improve lignin processing.</jats:p>
Palabras clave: Multidisciplinary.
Pp. 439-443
High-Performance Electrocatalysts for Oxygen Reduction Derived from Polyaniline, Iron, and Cobalt
Gang Wu; Karren L. More; Christina M. Johnston; Piotr Zelenay
<jats:p>Fuel cell catalysts synthesized from abundant metals approach the performance and durability of platinum at lower cost.</jats:p>
Palabras clave: Multidisciplinary.
Pp. 443-447
Highly Regioselective Amination of Unactivated Alkanes by Hypervalent Sulfonylimino-λ 3 -Bromane
Masahito Ochiai; Kazunori Miyamoto; Takao Kaneaki; Satoko Hayashi; Waro Nakanishi
<jats:p>A highly reactive bromine-based reagent can add nitrogen to hydrocarbons without the need for metal catalysts.</jats:p>
Palabras clave: Multidisciplinary.
Pp. 448-451
Global Trends in Wind Speed and Wave Height
I. R. Young; S. Zieger; A. V. Babanin
<jats:p>Wind speeds over the world’s oceans have increased over the past two decades, as have wave heights.</jats:p>
Palabras clave: Multidisciplinary.
Pp. 451-455
Latitudinal Gradients in Greenhouse Seawater δ 18 O: Evidence from Eocene Sirenian Tooth Enamel
Mark T. Clementz; Jacob O. Sewall
<jats:p>Tooth enamel from fossil marine mammals shows that the middle latitudes were wetter in the past than they are today.</jats:p>
Palabras clave: Multidisciplinary.
Pp. 455-458
Hippo Pathway Inhibits Wnt Signaling to Restrain Cardiomyocyte Proliferation and Heart Size
Todd Heallen; Min Zhang; Jun Wang; Margarita Bonilla-Claudio; Ela Klysik; Randy L. Johnson; James F. Martin
<jats:p>Heart size is controlled through an antagonistic interaction between Hippo and Wnt signaling pathways.</jats:p>
Palabras clave: Multidisciplinary.
Pp. 458-461
Protein Tyrosine Kinase Wee1B Is Essential for Metaphase II Exit in Mouse Oocytes
Jeong Su Oh; Andrej Susor; Marco Conti
<jats:p>Cyclin degradation is not the only mechanism that controls the exit of mouse oocytes from meiosis.</jats:p>
Palabras clave: Multidisciplinary.
Pp. 462-465