Scientific Reports Table of Contents e-alert: 18 March 2014

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18 March 2014      • Visit Scientific Reports • Submit your manuscript to Scientific Reports     Welcome to your Table of Contents e-alert for Scientific Reports             Jump to the content that matters to you ▼ Biological Sciences   ▼ Chemical Sciences   ▼ Physical Sciences   ▼ Earth & Environmental Sciences   ▼ Health Sciences               Biological Sciences ▲ top               Morning reduction of photosynthetic capacity before midday depression ▶     Kohei Koyama, Shuhei Takemoto     Midday depression of photosynthesis has important consequences for ecosystem carbon exchange. Recent studies of forest trees have demonstrated that latent reduction of …             Biocompatible and Photostable AIE Dots with Red Emission for In Vivo Two-Photon Bioimaging ▶     Dan Wang, Jun Qian, Wei Qin et al.     Bioimaging systems with cytocompatibility, photostability, red fluorescence, and optical nonlinearity are in great demand. Herein we report such a bioimaging system. Integration …             Cyclic glycine-proline regulates IGF-1 homeostasis by altering the binding of IGFBP-3 to IGF-1 ▶     Jian Guan, Peter Gluckman, Panzao Yang et al.     The homeostasis of insulin-like growth factor-1 (IGF-1) is essential for metabolism, development and survival. Insufficient IGF-1 is associated with poor recovery from wounds …             Near-infrared fluorescence imaging of cancer cells and tumors through specific biosynthesis of silver nanoclusters ▶     Shengping Gao, Donghua Chen, Qiwei Li et al.     Human life toll by cancer, one of the highest among most dreaded diseases in advanced societies, could be reduced by implementing evidence-based strategies for its prevention, …             Interactome analysis of AMP-activated protein kinase (AMPK)-α1 and -β1 in INS-1 pancreatic beta-cells by affinity purification-mass spectrometry ▶     Sungyoon Moon, Dohyun Han, Yikwon Kim et al.     The heterotrimeric enzyme AMP-activated protein kinase (AMPK) is a major metabolic factor that regulates the homeostasis of cellular energy. In particular, AMPK mediates the …             Cell-penetrating peptide (CPP)-conjugated proteins is an efficient tool for manipulation of human mesenchymal stromal cells ▶     Junghyun Jo, Soomin Hong, Won Yun Choi et al.     Delivery of proteins has been regarded as the safest and most useful application in therapeutic application of stem cells, because proteins can regulate gene expression …             CORRIGENDUM: SERPINB3 is associated with longer survival in transgenic mice ▶     Gianmarco Villano, Mariagrazia Ruvoletto, Giulio Ceolotto et al.                 Anti-cancer small molecule JP-8g exhibits potent in vivo anti-inflammatory activity ▶     Yulong Sun, Jia Liu, Tao Sun et al.     Spirooxindoles are a class of compounds with diverse biological activity. Previously, we identified a series of spirooxindole-pyranopyrimidine compounds that exhibited …             Quantitative proteomics of Xenopus laevis embryos: expression kinetics of nearly 4000 proteins during early development ▶     Liangliang Sun, Michelle M. Bertke, Matthew M. Champion et al.     While there is a rich literature on transcription dynamics during the development of many organisms, protein data is limited. We used iTRAQ isotopic labeling and mass spectrometry …             Facile and quantitative electrochemical detection of yeast cell apoptosis ▶     Qiulin Yue, Shiquan Xiong, Dongqing Cai et al.     An electrochemical method based on square wave anodic stripping voltammetry (SWASV) was developed to detect the apoptosis of yeast cells conveniently and quantitatively through …             Testing the Low-density Hypothesis for Reversed Sex Change in Polygynous Fish: Experiments in Labroides dimidiatus ▶     Tetsuo Kuwamura, Tatsuru Kadota, Shohei Suzuki     Hermaphroditism is ubiquitous among plants and widespread in the animal kingdom. It is an unsolved problem why reversed sex change has evolved in polygynous and protogynous reef …             Overexpression of a novel MADS-box gene SlFYFL delays senescence, fruit ripening and abscission in tomato ▶     Qiaoli Xie, Zongli Hu, Zhiguo Zhu et al.     