Support Ismail Serageldin p.131

Egypt’s courts must listen to dozens of Nobel prizewinners who have defended the founder of the Alexandria Library.

doi: 10.1038/549131a

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Pregnant mice illuminate risk factors that could lead to autism p.131

Studies highlight link between immune response and unusual neural wiring.

doi: 10.1038/549131b

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Giraffes could have evolved long necks to keep cool p.132

Another explanation offered for one of animal kingdom’s most distinctive features.

doi: 10.1038/549132a

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Geneticists pan paper that claims to predict a person's face from their DNA p.139

Reviewers and a co-author of a paper by genomics entrepreneur Craig Venter claim that it misrepresents the risks of public access to genome data.

Sara Reardon

doi: 10.1038/nature.2017.22580

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Researchers riled by lack of detail in Brexit science plans p.140

UK government document fails to extinguish concerns over funding and migration.

Daniel Cressey

doi: 10.1038/nature.2017.22566

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South Korean researchers lobby government to lift human-embryo restrictions p.141

Regulations are deterring research that could lead to disease treatments, say scientists.

Mark Zastrow

doi: 10.1038/nature.2017.22585

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Jordan seeks to become an oasis of water-saving technology p.142

As strains on the desert nation’s supply increase, scientists collaborate on projects to keep water flowing.

Amy Maxmen

doi: 10.1038/549142a

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UK gender-equality scheme spreads across the world p.143

The United States is set to trial a version that will also cover race and disability, while other countries have already embraced the voluntary rating system.

Elizabeth Gibney

doi: 10.1038/549143a

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News Features

ビジネス: トイレから生まれる経済

The new economy of excrement p.146


doi: 10.1038/549146a

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News & Views

微生物学: 少ないアンモニアをめぐる戦い

Microbiology: A fight for scraps of ammonia p.162


Marcel M. M. Kuypers

doi: 10.1038/549162a

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光物理学: 宇宙論のレーザーモデル

Optical physics: A laser model for cosmology p.163


Stefan Rotter

doi: 10.1038/549163a

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がん: 分裂の階層性から細胞の不均質性が生じる

Cancer: Division hierarchy leads to cell heterogeneity p.164


Joan Seoane

doi: 10.1038/nature23546

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気候科学: アジアの氷河の行く末

Climate science: The future of Asia's glaciers p.166


J. Graham Cogley

doi: 10.1038/549166a

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古生物学: 系統樹に見つかったたくさんの近縁種

Palaeontology: Plenty of fish in the tree p.167


Michael Coates

doi: 10.1038/549167a

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材料科学: ナノ磁石が熱電出力を増強する

Materials science: Nanomagnets boost thermoelectric output p.169


Stephen R. Boona

doi: 10.1038/549169a

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気候科学: 成層圏オゾン層の回復の検出

Detecting recovery of the stratospheric ozone layer p.211

An overview of the nature and timescales of stratospheric ozone recovery and the extent to which it can currently be detected.

Martyn P. Chipperfield, Slimane Bekki, Sandip Dhomse, Neil R. P. Harris, Birgit Hassler, Ryan Hossaini, Wolfgang Steinbrecht, Rémi Thiéblemont & Mark Weber

doi: 10.1038/nature23681

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遺伝学: 4Dヌクレオームプロジェクト

The 4D nucleome project p.219

The 4D Nucleome Network aims to map the spatial and dynamic organization of the human and mouse genomes to gain insight into the structure and biological functions of the nucleus.

Job Dekker, Andrew S. Belmont, Mitchell Guttman, Victor O. Leshyk, John T. Lis, Stavros Lomvardas, Leonid A. Mirny, Clodagh C. O’Shea, Peter J. Park, Bing Ren + et al.

doi: 10.1038/nature23884

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がん: ヒト神経膠芽腫の運命地図作製から明らかになった幹細胞の不変の階層性

Fate mapping of human glioblastoma reveals an invariant stem cell hierarchy p.227

Using unique barcodes for tumour cells, the authors explore the dynamics of human glioblastoma subpopulations, and suggest that clonal heterogeneity emerges through stochastic fate decisions of a neutral proliferative hierarchy.

