Nucleation of microtubule assembly by a gamma-tubulin-containing ring complex.

abstract：:The global land and ocean carbon sinks have increased proportionally with increasing carbon dioxide emissions during the past decades1. It is thought that Northern Hemisphere lands make a dominant contribution to the global land carbon sink2-7; however, the long-term trend of the northern land sink remains uncertain. ...

journal_title：Nature

authors： Ciais P,Tan J,Wang X,Roedenbeck C,Chevallier F,Piao SL,Moriarty R,Broquet G,Le Quéré C,Canadell JG,Peng S,Poulter B,Liu Z,Tans P

更新日期：2019-04-01 00:00:00

abstract：:Quantum teleportation allows for the transfer of arbitrary unknown quantum states from a sender to a spatially distant receiver, provided that the two parties share an entangled state and can communicate classically. It is the essence of many sophisticated protocols for quantum communication and computation. Photons a...

journal_title：Nature

authors： Takeda S,Mizuta T,Fuwa M,van Loock P,Furusawa A

更新日期：2013-08-15 00:00:00

abstract：:Type-A γ-aminobutyric (GABAA) receptors are ligand-gated chloride channels with a very rich pharmacology. Some of their modulators, including benzodiazepines and general anaesthetics, are among the most successful drugs in clinical use and are common substances of abuse. Without reliable structural data, the mechanist...

journal_title：Nature

authors： Masiulis S,Desai R,Uchański T,Serna Martin I,Laverty D,Karia D,Malinauskas T,Zivanov J,Pardon E,Kotecha A,Steyaert J,Miller KW,Aricescu AR

更新日期：2019-01-01 00:00:00

abstract：:The solar wind blows outward from the Sun and forms a bubble of solar material in the interstellar medium. The termination shock occurs where the solar wind changes from being supersonic (with respect to the surrounding interstellar medium) to being subsonic. The shock was crossed by Voyager 1 at a heliocentric radius...

journal_title：Nature

authors： Richardson JD,Kasper JC,Wang C,Belcher JW,Lazarus AJ

更新日期：2008-07-03 00:00:00

abstract：:Specific genes can be inactivated or mutated in the mouse germ line. The phenotypic consequences of the mutation can provide pivotal information on the function of the gene in development and maintenance of the mammalian organism. The procedure entails homologous recombination in embryonic stem cells, which, on fusion...

journal_title：Nature

authors： te Riele H,Maandag ER,Clarke A,Hooper M,Berns A

更新日期：1990-12-13 00:00:00

abstract：:The AP-1 family of transcription factors, which includes the proto-oncogene products c-Jun and c-Fos, controls the stimulation of cellular genes by growth factors and the expression of oncogenes, including src and ras. Transcriptional activation by c-Jun is regulated by a cell-type-specific inhibitor that represses th...

journal_title：Nature

authors： Baichwal VR,Park A,Tjian R

更新日期：1991-07-11 00:00:00

abstract：:Transmembrane channels and pores have key roles in fundamental biological processes1 and in biotechnological applications such as DNA nanopore sequencing2-4, resulting in considerable interest in the design of pore-containing proteins. Synthetic amphiphilic peptides have been found to form ion channels5,6, and there h...

journal_title：Nature

authors： Xu C,Lu P,Gamal El-Din TM,Pei XY,Johnson MC,Uyeda A,Bick MJ,Xu Q,Jiang D,Bai H,Reggiano G,Hsia Y,Brunette TJ,Dou J,Ma D,Lynch EM,Boyken SE,Huang PS,Stewart L,DiMaio F,Kollman JM,Luisi BF,Matsuura T,Catterall

更新日期：2020-09-01 00:00:00

abstract：:IN 1969, Murozumi et al.1 demonstrated that the concentration of lead in Greenland snow had increased by a factor of 200 since ancient times, and concluded that most of this increase was a result of the use of alkyl-leaded petrol. Partly because of these findings, the United States and other western countries limited ...

journal_title：Nature

authors： Rosman KJR,Chisholm W,Boutron CF,Candelone JP,Görlach U

更新日期：1993-03-25 00:00:00

abstract：:The Indian Ocean dipole is a prominent mode of coupled ocean-atmosphere variability, affecting the lives of millions of people in Indian Ocean rim countries. In its positive phase, sea surface temperatures are lower than normal off the Sumatra-Java coast, but higher in the western tropical Indian Ocean. During the ext...

journal_title：Nature

authors： Cai W,Santoso A,Wang G,Weller E,Wu L,Ashok K,Masumoto Y,Yamagata T

更新日期：2014-06-12 00:00:00

abstract：:Neurotransmitters modulate the activity of ion channels through a variety of second messengers, including cyclic AMP, cyclic GMP and the products of phosphatidylinositol breakdown. Little is known about how different transmitters acting through different second-messenger systems interact within a cell to regulate sing...