MADS-domain proteins are important transcription factors involved in many biological processes of plants. In our study, a tomato MADS-box gene, SlFYFL, was isolated. SlFYFL is …             Counting whales in a challenging, changing environment ▶     R. Williams, N. Kelly, O. Boebel et al.     Estimating abundance of Antarctic minke whales is central to the International Whaling Commission's conservation and management work and understanding impacts of climate change on …             Brain modularity controls the critical behavior of spontaneous activity ▶     R. Russo, H. J. Herrmann, L. de Arcangelis     The human brain exhibits a complex structure made of scale-free highly connected modules loosely interconnected by weaker links to form a small-world network. These features …             ERRATUM: Perception of Direct Gaze Does Not Require Focus of Attention ▶     Takemasa Yokoyama, Hiroki Sakai, Yasuki Noguchi et al.                 CORRIGENDUM: Analyses of Interactions Between Heparin and the Apical Surface Proteins of Plasmodium falciparum ▶     Kyousuke Kobayashi, Ryo Takano, Hitoshi Takemae et al.                 Lysosomal-specific Cholesterol Reduction by Biocleavable Polyrotaxanes for Ameliorating Niemann-Pick Type C Disease ▶     Atsushi Tamura, Nobuhiko Yui     Niemann-Pick type C (NPC) disease is an autosomal recessive lysosomal trafficking disorder, in which the cholesterols are abnormally accumulated in lysosomes. Recently, the …             Identification of Genes with Consistent Methylation Levels across Different Human Tissues ▶     Tzu-Pin Lu, Kevin T. Chen, Mong-Hsun Tsai et al.     DNA methylation plays an important role in regulating cell growth and disease development. Methylation profiles are examined by bisulfite conversion; however, the lack of markers …             DNA microarray analysis reveals that antibiotic resistance-gene diversity in human gut microbiota is age related ▶     Na Lu, Yongfei Hu, Liying Zhu et al.     The human gut is a reservoir for antibiotic resistance genes. In this report, we used a DNA microarray chip covering 369 resistance types to investigate the relationship between …             Soybean greatly reduces valproic acid plasma concentrations: A food–drug interaction study ▶     Anu Marahatta, Bidur Bhandary, Seul-Ki Jeong et al.     The aim of this study was to investigate the effects of soy on the pharmacokinetics and pharmacodynamics of valproic acid (VPA). In a preclinical study, rats were pretreated with …             Partial Somatic to Stem Cell Transformations Induced By Cell-Permeable Reprogramming Factors ▶     Junghee Lim, Junghee Kim, Jinsun Kang et al.     The production of pluripotent stem cells (iPSCs) for therapeutic applications will require practical methods to achieve tight temporal and quantitative control of reprogramming …             PSF decomposition of nanoscopy images via Bayesian analysis unravels distinct molecular organization of the cell membrane ▶     Carlo Manzo, Thomas S. van Zanten, Suvrajit Saha et al.     The spatial organization of membrane receptors at the nanoscale has major implications in cellular function and signaling. The advent of super-resolution techniques has greatly …             Circular Dichroism studies on the interactions of antimicrobial peptides with bacterial cells ▶     Concetta Avitabile, Luca Domenico D'Andrea, Alessandra Romanelli     Studying how antimicrobial peptides interact with bacterial cells is pivotal to understand their mechanism of action. In this paper we explored the use of Circular Dichroism to …             Damaging Effects of Multi-walled Carbon Nanotubes on Pregnant Mice with Different Pregnancy Times ▶     Wei Qi, Juanjuan Bi, Xiaoyong Zhang et al.     The mechanism by which nanoparticles cross the placental barrier was studied by using isotopic tracers. The abortion rates and other related data were counted and analysed in …             Nitric Oxide Inhibits Hetero-adhesion of Cancer Cells to Endothelial Cells: Restraining Circulating Tumor Cells from Initiating Metastatic Cascade ▶     Yusheng Lu, Ting Yu, Haiyan Liang et al.     Adhesion of circulating tumor cells (CTCs) to vascular endothelial bed becomes a crucial starting point in metastatic cascade. We hypothesized that nitric oxide (NO) may prevent …             An extended steepness model for leg-size determination based on Dachsous/Fat trans-dimer system ▶     Hiroshi Yoshida, Tetsuya Bando, Taro Mito et al.     