Xiaoyang Lan, David J. Jörg, Florence M. G. Cavalli, Laura M. Richards, Long V. Nguyen, Robert J. Vanner, Paul Guilhamon, Lilian Lee, Michelle M. Kushida, Davide Pellacani + et al.

doi: 10.1038/nature23666

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構造生物学: MsbAが介在するリポ多糖輸送の構造基盤

Structural basis of MsbA-mediated lipopolysaccharide transport p.233

Cryo-electron microscopy snapshots of the E. coli flippase MsbA at discrete functional states reveal a ‘trap and flip’ mechanism for lipopolysaccharide flipping and the conformational transitions of MsbA during its substrate transport cycle.

Wei Mi, Yanyan Li, Sung Hwan Yoon, Robert K. Ernst, Thomas Walz & Maofu Liao

doi: 10.1038/nature23649

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天文学: ホットジュピターの大気中の酸化チタンの検出

Detection of titanium oxide in the atmosphere of a hot Jupiter p.238

Titanium oxide, water, sodium and a strongly scattering haze have been detected in the atmosphere of the hot Jupiter exoplanet WASP-19b.

Elyar Sedaghati, Henri M. J. Boffin, Ryan J. MacDonald, Siddharth Gandhi, Nikku Madhusudhan, Neale P. Gibson, Mahmoudreza Oshagh, Antonio Claret & Heike Rauer

doi: 10.1038/nature23651

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量子物理学: 小分子と量子磁性体の計算のためのハードウエア効率の高い変分量子固有値ソルバー

Hardware-efficient variational quantum eigensolver for small molecules and quantum magnets p.242

The ground-state energy of small molecules is determined efficiently using six qubits of a superconducting quantum processor.

Abhinav Kandala, Antonio Mezzacapo, Kristan Temme, Maika Takita, Markus Brink, Jerry M. Chow & Jay M. Gambetta

doi: 10.1038/nature23879

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ナノスケール材料: 超常磁性による熱電性能の強化

Superparamagnetic enhancement of thermoelectric performance p.247

By embedding superparamagnetic nanoparticles in a thermoelectric matrix, phonon and electron transport within the material can be controlled simultaneously at nanometre and mesoscopic length scales, thereby improving the thermoelectric performance of the material.

Wenyu Zhao, Zhiyuan Liu, Zhigang Sun, Qingjie Zhang, Ping Wei, Xin Mu, Hongyu Zhou, Cuncheng Li, Shifang Ma, Danqi He + et al.

doi: 10.1038/nature23667

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物性物理学: 単一スピン磁力計による非共線的反強磁性秩序の実空間画像化

Real-space imaging of non-collinear antiferromagnetic order with a single-spin magnetometer p.252

A non-invasive scanning magnetometer, based on a single nitrogen–vacancy defect in diamond, visualizes antiferromagnetic order at the nanometre scale in thin films of bismuth ferrite at room temperature.

I. Gross, W. Akhtar, V. Garcia, L. J. Martínez, S. Chouaieb, K. Garcia, C. Carrétéro, A. Barthélémy, P. Appel, P. Maletinsky + et al.

doi: 10.1038/nature23656

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気候科学: 全球気温の1.5°Cの上昇がアジアの氷河に及ぼす影響

Impact of a global temperature rise of 1.5 degrees Celsius on Asia’s glaciers p.257

Models show that even if global temperature rise can be limited to 1.5 degrees Celsius, only about 65 per cent of glacier mass will remain in the high mountains of Asia by the end of this century, and if temperatures rise by more than this the effects will be much more extreme.

P. D. A. Kraaijenbrink, M. F. P. Bierkens, A. F. Lutz & W. W. Immerzeel

doi: 10.1038/nature23878

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生態学: 野生での生物多様性の影響は一般的で、生産力の主要な駆動要因と同等の強さを持つ

Biodiversity effects in the wild are common and as strong as key drivers of productivity p.261

A synthesis of 67 biodiversity studies shows that, after controlling for environmental covariates, the effects of biodiversity on biomass are stronger in nature than in experiments and are comparable to the effects of other drivers of productivity.

