Identification of angiogenic activity and the cloning and expression of platelet-derived endothelial cell growth factor.

abstract：:The generation of reprogrammed induced pluripotent stem cells (iPSCs) from patients with defined genetic disorders holds the promise of increased understanding of the aetiologies of complex diseases and may also facilitate the development of novel therapeutic interventions. We have generated iPSCs from patients with L...

journal_title：Nature

authors： Carvajal-Vergara X,Sevilla A,D'Souza SL,Ang YS,Schaniel C,Lee DF,Yang L,Kaplan AD,Adler ED,Rozov R,Ge Y,Cohen N,Edelmann LJ,Chang B,Waghray A,Su J,Pardo S,Lichtenbelt KD,Tartaglia M,Gelb BD,Lemischka IR

更新日期：2010-06-10 00:00:00

abstract：:Representations of sensory stimuli in the cerebral cortex can undergo progressive remodelling according to the behavioural importance of the stimuli. The cortex receives widespread projections from dopamine neurons in the ventral tegmental area (VTA), which are activated by new stimuli or unpredicted rewards, and are ...

journal_title：Nature

authors： Bao S,Chan VT,Merzenich MM

更新日期：2001-07-05 00:00:00

abstract：:Global conservation strategies commonly assume that different taxonomic groups show congruent geographical patterns of diversity, and that the distribution of extinction-prone species in one group can therefore act as a surrogate for vulnerable species in other groups when conservation decisions are being made. The va...

journal_title：Nature

authors： Grenyer R,Orme CD,Jackson SF,Thomas GH,Davies RG,Davies TJ,Jones KE,Olson VA,Ridgely RS,Rasmussen PC,Ding TS,Bennett PM,Blackburn TM,Gaston KJ,Gittleman JL,Owens IP

更新日期：2006-11-02 00:00:00

abstract：:Archaeal and eukaryotic translation elongation factor 2 contain a unique post-translationally modified histidine residue called diphthamide, which is the target of diphtheria toxin. The biosynthesis of diphthamide was proposed to involve three steps, with the first being the formation of a C-C bond between the histidi...

journal_title：Nature

authors： Zhang Y,Zhu X,Torelli AT,Lee M,Dzikovski B,Koralewski RM,Wang E,Freed J,Krebs C,Ealick SE,Lin H

更新日期：2010-06-17 00:00:00

abstract：:Chameleons are arboral lizards that spot their prey visually and catch it by highly precise shots with their long sticky tongue. They scan their environment by large-amplitude independent saccadic eye movements; once an insect is detected, the head axis is aligned towards the target ('head tracking', both eyes come fo...

journal_title：Nature

authors： Ott M,Schaeffel F

更新日期：1995-02-23 00:00:00

abstract：:The recent discovery of CD4(+) T cells characterized by secretion of interleukin (IL)-17 (T(H)17 cells) and the naturally occurring regulatory FOXP3(+) CD4 T cell (nT(reg)) has had a major impact on our understanding of immune processes not readily explained by the T(H)1/T(H)2 paradigm. T(H)17 and nT(reg) cells have b...

journal_title：Nature

authors： Yang L,Anderson DE,Baecher-Allan C,Hastings WD,Bettelli E,Oukka M,Kuchroo VK,Hafler DA

更新日期：2008-07-17 00:00:00

abstract：:Although the regeneration of nervous tissue in the vertebrate is very limited, there are a few remarkable examples of this process. Understanding the factors that regulate CNS regeneration in those areas of the nervous system where it occurs, will doubtless provide generally applicable, essential information about the...

journal_title：Nature

authors： Reh TA,Nagy T,Gretton H

更新日期：1987-11-05 00:00:00

abstract：:To artists, the face is a mirror of the soul. To biologists, the face reflects remarkable structural diversity--think of bulldogs and wolfhounds or galapagos finches. How do such variations in skeletal form arise? Do the same mechanisms control skeletogenesis elsewhere in the body? The answers lie in the molecular mac...

journal_title：Nature

authors： Helms JA,Schneider RA

更新日期：2003-05-15 00:00:00

abstract：:The enzyme complex nitrogenase, which reduces N2 to NH+4, involves two redox proteins, both irreversibly damaged by O2 (ref. 1). Enzyme activity therefore requires anaerobic conditions, a source of reductant and a large amount of ATP (approximately 16 ATPs per N2). In both aerobic and facultative anaerobic N2-fixing b...

journal_title：Nature

authors： Hill S,Kennedy C,Kavanagh E,Goldberg RB,Hanau R

更新日期：1981-04-02 00:00:00

abstract：:Networks have become a key approach to understanding systems of interacting objects, unifying the study of diverse phenomena including biological organisms and human society. One crucial step when studying the structure and dynamics of networks is to identify communities: groups of related nodes that correspond to fun...

