Molecules that suddenly transform into new structures when stimulated by photons or electrons play key roles in many chemical and biological processes. Recently, chemists have discovered that adding transition ...
Aug 05, 2011
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Chromatin remodeling—the packaging and unpackaging of genomic DNA and its associated proteins—regulates a host of fundamental cellular processes including gene transcription, DNA repair, programmed cell ...
Nov 29, 2012
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(Phys.org)—Gravity: It's the law in these parts. But to reach the stars, humans may have to learn to live outside the law.
Dec 18, 2012
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(PhysOrg.com) -- Animals who consume fewer calories live longer and healthier lives. Now, a seminal study at the University of California, San Francisco is testing whether the same is true for extreme dieters.
Apr 19, 2011
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Acid-loving bacteria thrive in sour, acidic places and can help to dissolve metal. Therefore they are often used for industrial metal extraction. In her doctoral thesis "Growth and Survival of Acidithiobacilli in Acidic, ...
Nov 19, 2012
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(PhysOrg.com) -- Researchers at the RIKEN Plant Science Center (PSC) have clarified a key epigenetic mechanism by which an enzyme in the model plant Arabidopsis protects cells from harmful DNA elements. Published ...
May 12, 2011
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Researchers have discovered a faster, cheaper method for the diagnosis of tuberculosis (TB). A major barrier in TB prevention, especially in developing countries, is that diagnosis is slow and costly. Dr Olivier Braissant ...
Aug 17, 2011
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An international research group headed by Professor and Research Director Yrjo Helariutta has discovered the genetic process that controls the development of wood cells in the roots of plants. Wood is the vascular tissue ...
May 31, 2011
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Just as users of Google Earth can zoom in from space to a view of their own backyard, researchers can now navigate biological tissues from a whole embryo down to its subcellular structures thanks to recent advances in electron ...
Aug 06, 2012
3 / 5 (3)
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(PhysOrg.com) -- Researchers at the University of Wyoming have characterized and engineered new proteins that expand the use of light as a tool to manipulate cell cultures, tissues and laboratory model animals.
Jan 25, 2011
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The human genome and the endowments of genes in other animals and plants are like a deck of poker cards containing a "wild card" that in a genetic sense introduces an element of variety and surprise that has ...
Dec 07, 2011
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A new database promises to be an invaluable resource to scientists who use a unique single-celled fungus to study human diseases.
Nov 28, 2011
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