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Table of Contents
 

9 May 2014 Volume 344, Issue 6184


In this week's issue:


Research Summaries


Editor summaries of this week's papers.

Highlights of the recent literature.


Editorial




News of The Week


In science news around the world, the first case of Middle East respiratory syndrome in the United States is confirmed, the World Health Organization declares the spread of wild poliovirus an international emergency, the United Kingdom proposes lifting its confidentiality rules for animal research, and more.


To speed up the production of a new malaria vaccine grown in mosquito saliva, scientists have designed a robot, dubbed SporoBot, that can rapidly dissect a mosquito's salivary glands—and they're asking for crowd funding via Indiegogo.com to help pay to build it.


Science chats with David Saltzberg, the one and only science consultant for the immensely popular CBS sitcom The Big Bang Theory. And former biotech CEO Randy Mills is tapped to head the California Institute for Regenerative Medicine.




News & Analysis


Scientific Integrity

Data in the research of Jens Förster were manipulated, a Dutch national scientific integrity panel concludes.


Archaeology

Archaeologists are finding new evidence that Paleoindians spread throughout North and South America earlier than long believed—and even camped high in the Andes Mountains.


Global Change

The shells of sea snails off the Pacific coast are dissolving, scientists report, raising new questions about the severity of ocean acidification.


Aging

Three new studies found that giving old mice blood from young mice—or a factor found in young blood—improved the function of the aging animals' muscles and brains.


Synthetic Biology

California researchers have created living microbes capable of incorporating and copying a new pair of letters in life's genetic alphabet.



News Focus


As China builds a modern armada, it is pouring money into underwater archaeology and rewriting the history of its early exploits on the high seas.



Letters



Books et al.


Film: Environment

Short reviews of ten works shown at the 2014 Environmental Film Festival in the Nation's Capital sample filmmakers' explorations of the connections among people, other animals, and environments.


A listing of books received at Science during the week ending 02 May 2014.



Education Forum


Science Education

Citizen science and concerns about sustainability can catalyze much-needed synergy between environmental education and science education.



Perspectives


Cell Biology

A constituent of an elusive anion channel that maintains cellular water balance is identified. [Also see Report by Voss et al.]


Astronomy

Recent observations from Planck and BICEP2 reveal key signatures of the Big Bang—what are the next questions for CMB cosmology in space?


AIDS/HIV

The unusual traits of broadly neutralizing antibodies for HIV-1 are stimulating new strategies to induce their production through vaccination.


Biochemistry

A nuclear magnetic resonance study shows how the bacterial chaperone trigger factor can dynamically bind and release many different substrates. [Also see Research Article by Saio et al.]


Materials Science

A vascular system of microchannels delivers polymer-forming reagents that seal and repair large damaged regions. [Also see Report by White et al.]


Psychology

People in wheat-cultivating areas of China are more individualistic and analytical than those in rice-cultivating areas. [Also see Research Article by Talhelm et al.]


Neuroscience

Newly formed hippocampal neurons participate in the encoding of new memories in adult rodents, but too much neurogenesis may jeopardize memory retention. [Also see Research Article by Akers et al.]

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Reviews




Research Articles


Nuclear magnetic resonance data show how molecular chaperones recognize and prevent aggregation and misfolding of unfolded proteins. [Also see Perspective by Gamerdinger and Deuerling]


Addition of new neurons leads to remodeling of hippocampal circuitry and memory degradation. [Also see Perspective by Mongiat and Schinder]


A history of growing rice contributed to an interdependent mode of thought. [Also see Perspective by Henrich]



Reports


Scanning tunneling microscopy is used to provide evidence for a quantum critical point beneath the superconducting dome.


Scanning tunneling microscopy is used to provide evidence for a quantum critical point beneath the superconducting dome.


Methyl radicals that form at isolated iron sites in a silica matrix form gas-phase products and do not deposit solid carbon.


A sequential set of gelation and polymerization reactions are used for patching large gaps in a polymer sample. [Also see Perspective by Zhao and Arruda]


Nanowire growth from a microcrucible catalyst particle at the bottom of the wire is observed in situ.


Electrical fields within the hippocampus can now be decoded to reveal a rat’s location.


A circulating growth factor promotes youthful muscles and brains in aged mice.


Components of an elusive swelling-activated anion channel are identified and form a structurally new class of channel. [Also see Perspective by Mindell]


Inflorescence architecture is shaped by a biphasic signaling network involving the plant hormone gibberellin.


T cells specific for a mutation expressed by tumor cells show antitumor activity in a patient with an epithelial cancer.


The major self-renewing population of peritoneal macrophages is under discrete tissue-selective transcriptional control.


A circulating growth factor promotes youthful muscles and brains in aged mice.



Technical Comments



Podcast


On this week's show: marine archaeology and a roundup of stories from our daily news site.



New Products


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



From the AAAS Office of Publishing and Member Services


 
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