J. Emmett Duffy, Casey M. Godwin & Bradley J. Cardinale

doi: 10.1038/nature23886

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進化学: 現生の条鰭類魚類の起源がより新しいことを示す「生きた化石」系統の初期の構成種

Early members of ‘living fossil’ lineage imply later origin of modern ray-finned fishes p.265

High-resolution scans of fossilized fish skulls suggest that modern ray-finned fishes originated later than previously thought and necessitate reconsideration of the evolution of this major vertebrate group.

Sam Giles, Guang-Hui Xu, Thomas J. Near & Matt Friedman

doi: 10.1038/nature23654

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微生物学: 完全硝化菌の速度論的解析により、貧栄養状態の生活様式が判明

Kinetic analysis of a complete nitrifier reveals an oligotrophic lifestyle p.269

A pure culture of the complete nitrifier Nitrospira inopinata shows a high affinity for ammonia, low maximum rate of ammonia oxidation, high growth yield compared to canonical nitrifiers and genomic potential for alternative metabolisms, probably reflecting an important role in nitrification in oligotrophic environments.

K. Dimitri Kits, Christopher J. Sedlacek, Elena V. Lebedeva, Ping Han, Alexandr Bulaev, Petra Pjevac, Anne Daebeler, Stefano Romano, Mads Albertsen, Lisa Y. Stein + et al.

doi: 10.1038/nature23679

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幹細胞: m6Aは造血幹・前駆細胞の運命指定を調節する

m6A modulates haematopoietic stem and progenitor cell specification p.273

N6-methyladenosine modification of mRNA determines cell fate decisions during the specification of the first haematopoietic stem cells in zebrafish.

Chunxia Zhang, Yusheng Chen, Baofa Sun, Lu Wang, Ying Yang, Dongyuan Ma, Junhua Lv, Jian Heng, Yanyan Ding, Yuanyuan Xue + et al.

doi: 10.1038/nature23883

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免疫学: ニューロンによるニューロメジンUを介する2型自然リンパ球の調節

Neuronal regulation of type 2 innate lymphoid cells via neuromedin U p.277

Group 2 innate lymphoid cells express the neuromedin U receptor 1 (NMUR1) and respond to neuromedin U (NMU) released by adjacent enteric neurons, and this interaction results in an enhanced immediate early response to the nematode Nippostrongylus brasiliensis.

Vânia Cardoso, Julie Chesné, Hélder Ribeiro, Bethania García-Cassani, Tânia Carvalho, Tiffany Bouchery, Kathleen Shah, Nuno L. Barbosa-Morais, Nicola Harris & Henrique Veiga-Fernandes

doi: 10.1038/nature23469

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免疫学: 神経ペプチドであるニューロメジンUは自然リンパ球や2型炎症を刺激する

The neuropeptide neuromedin U stimulates innate lymphoid cells and type 2 inflammation p.282

Intestinal type 2 innate lymphoid cells express the neuropeptide receptor NMUR1, which makes them responsive to neuronal neuromedin U, thereby promoting a type 2 cytokine response and accelerated expulsion of the gastro-intestinal nematode Nippostrongylus brasiliensis.

Christoph S. N. Klose, Tanel Mahlakõiv, Jesper B. Moeller, Lucille C. Rankin, Anne-Laure Flamar, Hiroki Kabata, Laurel A. Monticelli, Saya Moriyama, Gregory Garbès Putzel, Nikolai Rakhilin + et al.

doi: 10.1038/nature23676

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構造生物学: ポリコーム様タンパク質がPRC2複合体をCpGアイランドへ連結する

Polycomb-like proteins link the PRC2 complex to CpG islands p.287

Crystal structures of the Polycomb-like proteins PHF1 and MTF2 with bound DNA and histone peptides show that extended homologous regions of the two proteins form a winged-helix structure that has an unexpected mechanism of binding to unmethylated CpG-containing DNA motifs.

Haojie Li, Robert Liefke, Junyi Jiang, Jesse Vigoda Kurland, Wei Tian, Pujuan Deng, Weidi Zhang, Qian He, Dinshaw J. Patel, Martha L. Bulyk + et al.

doi: 10.1038/nature23881

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