What determines organ size has been a long-standing biological question. Lawrence et al. (2008) proposed the steepness hypothesis suggesting that the protocadherin Dachsous/Fat …             Modeling the Impact of Antibiotic Exposure on Human Microbiota ▶     Jiangchao Zhao, Susan Murray, John J. LiPuma     Human-associated microbial communities play important roles in health and disease. Antibiotic administration is arguably one of the most important modifiable determinants of the …             Changes in IgG and total plasma protein glycomes in acute systemic inflammation ▶     Mislav Novokmet, Edita Lukić, Frano Vučković et al.     Recovery after cardiac surgery is a complex process that has to compensate for both individual variability and extensive tissue damage in the context of systemic inflammation. …             Human dopamine receptor nanovesicles for gate-potential modulators in high-performance field-effect transistor biosensors ▶     Seon Joo Park, Hyun Seok Song, Oh Seok Kwon et al.     The development of molecular detection that allows rapid responses with high sensitivity and selectivity remains challenging. Herein, we demonstrate the strategy of novel …                 Nature Immunology & Arkitek Scientific ANIMATION: IMMUNOLOGY IN THE SKIN   Nature Immunology and Arkitek Scientific presents an exciting animated video that describes the environmental and cellular participants in the regulation of barrier function in the healthy and psoriatic skin.   View the Animation for FREE at: www.nature.com/ni/multimedia/skin   Produced with support from Janssen Pharmaceutical Companies of Johnson & Johnson          Chemical Sciences ▲ top               Tuned Critical Avalanche Scaling in Bulk Metallic Glasses ▶     James Antonaglia, Xie Xie, Gregory Schwarz et al.     Ingots of the bulk metallic glass (BMG), Zr64.13Cu15.75Ni10.12Al10 in atomic percent (at. %), are compressed at slow strain rates. The deformation behavior is characterized by …             Sequentially Hetero-functional, Topological Polymers by Step-growth Thiol-yne Approach ▶     Jin Han, Yaochen Zheng, Bo Zhao et al.     Sequence-controlled polymers (SCPs) such as DNA and proteins play an important role in biology. Many efforts have been devoted to synthesize SCPs in the past half a century. …             Quantitative proteomics of Xenopus laevis embryos: expression kinetics of nearly 4000 proteins during early development ▶     Liangliang Sun, Michelle M. Bertke, Matthew M. Champion et al.     While there is a rich literature on transcription dynamics during the development of many organisms, protein data is limited. We used iTRAQ isotopic labeling and mass spectrometry …             Facile and quantitative electrochemical detection of yeast cell apoptosis ▶     Qiulin Yue, Shiquan Xiong, Dongqing Cai et al.     An electrochemical method based on square wave anodic stripping voltammetry (SWASV) was developed to detect the apoptosis of yeast cells conveniently and quantitatively through …             A malonitrile-functionalized metal-organic framework for hydrogen sulfide detection and selective amino acid molecular recognition ▶     Haiwei Li, Xiao Feng, Yuexin Guo et al.     A novel porous polymeric fluorescence probe, MN-ZIF-90, has been designed and synthesized for quantitative hydrogen sulfide (H2S) fluorescent detection and highly selective amino …             ERRATUM: Growth rate controlled synthesis of hierarchical Bi2S3/In2S3 core/shell microspheres with enhanced photocatalytic activity ▶     Juan Zhou, Guohui Tian, Yajie Chen et al.                 Ratiometric electrochemical proximity assay for sensitive one-step protein detection ▶     Kewei Ren, Jie Wu, Feng Yan et al.     This work proposes the concept of ratiometric electrochemical proximity assay (REPA), which can be used for one-step, highly sensitive and selective detection of protein. The …             Experimental observation of defect pair separation triggering phase transitions ▶     M. Cordin, B. A. J. Lechner, S. Duerrbeck et al.     