Inositol 1,4,5-trisphosphate activates a channel from smooth muscle sarcoplasmic reticulum.

abstract：:Nitrogen is an essential nutrient for all organisms that must have been available since the origin of life. Abiotic processes including hydrothermal reduction, photochemical reactions, or lightning discharge could have converted atmospheric N2 into assimilable NH4(+), HCN, or NOx species, collectively termed fixed nit...

journal_title：Nature

authors： Stüeken EE,Buick R,Guy BM,Koehler MC

更新日期：2015-04-30 00:00:00

abstract：:Regulatory aspects of the Warnock Committee's report on reproductive technologies are summarized. A licensing authority with "substantial lay representation" would license practitioners and approve experimentation. Artificial insemination by donor would become a regulated service, and resulting children would be leg...

journal_title：Nature

authors：

更新日期：1984-07-26 00:00:00

abstract：:The Delaney clause, embodied in US legislation in 1958, prohibits the addition to food of any level of any carcinogen. This position cannot be sustained in the face of progress in understanding chemically induced cancer. ...

journal_title：Nature

authors： Ashby J

更新日期：1994-04-14 00:00:00

abstract：: ...

journal_title：Nature

authors： Gewin V

更新日期：2018-10-01 00:00:00

abstract：:The quantum-level interplay between geometry, topology and correlation is at the forefront of fundamental physics1-15. Kagome magnets are predicted to support intrinsic Chern quantum phases owing to their unusual lattice geometry and breaking of time-reversal symmetry14,15. However, quantum materials hosting ideal spi...

journal_title：Nature

authors： Yin JX,Ma W,Cochran TA,Xu X,Zhang SS,Tien HJ,Shumiya N,Cheng G,Jiang K,Lian B,Song Z,Chang G,Belopolski I,Multer D,Litskevich M,Cheng ZJ,Yang XP,Swidler B,Zhou H,Lin H,Neupert T,Wang Z,Yao N,Chang TR,Jia S

更新日期：2020-07-01 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：:Although male parental care is rare among mammals, adult males of many cercopithecine primate species provide care for infants and juveniles. This care is often in the form of grooming, carrying, support in agonistic interactions, and protection against infanticide. For these behaviours to be interpreted as true paren...

journal_title：Nature

authors： Buchan JC,Alberts SC,Silk JB,Altmann J

更新日期：2003-09-11 00:00:00

abstract：:Estimates of the effect of increasing atmospheric CO2 concentrations on future global plant production rely on the physiological response of individual plants or plant communities when exposed to high CO2 (refs 1-6). Plant populations may adapt to the changing atmosphere, however, such that the evolved plant communiti...

journal_title：Nature

authors： Collins S,Bell G

更新日期：2004-09-30 00:00:00

abstract：:The immunophilins cyclophilin and FK506 binding protein (FKBP) are small, predominantly soluble proteins that bind the immunosuppressant drugs cyclosporin A and FK506, respectively, with high affinity, and which seem to mediate their pharmacological actions. The Ca(2+)-dependent protein phosphatase, calcineurin, binds...

journal_title：Nature

authors： Steiner JP,Dawson TM,Fotuhi M,Glatt CE,Snowman AM,Cohen N,Snyder SH

更新日期：1992-08-13 00:00:00

abstract：:Framework cavities are the largest but least explored coral reef habitat. Previous dive studies of caverns, spaces below plate corals, rubble and artificial cavities suggest that cavity-dwelling (coelobite) filter-feeders are important in the trophodynamics of reefs. Quantitative community data are lacking, however, a...

journal_title：Nature

authors： Richter C,Wunsch M,Rasheed M,Kötter I,Badran MI

更新日期：2001-10-18 00:00:00

abstract：:The sequence of the mouse genome is a key informational tool for understanding the contents of the human genome and a key experimental tool for biomedical research. Here, we report the results of an international collaboration to produce a high-quality draft sequence of the mouse genome. We also present an initial com...

journal_title：Nature

authors： Mouse Genome Sequencing Consortium.,Waterston RH,Lindblad-Toh K,Birney E,Rogers J,Abril JF,Agarwal P,Agarwala R,Ainscough R,Alexandersson M,An P,Antonarakis SE,Attwood J,Baertsch R,Bailey J,Barlow K,Beck S,Berry E,Bir

