Metabolic control of acclimation to nutrient deprivation dependent on polyphosphate synthesis.

abstract：:We present results from a study in the Democratic Republic of the Congo that uses mobile money networks to run rotating savings and credit associations (ROSCAs), peer-to-peer finance groups ubiquitous across the developing world. We find high rates of contribution and ROSCA success. The unexpected success of such e-RO...

journal_title：Science advances

authors： Francois P,Squires M

更新日期：2021-01-01 00:00:00

abstract：:The past few years have witnessed rapid advances in the synthesis of high-quality perovskite nanocrystals (PNCs). However, despite the impressive developments, the stability of PNCs remains a substantial challenge. The ability to reliably improve stability of PNCs while retaining their individual nanometer size repres...

journal_title：Science advances

authors： He Y,Yoon YJ,Harn YW,Biesold-McGee GV,Liang S,Lin CH,Tsukruk VV,Thadhani N,Kang Z,Lin Z

更新日期：2019-11-29 00:00:00

abstract：:The tendency to see life as zero-sum exacerbates political conflicts. Six studies (N = 3223) examine the relationship between political ideology and zero-sum thinking: the belief that one party's gains can only be obtained at the expense of another party's losses. We find that both liberals and conservatives view life...

journal_title：Science advances

authors： Davidai S,Ongis M

更新日期：2019-12-18 00:00:00

abstract：:The geothermal heat flux is a critical thermal boundary condition that influences the melting, flow, and mass balance of ice sheets, but measurements of this parameter are difficult to make in ice-covered regions. We report the first direct measurement of geothermal heat flux into the base of the West Antarctic Ice Sh...

journal_title：Science advances

authors： Fisher AT,Mankoff KD,Tulaczyk SM,Tyler SW,Foley N,WISSARD Science Team.

更新日期：2015-07-10 00:00:00

abstract：:Skin-mountable microelectronics are garnering substantial interest for various promising applications including human-machine interfaces, biointegrated devices, and personalized medicine. However, it remains a critical challenge to develop e-skins to mimic the human somatosensory system in full working range. Here, we...

journal_title：Science advances

authors： Cai Y,Shen J,Yang CW,Wan Y,Tang HL,Aljarb AA,Chen C,Fu JH,Wei X,Huang KW,Han Y,Jonas SJ,Dong X,Tung V

更新日期：2020-11-27 00:00:00

abstract：:Adenosine and its receptors play a key role in bone homeostasis and regeneration. Extracellular adenosine is generated from CD39 and CD73 activity in the cell membrane, through conversion of adenosine triphosphate to adenosine monophosphate (AMP) and AMP to adenosine, respectively. Despite the relevance of CD39/CD73 t...

journal_title：Science advances

authors： Shih YV,Liu M,Kwon SK,Iida M,Gong Y,Sangaj N,Varghese S

更新日期：2019-08-21 00:00:00

abstract：:Anti-programmed cell death 1 ligand 1 (PD-L1) therapy is extraordinarily effective in select patients with cancer. However, insufficient lymphocytic infiltration, weak T cell-induced inflammation, and immunosuppressive cell accumulation in the tumor microenvironment (TME) may greatly diminish the efficacy. Here, we re...

journal_title：Science advances

authors： Li Z,Wang Y,Shen Y,Qian C,Oupicky D,Sun M

更新日期：2020-05-15 00:00:00

abstract：:The pathways and transformations of dense water overflows, which depend on small-scale interactions between flow dynamics and erosional-depositional processes, are a central piece in the ocean's large-scale circulation. A novel, high-resolution current and hydrographic data set highlights the intricate pathway travell...

journal_title：Science advances

authors： Sánchez-Leal RF,Bellanco MJ,Fernández-Salas LM,García-Lafuente J,Gasser-Rubinat M,González-Pola C,Hernández-Molina FJ,Pelegrí JL,Peliz A,Relvas P,Roque D,Ruiz-Villarreal M,Sammartino S,Sánchez-Garrido JC

更新日期：2017-11-15 00:00:00

abstract：:In the post-Moore era, an electrically driven monolithic optoelectronic integrated circuit (OEIC) fabricated from a single material is pursued globally to enable the construction of wafer-scale compact computing systems with powerful processing capabilities and low-power consumption. We report a monolithic plasmonic i...

journal_title：Science advances

authors： Liu Y,Zhang J,Liu H,Wang S,Peng LM

更新日期：2017-10-20 00:00:00

abstract：:The key to the development of advanced materials is to understand their electronic structure-property relationship. Utilization of this understanding to design new electronic materials with desired properties led to modern epitaxial growth approaches for synthesizing artificial lattices, which for almost half a centur...

