Vaccination against ovine cysticercosis using a defined recombinant antigen.

abstract：:Neurons in the visual cortex typically respond selectively to the orientation, and velocity and direction of movement, of moving-bar stimuli. These responses are generally thought to provide information about the orientation and position of lines and edges in the visual field. Some cells are also endstopped, that is s...

journal_title：Nature

authors： Dobbins A,Zucker SW,Cynader MS

更新日期：1987-10-01 00:00:00

abstract：:The "Gardner hypothesis" suggests that an excess of childhood leukaemia near a nuclear reprocessing plant is caused by paternal exposure to ionizing radiation. But the evidence shows that this explanation is wrong. ...

journal_title：Nature

authors： Doll R,Evans HJ,Darby SC

更新日期：1994-02-24 00:00:00

abstract：:The Redfield ratio of 106 carbon:16 nitrogen:1 phosphorus in marine phytoplankton is one of the foundations of ocean biogeochemistry, with applications in algal physiology, palaeoclimatology and global climate change. However, this ratio varies substantially in response to changes in algal nutrient status and taxonomi...

journal_title：Nature

authors： Sañudo-Wilhelmy SA,Tovar-Sanchez A,Fu FX,Capone DG,Carpenter EJ,Hutchins DA

更新日期：2004-12-16 00:00:00

abstract：:Statistical dependencies in the responses of sensory neurons govern both the amount of stimulus information conveyed and the means by which downstream neurons can extract it. Although a variety of measurements indicate the existence of such dependencies, their origin and importance for neural coding are poorly underst...

journal_title：Nature

authors： Pillow JW,Shlens J,Paninski L,Sher A,Litke AM,Chichilnisky EJ,Simoncelli EP

更新日期：2008-08-21 00:00:00

abstract：:The study of the extent and basis of gene-enzyme variation has long been a principal concern of population genetics. Numerous surveys have indicated considerable amounts of genetic variation detectable in natural populations, with few exceptions. The variances of average heterozygosities (H) between species and among ...

journal_title：Nature

authors： O'Brien SJ,Gail MH,Levin DL

更新日期：1980-12-11 00:00:00

abstract：:Co-evolution between plants and their natural enemies is generally believed to have generated much of the Earth's biological diversity. A process analogous to co-evolution occurs in agricultural systems, in which natural enemies adapt to crop resistance introduced by breeding or genetic engineering. Because of this si...

journal_title：Nature

authors： Rausher MD

更新日期：2001-06-14 00:00:00

abstract：:The annotated genomes of organisms define a 'blueprint' of their possible gene products. Post-genome analyses attempt to confirm and modify the annotation and impose a sense of the spatial, temporal and developmental usage of genetic information by the organism. Here we describe a large-scale, high-accuracy (average d...

journal_title：Nature

authors： Lasonder E,Ishihama Y,Andersen JS,Vermunt AM,Pain A,Sauerwein RW,Eling WM,Hall N,Waters AP,Stunnenberg HG,Mann M

更新日期：2002-10-03 00:00:00

abstract：:Visual working memory provides an essential link between perception and higher cognitive functions, allowing for the active maintenance of information about stimuli no longer in view. Research suggests that sustained activity in higher-order prefrontal, parietal, inferotemporal and lateral occipital areas supports vis...

journal_title：Nature

authors： Harrison SA,Tong F

更新日期：2009-04-02 00:00:00

abstract：:Sex and recombination are widespread, but explaining these phenomena has been one of the most difficult problems in evolutionary biology. Recombination is advantageous when different individuals in a population carry different advantageous alleles. By bringing together advantageous alleles onto the same chromosome, re...

journal_title：Nature

authors： Keightley PD,Otto SP

更新日期：2006-09-07 00:00:00

abstract：:Protoplanetary disks are known to possess a variety of substructures in the distribution of their millimetre-sized grains, predominantly seen as rings and gaps1, which are frequently interpreted as arising from the shepherding of large grains by either hidden, still-forming planets within the disk2 or (magneto-)hydrod...

journal_title：Nature

authors： Teague R,Bae J,Bergin EA

更新日期：2019-10-01 00:00:00

abstract：:The formation of a primordial crust is a critical step in the evolution of terrestrial planets but the timing of this process is poorly understood. The mineral zircon is a powerful tool for constraining crust formation because it can be accurately dated with the uranium-to-lead (U-Pb) isotopic decay system and is resi...