更新日期：2002-12-05 00:00:00

abstract：:We report the first atomic resolution structure of an animal virus, human rhinovirus 14. It is strikingly similar to known icosahedral plant RNA viruses. Four neutralizing immunogenic regions have been identified. These, and corresponding antigenic sequences of polio and foot-and-mouth disease viruses, reside on exter...

journal_title：Nature

authors： Rossmann MG,Arnold E,Erickson JW,Frankenberger EA,Griffith JP,Hecht HJ,Johnson JE,Kamer G,Luo M,Mosser AG

更新日期：1985-09-12 00:00:00

abstract：:Sleep is one of the few major whole-organ phenomena for which no function and no underlying mechanism have been conclusively demonstrated. Sleep could result from global changes in the brain during wakefulness or it could be regulated by specific loci that recruit the rest of the brain into the electrical and metaboli...

journal_title：Nature

authors： Joiner WJ,Crocker A,White BH,Sehgal A

更新日期：2006-06-08 00:00:00

abstract：:Five new double-mutant haemoglobins composed of betaS chains and alpha chains with different substitutions, which are located at the surface of the tetramer, have been prepared. Although all the hybrids are more soluble than deoxyhaemoglobin S, the individual differences between these molecules make it possible to eva...

journal_title：Nature

authors： Benesch RE,Yung S,Benesch R,Mack J,Schneider RG

更新日期：1976-03-18 00:00:00

abstract：:Intracellular Ca2+ signalling processes are fundamental to muscle contraction, neurotransmitter release, cell growth and apoptosis. Release of Ca2+ from the intracellular stores is supported by a series of ion channels in sarcoplasmic or endoplasmic reticulum (SR/ER). Among them, two isoforms of the trimeric intracell...

journal_title：Nature

authors： Yang H,Hu M,Guo J,Ou X,Cai T,Liu Z

更新日期：2016-10-27 00:00:00

abstract：:Seismological observations have revealed the existence of low-velocity and high-attenuation zones above the discontinuity at 410 km depth, at the base of the Earth's upper mantle. It has been suggested that a small amount of melt could be responsible for such anomalies. The density of silicate melt under dry condition...

journal_title：Nature

authors： Sakamaki T,Suzuki A,Ohtani E

更新日期：2006-01-12 00:00:00

abstract：:Although the first ten million years of whale evolution are documented by a remarkable series of fossil skeletons, the link to the ancestor of cetaceans has been missing. It was known that whales are related to even-toed ungulates (artiodactyls), but until now no artiodactyls were morphologically close to early whales...

journal_title：Nature

authors： Thewissen JG,Cooper LN,Clementz MT,Bajpai S,Tiwari BN

更新日期：2007-12-20 00:00:00

abstract：:A long-standing hypothesis posits that natural selection can favour two female strategies when density cycles. At low density, females producing many smaller progeny are favoured when the intrinsic rate of increase, r, governs population growth. At peak density, females producing fewer, high-quality, progeny are favou...

journal_title：Nature

authors： Sinervo B,Svensson E,Comendant T

更新日期：2000-08-31 00:00:00

abstract：:Understanding the pathogenesis of neuropsychiatric disorders is a substantial challenge for neurobiologists. It has long been hoped that identifying alleles that confer increased risk of such disorders would provide clues for neurobiological investigation. But this quest has been stymied by a lack of validated biologi...

journal_title：Nature

authors： Hyman SE

更新日期：2008-10-16 00:00:00

abstract：:We often face alternatives that we are free to choose between. Planning movements to select an alternative involves several areas in frontal and parietal cortex that are anatomically connected into long-range circuits. These areas must coordinate their activity to select a common movement goal, but how neural circuits...

journal_title：Nature

authors： Pesaran B,Nelson MJ,Andersen RA

更新日期：2008-05-15 00:00:00

abstract：:In many cell types, receptor-mediated Ca2+ release from internal stores is followed by Ca2+ influx across the plasma membrane. The sustained entry of Ca2+ is thought to result partly from the depletion of intracellular Ca2+ pools. Most investigations have characterized Ca2+ influx indirectly by measuring Ca(2+)-activa...

journal_title：Nature

authors： Hoth M,Penner R

更新日期：1992-01-23 00:00:00

abstract：: ...