journal_title：Science advances

authors： Mascarenhas A,Fluegel B,Bhusal L

更新日期：2017-06-07 00:00:00

abstract：:By developing new computational models, we examine how enzymatic reactions on an underlying surface can be harnessed to direct the motion and organization of reagent-laden microcapsules in a fluid-filled microchannel. In the presence of appropriate reagents, surface-bound enzymes can act as pumps, which drive large-sc...

journal_title：Science advances

authors： Shklyaev OE,Shum H,Sen A,Balazs AC

更新日期：2016-03-18 00:00:00

abstract：:The advent of two-dimensional (2D) materials has led to extensive studies of heterostructures for novel applications. 2D lateral multiheterojunctions and superlattices have been recently demonstrated, but the available growth methods can only produce features with widths in the micrometer or, at best, 100-nm scale and...

journal_title：Science advances

authors： Zhou W,Zhang YY,Chen J,Li D,Zhou J,Liu Z,Chisholm MF,Pantelides ST,Loh KP

更新日期：2018-03-23 00:00:00

abstract：:Self-assembly of colloidal nanocrystals into complex superstructures offers notable opportunities to create functional devices and artificial materials with unusual properties. Anisotropic nanoparticles with nonspherical shapes, such as rods, plates, polyhedra, and multipods, enable the formation of a diverse range of...

journal_title：Science advances

authors： Wang Q,Wang Z,Li Z,Xiao J,Shan H,Fang Z,Qi L

更新日期：2017-10-27 00:00:00

abstract：:Students from underrepresented groups start college with the same level of interest in STEM majors as their peers, but leave STEM at higher rates. We tested the hypothesis that low grades in general chemistry contribute to this "weeding," using records from 25,768 students. In the first course of a general chemistry s...

journal_title：Science advances

authors： Harris RB,Mack MR,Bryant J,Theobald EJ,Freeman S

更新日期：2020-06-10 00:00:00

abstract：:The natural, prehuman abundance of most large predators is unknown because of the lack of historical data and a limited understanding of the natural factors that control their populations. Determining the supportable predator biomass at a given location (that is, the predator carrying capacity) would help managers to ...

journal_title：Science advances

authors： Valdivia A,Cox CE,Bruno JF

更新日期：2017-03-01 00:00:00

abstract：:Ciliary oscillations driven by molecular motors cause fluid motion at micron scale. Stable oscillations require a substantial source of dissipation to balance the energy input of motors. Conventionally, it stems from external fluid. We show, in contrast, that external fluid friction is negligible compared to internal ...

journal_title：Science advances

authors： Mondal D,Adhikari R,Sharma P

更新日期：2020-08-12 00:00:00

abstract：:Modeling a complex system is almost invariably a challenging task. The incorporation of experimental observations can be used to improve the quality of a model and thus to obtain better predictions about the behavior of the corresponding system. This approach, however, is affected by a variety of different errors, esp...

journal_title：Science advances

authors： Bonomi M,Camilloni C,Cavalli A,Vendruscolo M

更新日期：2016-01-22 00:00:00

abstract：:Changes in the Atlantic Meridional Overturning Circulation (AMOC) are moderate in most climate model projections under increasing greenhouse gas forcing. This intermodel consensus may be an artifact of common model biases that favor a stable AMOC. Observationally based freshwater budget analyses suggest that the AMOC ...

journal_title：Science advances

authors： Liu W,Xie SP,Liu Z,Zhu J

更新日期：2017-01-04 00:00:00

abstract：:The Tulare Basin in Central California is a site of intensive agricultural activity and extraction of groundwater, with pronounced ground subsidence and degradation of water resources over the past century. Spatially extensive observations of ground displacements from satellite-based remote sensing allow us to infer t...

journal_title：Science advances

authors： Murray KD,Lohman RB

更新日期：2018-08-29 00:00:00

abstract：:Interaction of swimming bacteria with flows controls their ability to explore complex environments, crucial to many societal and environmental challenges and relevant for microfluidic applications such as cell sorting. Combining experimental, numerical, and theoretical analysis, we present a comprehensive study of the...

journal_title：Science advances

authors： Jing G,Zöttl A,Clément É,Lindner A

更新日期：2020-07-10 00:00:00

abstract：:Previous studies have extensively investigated the impact of Arctic sea ice anomalies on the midlatitude circulation and associated surface climate in winter. However, there is an ongoing scientific debate regarding whether and how sea ice retreat results in the observed cold anomaly over the adjacent continents. We p...

