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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

Cobertura temática

Tabla de contenidos

Layer-by-Layer Removal of Graphene for Device Patterning

Ayrat Dimiev; Dmitry V. Kosynkin; Alexander Sinitskii; Alexander Slesarev; Zhengzong Sun; James M. Tour

<jats:p>Reactions of graphene with zinc enable etching of a single graphene layer.</jats:p>

Palabras clave: Multidisciplinary.

Pp. 1168-1172

Helix-Rod Host-Guest Complexes with Shuttling Rates Much Faster than Disassembly

Quan Gan; Yann Ferrand; Chunyan Bao; Brice Kauffmann; Axelle Grélard; Hua Jiang; Ivan Huc

<jats:p>A molecular helix wrapped around a rigid rod can unwind and move between binding sites.</jats:p>

Palabras clave: Multidisciplinary.

Pp. 1172-1175

Oxygen Isotope Variations at the Margin of a CAI Records Circulation Within the Solar Nebula

Justin I. Simon; Ian D. Hutcheon; Steven B. Simon; Jennifer E. P. Matzel; Erick C. Ramon; Peter K. Weber; Lawrence Grossman; Donald J. DePaolo

<jats:p>Isotope measurements within an inclusion in a meteorite reveal a record of processes in the early solar system.</jats:p>

Palabras clave: Multidisciplinary.

Pp. 1175-1178

Dietary Change and Evolution of Horses in North America

Matthew C. Mihlbachler; Florent Rivals; Nikos Solounias; Gina M. Semprebon

<jats:p>A survey of horse-teeth wear during the past 55 million years implies that evolutionary pressures were generally low.</jats:p>

Palabras clave: Multidisciplinary.

Pp. 1178-1181

Paleoindian Seafaring, Maritime Technologies, and Coastal Foraging on California’s Channel Islands

Jon M. Erlandson; Torben C. Rick; Todd J. Braje; Molly Casperson; Brendan Culleton; Brian Fulfrost; Tracy Garcia; Daniel A. Guthrie; Nicholas Jew; Douglas J. Kennett; Madonna L. Moss; Leslie Reeder; Craig Skinner; Jack Watts; Lauren Willis

<jats:p>Archaeological sites reveal a variety of tools used to hunt marine birds, mammals, and fish 12,000 years ago.</jats:p>

Palabras clave: Multidisciplinary.

Pp. 1181-1185

Pseudomonas sax Genes Overcome Aliphatic Isothiocyanate–Mediated Non-Host Resistance in Arabidopsis

Jun Fan; Casey Crooks; Gary Creissen; Lionel Hill; Shirley Fairhurst; Peter Doerner; Chris Lamb

<jats:p> Natural-product effectors of disease resistance in <jats:italic>Arabidopsis</jats:italic> reveal complementary disabling mechanisms in the pathogen. </jats:p>

Palabras clave: Multidisciplinary.

Pp. 1185-1188

A Sorting Platform Determines the Order of Protein Secretion in Bacterial Type III Systems

María Lara-Tejero; Junya Kato; Samuel Wagner; Xiaoyun Liu; Jorge E. Galán

<jats:p> The bacterial enteropathogen <jats:italic>Salmonella</jats:italic> sorts its effector protein substrates prior to secretion. </jats:p>

Palabras clave: Multidisciplinary.

Pp. 1188-1191

Three-Dimensional Model of Salmonella ’s Needle Complex at Subnanometer Resolution

Oliver Schraidt; Thomas C. Marlovits

<jats:p>A cryo–electron microscopy structure of a bacterial secretion complex reveals threefold symmetry.</jats:p>

Palabras clave: Multidisciplinary.

Pp. 1192-1195

Structures of SAS-6 Suggest Its Organization in Centrioles

Mark van Breugel; Masafumi Hirono; Antonina Andreeva; Haru-aki Yanagisawa; Shoko Yamaguchi; Yuki Nakazawa; Nina Morgner; Miriana Petrovich; Ima-Obong Ebong; Carol V. Robinson; Christopher M. Johnson; Dmitry Veprintsev; Benoît Zuber

<jats:p>Self-assembly of a centriolar protein may contribute to organizing the cartwheel-like hub and establishing centriole symmetry.</jats:p>

Palabras clave: Multidisciplinary.

Pp. 1196-1199

DAXX / ATRX , MEN1 , and mTOR Pathway Genes Are Frequently Altered in Pancreatic Neuroendocrine Tumors

Yuchen Jiao; Chanjuan Shi; Barish H. Edil; Roeland F. de Wilde; David S. Klimstra; Anirban Maitra; Richard D. Schulick; Laura H. Tang; Christopher L. Wolfgang; Michael A. Choti; Victor E. Velculescu; Luis A. Diaz; Bert Vogelstein; Kenneth W. Kinzler; Ralph H. Hruban; Nickolas Papadopoulos

<jats:p>A rare but deadly form of human pancreatic cancer harbors mutations in chromatin remodeling genes.</jats:p>

Palabras clave: Multidisciplinary.

Pp. 1199-1203