First-order phase transitions typically exhibit a significant hysteresis resulting for instance in boiling retardation and supercooling. The hysteresis arises, because nucleation …             Circular Dichroism studies on the interactions of antimicrobial peptides with bacterial cells ▶     Concetta Avitabile, Luca Domenico D'Andrea, Alessandra Romanelli     Studying how antimicrobial peptides interact with bacterial cells is pivotal to understand their mechanism of action. In this paper we explored the use of Circular Dichroism to …             A quantitative study of chemical kinetics for the synthesis of doped oxide nanocrystals using FTIR ▶     Na Zhang, Xin Wang, Zhizhen Ye et al.     The synthesis of Mg-doped ZnO nanocrystals was employed as a model system to quantitatively study the chemical kinetics of the precursor conversion reactions at synthetic …             Tunable Two-color Luminescence and Host–guest Energy Transfer of Fluorescent Chromophores Encapsulated in Metal-Organic Frameworks ▶     Dongpeng Yan, Yanqun Tang, Heyang Lin et al.     Co-assembly of chromophore guests with host matrices can afford materials which have photofunctionalities different from those of individual components. Compared with clay and …             Optical gating with organic building blocks. A quantitative model for the fluorescence modulation of photochromic perylene bisimide dithienylcyclopentene triads ▶     Martti Pärs, Michael Gradmann, Katja Gräf et al.     We investigated the capability of molecular triads, consisting of two strong fluorophores that were covalently linked to a photochromic molecule, for optical gating. Therefore we …             A New Carbon Allotrope with Six-Fold Helical Chains in all-sp2 Bonding Networks ▶     Jian-Tao Wang, Changfeng Chen, Enge Wang et al.     Using a recently developed approach to constructing covalent network structures from linear carbyne, we identify by ab initio calculations a new carbon allotrope in () symmetry …                     Physical Sciences ▲ top               Tuned Critical Avalanche Scaling in Bulk Metallic Glasses ▶     James Antonaglia, Xie Xie, Gregory Schwarz et al.     Ingots of the bulk metallic glass (BMG), Zr64.13Cu15.75Ni10.12Al10 in atomic percent (at. %), are compressed at slow strain rates. The deformation behavior is characterized by …             Superior thermoelectric response in the 3R phases of hydrated NaxRhO2 ▶     Y. Saeed, N. Singh, U. Schwingenschlögl     Density functional theory is used to investigate the thermoelectric properties of the 3R phases of NaxRhO2 for different Na vacancy configurations and concentrations. As compared …             A Solution Processed Flexible Nanocomposite Electrode with Efficient Light Extraction for Organic Light Emitting Diodes ▶     Lu Li, Jiajie Liang, Shu-Yu Chou et al.     Highly efficient organic light emitting diodes (OLEDs) based on multiple layers of vapor evaporated small molecules, indium tin oxide transparent electrode, and glass substrate …             Sequentially Hetero-functional, Topological Polymers by Step-growth Thiol-yne Approach ▶     Jin Han, Yaochen Zheng, Bo Zhao et al.     Sequence-controlled polymers (SCPs) such as DNA and proteins play an important role in biology. Many efforts have been devoted to synthesize SCPs in the past half a century. …             Synchronization extends the life time of the desired behavior of globally coupled systems ▶     Marcin Kapitaniak, Mateusz Lazarek, Michal Nielaczny et al.     Synchronization occurs widely in natural and technological world, but it has not been widely used to extend the life time of the desirable behavior of the coupled systems. Here we …             Near-infrared fluorescence imaging of cancer cells and tumors through specific biosynthesis of silver nanoclusters ▶     Shengping Gao, Donghua Chen, Qiwei Li et al.     Human life toll by cancer, one of the highest among most dreaded diseases in advanced societies, could be reduced by implementing evidence-based strategies for its prevention, …             Cyclic glycine-proline regulates IGF-1 homeostasis by altering the binding of IGFBP-3 to IGF-1 ▶     Jian Guan, Peter Gluckman, Panzao Yang et al.     The homeostasis of insulin-like growth factor-1 (IGF-1) is essential for metabolism, development and survival. Insufficient IGF-1 is associated with poor recovery from wounds …             Biocompatible and Photostable AIE Dots with Red Emission for In Vivo Two-Photon Bioimaging ▶     Dan Wang, Jun Qian, Wei Qin et al.     