journal_title：Nature

authors： Segal M

更新日期：2018-11-01 00:00:00

abstract：:In lung diseases such as asthma, expiratory flow becomes limited, airways can collapse and the vital exchange of gases is compromised. Here we model the inflation of collapsed regions of the lung during inspiration in terms of avalanches propagating through a bifurcating network of airways, and find that the accompany...

journal_title：Nature

authors： Alencar AM,Arold SP,Buldyrev SV,Majumdar A,Stamenović D,Stanley HE,Suki B

更新日期：2002-06-20 00:00:00

abstract：:Mitochondria, organelles specialized in energy conservation reactions in eukaryotic cells, have evolved from eubacteria-like endosymbionts whose closest known relatives are the rickettsial group of alpha-proteobacteria. Because characterized mitochondrial genomes vary markedly in structure, it has been impossible to i...

journal_title：Nature

authors： Lang BF,Burger G,O'Kelly CJ,Cedergren R,Golding GB,Lemieux C,Sankoff D,Turmel M,Gray MW

更新日期：1997-05-29 00:00:00

abstract：:Apoptosis is a highly regulated process that is crucial for normal development and homeostasis of multicellular organisms. The p35 protein from baculoviruses effectively prevents apoptosis by its broad-spectrum caspase inhibition. Here we report the crystal structure of p35 in complex with human caspase-8 at 3.0 A res...

journal_title：Nature

authors： Xu G,Cirilli M,Huang Y,Rich RL,Myszka DG,Wu H

更新日期：2001-03-22 00:00:00

abstract：:Polycomb group proteins have an essential role in the epigenetic maintenance of repressive chromatin states. The gene-silencing activity of the Polycomb repressive complex 2 (PRC2) depends on its ability to trimethylate lysine 27 of histone H3 (H3K27) by the catalytic SET domain of the EZH2 subunit, and at least two o...

journal_title：Nature

authors： Margueron R,Justin N,Ohno K,Sharpe ML,Son J,Drury WJ 3rd,Voigt P,Martin SR,Taylor WR,De Marco V,Pirrotta V,Reinberg D,Gamblin SJ

更新日期：2009-10-08 00:00:00

abstract：:Presenilin and signal peptide peptidase (SPP) are intramembrane aspartyl proteases that regulate important biological functions in eukaryotes. Mechanistic understanding of presenilin and SPP has been hampered by lack of relevant structural information. Here we report the crystal structure of a presenilin/SPP homologue...

journal_title：Nature

authors： Li X,Dang S,Yan C,Gong X,Wang J,Shi Y

更新日期：2013-01-03 00:00:00

abstract：:The type I interferon response protects cells against invading viral pathogens. The cellular factors that mediate this defence are the products of interferon-stimulated genes (ISGs). Although hundreds of ISGs have been identified since their discovery more than 25 years ago, only a few have been characterized with res...

journal_title：Nature

authors： Schoggins JW,Wilson SJ,Panis M,Murphy MY,Jones CT,Bieniasz P,Rice CM

更新日期：2011-04-28 00:00:00

abstract：:Activity in the motor cortex predicts movements, seconds before they are initiated. This preparatory activity has been observed across cortical layers, including in descending pyramidal tract neurons in layer 5. A key question is how preparatory activity is maintained without causing movement, and is ultimately conver...

journal_title：Nature

authors： Economo MN,Viswanathan S,Tasic B,Bas E,Winnubst J,Menon V,Graybuck LT,Nguyen TN,Smith KA,Yao Z,Wang L,Gerfen CR,Chandrashekar J,Zeng H,Looger LL,Svoboda K

更新日期：2018-11-01 00:00:00

abstract：:Diatoms are one of the most ecologically successful classes of photosynthetic marine eukaryotes in the contemporary oceans. Over the past 30 million years, they have helped to moderate Earth's climate by absorbing carbon dioxide from the atmosphere, sequestering it via the biological carbon pump and ultimately burying...

journal_title：Nature

authors： Bailleul B,Berne N,Murik O,Petroutsos D,Prihoda J,Tanaka A,Villanova V,Bligny R,Flori S,Falconet D,Krieger-Liszkay A,Santabarbara S,Rappaport F,Joliot P,Tirichine L,Falkowski PG,Cardol P,Bowler C,Finazzi G

更新日期：2015-08-20 00:00:00