Calculation of the axion mass based on high-temperature lattice quantum chromodynamics.

abstract：:The University of California at Berkeley has announced the postponement of a planned experiment involving the field testing of bacteria genetically engineered to reduce frost damage to crops. The action came after Jeremy Rifkin, who had earlier filed suit against the National Institutes of Health after its Recombinan...

journal_title：Nature

authors： Budiansky S

更新日期：1983-10-13 00:00:00

abstract：:A list of authors and their affiliations appears at the end of the paper New-particle formation is a major contributor to urban smog1,2, but how it occurs in cities is often puzzling3. If the growth rates of urban particles are similar to those found in cleaner environments (1-10 nanometres per hour), then existing un...

journal_title：Nature

authors： Wang M,Kong W,Marten R,He XC,Chen D,Pfeifer J,Heitto A,Kontkanen J,Dada L,Kürten A,Yli-Juuti T,Manninen HE,Amanatidis S,Amorim A,Baalbaki R,Baccarini A,Bell DM,Bertozzi B,Bräkling S,Brilke S,Murillo LC,Chiu R,

更新日期：2020-05-01 00:00:00

abstract：:The ability to control the quantum state of a single electron spin in a quantum dot is at the heart of recent developments towards a scalable spin-based quantum computer. In combination with the recently demonstrated controlled exchange gate between two neighbouring spins, driven coherent single spin rotations would p...

journal_title：Nature

authors： Koppens FH,Buizert C,Tielrooij KJ,Vink IT,Nowack KC,Meunier T,Kouwenhoven LP,Vandersypen LM

更新日期：2006-08-17 00:00:00

abstract：:The Arabidopsis thaliana protein UVR8 is a photoreceptor for ultraviolet-B. Upon ultraviolet-B irradiation, UVR8 undergoes an immediate switch from homodimer to monomer, which triggers a signalling pathway for ultraviolet protection. The mechanism by which UVR8 senses ultraviolet-B remains largely unknown. Here we rep...

journal_title：Nature

authors： Wu D,Hu Q,Yan Z,Chen W,Yan C,Huang X,Zhang J,Yang P,Deng H,Wang J,Deng X,Shi Y

更新日期：2012-02-29 00:00:00

abstract：:All forms of locomotion are repetitive motor activities that require coordinated bilateral activation of muscles. The executive elements of locomotor control are networks of spinal neurons that determine gait pattern through the sequential activation of motor-neuron pools on either side of the body axis. However, litt...

journal_title：Nature

authors： Talpalar AE,Bouvier J,Borgius L,Fortin G,Pierani A,Kiehn O

更新日期：2013-08-01 00:00:00

abstract：:The ice-rich surface of the jovian satellite Europa is sparsely cratered, suggesting that this moon might be geologically active today. Moreover, models of the satellite's interior indicate that tidal interactions with Jupiter might produce enough heat to maintain a subsurface liquid water layer. But the mechanisms of...

journal_title：Nature

authors： Pappalardo RT,Head JW,Greeley R,Sullivan RJ,Pilcher C,Schubert G,Moore WB,Carr MH,Moore JM,Belton MJ,Goldsby DL

更新日期：1998-01-22 00:00:00

abstract：:In Fig. 1b of this Article, a U was inadvertently inserted after G15 in the D loop. The original Article has not been corrected. ...

journal_title：Nature

authors： Naganuma M,Sekine SI,Chong YE,Guo M,Yang XL,Gamper H,Hou YM,Schimmel P,Yokoyama S

更新日期：2018-12-01 00:00:00

abstract：:Distrust in scientific expertise1-14 is dangerous. Opposition to vaccination with a future vaccine against SARS-CoV-2, the causal agent of COVID-19, for example, could amplify outbreaks2-4, as happened for measles in 20195,6. Homemade remedies7,8 and falsehoods are being shared widely on the Internet, as well as dismi...

journal_title：Nature

authors： Johnson NF,Velásquez N,Restrepo NJ,Leahy R,Gabriel N,El Oud S,Zheng M,Manrique P,Wuchty S,Lupu Y

更新日期：2020-06-01 00:00:00

abstract：:Pluto's tenuous nitrogen atmosphere was first detected by the imprint left on the light curve of a star that was occulted by the planet in 1985 (ref. 1), and studied more extensively during a second occultation event in 1988 (refs 2-6). These events are, however, quite rare and Pluto's atmosphere remains poorly unders...

journal_title：Nature

authors： Sicardy B,Widemann T,Lellouch E,Veillet C,Cuillandre JC,Colas F,Roques F,Beisker W,Kretlow M,Lagrange AM,Gendron E,Lacombe F,Lecacheux J,Birnbaum C,Fienga A,Leyrat C,Maury A,Raynaud E,Renner S,Schultheis M,Brooks

更新日期：2003-07-10 00:00:00

abstract：:Indirect-benefit models of sexual selection assert that females gain heritable offspring advantages through a mating bias for males of superior genetic quality. This has generally been tested by associating a simple morphological quality indicator (for example, bird tail length) with offspring viability. However, sele...