Bioimaging systems with cytocompatibility, photostability, red fluorescence, and optical nonlinearity are in great demand. Herein we report such a bioimaging system. Integration …             Top- and bottom-emission-enhanced electroluminescence of deep-UV light-emitting diodes induced by localised surface plasmons ▶     Kai Huang, Na Gao, Chunzi Wang et al.     We report localised-surface-plasmon (LSP) enhanced deep-ultraviolet light-emitting diodes (deep-UV LEDs) using Al nanoparticles for LSP coupling. Polygonal Al nanoparticles were …             Metal free half metallicity in 2D system: structural and magnetic properties of g-C4N3 on BN ▶     Arqum Hashmi, Jisang Hong     Synthesis of a half metallic material on a substrate is highly desirable for diverse applications. Herein, we have investigated structural, adsorptive, and magnetic properties of …             Mechanical Property and Structure of Covalent Functionalised Graphene/Epoxy Nanocomposites ▶     Minoo Naebe, Jing Wang, Abbas Amini et al.     Thermally reduced graphene nanoplatelets were covalently functionalised via Bingel reaction to improve their dispersion and interfacial bonding with an epoxy resin. Functionalised …             Metal Catalyst for Low-Temperature Growth of Controlled Zinc Oxide Nanowires on Arbitrary Substrates ▶     Baek Hyun Kim, Jae W. Kwon     Zinc oxide nanowires generated by hydrothermal method present superior physical and chemical characteristics. Quality control of the growth has been very challenging and …             Hydrophobic hydration of poly-N-isopropyl acrylamide: a matter of the mean energetic state of water ▶     I. Bischofberger, D. C. E. Calzolari, P. De Los Rios et al.     The enthalpically favoured hydration of hydrophobic entities, termed hydrophobic hydration, impacts the phase behaviour of numerous amphiphiles in water. Here, we show …             Characteristic two-dimensional Fermi surface topology of high-Tc iron-based superconductors ▶     Masanori Sunagawa, Toshihiko Ishiga, Koji Tsubota et al.     Unconventional Cooper pairing originating from spin or orbital fluctuations has been proposed for iron-based superconductors. Such pairing may be enhanced by quasi-nesting of …             Quantitative proteomics of Xenopus laevis embryos: expression kinetics of nearly 4000 proteins during early development ▶     Liangliang Sun, Michelle M. Bertke, Matthew M. Champion et al.     While there is a rich literature on transcription dynamics during the development of many organisms, protein data is limited. We used iTRAQ isotopic labeling and mass spectrometry …             Facile and quantitative electrochemical detection of yeast cell apoptosis ▶     Qiulin Yue, Shiquan Xiong, Dongqing Cai et al.     An electrochemical method based on square wave anodic stripping voltammetry (SWASV) was developed to detect the apoptosis of yeast cells conveniently and quantitatively through …             Counter-ion Dependent, Longitudinal Unzipping of Multi-Walled Carbon Nanotubes to Highly Conductive and Transparent Graphene Nanoribbons ▶     Dhanraj B. Shinde, Mainak Majumder, Vijayamohanan K. Pillai     Here we report for the first time, a simple hydrothermal approach for the bulk production of highly conductive and transparent graphene nanoribbons (GNRs) using several counter …             A malonitrile-functionalized metal-organic framework for hydrogen sulfide detection and selective amino acid molecular recognition ▶     Haiwei Li, Xiao Feng, Yuexin Guo et al.     A novel porous polymeric fluorescence probe, MN-ZIF-90, has been designed and synthesized for quantitative hydrogen sulfide (H2S) fluorescent detection and highly selective amino …             Hierarchical Nanoporous Gold-Platinum with Heterogeneous Interfaces for Methanol Electrooxidation ▶     Shuang Xiao, Fei Xiao, Yuan Hu et al.     The electrocatalysts utilized as the prospective electrodes in fuel cells and high efficient energy conversion devices require both the interconnected channels for efficient …             Revealing of the transition from n- to p-type conduction of InN:Mg by photoconductivity effect measurement ▶     L. Guo, X. Q. Wang, X. T. Zheng et al.     