journal_title：Nature

authors： Belardetti F,Kandel ER,Siegelbaum SA

更新日期：1987-01-08 00:00:00

abstract：:Mutations in BRCA1 and BRCA2 predispose individuals to certain cancers1-3, and disease-specific screening and preventative strategies have reduced cancer mortality in affected patients4,5. These classical tumour-suppressor genes have tumorigenic effects associated with somatic biallelic inactivation, although haploins...

journal_title：Nature

authors： Jonsson P,Bandlamudi C,Cheng ML,Srinivasan P,Chavan SS,Friedman ND,Rosen EY,Richards AL,Bouvier N,Selcuklu SD,Bielski CM,Abida W,Mandelker D,Birsoy O,Zhang L,Zehir A,Donoghue MTA,Baselga J,Offit K,Scher HI,O'Reill

更新日期：2019-07-01 00:00:00

abstract：:Although infection by HIV-1 has been implicated as the primary cause of AIDS and related disorders, cofactorial mechanisms may be involved in the pathogenesis of the disease. For example, several viruses commonly detected in AIDS patients and capable of transactivating the long terminal repeat of HIV-1, such as herpes...

journal_title：Nature

authors： Lusso P,Ensoli B,Markham PD,Ablashi DV,Salahuddin SZ,Tschachler E,Wong-Staal F,Gallo RC

更新日期：1989-01-26 00:00:00

abstract：:Activated T lymphocytes differentiate into effector cells tailored to meet disparate challenges to host integrity. For example, type 1 and type 2 helper (T(H)1 and T(H)2) cells secrete cytokines that enhance cell-mediated and humoral immunity, respectively. The chemokine monocyte chemoattractant protein-1 (MCP-1) can ...

journal_title：Nature

authors： Gu L,Tseng S,Horner RM,Tam C,Loda M,Rollins BJ

更新日期：2000-03-23 00:00:00

abstract：:The assembly of microtubules has been investigated by time-resolved X-ray diffraction using synchrotron radiation. The small-angle scattering becomes visible within seconds and thus enables study of the structural transitions of the protein aggregates during assembly from their subunits in solution. The X-ray pattern ...

journal_title：Nature

authors： Mandelkow EM,Harmsen A,Mandelkow E,Bordas J

更新日期：1980-10-16 00:00:00

abstract：:Most tetrapods have retained terrestrial locomotion since it evolved in the Palaeozoic era, but bats have become so specialized for flight that they have almost lost the ability to manoeuvre on land at all. Vampire bats, which sneak up on their prey along the ground, are an important exception. Here we show that commo...

journal_title：Nature

authors： Riskin DK,Hermanson JW

更新日期：2005-03-17 00:00:00

abstract：:Membrane-enclosed organelles, a defining characteristic of eukaryotic cells, are lost during differentiation of specific cell types such as reticulocytes (an intermediate in differentiation of erythrocytes), central fibre cells of the eye lens, and keratinocytes. The degradation of these organelles must be tightly reg...

journal_title：Nature

authors： van Leyen K,Duvoisin RM,Engelhardt H,Wiedmann M

更新日期：1998-09-24 00:00:00

abstract：:Nine neurodegenerative diseases are caused by expanded polyglutamine (polyQ) tracts in different proteins, such as huntingtin in Huntington's disease and ataxin 3 in spinocerebellar ataxia type 3 (SCA3). Age at onset of disease decreases with increasing polyglutamine length in these proteins and the normal length also...

journal_title：Nature

authors： Ashkenazi A,Bento CF,Ricketts T,Vicinanza M,Siddiqi F,Pavel M,Squitieri F,Hardenberg MC,Imarisio S,Menzies FM,Rubinsztein DC

更新日期：2017-05-04 00:00:00

abstract：:The neocortex of the adult brain consists of neurons and glia that are generated by precursor cells of the embryonic ventricular zone. In general, glia are generated after neurons during development, but radial glia are an exception to this rule. Radial glia are generated before neurogenesis and guide neuronal migrati...

journal_title：Nature

authors： Noctor SC,Flint AC,Weissman TA,Dammerman RS,Kriegstein AR

更新日期：2001-02-08 00:00:00

abstract：:DNA sequences containing the 5'-flanking regions of the insulin and chymotrypsin genes were linked to the coding sequence of the chloramphenicol acetyltransferase (CAT) gene. The insulin gene recombinant elicits preferential expression of CAT activity when introduced into cells producing insulin; similarly, the chymot...

journal_title：Nature

authors： Walker MD,Edlund T,Boulet AM,Rutter WJ

更新日期：1983-12-08 00:00:00

abstract：:The gut microbiota influences development1-3 and homeostasis4-7 of the mammalian immune system, and is associated with human inflammatory8 and immune diseases9,10 as well as responses to immunotherapy11-14. Nevertheless, our understanding of how gut bacteria modulate the immune system remains limited, particularly in ...