journal_title：Nature

authors： Ahn YY,Bagrow JP,Lehmann S

更新日期：2010-08-05 00:00:00

abstract：:Efficient long-distance quantum teleportation is crucial for quantum communication and quantum networking schemes. Here we describe the high-fidelity teleportation of photons over a distance of 600 metres across the River Danube in Vienna, with the optimal efficiency that can be achieved using linear optics. Our resul...

journal_title：Nature

authors： Ursin R,Jennewein T,Aspelmeyer M,Kaltenbaek R,Lindenthal M,Walther P,Zeilinger A

更新日期：2004-08-19 00:00:00

abstract：:Interstellar dust is responsible, through surface reactions, for the creation of molecular hydrogen, the main component of the interstellar clouds in which new stars form. Intermediate between small, gas-phase molecules and dust are the polycyclic aromatic hydrocarbons (PAHs). Such molecules could account for 2-30% of...

journal_title：Nature

authors： Cook DJ,Schlemmer S,Balucani N,Wagner DR,Steiner B,Saykally RJ

更新日期：1996-03-21 00:00:00

abstract：:The rare Egyptian vulture (Neophron percnopterus) stands out among the Old World vultures (Family Accipitridae) because of its brightly ornamented head, which is coloured yellow by carotenoid pigments, and its practice of feeding on faeces. Here we show that Egyptian vultures obtain these pigments from the excrement o...

journal_title：Nature

authors： Negro JJ,Grande JM,Tella JL,Garrido J,Hornero D,Donázar JA,Sanchez-Zapata JA,BenItez JR,Barcell M

更新日期：2002-04-25 00:00:00

abstract：:Photoinduced electron transfer (PET) is a phenomenon whereby the absorption of light by a chemical species provides an energetic driving force for an electron-transfer reaction1-4. This mechanism is relevant in many areas of chemistry, including the study of natural and artificial photosynthesis, photovoltaics and pho...

journal_title：Nature

authors： MacKenzie IA,Wang L,Onuska NPR,Williams OF,Begam K,Moran AM,Dunietz BD,Nicewicz DA

更新日期：2020-04-01 00:00:00

abstract：:Tuberculosis (TB), caused by infection with Mycobacterium tuberculosis, is a major cause of morbidity and mortality worldwide. Efforts to control it are hampered by difficulties with diagnosis, prevention and treatment. Most people infected with M. tuberculosis remain asymptomatic, termed latent TB, with a 10% lifetim...

journal_title：Nature

authors： Berry MP,Graham CM,McNab FW,Xu Z,Bloch SA,Oni T,Wilkinson KA,Banchereau R,Skinner J,Wilkinson RJ,Quinn C,Blankenship D,Dhawan R,Cush JJ,Mejias A,Ramilo O,Kon OM,Pascual V,Banchereau J,Chaussabel D,O'Garra A

更新日期：2010-08-19 00:00:00

abstract：:The violation of a Bell inequality is an experimental observation that forces the abandonment of a local realistic viewpoint--namely, one in which physical properties are (probabilistically) defined before and independently of measurement, and in which no physical influence can propagate faster than the speed of light...

journal_title：Nature

authors： Giustina M,Mech A,Ramelow S,Wittmann B,Kofler J,Beyer J,Lita A,Calkins B,Gerrits T,Nam SW,Ursin R,Zeilinger A

更新日期：2013-05-09 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：:It is thought that in skeletal muscle excitation-contraction (EC) coupling, the release of Ca2+ from the sarcoplasmic reticulum is controlled by the dihydropyridine (DHP) receptor in the transverse tubular membrane, where it serves as the voltage sensor. We have shown previously that injection of an expression plasmid...

journal_title：Nature

authors： Tanabe T,Beam KG,Adams BA,Niidome T,Numa S

更新日期：1990-08-09 00:00:00

abstract：:The sequencing of ancient DNA has enabled the reconstruction of speciation, migration and admixture events for extinct taxa1. However, the irreversible post-mortem degradation2 of ancient DNA has so far limited its recovery-outside permafrost areas-to specimens that are not older than approximately 0.5 million years (...

journal_title：Nature

authors： Cappellini E,Welker F,Pandolfi L,Ramos-Madrigal J,Samodova D,Rüther PL,Fotakis AK,Lyon D,Moreno-Mayar JV,Bukhsianidze M,Rakownikow Jersie-Christensen R,Mackie M,Ginolhac A,Ferring R,Tappen M,Palkopoulou E,Dickinson MR,S

更新日期：2019-10-01 00:00:00

abstract：:It has been suggested, on the basis of modern hydrology and fully coupled palaeoclimate simulations, that the warm greenhouse conditions that characterized the early Palaeogene period (55-45 Myr ago) probably induced an intensified hydrological cycle with precipitation exceeding evaporation at high latitudes. Little f...