journal_title：Nature

authors： Fedorka KM,Mousseau TA

更新日期：2004-05-06 00:00:00

abstract：:Cyclic ADP-ribose (cADPR) is a newly identified nucleotide which can release calcium from a variety of cells, suggesting it is a messenger for mobilizing internal Ca2+ stores. Its cyclic structure has now been confirmed by X-ray crystallography. Available results are consistent with it being a modulator of Ca(2+)-indu...

journal_title：Nature

authors： Lee HC,Aarhus R,Graeff R,Gurnack ME,Walseth TF

更新日期：1994-07-28 00:00:00

abstract：:The wavelength of light represents a fundamental technological barrier to the production of increasingly smaller features on integrated circuits. New technologies that allow the replication of patterns on scales less than 100 nm need to be developed if increases in computing power are to continue at the present rate. ...

journal_title：Nature

authors： Schaffer E,Thurn-Albrecht T,Russell TP,Steiner U

更新日期：2000-02-24 00:00:00

abstract：:Mast cells are primary effectors in allergic reactions, and may have important roles in disease by secreting histamine and various inflammatory and immunomodulatory substances. Although they are classically activated by immunoglobulin (Ig)E antibodies, a unique property of mast cells is their antibody-independent resp...

journal_title：Nature

authors： McNeil BD,Pundir P,Meeker S,Han L,Undem BJ,Kulka M,Dong X

更新日期：2015-03-12 00:00:00

abstract：:Oral administration of antigen is used to induce antigen-specific peripheral immune tolerance. As well as preventing systemic immune responses to ingested proteins, oral tolerance to autoantigens has also been used to suppress autoimmune diseases in animals and humans. Both active suppression and clonal anergy are sug...

journal_title：Nature

authors： Chen Y,Inobe J,Marks R,Gonnella P,Kuchroo VK,Weiner HL

更新日期：1995-07-13 00:00:00

abstract：:The genetic architecture of brain structure and function is largely unknown. To investigate this, we carried out genome-wide association studies of 3,144 functional and structural brain imaging phenotypes from UK Biobank (discovery dataset 8,428 subjects). Here we show that many of these phenotypes are heritable. We i...

journal_title：Nature

authors： Elliott LT,Sharp K,Alfaro-Almagro F,Shi S,Miller KL,Douaud G,Marchini J,Smith SM

更新日期：2018-10-01 00:00:00

abstract：:An ongoing challenge in chemical research is to design catalysts that select the outcomes of the reactions of complex molecules. Chemists rely on organocatalysts or transition metal catalysts to control stereoselectivity, regioselectivity and periselectivity (selectivity among possible pericyclic reactions). Nature ac...

journal_title：Nature

authors： Ohashi M,Jamieson CS,Cai Y,Tan D,Kanayama D,Tang MC,Anthony SM,Chari JV,Barber JS,Picazo E,Kakule TB,Cao S,Garg NK,Zhou J,Houk KN,Tang Y

更新日期：2020-10-01 00:00:00

abstract：:The tyrosine phosphatase SHP2, encoded by PTPN11, is required for the survival, proliferation and differentiation of various cell types. Germline activating mutations in PTPN11 cause Noonan syndrome, whereas somatic PTPN11 mutations cause childhood myeloproliferative disease and contribute to some solid tumours. Recen...

journal_title：Nature

authors： Yang W,Wang J,Moore DC,Liang H,Dooner M,Wu Q,Terek R,Chen Q,Ehrlich MG,Quesenberry PJ,Neel BG

更新日期：2013-07-25 00:00:00

abstract：:The ability to generate patient-specific human induced pluripotent stem cells (iPSCs) offers a new paradigm for modelling human disease and for individualizing drug testing. Congenital long QT syndrome (LQTS) is a familial arrhythmogenic syndrome characterized by abnormal ion channel function and sudden cardiac death....

journal_title：Nature

authors： Itzhaki I,Maizels L,Huber I,Zwi-Dantsis L,Caspi O,Winterstern A,Feldman O,Gepstein A,Arbel G,Hammerman H,Boulos M,Gepstein L

更新日期：2011-03-10 00:00:00

abstract：:The heavy (H) and light (L) chains of antibodies consist of variable (V) and constant (C) regions. The V regions of the heavy and light chains form the antibody combining site. To determine whether a V region could be functional when joined to a polypeptide other than its own C region, we constructed a chimaeric gene ...

journal_title：Nature

authors： Sharon J,Gefter ML,Manser T,Morrison SL,Oi VT,Ptashne M

更新日期：1984-05-24 00:00:00

abstract：:In mammalian tissues the C-terminal amide structure has been found to occur only in neuroactive or hormonally-active peptides. About half known neuropeptide and peptide hormones have this unique chemical feature. Using a chemical detection method, a search for previously unknown peptides that possess the C-terminal am...