We report evidence of the transition from n- to p-type conduction of InN with increasing Mg dopant concentration by using photoconductivity (PC) measurement at room temperature. …             Brain modularity controls the critical behavior of spontaneous activity ▶     R. Russo, H. J. Herrmann, L. de Arcangelis     The human brain exhibits a complex structure made of scale-free highly connected modules loosely interconnected by weaker links to form a small-world network. These features …             ERRATUM: Controling the coupling properties of active ultrahigh-Q WGM microcavities from undercoupling to selective amplification ▶     A. Rasoloniaina, V. Huet, T. K. N. Nguyên et al.                 CORRIGENDUM: Dynamics of Electrochemical Lithiation/Delithiation of Graphene-Encapsulated Silicon Nanoparticles Studied by In-situ TEM ▶     Langli Luo, Jinsong Wu, Jiayan Luo et al.                 Experimental observation of defect pair separation triggering phase transitions ▶     M. Cordin, B. A. J. Lechner, S. Duerrbeck et al.     First-order phase transitions typically exhibit a significant hysteresis resulting for instance in boiling retardation and supercooling. The hysteresis arises, because nucleation …             ERRATUM: Growth rate controlled synthesis of hierarchical Bi2S3/In2S3 core/shell microspheres with enhanced photocatalytic activity ▶     Juan Zhou, Guohui Tian, Yajie Chen et al.                 Ratiometric electrochemical proximity assay for sensitive one-step protein detection ▶     Kewei Ren, Jie Wu, Feng Yan et al.     This work proposes the concept of ratiometric electrochemical proximity assay (REPA), which can be used for one-step, highly sensitive and selective detection of protein. The …             Pressure-induced planar N6 rings in potassium azide ▶     Jie Zhang, Zhi Zeng, Hai-Qing Lin et al.     The first-principles method and the evolutionary algorithm are used to identify stable high pressure phases of potassium azide (KN3). It has been verified that the stable phase …             Understanding Light Harvesting in Radial Junction Amorphous Silicon Thin Film Solar Cells ▶     Linwei Yu, Soumyadeep Misra, Junzhuan Wang et al.     The radial junction (RJ) architecture has proven beneficial for the design of a new generation of high performance thin film photovoltaics. We herein carry out a comprehensive …             Antibacterial activity of large-area monolayer graphene film manipulated by charge transfer ▶     Jinhua Li, Gang Wang, Hongqin Zhu et al.     Graphene has attracted increasing attention for potential applications in biotechnology due to its excellent electronic property and biocompatibility. Here we use both …             Stabilization of Oxygen-deficient Structure for Conducting Li4Ti5O12-δ by Molybdenum Doping in a Reducing Atmosphere ▶     Hannah Song, Tae-Gyung Jeong, Young Hoon Moon et al.     Li4Ti5O12 (LTO) is recognized as being one of the most promising anode materials for high power Li ion batteries; however, its insulating nature is a major drawback. In recent …             A quantitative study of chemical kinetics for the synthesis of doped oxide nanocrystals using FTIR ▶     Na Zhang, Xin Wang, Zhizhen Ye et al.     The synthesis of Mg-doped ZnO nanocrystals was employed as a model system to quantitatively study the chemical kinetics of the precursor conversion reactions at synthetic …             Circular Dichroism studies on the interactions of antimicrobial peptides with bacterial cells ▶     Concetta Avitabile, Luca Domenico D'Andrea, Alessandra Romanelli     Studying how antimicrobial peptides interact with bacterial cells is pivotal to understand their mechanism of action. In this paper we explored the use of Circular Dichroism to …             Ultrafast optical control of group delay of narrow-band terahertz waves ▶     Fumiaki Miyamaru, Hiroki Morita, Yohei Nishiyama et al.     We experimentally demonstrate control over the group delay of narrow-band (quasi continuous wave) terahertz (THz) pulses with constant amplitude based on optical switching of a …             Tunable Two-color Luminescence and Host–guest Energy Transfer of Fluorescent Chromophores Encapsulated in Metal-Organic Frameworks ▶     Dongpeng Yan, Yanqun Tang, Heyang Lin et al.     