Neurons for numerosity: Parietal neurons 'sum up' individual items in a group
...ocess remained unknown until now. This week in the online open-access journal PLoS Biology, Jamie Roitman, Elizabeth Brannon, and Michael Platt from the University of Illinois at Chicago report novel evidence for the existence of accumulator neurons, which respond to increasing numbers of items in a display...Contributing membership in the biomarkers consortium surges to 30 companies and nonprofits
...mation on The Biomarkers Consortium, including its online project concept submission process and how organizations can become involved in the consortium through its contributing membership program,is available at: www.biomarkersconsortium.org ....Nicotine rush hinges on sugar in neurons
...appearing with a commentary in Nature Neuroscience online proposes a role for sugar as the hinge that opens a gate in the cell membrane and brings news of nicotines arrival. Structural biologist Raymond Stevens of The Scripps Research Institute, who was not involved in the study, called it a landmark acco...House backs taxpayer-funded research access
... Institutes of Health (NIH) to provide free public online access to agency-funded research findings within 12 months of their publication in a peer-reviewed journal. With broad bipartisan support, the House passed the provision as part of the FY2008 Labor, HHS, and Education Appropriations Bill. The Hous...Genomic analysis uncovers new targets for HIV vaccine
... as a vaccine target. The study, published early online by the journal Science July 19, was directed by David Goldstein at Duke University and is the first large cooperative study with major findings arising from the Center for HIV/AIDS Vaccine Immunology, (CHAVI) a seven-year project funded by the Nation...Mucins stand guard against gut infections
...his theory have been lacking. In a study appearing online on July 19 in advance of publication in the August print issue of the Journal of Clinical Investigation, Michael McGuckin and colleagues from the University of Queensland, Australia, show that cell surface mucin 1 (Muc1) plays a critical role in prot...JCI table of contents: July 19, 2007
...his theory have been lacking. In a study appearing online on July 19 in advance of publication in the August...ed remains poorly understood. In a study appearing online on July 19 in advance of publication in the August print issue of the Journal of Clinical Investigat...A new report, 'Where Does the Nano Go? End-of-Life Regulation of Nanotechnologies'
...r be disposed of. These products can be seen in an online inventory maintained by the Project on Emerging Nanotechnologies (see: www.nanotechproject.org/consumerproducts ). This inventory does not include nanotech products being sold but not identified as such, or the hundreds of nano raw materials, interm...MIT IDs link between brain tumor proteins
...al engineering, report their findings in the early online edition of the Proceedings of the National Academy of Sciences for the week of July 16-20. Their work could guide drug developers seeking treatments for GBM, which has proven resistant to all drugs that have been tried against it. The team focus...Protein pulling -- Learning how proteins fold by pulling them apart
...hich were three years in the making, are available online and slated to appear in an upcoming issue of Physical Review Letters. The article describes a new method scientists can use to map out exactly how much free energy is required throughout the folding process. "We believe the method can be applied to...Charting ever-changing genomes
... who led the current study published in last weeks online edition of the Proceedings of the National Academy of Science. It reveals the regions that are currently targeted by natural selection or have been so during the evolutionary past. In an independent study the collaborators -- this time led by Detle...UK scientists lift lid on genetics of coronary artery disease
...niversities of Lubeck and Regensburg, is published online today in the journal New England Journal of Medicine. The first important clues to the identities of these variants came from a genome-wide analysis conducted in almost 2,000 people with coronary artery disease and 3,000 healthy controls as part of...Researchers discover gene responsible for Restless Legs Syndrome
...ide. The findings will be published July 18 in the online edition of the New England Journal of Medicine and will appear in an upcoming printed edition of the journal. The work was led by scientists at Emory University and deCODE Genetics, Inc., in Reykjavik, Iceland. Restless legs syndrome is a condition...Species detectives track unseen evolution
...wn unchanged appearance. Research published in the online open access journal, BMC Evolutionary Biology, suggests that the phenomenon of different animal species not being visually distinct despite other significant genetic differences is widespread in the animal kingdom. DNA profiles and distinct mating gr...Scientists to make news at Computational Biology Conference
...a track organized by the Public Library of Science online publication PLoS Computational Biology, the official journal of the International Society for Computational Biology (ISCB). The press conference will be chaired by ISMB/ECCB Conference Chair Prof. Dr. Thomas Lengauer,Ph.D. of the Max-Planck Institu...Study finds hereditary link to premenstrual depression
...e journal Biological Psychiatry and were published online June 30, 2007. The study was supported by funds from the Intramural Research Program at the National Institute of Mental Health (NIMH). The research involved 91 women for whom the authors prospectivelyconfirmed a diagnosis of PMDD over at least thr...UCLA researchers show that culture influences brain cells
...ent issue of the journal PLoS ONE and is available online at http://www.plosone.org/doi/pone.0000626 . In their study, the researchers wanted to investigate the imprint of culture on the so-called mirror neuron network. Mirror neurons fire when an individual performs an action, but they also fire when so...Cardiac patches stimulate regeneration, improve function after heart attack
...art function. Their findings appear in the July 15 online edition of Nature Medicine. Periostin is a component of the material that surrounds cells and is derived from the skin around bone. Though the mature heart only has tiny amounts, its abundant during fetal heart development, and increased amounts ar...Study identifies energy efficiency as reason for evolution of upright walking
...ergetics and the origin of human bipedalism in the online early edition of the Proceedings of the National Academy of Sciences (PNAS) during the week of July 16. The print issue will be published on July 24. Bipedalism marks a critical divergence between humans and other apes and is considered a defining......isease. The study appeared July 15 in an advance online letter in the journal Nature. The genotyping technology we now have available has revolutionized the way we can ask and answer research questions, said the studys lead author, Hakon Hakonarson, M.D., Ph.D., the director of the Center for Applied G...