journal_title：Nature

authors： Schluter J,Peled JU,Taylor BP,Markey KA,Smith M,Taur Y,Niehus R,Staffas A,Dai A,Fontana E,Amoretti LA,Wright RJ,Morjaria S,Fenelus M,Pessin MS,Chao NJ,Lew M,Bohannon L,Bush A,Sung AD,Hohl TM,Perales MA,van den

更新日期：2020-12-01 00:00:00

abstract：:Abyssal-hill-bounding faults that pervade the oceanic crust are the most common tectonic feature on the surface of the Earth. The recognition that these faults form at plate spreading centres came with the plate tectonic revolution. Recent observations reveal a large range of fault sizes and orientations; numerical mo...

journal_title：Nature

authors： Buck WR,Lavier LL,Poliakov AN

更新日期：2005-04-07 00:00:00

abstract：:Gross chromosome rearrangements (GCRs), such as translocations, deletion of a chromosome arm, interstitial deletions and inversions, are often observed in cancer cells. Spontaneous GCRs are rare in Saccharomyces cerevisiae; however, the existence of mutator mutants with increased genome instability suggests that GCRs ...

journal_title：Nature

authors： Myung K,Chen C,Kolodner RD

更新日期：2001-06-28 00:00:00

abstract：:Recent work demonstrates that stochastic fluctuations in molecular populations have consequences for gene regulation. Previous experiments focused on noise sources or noise propagation through gene networks by measuring noise magnitudes. However, in theoretical analysis, we showed that noise frequency content is deter...

journal_title：Nature

authors： Austin DW,Allen MS,McCollum JM,Dar RD,Wilgus JR,Sayler GS,Samatova NF,Cox CD,Simpson ML

更新日期：2006-02-02 00:00:00

abstract：:The cell adhesion molecules L1, N-CAM and Ng-CAM have been implicated in cell-cell interactions among developing neural cells. L1 and N-CAM are structurally and functionally distinct molecular entities and act synergistically in mediating Ca2+-independent adhesion between re-aggregating early postnatal cerebellar cell...

journal_title：Nature

authors： Keilhauer G,Faissner A,Schachner M

更新日期：1985-08-22 00:00:00

abstract：:Activation of the nuclear transcription factor NF-kappaB by inflammatory cytokines requires the successive action of NF-kappaB-inducing kinase (NIK) and an IKB-kinase (IKK) complex composed of IKKalpha and IKKbeta. Here we show that the Akt serine-threonine kinase is involved in the activation of NF-kappaB by tumour n...

journal_title：Nature

authors： Ozes ON,Mayo LD,Gustin JA,Pfeffer SR,Pfeffer LM,Donner DB

更新日期：1999-09-02 00:00:00

abstract：:Neural mechanisms that mediate the ability to make value-guided decisions have received substantial attention in humans and animals1-6. Experiments in animals typically involve long training periods. By contrast, choices in the real world often need to be made between new options spontaneously. It is therefore possibl...

journal_title：Nature

authors： Bongioanni A,Folloni D,Verhagen L,Sallet J,Klein-Flügge MC,Rushworth MFS

更新日期：2021-01-06 00:00:00

abstract：: ...

journal_title：Nature

authors： Roduner E

更新日期：2019-03-01 00:00:00

abstract：:The nucleotides immediately surrounding intron/exon junctions of genes transcribed by RNA polymerase B can be derived from 'consensus' sequences for donor and acceptor splice sites by only a few base changes. Studies in vivo have underlined the importance of these junction nucleotides for splicing. In higher eukaryote...

journal_title：Nature

authors： Rautmann G,Breathnach R

更新日期：1985-05-30 00:00:00

abstract：:Arid ecosystems, which occupy about 20% of the earth's terrestrial surface area, have been predicted to be one of the most responsive ecosystem types to elevated atmospheric CO2 and associated global climate change. Here we show, using free-air CO2 enrichment (FACE) technology in an intact Mojave Desert ecosystem, tha...

journal_title：Nature

authors： Smith SD,Huxman TE,Zitzer SF,Charlet TN,Housman DC,Coleman JS,Fenstermaker LK,Seemann JR,Nowak RS

更新日期：2000-11-02 00:00:00

abstract：:A plume of water vapour escapes from fissures crossing the south polar region of the Saturnian moon Enceladus. Tidal deformation of a thin surface crust above an internal ocean could result in tensile and compressive stresses that would affect the width of the fissures; therefore, the quantity of water vapour released...

journal_title：Nature

authors： Hansen CJ,Esposito LW,Stewart AI,Meinke B,Wallis B,Colwell JE,Hendrix AR,Larsen K,Pryor W,Tian F

更新日期：2008-11-27 00:00:00