Co-assembly of chromophore guests with host matrices can afford materials which have photofunctionalities different from those of individual components. Compared with clay and …             Novel calcium hexaluminate/spinel-alumina composites with graded microstructures and mechanical properties ▶     Shuai Yi, Zhaohui Huang, Juntong Huang et al.     Calcium hexaluminate (CA6) was incorporated into the matrix of magnesio aluminate spinel-alumina (MA-A) via infiltration of a porous preform fabricated from α-Al2O3 and MgO …             Optical gating with organic building blocks. A quantitative model for the fluorescence modulation of photochromic perylene bisimide dithienylcyclopentene triads ▶     Martti Pärs, Michael Gradmann, Katja Gräf et al.     We investigated the capability of molecular triads, consisting of two strong fluorophores that were covalently linked to a photochromic molecule, for optical gating. Therefore we …             Average synaptic activity and neural networks topology: a global inverse problem ▶     Raffaella Burioni, Mario Casartelli, Matteo di Volo et al.     The dynamics of neural networks is often characterized by collective behavior and quasi-synchronous events, where a large fraction of neurons fire in short time intervals, …             The plasma protein fibrinogen stabilizes clusters of red blood cells in microcapillary flows ▶     M. Brust, O. Aouane, M. Thiébaud et al.     The supply of oxygen and nutrients and the disposal of metabolic waste in the organs depend strongly on how blood, especially red blood cells, flow through the microvascular …             The Simple Rules of Social Contagion ▶     Nathan O. Hodas, Kristina Lerman     It is commonly believed that information spreads between individuals like a pathogen, with each exposure by an informed friend potentially resulting in a naive individual becoming …             A New Carbon Allotrope with Six-Fold Helical Chains in all-sp2 Bonding Networks ▶     Jian-Tao Wang, Changfeng Chen, Enge Wang et al.     Using a recently developed approach to constructing covalent network structures from linear carbyne, we identify by ab initio calculations a new carbon allotrope in () symmetry …             The early heat loss evolution of Mars and their implications for internal and environmental history ▶     Javier Ruiz     The time around 3.7 Ga ago was an epoch when substantial changes in Mars occurred: a substantial decline in aqueous erosion/degradation of landscape features; a change from …             Human dopamine receptor nanovesicles for gate-potential modulators in high-performance field-effect transistor biosensors ▶     Seon Joo Park, Hyun Seok Song, Oh Seok Kwon et al.     The development of molecular detection that allows rapid responses with high sensitivity and selectivity remains challenging. Herein, we demonstrate the strategy of novel …               Earth & Environmental Sciences ▲ top               The key role of dry days in changing regional climate and precipitation regimes ▶     Suraj D. Polade, David W. Pierce, Daniel R. Cayan et al.     Future changes in the number of dry days per year can either reinforce or counteract projected increases in daily precipitation intensity as the climate warms. We analyze climate …             The October 23, 2011, Van (Turkey) earthquake and its relationship with neighbouring structures ▶     Moro M., Cannelli V., Chini M. et al.     The present work reports the analysis of a possible relationship due to stress transfer between the two earthquakes that hit the province of Van, Eastern Turkey, on October 23, …             ERRATUM: Growth rate controlled synthesis of hierarchical Bi2S3/In2S3 core/shell microspheres with enhanced photocatalytic activity ▶     Juan Zhou, Guohui Tian, Yajie Chen et al.                 Damaging Effects of Multi-walled Carbon Nanotubes on Pregnant Mice with Different Pregnancy Times ▶     Wei Qi, Juanjuan Bi, Xiaoyong Zhang et al.     The mechanism by which nanoparticles cross the placental barrier was studied by using isotopic tracers. The abortion rates and other related data were counted and analysed in …             The sand-deposition impact of artificial gravel beds on the protection of the Mogao Grottoes ▶     Guo Shuai Li, Jian Jun Qu, Xu Zhi Li et al.     