The pharyngeal nervous system orchestrates feeding behavior in planarians.

abstract：:We reveal an intriguing manifestation of topology, which appears in the depletion rate of topological states of matter in response to an external drive. This phenomenon is presented by analyzing the response of a generic two-dimensional (2D) Chern insulator subjected to a circular time-periodic perturbation. Because o...

journal_title：Science advances

authors： Tran DT,Dauphin A,Grushin AG,Zoller P,Goldman N

更新日期：2017-08-18 00:00:00

abstract：:We tested how sediment trapping by hydroelectric dams affects tropical estuaries by comparing two dammed and two undammed rivers on Mexico's Pacific coast. We found that dams demonstrably affected the stability and productivity of the estuaries. The two rivers dammed for hydroelectricity had a rapid coastal recession ...

journal_title：Science advances

authors： Ezcurra E,Barrios E,Ezcurra P,Ezcurra A,Vanderplank S,Vidal O,Villanueva-Almanza L,Aburto-Oropeza O

更新日期：2019-03-13 00:00:00

abstract：:Redox flow batteries (RFBs) are considered one of the most promising large-scale energy storage technologies. However, conventional RFBs suffer from low energy density due to the low solubility of the active materials in electrolyte. On the basis of the redox targeting reactions of battery materials, the redox flow li...

journal_title：Science advances

authors： Jia C,Pan F,Zhu YG,Huang Q,Lu L,Wang Q

更新日期：2015-11-27 00:00:00

abstract：:Vertical stacking is widely viewed as a promising approach for designing advanced functionalities using two-dimensional (2D) materials. Combining crystallographically commensurate materials in these 2D stacks has been shown to result in rich new electronic structure, magnetotransport, and optical properties. In this c...

journal_title：Science advances

authors： Vargas A,Liu F,Lane C,Rubin D,Bilgin I,Hennighausen Z,DeCapua M,Bansil A,Kar S

更新日期：2017-07-14 00:00:00

abstract：:We have developed a way to map brain-wide networks using focal pulsed infrared neural stimulation in ultrahigh-field magnetic resonance imaging (MRI). The patterns of connections revealed are similar to those of connections previously mapped with anatomical tract tracing methods. These include connections between cort...

journal_title：Science advances

authors： Xu AG,Qian M,Tian F,Xu B,Friedman RM,Wang J,Song X,Sun Y,Chernov MM,Cayce JM,Jansen ED,Mahadevan-Jansen A,Zhang X,Chen G,Roe AW

更新日期：2019-04-24 00:00:00

abstract：:Tumor angiogenesis provides critical nutrients for cancer progression and may also facilitate pathways for dissemination during the process of metastasis. It is well established that cells that metastasize display characteristics of stem cells; however, the prevailing paradigm points to these stem-like cells residing ...

journal_title：Science advances

authors： Lee J,Abdeen AA,Hedhli J,Wycislo KL,Dobrucka IT,Fan TM,Dobrucki LW,Kilian KA

更新日期：2017-10-25 00:00:00

abstract：:Nucleosynthetic isotope variability among solar system objects provides insights into the accretion history of terrestrial planets. We report on the nucleosynthetic Fe isotope composition (μ54Fe) of various meteorites and show that the only material matching the terrestrial composition is CI (Ivuna-type) carbonaceous ...

journal_title：Science advances

authors： Schiller M,Bizzarro M,Siebert J

更新日期：2020-02-12 00:00:00

abstract：:We examine the low-temperature states supported by the quasiperiodic host-guest structure of elemental bismuth at high pressure, Bi-III. Our electronic transport and magnetization experiments establish Bi-III as a rare example of type II superconductivity in an element, with a record upper critical field of ~ 2.5 T, u...

journal_title：Science advances

authors： Brown P,Semeniuk K,Wang D,Monserrat B,Pickard CJ,Grosche FM

更新日期：2018-04-13 00:00:00

abstract：:Fractures and faults riddle the Earth's crust on all scales, and the deformation associated with them is presumed to have had significant effects on its petrological and structural evolution. However, despite the abundance of directly observable earthquake activity, unequivocal evidence for seismic slip rates along an...

journal_title：Science advances

authors： Austrheim H,Dunkel KG,Plümper O,Ildefonse B,Liu Y,Jamtveit B

更新日期：2017-02-22 00:00:00

abstract：:Following the onset of the strong 2014-2016 El Niño, a decade-long increase of the basin-wide sea level and heat content in the subtropical southern Indian Ocean (SIO) in 2004-2013 ended with an unprecedented drop, which quickly recovered during the weak 2017-2018 La Niña. Here, we show that the 2014-2016 El Niño cont...

journal_title：Science advances

authors： Volkov DL,Lee SK,Gordon AL,Rudko M

更新日期：2020-09-04 00:00:00

abstract：:Can mating influence cognitive functions such as learning and memory in a permanent way? We have addressed this question using a combined behavioral and in vivo imaging approach, finding that aversive long-term memory performance strongly increases in Drosophila females in response to sperm transfer following mating. ...

