Normal development and function in multicellular organisms relies on tight control of cell growth, yet surprisingly little is known about how such control is achieved. Although some promoters of growth have been identified, ...
Biotechnology
Mar 15, 2013
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The identification of King Richard III's skeleton is the latest coup by forensic scientists who use radiocarbon-dating, DNA analysis, 3D scanning and other hi-tech tools to unlock the secrets of the long-dead.
Archaeology
Feb 4, 2013
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A research team has studied how the protein transport system of bacteria developed over time to form the system in the chloroplasts of higher plants. They explored the so-called signal recognition particles and their receptors. ...
Cell & Microbiology
Jan 15, 2013
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(Phys.org)—For nearly 260 years—since Carl Linnaeus developed his system of naming plants and animals—researchers classified species based on visual attributes like color, shape and size. In the past few decades, researchers ...
Cell & Microbiology
Sep 20, 2012
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Research on a unique vertebrate called the sea lamprey shows that more than a thousand genes are shed during its early development. These genes are paradoxically lost all throughout the developing embryo except in a specialized ...
Biotechnology
Aug 21, 2012
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Mammalian cells pack their genome into a highly organized three-dimensional structure, in which the thread-like DNA is wrapped tightly around spool-like proteins. This structure, known as chromatin, plays an important role ...
Cell & Microbiology
Jul 18, 2012
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An Indiana University team of researchers has conducted the most in-depth and diverse genetic analysis of the defense systems that trillions of micro-organisms in the human body use to fend off viruses. The work is among ...
Cell & Microbiology
Jun 13, 2012
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Scientists have made many important discoveries in biology and medicine through studying the internal contents of cells. Some have isolated or identified nucleic acids or proteins with special functions, while others have ...
Analytical Chemistry
Mar 15, 2012
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Researchers at the RIKEN Omics Science Center (OSC) have successfully developed and demonstrated a new experimental technique for producing cells with specific functions through the artificial reconstruction of transcriptional ...
Cell & Microbiology
Mar 14, 2012
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(PhysOrg.com) -- U.S. Naval Research Laboratory researchers Dr. Sean J. Hart, Dr. Colin G. Hebert and Mr. Alex Terray have developed a laser-based analysis method that can detect optical pressure differences between populations ...
Analytical Chemistry
Oct 12, 2011
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