Gravel beds can prevent sand-dust emission and weaken sand-dust flux. We used wind-tunnel experiments and field observations on artificial gravel beds above the Mogao Grottoes to …             The early heat loss evolution of Mars and their implications for internal and environmental history ▶     Javier Ruiz     The time around 3.7 Ga ago was an epoch when substantial changes in Mars occurred: a substantial decline in aqueous erosion/degradation of landscape features; a change from …               Health Sciences ▲ top               Near-infrared fluorescence imaging of cancer cells and tumors through specific biosynthesis of silver nanoclusters ▶     Shengping Gao, Donghua Chen, Qiwei Li et al.     Human life toll by cancer, one of the highest among most dreaded diseases in advanced societies, could be reduced by implementing evidence-based strategies for its prevention, …             Cyclic glycine-proline regulates IGF-1 homeostasis by altering the binding of IGFBP-3 to IGF-1 ▶     Jian Guan, Peter Gluckman, Panzao Yang et al.     The homeostasis of insulin-like growth factor-1 (IGF-1) is essential for metabolism, development and survival. Insufficient IGF-1 is associated with poor recovery from wounds …             CORRIGENDUM: SERPINB3 is associated with longer survival in transgenic mice ▶     Gianmarco Villano, Mariagrazia Ruvoletto, Giulio Ceolotto et al.                 The relationship between RAGE gene four common polymorphisms and breast cancer risk in northeastern Han Chinese ▶     Hongming Pan, Lan He, Bin Wang et al.     We aimed to evaluate the association of four common polymorphisms (rs1800625, rs1800624, rs2070600, and rs184003) in receptor for advanced glycation end products (RAGE) gene to …             Lysosomal-specific Cholesterol Reduction by Biocleavable Polyrotaxanes for Ameliorating Niemann-Pick Type C Disease ▶     Atsushi Tamura, Nobuhiko Yui     Niemann-Pick type C (NPC) disease is an autosomal recessive lysosomal trafficking disorder, in which the cholesterols are abnormally accumulated in lysosomes. Recently, the …             Damaging Effects of Multi-walled Carbon Nanotubes on Pregnant Mice with Different Pregnancy Times ▶     Wei Qi, Juanjuan Bi, Xiaoyong Zhang et al.     The mechanism by which nanoparticles cross the placental barrier was studied by using isotopic tracers. The abortion rates and other related data were counted and analysed in …             Association between Red Blood Cell Transfusion and Bronchopulmonary Dysplasia in Preterm Infants ▶     Zhiqun Zhang, Xianmei Huang, Hui Lu     Anemia and the need for transfusion of packed red blood cells (PRBCs) are common in preterm infants. PRBC transfusion increases the oxygen carrying capacity of hemoglobin and may …             Modeling the Impact of Antibiotic Exposure on Human Microbiota ▶     Jiangchao Zhao, Susan Murray, John J. LiPuma     Human-associated microbial communities play important roles in health and disease. Antibiotic administration is arguably one of the most important modifiable determinants of the …             Changes in IgG and total plasma protein glycomes in acute systemic inflammation ▶     Mislav Novokmet, Edita Lukić, Frano Vučković et al.     Recovery after cardiac surgery is a complex process that has to compensate for both individual variability and extensive tissue damage in the context of systemic inflammation. …                 • Careers & Jobs           naturejobs.com Science jobs of the week       Research Assistant     University of Bristol            Post Doctoral Associate     University of Miami            Post-Doctoral Fellowships     University of Dundee            Postdoctoral Associate     University of North Carolina at Chapel Hill            Research Scientist / Post-doc     Max Planck Institute for Heart and Lung Research            Research Fellow     The Hospital for Sick Children (SickKids) Research Institute            Research Assistant / PhD Candidate     ETH Zurich            PhD Studentship     The Pirbright Institute            Clinical Operations Manager     Cancer Research UK            PostDoc / Senior Scientist     German Cancer Research Center (DKFZ)          No matter what your career stage, student, postdoc or senior scientist, you will find articles on naturejobs.com to help guide you in your science career. 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