journal_title：Science advances

authors： Scheunemann L,Lampin-Saint-Amaux A,Schor J,Preat T

更新日期：2019-11-20 00:00:00

abstract：:Holoprosencephaly (HPE) is a congenital forebrain defect often associated with embryonic lethality and lifelong disabilities. Currently, therapeutic and diagnostic options are limited by lack of knowledge of potential disease-causing mutations. We have identified a new mutation in the PRDM15 gene (C844Y) associated wi...

journal_title：Science advances

authors： Mzoughi S,Di Tullio F,Low DHP,Motofeanu CM,Ong SLM,Wollmann H,Wun CM,Kruszka P,Muenke M,Hildebrandt F,Dunn NR,Messerschmidt DM,Guccione E

更新日期：2020-01-10 00:00:00

abstract：:Dendritic actin networks develop from a first actin filament through branching by the Arp2/3 complex. At the surface of endosomes, the WASH complex activates the Arp2/3 complex and interacts with the capping protein for unclear reasons. Here, we show that the WASH complex interacts with dynactin and uncaps it through ...

journal_title：Science advances

authors： Fokin AI,David V,Oguievetskaia K,Derivery E,Stone CE,Cao L,Rocques N,Molinie N,Henriot V,Aumont-Nicaise M,Hinckelmann MV,Saudou F,Le Clainche C,Carter AP,Romet-Lemonne G,Gautreau AM

更新日期：2021-01-13 00:00:00

abstract：:Asymmetric interactions such as entropic (e.g., encoded by nonspherical shapes) or surface forces (e.g., encoded by patterned surface chemistry or DNA hybridization) provide access to functional states of colloidal matter, but versatile approaches for engineering asymmetric van der Waals interactions have the potentia...

journal_title：Science advances

authors： Fuster HA,Wang X,Wang X,Bukusoglu E,Spagnolie SE,Abbott NL

更新日期：2020-06-19 00:00:00

abstract：:We describe an approach to print composite polymers in high-resolution three-dimensional (3D) architectures that can be rapidly transformed to a new permanent configuration directly by heating. The permanent shape of a component results from the programmed time evolution of the printed shape upon heating via the desig...

journal_title：Science advances

authors： Ding Z,Yuan C,Peng X,Wang T,Qi HJ,Dunn ML

更新日期：2017-04-12 00:00:00

abstract：:Chaotic itinerancy is a frequently observed phenomenon in high-dimensional nonlinear dynamical systems and is characterized by itinerant transitions among multiple quasi-attractors. Several studies have pointed out that high-dimensional activity in animal brains can be observed to exhibit chaotic itinerancy, which is ...

journal_title：Science advances

authors： Inoue K,Nakajima K,Kuniyoshi Y

更新日期：2020-11-11 00:00:00

abstract：:Membrane proteins must balance the sequence constraints associated with folding and function against the hydrophobicity required for solvation within the bilayer. We recently found the expression and maturation of rhodopsin are limited by the hydrophobicity of its seventh transmembrane domain (TM7), which contains pol...

journal_title：Science advances

authors： Penn WD,McKee AG,Kuntz CP,Woods H,Nash V,Gruenhagen TC,Roushar FJ,Chandak M,Hemmerich C,Rusch DB,Meiler J,Schlebach JP

更新日期：2020-03-04 00:00:00

abstract：:Intrinsic immune defenses mediated by restriction factors inhibit productive viral infections. Select viruses rapidly establish latent infections and, with gene expression profiles that imply cell-autonomous intrinsic defenses, may be the most effective immune control measure against latent reservoirs. We illustrate t...

journal_title：Science advances

authors： Lee SH,Albright ER,Lee JH,Jacobs D,Kalejta RF

更新日期：2015-11-27 00:00:00

abstract：:A key problem in the study of the senses is to describe how sense organs extract perceptual information from the physics of the environment. We previously observed that dynamic touch elicits mechanical waves that propagate throughout the hand. Here, we show that these waves produce an efficient encoding of tactile inf...

journal_title：Science advances

authors： Shao Y,Hayward V,Visell Y

更新日期：2020-04-15 00:00:00

abstract：:Porous membranes with ultrafast ion permeation and high ion selectivity are highly desirable for efficient mineral separation, water purification, and energy conversion, but it is still a huge challenge to efficiently separate monatomic ions of the same valence and similar sizes using synthetic membranes. We report me...

journal_title：Science advances

authors： Zhang H,Hou J,Hu Y,Wang P,Ou R,Jiang L,Liu JZ,Freeman BD,Hill AJ,Wang H

更新日期：2018-02-09 00:00:00

abstract：:The wings of the black butterfly, Pachliopta aristolochiae, are covered by micro- and nanostructured scales that harvest sunlight over a wide spectral and angular range. Considering that these properties are particularly attractive for photovoltaic applications, we analyze the contribution of these micro- and nanostru...