journal_title：Nature

authors： Bouvier LC,Costa MM,Connelly JN,Jensen NK,Wielandt D,Storey M,Nemchin AA,Whitehouse MJ,Snape JF,Bellucci JJ,Moynier F,Agranier A,Gueguen B,Schönbächler M,Bizzarro M

更新日期：2018-06-01 00:00:00

abstract：:Manic depression is a severe cyclic mental illness that can be unipolar or bipolar and has a lifetime risk of approximately 7 per 1,000 in most populations. Families with multiple cases of manic depression have been described that are compatible with both autosomal dominant and X-linked modes of genetic transmission. ...

journal_title：Nature

authors： Hodgkinson S,Sherrington R,Gurling H,Marchbanks R,Reeders S,Mallet J,McInnis M,Petursson H,Brynjolfsson J

更新日期：1987-02-26 00:00:00

abstract：:Many planktonic organisms produce 'resting' stages when the environmental conditions deteriorate. Like seeds, resting stages can survive unfavourable conditions. The crustacean Daphnia normally reproduces by means of parthenogenetically produced normal, not resting, eggs-but occasionally switches to bisexual reproduct...

journal_title：Nature

authors： Alekseev V,Lampert W

更新日期：2001-12-20 00:00:00

abstract：:The ability to repair or promote regeneration within the adult human brain has been envisioned for decades. Until recently, such efforts mainly involved delivery of growth factors and cell transplants designed to rescue or replace a specific population of neurons, and the results have largely been disappointing. New a...

journal_title：Nature

authors： Barker RA,Götz M,Parmar M

更新日期：2018-05-01 00:00:00

abstract：:Galactic cosmic rays (CRs) are widely believed to be accelerated by shock waves associated with the expansion of supernova ejecta into the interstellar medium. A key issue in this long-standing conjecture is a theoretical prediction that the interstellar magnetic field can be substantially amplified at the shock of a ...

journal_title：Nature

authors： Uchiyama Y,Aharonian FA,Tanaka T,Takahashi T,Maeda Y

更新日期：2007-10-04 00:00:00

abstract：:Necroptosis has emerged as an important pathway of programmed cell death in embryonic development, tissue homeostasis, immunity and inflammation. RIPK1 is implicated in inflammatory and cell death signalling and its kinase activity is believed to drive RIPK3-mediated necroptosis. Here we show that kinase-independent s...

journal_title：Nature

authors： Dannappel M,Vlantis K,Kumari S,Polykratis A,Kim C,Wachsmuth L,Eftychi C,Lin J,Corona T,Hermance N,Zelic M,Kirsch P,Basic M,Bleich A,Kelliher M,Pasparakis M

更新日期：2014-09-04 00:00:00

abstract：:The actin cytoskeleton is regulated by GTP-hydrolysing proteins, the Rho GTPases, which act as molecular switches in diverse signal-transduction processes. Various bacterial toxins can inactivate Rho GTPases by ADP-ribosylation or glucosylation. Previous research has identified Rho proteins as putative targets for Esc...

journal_title：Nature

authors： Schmidt G,Sehr P,Wilm M,Selzer J,Mann M,Aktories K

更新日期：1997-06-12 00:00:00

abstract：:Nuclear import of the NF-AT transcription factors during T-cell activation requires the calcium-activated phosphatase calcineurin, which unmasks nuclear-location signals on NF-AT. We show here that the nuclear import of NF-ATs is not sufficient to activate NF-AT target genes, as NF-ATs are subject to a futile cycling ...

journal_title：Nature

authors： Zhu J,McKeon F

更新日期：1999-03-18 00:00:00

abstract：:The Earth's mantle is isotopically heterogeneous on length scales ranging from centimetres to more than 10(4) kilometres. This heterogeneity originates from partial melt extraction and plate tectonic recycling, whereas stirring during mantle convection tends to reduce it. Here we show that mid-ocean ridge basalts from...

journal_title：Nature

authors： Graham DW,Blichert-Toft J,Russo CJ,Rubin KH,Albarède F

更新日期：2006-03-09 00:00:00

abstract：:Only 10 different V beta gene segments were found when the sequences of 15 variable (V beta) genes of the mouse T-cell receptor were examined. From this analysis we calculate that the total number of expressed V beta gene segments may be 21 or fewer, which makes the expressed germline V beta repertoire much smaller th...

journal_title：Nature

authors： Barth RK,Kim BS,Lan NC,Hunkapiller T,Sobieck N,Winoto A,Gershenfeld H,Okada C,Hansburg D,Weissman IL