journal_title：Nature

authors： Tatemoto K,Efendić S,Mutt V,Makk G,Feistner GJ,Barchas JD

更新日期：1986-12-04 00:00:00

abstract：:T-cell factor (TCF), a high-mobility-group domain protein, is the transcription factor activated by Wnt/Wingless signalling. When signalling occurs, TCF binds to its coactivator, beta-catenin/Armadillo, and stimulates the transcription of the target genes of Wnt/Wingless by binding to TCF-responsive enhancers. Inappro...

journal_title：Nature

authors： Waltzer L,Bienz M

更新日期：1998-10-01 00:00:00

abstract：:The maintenance of genome stability during mitosis is coordinated by the spindle assembly checkpoint (SAC) through its effector the mitotic checkpoint complex (MCC), an inhibitor of the anaphase-promoting complex (APC/C, also known as the cyclosome)1,2. Unattached kinetochores control MCC assembly by catalysing a chan...

journal_title：Nature

authors： Alfieri C,Chang L,Barford D

更新日期：2018-07-01 00:00:00

abstract：:Leks have traditionally been considered as arenas where males compete to attract females and secure matings. Thus, direct fitness benefits mediated through competition between males to fertilize females have been considered to be the primary force driving the evolution of lekking behaviour. Inclusive fitness benefits ...

journal_title：Nature

authors： Shorey L,Piertney S,Stone J,Höglund J

更新日期：2000-11-16 00:00:00

abstract：:Established infections with the human and simian immunodeficiency viruses (HIV and SIV, respectively) are thought to be permanent with even the most effective immune responses and antiretroviral therapies only able to control, but not clear, these infections. Whether the residual virus that maintains these infections ...

journal_title：Nature

authors： Hansen SG,Piatak M Jr,Ventura AB,Hughes CM,Gilbride RM,Ford JC,Oswald K,Shoemaker R,Li Y,Lewis MS,Gilliam AN,Xu G,Whizin N,Burwitz BJ,Planer SL,Turner JM,Legasse AW,Axthelm MK,Nelson JA,Früh K,Sacha JB,Estes JD

更新日期：2013-10-03 00:00:00

abstract：:Immune recognition of protein antigens relies on the combined interaction of multiple antibody loops, which provide a fairly large footprint and constrain the size and shape of protein surfaces that can be targeted. Single protein loops can mediate extremely high-affinity binding, but it is unclear whether such a mech...

journal_title：Nature

authors： Ekiert DC,Kashyap AK,Steel J,Rubrum A,Bhabha G,Khayat R,Lee JH,Dillon MA,O'Neil RE,Faynboym AM,Horowitz M,Horowitz L,Ward AB,Palese P,Webby R,Lerner RA,Bhatt RR,Wilson IA

更新日期：2012-09-27 00:00:00

abstract：:Periodic somite segmentation in vertebrate embryos is controlled by the 'segmentation clock', which consists of numerous cellular oscillators. Although the properties of a single oscillator, driven by a hairy negative-feedback loop, have been investigated, the system-level properties of the segmentation clock remain l...

journal_title：Nature

authors： Horikawa K,Ishimatsu K,Yoshimoto E,Kondo S,Takeda H

更新日期：2006-06-08 00:00:00

abstract：:Homeostasis is a biological principle for regulation of essential physiological parameters within a set range. Behavioural responses due to deviation from homeostasis are critical for survival, but motivational processes engaged by physiological need states are incompletely understood. We examined motivational charact...

journal_title：Nature

authors： Betley JN,Xu S,Cao ZFH,Gong R,Magnus CJ,Yu Y,Sternson SM

更新日期：2015-05-14 00:00:00

abstract：:TATA-binding protein (TBP) binds the minor groove of the TATA element with the DNA bent 80 degrees towards the major groove. A constrained minicircle strategy has been used to test the effect of DNA topology on the affinity of TBP for the TATA element. We report here that TBP bound to DNA which was slightly pre-bent t...

journal_title：Nature

authors： Parvin JD,McCormick RJ,Sharp PA,Fisher DE

更新日期：1995-02-23 00:00:00

abstract：:Cryptochromes are blue/ultraviolet-A light receptors that mediate various light responses in plants and animals. But the initial photochemical reaction of cryptochrome is still unclear. For example, although most photoreceptors are known to undergo light-dependent protein modification such as phosphorylation, no blue-...

journal_title：Nature

authors： Shalitin D,Yang H,Mockler TC,Maymon M,Guo H,Whitelam GC,Lin C

更新日期：2002-06-13 00:00:00

abstract：:Digital organisms are computer programs that self-replicate, mutate and adapt by natural selection. They offer an opportunity to test generalizations about living systems that may extend beyond the organic life that biologists usually study. Here we have generated two classes of digital organism: simple programs selec...

journal_title：Nature

authors： Lenski RE,Ofria C,Collier TC,Adami C

更新日期：1999-08-12 00:00:00