journal_title：Science advances

authors： Siddique RH,Donie YJ,Gomard G,Yalamanchili S,Merdzhanova T,Lemmer U,Hölscher H

更新日期：2017-10-20 00:00:00

abstract：:Nitrogen oxides (NO x ) emitted from human activities are believed to regulate the atmospheric oxidation capacity of the troposphere. However, observational evidence is limited for the low-to-median NO x concentrations prevalen...

journal_title：Science advances

authors： Liu Y,Seco R,Kim S,Guenther AB,Goldstein AH,Keutsch FN,Springston SR,Watson TB,Artaxo P,Souza RAF,McKinney KA,Martin ST

更新日期：2018-04-11 00:00:00

abstract：:The formation of the Isthmus of Panama stands as one of the greatest natural events of the Cenozoic, driving profound biotic transformations on land and in the oceans. Some recent studies suggest that the Isthmus formed many millions of years earlier than the widely recognized age of approximately 3 million years ago ...

journal_title：Science advances

authors： O'Dea A,Lessios HA,Coates AG,Eytan RI,Restrepo-Moreno SA,Cione AL,Collins LS,de Queiroz A,Farris DW,Norris RD,Stallard RF,Woodburne MO,Aguilera O,Aubry MP,Berggren WA,Budd AF,Cozzuol MA,Coppard SE,Duque-Caro H,Finne

更新日期：2016-08-17 00:00:00

abstract：:The concept of repair is widely used by nature to heal molecules such as proteins, lipids, sugars, and DNA that are damaged by hydrogen atom abstraction resulting from oxidative stress. We show that this strategy, rather undocumented in the field of synthetic organic chemistry, can be used in a radical chain reaction ...

journal_title：Science advances

authors： Povie G,Suravarapu SR,Bircher MP,Mojzes MM,Rieder S,Renaud P

更新日期：2018-07-20 00:00:00

abstract：:Variations in Earth's orbit pace the glacial-interglacial cycles of the Quaternary, but the mechanisms that transform regional and seasonal variations in solar insolation into glacial-interglacial cycles are still elusive. Here, we present transient simulations of coevolution of climate, ice sheets, and carbon cycle o...

journal_title：Science advances

authors： Willeit M,Ganopolski A,Calov R,Brovkin V

更新日期：2019-04-03 00:00:00

abstract：:Organophosphate-based pesticides inhibit acetylcholinesterase (AChE), which plays a pivotal role in neuromuscular function. While spraying in the field, farmworkers get exposed to pesticides through the dermal route. Internalized pesticide inhibits AChE, which leads to neurotoxicity, cardiotoxicity, cognitive dysfunct...

journal_title：Science advances

authors： Thorat K,Pandey S,Chandrashekharappa S,Vavilthota N,Hiwale AA,Shah P,Sreekumar S,Upadhyay S,Phuntsok T,Mahato M,Mudnakudu-Nagaraju KK,Sunnapu O,Vemula PK

更新日期：2018-10-17 00:00:00

abstract：:Concern on the impacts of ocean acidification on calcifiers, such as bivalves, sea urchins, and foraminifers, has led to efforts to understand the controls on pH in their habitats, which include kelp forests and seagrass meadows. The metabolism of these habitats can lead to diel fluctuation in pH with increases during...

journal_title：Science advances

authors： Krause-Jensen D,Marbà N,Sanz-Martin M,Hendriks IE,Thyrring J,Carstensen J,Sejr MK,Duarte CM

更新日期：2016-12-14 00:00:00

abstract：:The basic physics of earthquakes is such that strong ground motion cannot be expected from an earthquake unless the earthquake itself is very close or has grown to be very large. We use simple seismological relationships to calculate the minimum time that must elapse before such ground motion can be expected at a dist...

journal_title：Science advances

authors： Minson SE,Meier MA,Baltay AS,Hanks TC,Cochran ES

更新日期：2018-03-21 00:00:00

abstract：:Driven by advances in materials and computer science, researchers are attempting to design systems where the computer and material are one and the same entity. Using theoretical and computational modeling, we design a hybrid material system that can autonomously transduce chemical, mechanical, and electrical energy to...

journal_title：Science advances

authors： Fang Y,Yashin VV,Levitan SP,Balazs AC

更新日期：2016-09-02 00:00:00

abstract：:Bacterial chemotaxis-a fundamental example of directional navigation in the living world-is key to many biological processes, including the spreading of bacterial infections. Many bacterial species were recently reported to exhibit several distinct swimming modes-the flagella may, for example, push the cell body or wr...

journal_title：Science advances

authors： Alirezaeizanjani Z,Großmann R,Pfeifer V,Hintsche M,Beta C

更新日期：2020-05-27 00:00:00