journal_title：Science advances

authors： Zhang P,Wu Y,Simpson IR,Smith KL,Zhang X,De B,Callaghan P

更新日期：2018-07-25 00:00:00

abstract：:Key issues for Na-ion batteries are the development of promising electrode materials with favorable sites for Na+ ion intercalation/deintercalation and an understanding of the reaction mechanisms due to its high activation energy and poor electrochemical reversibility. We first report a layered H0.43Ti0.93Nb1.07O5 as ...

journal_title：Science advances

authors： Park H,Kwon J,Choi H,Song T,Paik U

更新日期：2017-10-06 00:00:00

abstract：:Computer vision (CV) has the potential to change medicine fundamentally. Expert knowledge provided by CV can enhance diagnosis. Unfortunately, existing algorithms often remain below expectations, as databases used for training are usually too small, incomplete, and heterogeneous in quality. Moreover, data protection i...

journal_title：Science advances

authors： Han T,Nebelung S,Haarburger C,Horst N,Reinartz S,Merhof D,Kiessling F,Schulz V,Truhn D

更新日期：2020-12-02 00:00:00

abstract：:The spin-polarized surface states of topological insulators (TIs) are attractive for applications in spintronics and quantum computing. A central challenge with these materials is to reliably tune the chemical potential of their electrons with respect to the Dirac point and the bulk bands. We demonstrate persistent, b...

journal_title：Science advances

authors： Yeats AL,Pan Y,Richardella A,Mintun PJ,Samarth N,Awschalom DD

更新日期：2015-10-09 00:00:00

abstract：:Continental rifting and seafloor spreading play a fundamental role in the generation of new crust. However, the distribution of magma and its relationship with tectonics and volcanism remain poorly understood, particularly in back-arc settings. We show evidence for a large, long-lived, off-axis magmatic intrusion loca...

journal_title：Science advances

authors： Hamling IJ,Hreinsdóttir S,Bannister S,Palmer N

更新日期：2016-06-03 00:00:00

abstract：:Oocyte numbers, a critical determinant of female reproductive fitness, are highly regulated, yet the mechanisms underlying this regulation remain largely undefined. In the Caenorhabditis elegans gonad, RAS/extracellular signal-regulated kinase (ERK) signaling regulates oocyte numbers; mechanisms are unknown. We show t...

journal_title：Science advances

authors： Das D,Chen SY,Arur S

更新日期：2020-10-30 00:00:00

abstract：:Species interactions have long been predicted to increase in intensity toward the tropics and low elevations because of gradients in climate, productivity, or biodiversity. Despite their importance for understanding global ecological and evolutionary processes, plant-animal interaction gradients are particularly diffi...

journal_title：Science advances

authors： Hargreaves AL,Suárez E,Mehltreter K,Myers-Smith I,Vanderplank SE,Slinn HL,Vargas-Rodriguez YL,Haeussler S,David S,Muñoz J,Carlos Almazán-Núñez R,Loughnan D,Benning JW,Moeller DA,Brodie JF,Thomas HJD,Morales M PA

更新日期：2019-02-20 00:00:00

abstract：:Poor transport of neuropharmaceutics through central nervous system (CNS) barriers limits the development of effective treatments for CNS disorders. We present the facile synthesis of a novel neuroinflammation-targeting polyethylene glycol-based dendrimer (PEGOL-60) using an efficient click chemistry approach. PEGOL-6...

journal_title：Science advances

authors： Sharma A,Sharma R,Zhang Z,Liaw K,Kambhampati SP,Porterfield JE,Lin KC,DeRidder LB,Kannan S,Kannan RM

更新日期：2020-01-22 00:00:00

abstract：:Resistances that exceed the Mott-Ioffe-Regel limit (known as bad metal behavior) and non-Fermi liquid behavior are ubiquitous features of the normal state of many strongly correlated materials. We establish the conditions that lead to bad metal and non-Fermi liquid phases in NdNiO3, which exhibits a prototype bandwidt...

journal_title：Science advances

authors： Mikheev E,Hauser AJ,Himmetoglu B,Moreno NE,Janotti A,Van de Walle CG,Stemmer S

更新日期：2015-11-06 00:00:00

abstract：:Macromolecules tend to respond to applied forces in many different ways. Chemistry at high shear forces can be intriguing, with relatively soft bonds becoming very stiff in specific force-loading geometries. Largely used in bionanotechnology, an important case is the streptavidin (SA)/biotin interaction. Although SA's...

journal_title：Science advances

authors： Sedlak SM,Schendel LC,Gaub HE,Bernardi RC

更新日期：2020-03-25 00:00:00