更新日期：1985-08-08 00:00:00

abstract：:Self-reproduction is central to biological life for long-term sustainability and evolutionary adaptation. Although these traits would also be desirable in many engineered systems, the principles of self-reproduction have not been exploited in machine design. Here we create simple machines that act as autonomous modula...

journal_title：Nature

authors： Zykov V,Mytilinaios E,Adams B,Lipson H

更新日期：2005-05-12 00:00:00

abstract：:Aggregation of amyloid-β peptides into fibrils or other self-assembled states is central to the pathogenesis of Alzheimer's disease. Fibrils formed in vitro by 40- and 42-residue amyloid-β peptides (Aβ40 and Aβ42) are polymorphic, with variations in molecular structure that depend on fibril growth conditions. Recent e...

journal_title：Nature

authors： Qiang W,Yau WM,Lu JX,Collinge J,Tycko R

更新日期：2017-01-12 00:00:00

abstract：:Language is a uniquely human ability that evolved at some point in the roughly 6,000,000 years since human and chimpanzee lines diverged. Even in the most linguistically impoverished environments, children naturally develop sophisticated language systems. In contrast, reading is a learnt skill that does not develop wi...

journal_title：Nature

authors： Carreiras M,Seghier ML,Baquero S,Estévez A,Lozano A,Devlin JT,Price CJ

更新日期：2009-10-15 00:00:00

abstract：:Although the influence of electrical activity on neural development has been studied extensively, experiments have only recently focused on the role of activity in the development of the mammalian central nervous system (CNS). Using tetrodotoxin (TTX) to abolish sodium-mediated action potentials, studies on the visual...

journal_title：Nature

authors： Kalil RE,Dubin MW,Scott G,Stark LA

更新日期：1986-09-11 00:00:00

abstract：:The factors driving glacial changes in ocean overturning circulation are not well understood. On the basis of a comparison of 20 climate variables over the past four glacial cycles, the SPECMAP project proposed that summer insolation at high northern latitudes (that is, Milankovitch forcing) drives the same sequence o...

journal_title：Nature

authors： Lisiecki LE,Raymo ME,Curry WB

更新日期：2008-11-06 00:00:00

abstract：:A hybrid gene was constructed between the beta-lactamase gene of plasmid pBR322 and the cloned coding sequence for rat growth hormone. This gene is expressed in bacteria and growth hormone sequences are detectable by immunological methods. ...

journal_title：Nature

authors： Seeburg PH,Shine J,Martial JA,Ivarie RD,Morris JA,Ullrich A,Baxter JD,Goodman HM

更新日期：1978-12-21 00:00:00

abstract：:Blood production is ensured by rare, self-renewing haematopoietic stem cells (HSCs). How HSCs accommodate the diverse cellular stresses associated with their life-long activity remains elusive. Here we identify autophagy as an essential mechanism protecting HSCs from metabolic stress. We show that mouse HSCs, in contr...

journal_title：Nature

authors： Warr MR,Binnewies M,Flach J,Reynaud D,Garg T,Malhotra R,Debnath J,Passegué E

更新日期：2013-02-21 00:00:00

abstract：:Peptidoglycan is the major structural constituent of the bacterial cell wall, forming a meshwork outside the cytoplasmic membrane that maintains cell shape and prevents lysis. In Gram-negative bacteria, peptidoglycan is located in the periplasm, where it is protected from exogenous lytic enzymes by the outer membrane....

journal_title：Nature

authors： Russell AB,Hood RD,Bui NK,LeRoux M,Vollmer W,Mougous JD

更新日期：2011-07-20 00:00:00

abstract：:Among the ten subtypes of mammalian voltage-gated calcium (Cav) channels, Cav3.1-Cav3.3 constitute the T-type, or the low-voltage-activated, subfamily, the abnormal activities of which are associated with epilepsy, psychiatric disorders and pain1-5. Here we report the cryo-electron microscopy structures of human Cav3....

journal_title：Nature

authors： Zhao Y,Huang G,Wu Q,Wu K,Li R,Lei J,Pan X,Yan N

更新日期：2019-12-01 00:00:00

abstract：:An inductor, one of the most fundamental circuit elements in modern electronic devices, generates a voltage proportional to the time derivative of the input current1. Conventional inductors typically consist of a helical coil and induce a voltage as a counteraction to time-varying magnetic flux penetrating the coil, f...

journal_title：Nature

authors： Yokouchi T,Kagawa F,Hirschberger M,Otani Y,Nagaosa N,Tokura Y

更新日期：2020-10-01 00:00:00