journal_title：Nature

authors： Brinkhuis H,Schouten S,Collinson ME,Sluijs A,Sinninghe Damsté JS,Dickens GR,Huber M,Cronin TM,Onodera J,Takahashi K,Bujak JP,Stein R,van der Burgh J,Eldrett JS,Harding IC,Lotter AF,Sangiorgi F,van Konijnenburg-van Citte

更新日期：2006-06-01 00:00:00

abstract：:The response of tropical cyclone activity to global warming is widely debated. It is often assumed that warmer sea surface temperatures provide a more favourable environment for the development and intensification of tropical cyclones, but cyclone genesis and intensity are also affected by the vertical thermodynamic p...

journal_title：Nature

authors： Vecchi GA,Soden BJ

更新日期：2007-12-13 00:00:00

abstract：: ...

journal_title：Nature

authors：

更新日期：2018-11-01 00:00:00

abstract：:The spider mite Tetranychus urticae is a cosmopolitan agricultural pest with an extensive host plant range and an extreme record of pesticide resistance. Here we present the completely sequenced and annotated spider mite genome, representing the first complete chelicerate genome. At 90 megabases T. urticae has the sma...

journal_title：Nature

authors： Grbić M,Van Leeuwen T,Clark RM,Rombauts S,Rouzé P,Grbić V,Osborne EJ,Dermauw W,Ngoc PC,Ortego F,Hernández-Crespo P,Diaz I,Martinez M,Navajas M,Sucena É,Magalhães S,Nagy L,Pace RM,Djuranović S,Smagghe G,Iga M,Chr

更新日期：2011-11-23 00:00:00

abstract：:More than twenty types of retinal ganglion cells conduct visual information from the eye to the rest of the brain. Each retinal ganglion cell type tessellates the retina in a regular mosaic, so that every point in visual space is processed for visual primitives such as contrast and motion. This information flows to tw...

journal_title：Nature

authors： Feinberg EH,Meister M

更新日期：2015-03-12 00:00:00

abstract：:Genetic models predict that genomic rearrangement in hybrids can facilitate reproductive isolation and the formation of new species by preventing gene flow between the parent species and hybrid (sunflowers are an example). The mechanism underlying hybridization-induced chromosome remodelling is as yet unknown, althoug...

journal_title：Nature

authors： O'Neill RJ,O'Neill MJ,Graves JA

更新日期：1998-05-07 00:00:00

abstract：:Recognition and removal of apoptotic cells by professional phagocytes, including dendritic cells and macrophages, preserves immune self-tolerance and prevents chronic inflammation and autoimmune pathologies. The diverse array of phagocytes that reside within different tissues, combined with the necessarily prompt natu...

journal_title：Nature

authors： Cummings RJ,Barbet G,Bongers G,Hartmann BM,Gettler K,Muniz L,Furtado GC,Cho J,Lira SA,Blander JM

更新日期：2016-11-24 00:00:00

abstract：:Galaxies congregate in clusters and along filaments, and are missing from large regions referred to as voids. These structures are seen in maps derived from spectroscopic surveys that reveal networks of structure that are interconnected with no clear boundaries. Extended regions with a high concentration of galaxies a...

journal_title：Nature

authors： Tully RB,Courtois H,Hoffman Y,Pomarède D

更新日期：2014-09-04 00:00:00

abstract：:The observed number counts of high-redshift galaxy candidates have been used to build up a statistical description of star-forming activity at redshift z ≳ 7, when galaxies reionized the Universe. Standard models predict that a high incidence of gravitational lensing will probably distort measurements of flux and numb...

journal_title：Nature

authors： Wyithe JS,Yan H,Windhorst RA,Mao S

更新日期：2011-01-13 00:00:00

abstract：:There is evidence to suggest that components of archaebacteria are evolutionarily related to cognates in the eukaryotic cytosol. We postulated that the major heat-shock protein of the thermophilic archaebacterium, Sulfolobus shibatae, is a molecular chaperone and that it is related to an as-yet unidentified chaperone ...

journal_title：Nature

authors： Trent JD,Nimmesgern E,Wall JS,Hartl FU,Horwich AL

更新日期：1991-12-12 00:00:00

abstract：:A conserved heterotrimeric membrane protein complex, the Sec61 or SecY complex, forms a protein-conducting channel, allowing polypeptides to be transferred across or integrated into membranes. We report the crystal structure of the complex from Methanococcus jannaschii at a resolution of 3.2 A. The structure suggests ...

journal_title：Nature

authors： Van den Berg B,Clemons WM Jr,Collinson I,Modis Y,Hartmann E,Harrison SC,Rapoport TA

更新日期：2004-01-01 00:00:00