Science: Current Issue / Novinky odjinud / drogy-info.cz

[Podcast] Science Podcast

The show includes how corals respond to climate change, inherited factors for drug addiction, 2011 Visualization Challenge winners, and more.

http://www.sciencemag.org/content/335/6068/605.2.full?rss=1

New Products

A weekly roundup of information on newly offered instrumentation, apparatus, and laboratory materials of potential interest to researchers.

http://www.sciencemag.org/content/335/6068/605.1.full?rss=1

[Report] Abnormal Brain Structure Implicated in Stimulant Drug Addiction

A neurological marker of addiction vulnerability occurs in sibling pairs who do not take drugs.Authors: Karen D. Ersche, P. Simon Jones, Guy B. Williams, Abigail J Turton, Trevor W. Robbins, Edward T. Bullmore

http://www.sciencemag.org/content/335/6068/601.full?rss=1

[Report] Innate Response Activator B Cells Protect Against Microbial Sepsis

A specialized population of B lymphocytes is important for controlling bacterial infections and preventing sepsis.Authors: Philipp J. Rauch, Aleksey Chudnovskiy, Clinton S. Robbins, Georg F. Weber, Martin Etzrodt, Ingo Hilgendorf, Elizabeth Tiglao, Jose-Luiz Figueiredo, Yoshiko Iwamoto, Igor Theurl, Rostic Gorbatov, Michael T. Waring, Adam T. Chicoine, Majd Mouded, Mikael J. Pittet, Matthias Nahrendorf, Ralph Weissleder, Filip K. Swirski

http://www.sciencemag.org/content/335/6068/597.full?rss=1

[Report] Growth of Western Australian Corals in the Anthropocene

Cores taken from massive corals indicate that temperature rather than ocean acidification has governed reef growth.Authors: Timothy F. Cooper, Rebecca A. O'Leary, Janice M. Lough

http://www.sciencemag.org/content/335/6068/593.full?rss=1

[Report] Sequential Signaling Crosstalk Regulates Endomesoderm Segregation in Sea Urchin Embryos

Separation of deuterostome endoderm and mesoderm occurs through sequential interactions between Notch and Wnt signaling.Authors: Aditya J. Sethi, Radhika M. Wikramanayake, Robert C. Angerer, Ryan C. Range, Lynne M. Angerer

http://www.sciencemag.org/content/335/6068/590.full?rss=1

[Report] Untangling Genomes from Metagenomes: Revealing an Uncultured Class of Marine Euryarchaeota

Reconstruction of whole genomes from a complex microbial community has revealed an evolutionary surprise.Authors: Vaughn Iverson, Robert M. Morris, Christian D. Frazar, Chris T. Berthiaume, Rhonda L. Morales, E. Virginia Armbrust

http://www.sciencemag.org/content/335/6068/587.full?rss=1

[Report] Affirmative Action Policies Promote Women and Do Not Harm Efficiency in the Laboratory

Increasing the representation of competition-averse individuals does not alter overall output.Authors: Loukas Balafoutas, Matthias Sutter

http://www.sciencemag.org/content/335/6068/579.full?rss=1

[Report] Female Leadership Raises Aspirations and Educational Attainment for Girls: A Policy Experiment in India

The effects of female leaders on girls occur via policy changes in the short run and parental aspirations in the longer run.Authors: Lori Beaman, Esther Duflo, Rohini Pande, Petia Topalova

http://www.sciencemag.org/content/335/6068/582.full?rss=1

[Report] Natural Variation in a Chloride Channel Subunit Confers Avermectin Resistance in C. elegans

Resistance to avermectin, an anti-nematode drug, is conferred by a deletion in a glutamate-gated chloride channel.Authors: Rajarshi Ghosh, Erik C. Andersen, Joshua A. Shapiro, Justin P. Gerke, Leonid Kruglyak

http://www.sciencemag.org/content/335/6068/574.full?rss=1

[Report] High-Latitude Forcing of the South American Summer Monsoon During the Last Glacial

High-latitude processes in the Northern and Southern Hemispheres both influence the South American Summer Monsoon.Authors: Lisa C. Kanner, Stephen J. Burns, Hai Cheng, R. Lawrence Edwards

http://www.sciencemag.org/content/335/6068/570.full?rss=1

[Report] Iron Catalysts for Selective Anti-Markovnikov Alkene Hydrosilylation Using Tertiary Silanes

Iron catalysts offer a potentially cheaper route than platinum for certain commercially useful carbon-silicon compounds.Authors: Aaron M. Tondreau, Crisita Carmen Hojilla Atienza, Keith J. Weller, Susan A. Nye, Kenrick M. Lewis, Johannes G. P. Delis, Paul J. Chirik

http://www.sciencemag.org/content/335/6068/567.full?rss=1

[Report] Revealing the Superfluid Lambda Transition in the Universal Thermodynamics of a Unitary Fermi Gas

Thermodynamic quantities for the superfluid transition of a strongly interacting atomic Fermi gas were measured.Authors: Mark J. H. Ku, Ariel T. Sommer, Lawrence W. Cheuk, Martin W. Zwierlein

http://www.sciencemag.org/content/335/6068/563.full?rss=1

[Report] Spin-Down of Radio Millisecond Pulsars at Genesis

Numerical calculations show that processes responsible for spinning up millisecond pulsars may also lead them to slow down.Author: Thomas M. Tauris

http://www.sciencemag.org/content/335/6068/561.full?rss=1

[Research Article] The Southern Ocean’s Role in Carbon Exchange During the Last Deglaciation

Radiocarbon measurements of deep-sea corals reveal the presence of old, carbon-rich water in the Southern Ocean.Authors: Andrea Burke, Laura F. Robinson

http://www.sciencemag.org/content/335/6068/557.full?rss=1

[Research Article] High-Resolution View of the Yeast Meiotic Program Revealed by Ribosome Profiling

During yeast sporulation, the production of most proteins is tightly regulated by both messenger RNA levels and translational control.Authors: Gloria A. Brar, Moran Yassour, Nir Friedman, Aviv Regev, Nicholas T. Ingolia, Jonathan S. Weissman

http://www.sciencemag.org/content/335/6068/552.full?rss=1

[Brevia] Nanoscopy in a Living Mouse Brain

Super high-resolution microscopy resolves neuron dynamics in the cerebral cortex of a living mouse.Authors: Sebastian Berning, Katrin I. Willig, Heinz Steffens, Payam Dibaj, Stefan W. Hell

http://www.sciencemag.org/content/335/6068/551.full?rss=1

[Perspective] Physics: Seeing the Superfluid Transition of a Gas

The universal thermodynamic functions of a superfluid formed from a fermion gas of strongly interacting lithium atoms have been measured precisely.Author: Wilhelm Zwerger

http://www.sciencemag.org/content/335/6068/549.full?rss=1

[Perspective] Climate Change: Marching in Near Lock-Step

A cave record from Peru closely matches climate patterns seen in cores from Greenland and the North Atlantic Ocean.Author: Donald T. Rodbell

http://www.sciencemag.org/content/335/6068/548.full?rss=1

[Perspective] Neuroscience: To Stop or Not to Stop?

Does chronic drug abuse cause brain abnormalities, or do they develop before the onset of dependence?Authors: Nora D. Volkow, Ruben D. Baler

http://www.sciencemag.org/content/335/6068/546.full?rss=1

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Science: Current Issue