[NEWS] Agency says Bayesian statistical methods could trim costs, boost efficiency SILVER SPRING, Md., Feb. 5 /PRNewswire-USNewswire/ — The U.S. Food and Drug Administration today issued guidance on Bayesian statistical methods in the design and analysis of medical device clinical trials that could result in less costly and more efficient patient studies. (Logo: <a href=”http://www.newscom.com/cgi-bin/prnh/20090824/FDALOGO” t…
Yes, ecology shapes evolution, but guppies show reverse also true
[NEWS] Contact: Joseph Travis jtravis@fsu.edu 850-644-4404 Florida State University TALLAHASSEE, Fla.—In the natural stream communities of Trinidad, guppy populations live close together, but evolve differently. Upstream, fewer predators mean more guppies but less food for each; they grow slowly and larger, reproduce later and less, and die older. Downstre…
Scientists find quantum mechanics at work in photosynthesis
[NEWS]
Contact: Sean Bettam s.bettam@utoronto.ca 416-534-5820 University of Toronto TORONTO, ON – A team of University of Toronto chemists have made a major contribution to the emerging field of quantum biology, observing quantum mechanics at work in photosynthesis in marine algae. “There's been a lot of excitement and speculation…
Nano imaging takes turn for the better
[NEWS]
Contact: David Ruth druth@rice.edu 713-348-6327 Rice University Photothermal technique provides new way to track nanoparticles Stephan Link wants to understand how nanomaterials align, and his lab's latest work is a step in the right direction. Link's Rice University group has found a way to use gold nanorod…
Scripps Research and GIS scientists map epigenome of human stem cells during development
[NEWS]
Contact: Keith McKeown kmckeown@scripps.edu 858-784-8134 Scripps Research Institute Billions of data points provide big picture of 'human epigenome' during critical developmental window LA JOLLA, CA – February 2, 2010 – – Scientists at The Scripps Research Institute and The Genome Institute of Singapore …